CN207142554U - Accidental movement of elevator cage and up-running over-speed protection control panel - Google Patents
Accidental movement of elevator cage and up-running over-speed protection control panel Download PDFInfo
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- CN207142554U CN207142554U CN201721046302.8U CN201721046302U CN207142554U CN 207142554 U CN207142554 U CN 207142554U CN 201721046302 U CN201721046302 U CN 201721046302U CN 207142554 U CN207142554 U CN 207142554U
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Abstract
A kind of accidental movement of elevator cage and up-running over-speed protection control panel; including input port and output port, input port includes top door area signal port X1, lower section door area signal port X2, door lock signal port x 5, door lock and safety return circuit power supply public port X6, door lock and safety return circuit power port X8, safety return circuit port x 9；Output port includes upper magnet control end Y1, electromagnet circuit controls end Y2, lower electromagnet control terminal Y3, position switch control terminal Y4 and Y5.When detecting that accidental movement occurs for lift car, top door area signal port X1 or lower section door area signal port X2 dead electricity, the dead electricity of door lock signal port x 5, moved under door opening state, it is electric that control panel can control corresponding electromagnet to obtain, electromagnet obtain it is electric after, rope brake clamps elevator wire rope, and lift car stops movement.The utility model is simple in construction, and cost is low and stable and reliable operation, is applied to 80v~240v to door lock and safety return circuit detection input voltage, can be supporting with more than 90% elevator.
Description
Technical field
Elevators field is the utility model is related to, more particularly to a kind of accidental movement of elevator cage and up-running over-speed protection control
Plate.
Background technology
In recent years, the security incident on elevator is reported again and again, people is focused more on elevator safety, national also phase
" No. 1 amendment of GB7588-2003 " should be issued, it is to " in onlocking zone and under door opening state, car leaves without instruction
The movement of stop " is defined as accidental movement, and all elevators newly to dispatch from the factory must have anti-meaning locomotive function.
Accidental movement of elevator cage is typically mainly caused by two kinds of reasons：One kind is brake torque deficiency, and another kind is
Traction sheave and friction force of steel rope deficiency.Therefore, to prevent or stop car movement, accordingly can install " device " additional on car
Directly stop, or stopped indirectly by clamping traction steel-cable.So, need badly and develop a kind of control bidirectional rope gripper prevention electricity
The terraced improper movement of car and the accidental movement of elevator cage and up-running over-speed protection control panel of up hypervelocity.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of above-mentioned background technology, there is provided a kind of simple in construction and cost is low
Accidental movement of elevator cage and up-running over-speed protection control panel, with control bidirectional rope gripper prevent the improper movement of lift car
With up hypervelocity.
In order to realize the above object a kind of accidental movement of elevator cage provided by the utility model and up-running over-speed protection control
Making sheet, the control panel include several input ports and output port, and it is characterized in that, the input port includes upper
Fang Menqu signal ports X1, lower section door area signal port X2, door lock signal port x 5, door lock and safety return circuit power supply public port
X6, door lock and safety return circuit power port X8, safety return circuit port x 9；
The top door area signal port X1 is connected with the top door area interface of elevator master board, the lower section door area letter
Number port x 2 is connected with the lower section door area interface of elevator master board, the door lock signal port x 5 and elevator master board
Car door lock connects, and door lock and safety return circuit the power supply public port X6 is public with the loop of the door lock power supply of elevator master board
End interface connects, door lock and safety return circuit the power port X8 and the door lock and safety return circuit power interface of elevator master board
The other end and company, the safety return circuit port x 9 be connected with the elevator safety loop of elevator master board；
The output port include upper magnet control end Y1, electromagnet circuit controls end Y2, lower electromagnet control terminal Y3,
Position switch control terminal Y4 and Y5；
The upper magnet control end Y1, electromagnet circuit controls end Y2 connect with the both ends of the upper electromagnet of rope brake respectively
Connect；The lower electromagnet control terminal Y3, both ends of the electromagnet circuit controls end Y2 respectively with the lower electromagnet of rope brake are connected；Institute
Rheme puts upper position switch respectively with rope brake of switch control terminal Y4 and Y5, lower position switch wherein one end is connected.
Further, when the top door area signal port X1 dead electricity, 5 dead electricity of door lock signal port x, the upper electricity
Magnet control terminal Y1 and electromagnet circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electromagnet of rope brake,
Rope brake clamps elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run.
Further, when the lower section door area signal port X2 dead electricity, 5 dead electricity of door lock signal port x, under described
Magnet control end Y3 and electromagnet circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the lower electromagnetism of rope brake
Iron, rope brake clamp elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run.
Further, the input port also includes maintenance port x 4, upper dynamic button, lower dynamic button, the maintenance end
Mouth X4 is connected with the maintenance interface of elevator master board；The maintenance dead electricity of port x 4, when upper dynamic button turns on, the upper electromagnetism
Iron control terminal Y1 and electromagnet circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electromagnet of rope brake, folder
Rope device clamps elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run；The maintenance
The dead electricity of port x 4, when lower dynamic button turns on, the lower electromagnet control terminal Y3 and electromagnet circuit controls end Y2 obtain electric, safety and returned
Road port X9 dead electricity, start the lower electromagnet of rope brake, rope brake clamps elevator wire rope e, and lift car stops movement, electricity
Terraced safety return circuit disconnects, and forbids elevator to run.
