CN110593214A - Automatic leveling system for lifting gate and gate - Google Patents
Automatic leveling system for lifting gate and gate Download PDFInfo
- Publication number
- CN110593214A CN110593214A CN201910720286.3A CN201910720286A CN110593214A CN 110593214 A CN110593214 A CN 110593214A CN 201910720286 A CN201910720286 A CN 201910720286A CN 110593214 A CN110593214 A CN 110593214A
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- Prior art keywords
- gate
- leveling
- baffle
- lifting
- switch
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Elevator Control (AREA)
Abstract
The invention provides an automatic leveling system for lifting a gate and the gate, and solves the technical problems that in the prior art, when gate lifting operation is carried out, lifting imbalance at two sides is easy to occur, manual adjustment is needed, time consumption of manual adjustment is long, and experience requirements of observers are high. The device comprises a leveling switch arranged on a gate and two leveling control circuits respectively comprising the leveling switch; the two leveling control circuits respectively and correspondingly control the inclination angle of the gate to the left side and the inclination angle to the right side; the two leveling control circuits are connected with relays respectively and are respectively connected with lifting motor circuits of corresponding gate lifting motors through the relays; the gate balance is adjusted by controlling the opening and closing of the relay through the leveling switch to realize the opening and closing of the circuit of the lifting motor. The invention is used for automatically leveling the gate during lifting.
Description
Technical Field
The invention relates to a gate, in particular to an automatic leveling system for lifting the gate and the gate.
Background
The existing gate hoisting is generally realized by adopting a bridge crane, two lifting motors are arranged on the bridge crane, two hoisting points on the gate are respectively hooked by a hook to hoist, the two sides of the gate are unbalanced in the hoisting process, so that the gate is clamped on a track and cannot be hoisted, the phenomenon that the lifting motors are burnt out due to the clamping of the gate in the early years occurs, the existing bridge crane is provided with an overload power-off device to avoid the situation, an encoder is arranged on the lifting motors to measure the lifting height, the lifting heights of the two motors are compared constantly, so that accumulated errors exist, once the errors exceed an allowable range, the manual adjustment is converted, an observer needs to be arranged at the gate, and then the adjustment is carried out by communicating with bridge crane operators in real time in a way of an interphone and the like, the adjustment takes longer and requires more experience from the observer.
The applicant has found that the prior art has at least the following technical problems:
when carrying out the gate among the prior art and lifting by crane the operation, it is unbalanced to appear that both sides lift by crane easily, need carry out artifical manual adjustment, and artifical manual adjustment is consuming time longer, and requires highlyer to observer's experience.
Disclosure of Invention
The invention aims to provide an automatic leveling system for lifting a gate, and aims to solve the technical problems that in the prior art, when gate lifting operation is carried out, lifting imbalance at two sides is easy to occur, manual adjustment is needed, time consumption of manual adjustment is long, and experience requirements of observers are high. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an automatic leveling system for lifting a gate, which comprises a leveling switch arranged on the gate and two leveling control circuits respectively comprising the leveling switch; the two leveling control circuits respectively and correspondingly control the inclination angle of the gate to the left side and the inclination angle to the right side; the two leveling control circuits are connected with relays respectively and are respectively connected with lifting motor circuits of corresponding gate lifting motors through the relays; the gate balance is adjusted by controlling the opening and closing of the relay through the leveling switch to realize the opening and closing of the circuit of the lifting motor.
Alternatively or preferably, the leveling switches are two or one.
Optionally or preferably, when the number of the leveling switches is two, the leveling switches comprise a first leveling switch and a second leveling switch, and the first leveling switch and the second leveling switch are respectively connected in the two leveling control circuits;
each leveling switch comprises an insulating shell, and a reset spring, a connecting conductor, a baffle plate and a counterweight sliding block are sequentially arranged in the insulating shell; wherein the content of the first and second substances,
one end of the insulating shell is also provided with two wiring contacts at the positions corresponding to the connecting conductors, and the two wiring contacts are connected to any one leveling control circuit;
the connecting conductor is arranged on the baffle;
when the gate inclines towards one side provided with the wiring contacts, the counterweight sliding block can slide to the baffle and push the connecting conductors on the baffle to approach the wiring contacts until the counterweight sliding block overcomes the elastic force of the reset spring to push the connecting conductors on the baffle to the two wiring contacts and connect the two wiring contacts, so that the leveling control circuit is switched on, the movable iron core of the relay is contacted with the movable contact, the corresponding lifting motor circuit is switched off, and the lifting motor stops running.
Optionally or preferably, the leveling switch I and the leveling switch II are respectively installed at two ends of the gate.