Further, the input port also includes overspeed protection port x 7, the overspeed protection port x 7 and elevator
The speed-limiting switch connection of master board；During 7 dead electricity of overspeed protection port x, the upper magnet control end Y1 and electromagnet
Circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electromagnet of rope brake, and rope brake is by elevator wire rope e
Clamp, lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run.
Further, the input port also includes intermediate door area port x 3, intermediate door area port x 3 and elevator
The intermediate door area interface connection of master board.
Further, the door lock signal port x 5, door lock and safety return circuit power supply public port X6, overspeed protection end
Mouth X7, door lock and safety return circuit power port X8 input voltage are applied to 80v~240v, pass through rectifier bridge, electric capacity and resistance
The mu balanced circuit of composition, DC voltage 1.05v~1.3v is exported, for driving optocoupler.
The beneficial effect that technical scheme provided by the utility model is brought is：
1st, when detecting that accidental movement occurs for lift car, top door area signal port X1 or lower section door area signal end
Mouth X2 dead electricity, the dead electricity of door lock signal port x 5, i.e., move up under door opening state, and control panel can control corresponding
Electromagnet obtain it is electric, electromagnet obtain it is electric after, rope brake clamps elevator wire rope, lift car stop movement.
2nd, when detecting that accidental movement occurs for lift car, elevator is pacified while rope brake clamps elevator wire rope
Full loop disconnects, and forbids elevator to run.
3rd, it is used as anti-unexpected detection circuit by overhauling port, avoids rope brake during overhauling elevator from acting.It can now press
Electromagnet or lower electromagnet on upper dynamic button or lower dynamic button control on control panel, to debug bidirectional rope gripper.
4th, by overspeed protection port processing to during overspeed signal and elevator not in downstream state on direction relay
Device (J2) acts, and connects electromagnet power supply corresponding to rope brake, electromagnetic actuation triggering rope brake action.
5th, accuracy of detection is improved by intermediate door area port.
6th, to door lock and safety return circuit detection input voltage be applied to 80v~240v, can be supporting with more than 90% elevator；Knot
Structure is simple, and cost is low and stable and reliable operation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is circuit diagram of the present utility model.
Fig. 3 is the structural representation of rope brake；
Fig. 4 is that Fig. 1 removes the structural representation after fixed seat；
Fig. 5 is Fig. 2 cross-sectional view；
Fig. 6 is the structural representation of fixed seat；
Fig. 7 is using state structure diagram when rope brake is diagonally-installed；
Fig. 8 is using state structure diagram when rope brake is vertically-mounted；
Fig. 9 is using state structure diagram when rope brake is horizontally mounted.
In figure, left fixed plate 1, left socle 2, left sliding friction plate 3, left slider 3a, left friction plate 3b, left slip hook plate 4,
Left hook plate 4a, Zola's spring 5, left electronic movable hook 6, left movable hook mounting seat 6a, left movable hook 6b, left electromagnet mounting seat 6c,
Left electromagnet 6d, left T-bar 6e, left compression spring 6f, left position switch 7, left-handed opening plug 8, right fixed plate 9, right support 10,
Right sliding friction plate 11, right sliding block 11a, right friction plate 11b, right slip hook plate 12, right hook plate 12a, right extension spring 13, right electronic work
Dynamic hook 14, right movable hook mounting seat 14a, right movable hook 14b, right electromagnet mounting seat 14c, right electromagnet 14d, right T-bar
14e, right compression spring 14f, right position switch 15, right on-off plug 16, left-handed opening seat 17, left Plug pin patch bay 18, right switch base 19,
Right Plug pin patch bay 20, installing plate 21, regulation mounting hole 21a, first is fixedly mounted hole 21b, fixed seat 22, arc waist-shaped hole 22a, the
Two are fixedly mounted hole 22b, adjusting gasket 23, left limit frame 24, right limit frame 25, spandrel girder or machine bed a, traction sheave b, lead
To wheel c, diversion sheave d, steel wire rope e.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
As shown in figure 1, a kind of accidental movement of elevator cage provided by the utility model and up-running over-speed protection control panel bag
Include several input ports and output port.
Input port includes power input, top door area signal port X1, lower section door area signal port X2, intermediate door area
Port x 3, maintenance port x 4, upper dynamic button, lower dynamic button, door lock signal port x 5, door lock and safety return circuit power supply public port
X6, overspeed protection port x 7, door lock and safety return circuit power port X8, safety return circuit port x 9.
Top door area signal port X1 is connected with the top door area interface of elevator master board.Door lock signal port x 5 and electricity
The car door lock connection of terraced master board, door lock and safety return circuit power supply public port X6 and the loop of the door lock electricity of elevator master board
The public end interface connection in source, door lock and safety return circuit power port X8 and the door lock and safety return circuit power supply of elevator master board
The other end of interface and company, safety return circuit port x 9 are connected with the elevator safety loop of elevator master board.Top door area signal
When the dead electricity of port x 1, door lock signal 5 dead electricity of port x, upper magnet control end Y1 and electromagnet circuit controls end Y2 obtain electric, peace
The dead electricity of full loop port x 9, start the upper electromagnet of rope brake, rope brake clamps elevator wire rope e, and lift car stops moving
Dynamic, elevator safety loop disconnects, and forbids elevator to run.
Lower section door area signal port X2 is connected with the lower section door area interface of elevator master board.Lower section door area signal port X2
When dead electricity, 5 dead electricity of door lock signal port x, the lower electromagnet control terminal Y3 and electromagnet circuit controls end Y2 obtain electric, peace
The dead electricity of full loop port x 9, start the lower electromagnet of rope brake, rope brake clamps elevator wire rope e, and lift car stops moving
Dynamic, elevator safety loop disconnects, and forbids elevator to run.
Intermediate door area port x 3 is connected with the intermediate door area interface of elevator master board, to improve accuracy of detection.
Maintenance port x 4 is connected with the maintenance interface of elevator master board.The dead electricity of port x 4 is overhauled, when upper dynamic button turns on,
Upper magnet control end Y1 and electromagnet circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electricity of rope brake
Magnet, rope brake clamp elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run；
The maintenance dead electricity of port x 4, when lower dynamic button turns on, lower electromagnet control terminal Y3 and electromagnet circuit controls end Y2 obtain electric, peace
The dead electricity of full loop port x 9, start the lower electromagnet of rope brake, rope brake clamps elevator wire rope e, and lift car stops moving
Dynamic, elevator safety loop disconnects, and forbids elevator to run.
Overspeed protection port x 7 is connected with the speed-limiting switch of elevator master board；During 7 dead electricity of overspeed protection port x,
The upper magnet control end Y1 and electromagnet circuit controls end Y2 obtain the electric, dead electricity of safety return circuit port x 9, start rope brake
Upper electromagnet, rope brake clamp elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator to transport
OK.
Door lock signal port x 5, door lock and safety return circuit power supply public port X6, overspeed protection port x 7, door lock and safety
The input voltage of ring current port x 8 is applied to 80v~240v, the mu balanced circuit being made up of rectifier bridge, electric capacity and resistance,
DC voltage 1.05v~1.3v is exported, for driving optocoupler.
Output port includes upper magnet control end Y1, electromagnet circuit controls end Y2, lower electromagnet control terminal Y3, position
Switch control terminal Y4 and Y5.
The both ends of upper magnet control end Y1, electromagnet circuit controls end Y2 respectively with the upper electromagnet of rope brake are connected；
The both ends of lower electromagnet control terminal Y3, electromagnet circuit controls end Y2 respectively with the lower electromagnet of rope brake are connected；Position switch
The upper position switch with rope brake, lower position switch wherein one end are connected respectively by control terminal Y4 and Y5.
Power input includes 24+ ports, 24- ports, is connected respectively with the 24V power supplys of the master board of elevator.If
The overspeed switch of safety tongs is when being connected on safety return circuit, and overspeed protection port x 7 is connected on close to power end (front end),
Unless overspeed switch disconnection (action), the go out end and the other end of power supply that otherwise switch always have voltage；By overspeed protection port x 7
The output end of safety return circuit speed limit overspeed switch is concatenated into safety return circuit port x 9.Connecting cable (5 × 0.75) is inserted respectively
Onto anti-accidental movement control panel and bidirectional rope gripper.Anti- accidental movement control panel direction of action and bidirectional rope gripper direction of action
The plug exchanged when inconsistent on rope brake.
Circuit structure of the present utility model is as shown in Fig. 2 operation principle is as follows：
1st, car movement protection
1.1 movement accuracy of detection are high (switch K1-1 is off),
Top door area signal port X1, lower section door area signal port X2 conducting on control panel, optocoupler GJ1, GJ2 conducting,
Switch K2-1 and K2-3 pulls out off-state, K2-2 and K2-4 and pulls out conducting state, and lift car is in level position.