Optionally or preferably, when one leveling switch is provided, the leveling switch comprises an insulating shell, and a first return spring, a first connecting conductor, a first baffle, a counterweight sliding block, a second baffle, a second connecting conductor and a second return spring are sequentially arranged in the insulating shell; wherein the content of the first and second substances,
two ends of the insulating shell are respectively provided with two wiring contacts I and two wiring contacts II at positions corresponding to the connecting conductor I and the connecting conductor II, and the two wiring contacts I and the two wiring contacts II are respectively connected to the two leveling control circuits;
the first connecting conductor and the second connecting conductor are respectively arranged on the first baffle and the second baffle;
when the gate inclines towards one side provided with the first wiring contact or the second wiring contact, the counterweight sliding block slides to the first baffle or the second baffle and pushes the first connecting conductor or the second connecting conductor on the first baffle or the second baffle to approach the first wiring contact or the second wiring contact; until the counterweight sliding block overcomes the elastic force of the reset spring I or the reset spring II, the connecting conductor I or the connecting conductor II on the baffle I or the baffle II is pushed to the connecting contact I or the connecting contact II, the connecting contact I or the connecting contact II is communicated, the corresponding leveling control circuit is conducted, the movable iron core of the relay is contacted with the movable contact, the corresponding lifting motor circuit is disconnected, and the lifting motor stops running.
Alternatively or preferably, the leveling switch is installed at the middle of the gate.
Optionally or preferably, a capacitor is connected in parallel with the lift motor and the power supply of the lift motor.
Alternatively or preferably, the leveling switch further includes a connection part provided at a lower side thereof.
Optionally or preferably, the gate valve further comprises a mounting seat, and the leveling switch is mounted on the gate through the mounting seat.
The invention provides a gate, which comprises the automatic leveling system for lifting the gate.
Based on the technical scheme, the embodiment of the invention can at least produce the following technical effects:
according to the automatic leveling system for lifting the gate and the gate, the balance of lifting the gate is controlled through the leveling switch and the two leveling control circuits respectively comprising the leveling switch; when the gate is lifted, the leveling switch is in an off state at the moment, the movable iron core of the relay is in a normally closed state with the static contact point, the output loop of the relay is closed, and the lifting motor circuit is in a closed state at the moment; if the gate inclines and the inclination angle reaches the maximum in the hoisting process, the leveling switch is closed, then the movable iron core of the relay is in contact with the movable contact point, the output loop of the relay is disconnected, the input loop of the relay is closed, and at the moment, the corresponding lifting motor circuit (namely the lifting motor circuit corresponding to the lifting motor at the higher side lifted by the gate) is in a disconnected state, namely the side stops lifting; when the gate on the other side is continuously lifted and the inclination angle of the gate is reduced, the leveling switch is disconnected, the movable iron core of the relay is contacted with the stationary contact, the output loop of the relay is closed, at the moment, the circuit of the lifting motor on the side stopping lifting is closed again, and the side is lifted again; the automatic leveling system for lifting the gate and the gate can automatically control the balance of lifting the gate when the gate is lifted, manual adjustment is not needed, and the adjustment is short in time consumption and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view showing the installation of a leveling switch in examples 1 and 3 of the present invention;
fig. 2 is a schematic structural view of a leveling switch, a connecting portion and a mounting base in embodiments 1 and 3 of the present invention;
fig. 3 is a schematic view of the installation structure of a leveling switch, a connecting part and an installation seat in embodiment 1 and embodiment 3 of the present invention;
FIG. 4 is a schematic structural view of a leveling switch in examples 1 and 3 of the present invention;
FIG. 5 is a schematic view showing the structures of a connecting conductor and a baffle in examples 1 and 3 of the present invention;
FIG. 6 is a schematic view showing the connection of leveling switches in examples 1, 2 and 3 of the present invention;
fig. 7 is a schematic structural view of a leveling switch in embodiment 2 of the present invention.
In the figure: 1. a gate; 2. a leveling control circuit; 3. a relay; 4. a hoist motor circuit; 5. an insulating housing; 6. a return spring; 7. a connecting conductor; 8. a baffle plate; 9. a counterweight sliding block; 10. a hoisting motor; 11. a first power supply; 12. a second power supply; 13. a switch; 14. a connecting portion; 15. a mounting seat; 16. a limiting block; 17. lifting lugs; 18. a leveling switch; 19. a wiring contact; 20. a capacitor; 21. a first return spring; 22. a first connecting conductor; 23. a first baffle plate; 24. a second baffle plate; 25. a second connecting conductor; 26. a second return spring; 27. a first wiring contact; 28. and a second wiring contact.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
As shown in fig. 1-7:
example 1:
the invention provides an automatic leveling system for lifting a gate, which comprises a leveling switch 18 arranged on the gate 1 and two leveling control circuits 2 respectively comprising the leveling switch 18; the two leveling control circuits 2 respectively control the inclination angle of the gate 1 towards the left side and the inclination angle towards the right side correspondingly; the two leveling control circuits 2 are connected with relays 3 respectively, and are connected with lifting motor circuits 4 of corresponding lifting motors 10 of the gates 1 through the relays 3 respectively; the balance of the gate 1 is adjusted by controlling the opening and closing of the relay 3 through the leveling switch 18 to realize the opening and closing of the lifting motor circuit 4.