The dead electricity of door lock signal port x 5, the top door area switch of elevator leave an area, and lift car is located under door opening state
In the state of moving up.Now, the dead electricity of top door area port x 1, optocoupler GJ1 dead electricity, 7,8 ports and K2-2 of the+24V through GJ1 and
Resistance R10 turns on light idol GJ6.8,7 ports (node G) of+24V through optocoupler GJ9, optocoupler GJ6 8,7 ports and resistance make light
Even GJ8 conductings, while through node G, the 7 of optocoupler GJ3,8 ports, the port (node E) of diode d6, the 5 of optocoupler GJ8,6 and optocoupler
GJ3 5,6 ports turn on relay J2, while turn on light idol GJ5 5,6 ports through node E to diode d2 and resistance,
Turn on relay J4, relay J4 contacts 6,7 disconnect relay J3 and are delayed after electric capacity c1 electric discharges；+ 24V is through relay J3's
3 and 6,4 and 5, the 3 of relay J2,4 make electromagnet obtain corresponding slip hook plate -1 or sliding hook on electric adhesive triggering rope brake
Plate -2 breaks off relations, rope brake action.Disconnected because relay J3 is delayed, upper electromagnet dead electricity is decontroled；Sliding hook plate unhook movement
When position switch 1 or position switch 2 simultaneously switch off, forbid elevator to run so as to disconnect elevator safety loop.Position switch 1 or position
The left position switch 7 or right position switch 15 of the corresponding rope brake of switch 2 are put, the mode installed according to rope brake is different and corresponding
Set.For example, elevator accident upload control will be set on the right of rope brake, then position switch 1 corresponds to right position switch 15, then position
The corresponding left position switch 7 of switch 2 is put, otherwise similarly.Position switch 1 or position switch 2 described below are same.Sliding hook
The corresponded manner of plate -1 or slip hook plate -2 and right slip hook plate 12 or left slip hook plate 4 is same as described above.
When lift car is in level position, the dead electricity of door lock signal port x 5, lift car is under door opening state in downward
Mobile status.Lower section door area switch leaves the dead electricity of door area port x 2, light idol GJ2 conductings below area's plate, and+24V is through optocoupler GJ2's
7th, 8 ports, switch K2-4 and resistance R12 turn on light idol GJ7,8, the 7 ports of+24V through optocoupler GJ8, optocoupler GJ7 7,8 ends
Mouth and resistance turn on light idol GJ9,7, the 8 ports of+24V through optocoupler GJ3, the port (node of diode d7, the 5 of optocoupler GJ9,6
F), turn on relay J5, while light idol GJ5 is turned on through node F to diode d3 and resistance, turn on relay J4, after
Electrical equipment J4 contacts 6,7 disconnect relay J3 and are delayed after electric capacity c1 electric discharges；3 and 6,4 and 5 of+the 24V through relay J3, relay
3, the 4 of J5 obtain lower electromagnet, and electric adhesive triggers slip hook plate -2 corresponding to rope brake or slides the unhook of hook plate -1, rope brake moves
Make.Disconnected because J3 is delayed, lower electromagnet dead electricity is put；Position switch 2 or position switch 1 when sliding hook plate and breaking off relations mobile
Simultaneously switch off, forbid elevator to run so as to disconnect elevator safety loop.
1.2 movement accuracy of detection are low (switch K1-1 is in closure state)
Elevator door zone switch is failure to actuate in door zone position, the conducting of light idol GJ1, GJ2, switch K2-1 and K2-3 pull out conducting shape
State, switch K2-2 and K2-4 pull out off-state.
When lift car level position, moved up under door opening state when, top door area switch first leave area's plate
Top door area port x 1 obtains electric, the even GJ1 conductings of light, and 5, the 6 ports of+24V through optocoupler GJ1, switch K2-1 and resistance make light idol GJ6
Conducting, 8, the 7 ports of+24V through optocoupler GJ9, optocoupler GJ6 8,7 ports and resistance make light idol GJ8 turn on, after continuing to move under
Fang Menqu switches leave door area port x 2 below area's plate and obtain electric, the even GJ2 conductings of light, 5, the 6 ports of+24V through optocoupler GJ2, open
Closing K2-3 and resistance turns on light idol GJ7,5, the 6 ports of+24V through optocoupler GJ7, optocoupler GJ8 5,6 ports (node E) and light
Coupling GJ3 5,6 ports turn on relay J2, while lead light idol GJ5 5,6 ports through node E to diode d2 and resistance
It is logical, turn on relay J4, relay J4 contacts 6,7 are disconnected, and relay J3 is delayed after electric capacity c1 electric discharges to be disconnected；+ 24V pass through after
The 3 of electrical equipment J3 and 6,4 and 5, the 3 of relay J2,4 make electromagnet obtain corresponding slip hook plate -1 on electric adhesive triggering rope brake
Or slide the unhook of hook plate -2, rope brake action.Disconnected because J3 is delayed, upper electromagnet, which loses, to be put；When sliding hook plate unhook movement
Position switch 1 or position switch 2 simultaneously switch off, forbid elevator to run so as to disconnect elevator safety loop.