According to the automatic leveling system for lifting the gate and the gate 1, the balance of the lifting of the gate 1 is controlled through the leveling switch 18 and the two leveling control circuits 2 respectively comprising the leveling switch 18; when the gate 1 is lifted, the leveling switch 18 is in an off state at the moment, the movable iron core of the relay 3 is in a normally closed state in contact with the static contact point, the output loop of the relay 3 is closed, and the lifting motor circuit 4 is in a closed state at the moment; if the gate 1 is inclined and the inclination angle is maximum in the hoisting process, the leveling switch 18 is closed, then the movable iron core of the relay 3 is in contact with the movable contact point, the output loop of the relay 3 is disconnected, the input loop of the relay 3 is closed, and at the moment, the corresponding lifting motor circuit 4 (namely, the lifting motor circuit 4 corresponding to the lifting motor 10 at the higher side lifted by the gate 1) is in an open state, namely, the side stops lifting; when the gate 1 on the other side is continuously lifted and the inclination angle of the gate 1 is reduced, the leveling switch 18 is switched off, the movable iron core of the relay 3 is contacted with the stationary contact, the output loop of the relay 3 is closed, at the moment, the lifting motor circuit 4 on the side stopping lifting is switched on again, and the side is lifted again; the automatic leveling system for lifting the gate and the gate 1 provided by the invention can automatically control the balance of lifting the gate 1 when the gate 1 is lifted, manual adjustment is not needed, and the adjustment is short in time consumption and convenient.
As an alternative embodiment, the relay 3 normally closes the relay 3.
As an alternative embodiment, the leveling switches 18 are two (preferably two) or one.
As an optional embodiment, when there are two leveling switches 18, the leveling switch includes a first leveling switch and a second leveling switch, and the first leveling switch and the second leveling switch are respectively connected in the two leveling control circuits 2;
each leveling switch 18 comprises an insulating shell 5, and a reset spring 6, a connecting conductor 7, a baffle plate 8 and a counterweight sliding block 9 are sequentially arranged in the insulating shell 5; wherein the content of the first and second substances,
two wiring contacts 19 are further arranged at one end of the insulating shell 5 at positions corresponding to the connecting conductors 7, and the two wiring contacts 19 are connected to any one leveling control circuit 2;
the connecting conductor 7 is arranged on the baffle plate 8;
when gate 1 is tilted toward the side provided with wiring contact 19, counterweight sliding block 9 slides toward shutter 8 and pushes connecting conductor 7 on shutter 8 toward wiring contact 19; until the counterweight sliding block 9 overcomes the elastic force of the reset spring 6 to push the connecting conductor 7 on the baffle 8 to the two wiring contacts 19 and connect the two wiring contacts 19, the leveling control circuit 2 is further switched on, the movable iron core of the relay 3 is contacted with the movable contact, the corresponding lifting motor circuit 4 is disconnected, and the lifting motor 10 stops running.
As an alternative embodiment, the shutter is inclined by an angle of inclination of less than 1 ° when the connecting conductor 7 connects the two wiring contacts 19.
As an alternative embodiment, the return spring 6 is connected to the insulating housing 5.
As an alternative embodiment, the connecting conductor 7 is embedded in the baffle 8 or the connecting conductor 7 is glued to the baffle 8.
As an alternative embodiment, the leveling switch i and the leveling switch ii are respectively installed at two ends of the gate 1.
In the specific installation, the two wiring contacts 19 of the first leveling switch and the two wiring contacts 19 of the second leveling switch can be installed oppositely or back to back; when the two wiring contacts 19 of the leveling switch I and the two wiring contacts 19 of the leveling switch II are oppositely arranged, the lifting motors 10 corresponding to the leveling switch I and the leveling switch II are the lifting motors 10 at the same side; when the two wiring contacts 19 of the leveling switch I and the two wiring contacts 19 of the leveling switch II are installed back to back, the lifting motor 10 corresponding to the leveling switch I and the leveling switch II is the lifting motor 10 at the opposite side.
In the present exemplary embodiment, the two terminal contacts 19 of the first leveling switch and the two terminal contacts 19 of the second leveling switch are mounted opposite to each other.