When lift car level position, moved down under door opening state when, lower section door area switch first leave area's plate
X2 obtains electric, the even GJ2 conductings of light, and 5, the 6 ports of+24V through optocoupler GJ2, switch K2-3 and resistance turn on light idol GJ7 ,+24V warps
Optocoupler GJ4 5,6 ports, optocoupler GJ5 7,8 ports, optocoupler GJ11 5,6 ports (node A), optocoupler GJ8 8,7 ports,
Optocoupler GJ7 7,8 ports and resistance turn on light idol GJ9, continue to move to back upper place door area switch and leave an area plate X1 and obtain electric, light
Even GJ1 conducting, 5, the 6 ports of+24V through optocoupler GJ1, switch K2-1 and resistance R9 turn on light idol GJ6 ,+24V through GJ6 5,
6 and GJ9 5,6 ports (node F) turn on relay J5, while turn on light idol GJ5 (5,6 port) through F to d3 and resistance,
Turn on relay J4, relay J4 contacts 6,7 disconnect relay J3 and are delayed after electric capacity c1 electric discharges；+ 24V is through relay J3's
3 and 6,4 and 5, the 3 of relay J5,4, which make lower electromagnet obtain corresponding to electric adhesive triggering rope brake, slides hook plate -2 or sliding hook
Plate -1 breaks off relations, rope brake action.Disconnected because relay J3 is delayed, upper electromagnet, which loses, to be put；The position when sliding hook plate and breaking off relations mobile
Put switch 2 or position switch 1 simultaneously switches off, forbids elevator to run so as to disconnect elevator safety loop.
2nd, elevator up-running over-speed protection：
Elevator does not have during hypervelocity, door lock has direct current with safety return circuit power supply public port X6, overspeed protection port x 7 or exchanged
Voltage is changed into direct current 1.05-1.3V driving optocouplers GJ11 3,4 conductings, makes 5,6 by 80-240V, rectified bridge, resistance, electric capacity
Disconnected with 7,8：When elevator exceeds the speed limit, limiter of speed acts, overspeed switch disconnects, control panel X7 dead electricity, GJ11 dead electricity ,+24V
Turned on through node G, the 7 of optocoupler GJ11,8 (node E), the 5 of optocoupler GJ3,6, relay J2 is turned on while through node E to two
Pole pipe d2 and resistance make 5, the 6 of light idol GJ5 to turn on, and turn on relay J4, and relay J4 contacts 6,7 disconnect relay J3 through electricity
Hold Delayed conducting after c1 discharges；3 and 6,4 and 5 of+the 24V through relay J3,3, the 4 of relay J2 make upper electromagnet obtain electric adhesive
Trigger corresponding slip hook plate -1 on rope brake or slide the unhook of hook plate -2, rope brake action.Disconnected because J3 is delayed, upper electromagnetism
Iron, which loses, to be put；When sliding hook plate and breaking off relations mobile, position switch 1 or position switch 2 simultaneously switch off, so as to disconnecting elevator safety loop
Elevator is forbidden to run.
3rd, inspecting state：
Elevator disconnects the normal inspection of anti-accidental movement control panel to overhaul the dead electricity of port x 4 during maintenance shape, 5, the 6 of optocoupler GJ4
Slowdown monitoring circuit, rope brake during overhauling elevator is avoided to act, now optocoupler GJ4 7,8 closures:
When pressing the upper dynamic button on control panel, 7,8 ports (node B) of+24V through optocoupler GJ4, the upper moving contacts of G (section
Point C), diode d4, the 5 of optocoupler GJ3,6 make relay J2 turn on and meanwhile through diode d10 make relay J4 turn on, relay
J4 contacts 6,7 disconnect relay J3 and are delayed after electric capacity c1 electric discharges and disconnected；3 and 6,4 and 5 of+the 24V through relay J3, relay
3, the 4 of J2 make electromagnet obtain corresponding slip hook plate -1 on electric adhesive triggering rope brake or slide the unhook of hook plate -2, rope brake
Action.Disconnected because J3 is delayed, upper electromagnet, which loses, to be put；When sliding hook plate and breaking off relations mobile, position switch 1 or position switch 2 be simultaneously
Disconnect, forbid elevator to run so as to disconnect elevator safety loop.
When pressing the lower dynamic button on control panel ,+24V through optocoupler GJ4 7,8 disconnect (node B), G lower moving contacts (section
Point D), diode d8 turn on relay J5 while turn on relay J4 through diode d11, relay J4 contacts 6,7 are disconnected
Open relay J3 is delayed after electric capacity c1 electric discharges to be disconnected；Under 3 and 6,4 and 5 of+the 24V through relay J3,3, the 4 of relay J5 make
Electromagnet, which obtains, slides hook plate -2 or the unhook of slip hook plate -1, rope brake action corresponding to electric adhesive triggering rope brake.Because J3 prolongs
When disconnect, upper electromagnet, which loses, to be put；When sliding hook plate and breaking off relations mobile, position switch 2 or position switch 1 simultaneously switch off, so as to disconnecting
Elevator safety loop forbids elevator to run.
When pressing the short position switch button on control panel, 7,8 ports (node B), short position of the+24V through optocoupler GJ4
Shift knob contact turns on relay J1, and position switch short circuit is made to act in rope brake by relay J1 contacts 3,4 and 5,6
After clock over reset.
As shown in figs. 3 to 9, rope brake includes one piece of diagonally disposed left fixed plate 1 and is installed in a left side structure of rope brake
Two pieces of left socles 2 of the both sides of fixed plate 1, left sliding friction plate 3, left fixed plate 1 are slidably fitted with a surface of left fixed plate 1
Another surface on be slidably fitted with it is left slip hook plate 4, it is left slip hook plate 4 be connected with left sliding friction plate 3, it is left slide hook plate 4
Upper end is mounted with Zola's spring 5, and the lower end of Zola's spring 5 is articulated on left socle 2, and the position that left slip hook plate 4 is corresponded on left socle 2 is set
There is the left electronic movable hook 6 that can be mounted with left slip hook plate 4, the left upper end of fixed plate 1 is provided with left position switch 7, left sliding friction
The position that left position switch 7 is corresponded on plate 3 is provided with the left-handed opening plug 8 that is engaged with left position switch 7, left during initial position
Slide hook plate 4 and be in mounting state with left electronic movable hook 6, Zola's spring 5 is in extended state, left position switch 7 and left-handed opening
Plug 8 is in an ON state；One piece of diagonally disposed right fixed plate 9 and two pieces of right supports 10 for being installed in the right both sides of fixed plate 9,
Right sliding friction plate 11 is slidably fitted with one surface of right fixed plate 9, the right side is slidably fitted with another surface of right fixed plate 9
Hook plate 12 is slided, right slip hook plate 12 is connected with right sliding friction plate 11, and right slip hook plate 12 lower end is mounted with right extension spring 13, right
The upper end of extension spring 13 is articulated on right support 10, corresponded on right support 10 it is right slip hook plate 12 position be provided with can be with right slip hook plate
The right electronic movable hook 14 of 12 mountings, the right lower end of fixed plate 9 is provided with right position switch 15, right position is corresponded on right sliding friction plate 11
The position for putting switch 15 is provided with the right on-off plug 16 that is engaged with right position switch 15, during initial position, right slip hook plate 12
Mounting state is in right electronic movable hook 14, right extension spring 13 is in extended state, right position switch 15 and right on-off plug 16
In an ON state；The side of left socle 2 is connected with the side of corresponding right support 10, the rubbing surface of left sliding friction plate 3 with
The rubbing surface of right sliding friction plate 11 is arranged with respect to parallel interval.
Because the mounting means of rope brake is a variety of, such as use state knot when rope brake shown in Fig. 7 is diagonally-installed
Structure schematic diagram；Using state structure diagram when rope brake shown in Fig. 8 is vertically-mounted；Rope brake water shown in Fig. 9
Using state structure diagram when safety fills.For convenience, the structure of rope brake uses a right, left side to distinguish elevator car
The part of rope brake protection device when railway carriage or compartment is surprisingly up mobile, when unexpected descending mobile, i.e., the i.e. upper position of right position switch 15
Switch, the i.e. lower position switch of left position switch 7.Correspondingly upper electromagnet, left electromagnet correspond to lower electromagnet to right electromagnet；Sliding hook
Plate -1, slip hook plate -2 correspond to right slip hook plate 12, left slip hook plate 4 respectively；Left and right can also be exchanged and set, according to reality
Situation adjusts accordingly.
In use, on-off plug and position switch are respectively connected into elevator safety loop, elevator wire rope e is located at left slip
Between the rubbing surface of the rubbing surface of friction plate 3 and right sliding friction plate 11, when detecting that accidental movement occurs for lift car, control
System processed can control corresponding to the action of electronic movable hook so that corresponding slip hook plate breaks off relations, so, sliding hook plate will be
The effect of extension spring is slided along fixed plate, and then sliding friction plate corresponding to drive also slides along fixed plate, because fixed plate is oblique
To arrangement, so the spacing between the rubbing surface of the rubbing surface of left sliding friction plate 3 and right sliding friction plate 11 can be gradually reduced,
Until the rubbing surface of the rubbing surface and right sliding friction plate 11 of left sliding friction plate 3 clamps elevator wire rope e, lift car is just
Stop movement, meanwhile, on-off plug separates under the drive of sliding friction plate with position switch, and elevator safety loop disconnects, and prohibits
Only elevator is run；It is horizontal splicing structure to be additionally, since the present apparatus, so can preferably be applied to the transformation of old elevator.
Left sliding friction plate 3 includes left slider 3a and left friction plate 3b, left slider 3a tiltedly to carve structure, and left slider 3a's is oblique
Face is slidably mounted in left fixed plate 1, and the left slider 3a one side backwards to inclined-plane is vertical plane, and left friction plate 3b is arranged on a left side
On sliding block 3a vertical plane, left friction plate 3b rubbing surface is arranged vertically, and left slider 3a is connected with left slip hook plate 4.
Right sliding friction plate 11 includes right sliding block 11a and right friction plate 11b, and right sliding block 11a is tiltedly to carve structure, right sliding block
11a inclined-plane is slidably mounted in right fixed plate 9, and the right sliding block 11a one side backwards to inclined-plane is vertical plane, right friction plate
11b is on right sliding block 11a vertical plane, and right friction plate 11b rubbing surface is arranged vertically, and right friction plate 11b friction
Face and left friction plate 3b rubbing surface relative spacing arrange that right sliding block 11a is connected with right slip hook plate 12.
The left lower end of hook plate 4 of sliding is provided with the left hook plate 4a outwards tilted, and left electronic movable hook 6 includes left movable hook mounting seat
6a, left movable hook 6b, left electromagnet mounting seat 6c, left electromagnet 6d, left T-bar 6e and left compression spring 6f, left movable hook peace
Dress seat 6a is arranged on the position that left hook plate 4a is corresponded on left socle 2, and left movable hook 6b one end is movably arranged on left movable hook installation
On seat 6a, left movable hook 6b middle part is the hook that can be mounted with left hook plate 4a, and the left movable hook 6b other ends are with left T-bar 6e's
Montant end is flexibly connected, and left T-bar 6e is actively plugged on left electromagnet mounting seat 6c, and left compression spring 6f is sleeved on left T-shaped
On bar 6e, and left compression spring 6f one end is connected with left T-bar 6e montant end, the left compression spring 6f other ends and left electromagnetism
Iron mounting seat 6c is offseted, and left electromagnet mounting seat 6c is arranged on left socle 2, and left electromagnet 6d is arranged on left electromagnet mounting seat
The upper positions relative with left T-bar 6e of 6c, during original state, the hook in the middle part of left movable hook 6b is in mounting shape with left hook plate 4a
State, during action, left electromagnet 6d, which is powered, holds left T-bar 6e, and left T-bar 6e drives the hook and left hook in the middle part of left movable hook 6b
Plate 4a departs from；Left movable hook mounting seat 6a is connected with left electromagnet mounting seat 6c.
When detecting that accidental movement occurs for lift car, control system can control corresponding electromagnet to obtain electric, electromagnet
It is electric after, T-bar will be held, so as to drive movable hook to act, movable hook is departed from corresponding hook plate, and then realize cunning
The unhook of dynamic hook plate, simple in construction, cost is low and stable and reliable operation；Meanwhile by by left movable hook mounting seat 6a and left electricity
Magnet mounting seat 6c is connected, and so facilitates the installation of electronic movable hook and the maintenance in later stage.
The right upper end of hook plate 12 of sliding is provided with the right hook plate 12a outwards tilted, and right electronic movable hook 14 is pacified including right movable hook
Seat 14a, right movable hook 14b, right electromagnet mounting seat 14c, right electromagnet 14d, right T-bar 14e and right compression spring 14f are filled,
Right movable hook mounting seat 14a is arranged on the position that right hook plate 12a is corresponded on right support 10, right movable hook 14b one end activity installation
On right movable hook mounting seat 14a, right movable hook 14b middle part is can be with the hook of right hook plate 12a mountings, right movable hook 14b
The other end is flexibly connected with right T-bar 14e montant end, and right T-bar 14e is actively plugged on right electromagnet mounting seat 14c, right
Compression spring 14f is sleeved on right T-bar 14e, and right compression spring 14f one end is connected with right T-bar 14e montant end, right
The compression spring 14f other ends are offseted with right electromagnet mounting seat 14c, and right electromagnet mounting seat 14c is arranged on right support 10, right
Electromagnet 14d is arranged on the position relative with right T-bar 14e on right electromagnet mounting seat 14c, during original state, right movable hook
Hook in the middle part of 14b and right hook plate 12a be in mounting state, and during action, right electromagnet 14d energizations hold right T-bar 14e, right T
Shape bar 14e drives the hook in the middle part of right movable hook 14b to depart from right hook plate 12a；Right movable hook mounting seat 14a pacifies with right electromagnet
Dress seat 14c is connected.
When detecting that accidental movement occurs for lift car, control system can control corresponding electromagnet to obtain electric, electromagnet
It is electric after, T-bar will be held, so as to drive movable hook to act, movable hook is departed from corresponding hook plate, and then realize cunning
The unhook of dynamic hook plate；Meanwhile by the way that right movable hook mounting seat 14a is connected with right electromagnet mounting seat 14c, so facilitate electricity
The installation and the maintenance in later stage of dynamic movable hook.
Preferred embodiment of the present utility model is these are only, it is all in the utility model not to limit the utility model
Spirit and principle within, any modification, equivalent substitution and improvements made etc., should be included in protection model of the present utility model
Within enclosing.
Claims (7)
1. a kind of accidental movement of elevator cage and up-running over-speed protection control panel, the control panel include several input ports and
Output port, it is characterised in that：
The input port includes top door area signal port X1, lower section door area signal port X2, door lock signal port x 5, door lock
With safety return circuit power supply public port X6, door lock and safety return circuit power port X8, safety return circuit port x 9；
The top door area signal port X1 is connected with the top door area interface of elevator master board, the lower section door area signal end
Mouth X2 is connected with the lower section door area interface of elevator master board, the door lock signal port x 5 and the car door lock of elevator master board
Connection, door lock and safety return circuit the power supply public port X6 and the loop of the door lock power supply of elevator master board public end interface
Connection, the door lock of door lock and safety return circuit the power port X8 and elevator master board and safety return circuit power interface it is another
Hold and connect, the safety return circuit port x 9 is connected with the elevator safety loop of elevator master board；
The output port includes upper magnet control end Y1, electromagnet circuit controls end Y2, lower electromagnet control terminal Y3, position
Switch control terminal Y4 and Y5；
The upper magnet control end Y1, both ends of the electromagnet circuit controls end Y2 respectively with the upper electromagnet of rope brake are connected；
The lower electromagnet control terminal Y3, both ends of the electromagnet circuit controls end Y2 respectively with the lower electromagnet of rope brake are connected；It is described
The upper position switch with rope brake, lower position switch wherein one end are connected respectively by position switch control terminal Y4 and Y5.
2. accidental movement of elevator cage according to claim 1 and up-running over-speed protection control panel, it is characterised in that：It is described
When top door area signal port X1 dead electricity, 5 dead electricity of door lock signal port x, the upper magnet control end Y1 and electromagnet
Circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electromagnet of rope brake, and rope brake is by elevator wire rope e
Clamp, lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run.
3. accidental movement of elevator cage according to claim 1 and up-running over-speed protection control panel, it is characterised in that：It is described
When lower section door area signal port X2 dead electricity, 5 dead electricity of door lock signal port x, the lower electromagnet control terminal Y3 and electromagnet
Circuit controls end Y2 obtains the electric, dead electricity of safety return circuit port x 9, starts the lower electromagnet of rope brake, and rope brake is by elevator wire rope e
Clamp, lift car stops movement, and elevator safety loop disconnects, and forbids elevator to run.
4. accidental movement of elevator cage according to claim 1 and up-running over-speed protection control panel, it is characterised in that：It is described
Input port also includes maintenance port x 4, upper dynamic button, lower dynamic button, the maintenance port x 4 and the maintenance of elevator master board
Interface connects；The maintenance dead electricity of port x 4, when upper dynamic button turns on, the upper magnet control end Y1 and the control of electromagnet loop
End Y2 processed obtains the electric, dead electricity of safety return circuit port x 9, starts the upper electromagnet of rope brake, and rope brake clamps elevator wire rope e, electricity
Terraced car stops movement, and elevator safety loop disconnects, and forbids elevator to run；The maintenance dead electricity of port x 4, lower dynamic button conducting
When, the lower electromagnet control terminal Y3 and electromagnet circuit controls end Y2 obtain the electric, dead electricity of safety return circuit port x 9, start rope brake
Lower electromagnet, rope brake clamps elevator wire rope e, and lift car stops movement, and elevator safety loop disconnects, and forbids elevator
Operation.
5. accidental movement of elevator cage according to claim 2 and up-running over-speed protection control panel, it is characterised in that：It is described
Input port also includes overspeed protection port x 7, and the overspeed protection port x 7 is connected with the speed-limiting switch of elevator master board；
During 7 dead electricity of overspeed protection port x, the upper magnet control end Y1 and electromagnet circuit controls end Y2 obtain electric, safety and returned
Road port X9 dead electricity, start the upper electromagnet of rope brake, rope brake clamps elevator wire rope e, and lift car stops movement, electricity
Terraced safety return circuit disconnects, and forbids elevator to run.
6. accidental movement of elevator cage according to claim 2 and up-running over-speed protection control panel, it is characterised in that：It is described
Input port also includes intermediate door area port x 3, and intermediate door area port x 3 and the intermediate door area interface of elevator master board connect
Connect.
7. accidental movement of elevator cage according to claim 5 and up-running over-speed protection control panel, it is characterised in that：It is described
Door lock signal port x 5, door lock and safety return circuit power supply public port X6, overspeed protection port x 7, door lock and safety return circuit power supply
The input voltage of port x 8 is applied to 80v~240v, the mu balanced circuit being made up of rectifier bridge, electric capacity and resistance, exports direct current
Voltage 1.05v~1.3v, for driving optocoupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046302.8U CN207142554U (en) | 2017-08-21 | 2017-08-21 | Accidental movement of elevator cage and up-running over-speed protection control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046302.8U CN207142554U (en) | 2017-08-21 | 2017-08-21 | Accidental movement of elevator cage and up-running over-speed protection control panel |
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| Publication Number | Publication Date |
|---|---|
| CN207142554U true CN207142554U (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046302.8U Expired - Fee Related CN207142554U (en) | 2017-08-21 | 2017-08-21 | Accidental movement of elevator cage and up-running over-speed protection control panel |
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| CN (1) | CN207142554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416636A (en) * | 2017-08-21 | 2017-12-01 | 王治刚 | Accidental movement of elevator cage and up-running over-speed protection control panel |
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2017
- 2017-08-21 CN CN201721046302.8U patent/CN207142554U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416636A (en) * | 2017-08-21 | 2017-12-01 | 王治刚 | Accidental movement of elevator cage and up-running over-speed protection control panel |
| CN107416636B (en) * | 2017-08-21 | 2023-01-03 | 王治刚 | Elevator car unexpected movement and up overspeed protection control panel |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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