As an alternative embodiment, a capacitor 20 is connected in parallel to the hoist motor 10 and to the first power supply 11 of the hoist motor 10. The relay 3 output circuit disconnection, the promotion motor 10 has just been cut off the power supply, has the phenomenon of sudden stop, can cause the shake of gate 1 to a certain extent like this, and the internal stress of drive mechanism increases suddenly, may influence the stability of each part, has set up electric capacity 20, and after the circuit outage, electric capacity 20 can also provide a transient operation intermittent type of motor, has avoided the condition of sudden stop.
As an alternative embodiment, the leveling switch 18 further includes a connection portion 14 provided at the lower side thereof.
As an alternative embodiment, the connection 14 is welded to the bottom of the insulating housing 5. Of course, the connection part 14 and the insulating housing 5 may be connected in a manner that the connection part 14 and the housing are integrally connected, for example, the connection part 14 is connected to the insulating housing 5 by a screw.
As an alternative embodiment, the gate valve further comprises a mounting seat 15, and the leveling switch 18 is mounted on the gate 1 through the mounting seat 15.
As an alternative embodiment, the mounting seat 15 is welded to the shutter 1.
As an alternative embodiment, the mounting seat 15 is mounted on the gate 1 by screws.
In an alternative embodiment, the mounting seat 15 is magnetically connected to the connecting portion 14. Of course, the mounting seat 15 and the connecting portion 14 may be movably connected, such as a snap connection.
As an optional implementation manner, a limiting block 16 is arranged on the mounting seat 15, and a limiting groove matched with the limiting block 16 is formed at the external position of the connecting portion 14 corresponding to the limiting block 16; the leveling switch 18 is sleeved on the limiting block 16 of the gate 1 mounting seat 15 through the limiting groove on the connecting part 14 to realize the limiting mounting of the leveling switch 18.
In an alternative embodiment, the insulating housing 5 is made of polycarbonate. The insulating housing 5 is made of a material that is required to have high strength, heat resistance and moisture resistance.
As an optional embodiment, a second power supply 12 is connected to the leveling control circuit 2.
The inclination of the gate 1 is caused by accumulated errors, and the evaluation rate of the inclination is probably once a week and usually about once a half month in a period that the gate 1 is lifted frequently, that is, the automatic leveling system for lifting the gate in the invention does not act frequently and does not influence the normal use of the lifting motor 10.
Under normal operating condition, the original switch of hoist motor 10 is closed, and 3 output circuit of relay is closed, and two hoist motor 10 normal work, when gate 1 takes place to incline, for example: gate 1 inclines to the left (the height that hoist motor 10 on the left promoted is less than hoist motor 10 on the right, will reply the balance and can stop the motor on the right or reduce the motor on the right), leveling switch 18 wiring contact 19 on the left switches on, make relay 3 input circuit switch on, and then make relay 3 output circuit disconnection, the hoist motor circuit 4 of right side hoist motor 10 has just been broken off this moment, so the motor stall on the right, the left side continues to promote, after gate 1 replies the balance of certain degree, counterweight slider 9 moves to the right, the disconnection of a connection contact 19, right side hoist motor circuit 4 recloses, hoist motor 10 continues to work.
In the process of lifting the gate 1, a wire connected with the wiring contact 19 of the leveling switch 18 needs to move along with the gate 1, and in order to ensure that the line is not messy, the wire can be routed in a way of following the movement through the wire routing trolley.
Example 2:
the present embodiment 2 is different from embodiment 1 in that:
as an optional implementation manner, when there is one leveling switch 18, the leveling switch 18 includes an insulating housing 5, and a first return spring 21, a first connecting conductor 22, a first baffle 23, a counterweight slider 9, a second baffle 24, a second connecting conductor 25, and a second return spring 26 are sequentially disposed in the insulating housing 5; wherein the content of the first and second substances,
two ends of the insulating shell 5 are respectively provided with two wiring contacts I27 and two wiring contacts II 28 at positions corresponding to the connecting conductor I22 and the connecting conductor II 25, and the two wiring contacts I27 and the two wiring contacts II are respectively connected to the two leveling control circuits 2;
the first connecting conductor 22 and the second connecting conductor are respectively arranged on the first baffle 23 and the second baffle 24;
when the gate 1 inclines towards the side provided with the first wiring contact 27 or the second wiring contact 28, the counterweight sliding block 9 slides towards the first baffle plate 23 or the second baffle plate 24 and pushes the first connecting conductor 22 or the second connecting conductor 25 on the first baffle plate 23 or the second baffle plate 24 to approach the first wiring contact 27 or the second wiring contact 28; until the counterweight sliding block 9 overcomes the elastic force of the first return spring 21 or the second return spring 26 to push the first connecting conductor 22 or the second connecting conductor 25 on the first baffle 23 or the second baffle 24 to the first two wiring contacts 27 or the second two wiring contacts 28 and connect the first two wiring contacts 27 or connect the second two wiring contacts 28, the corresponding leveling control circuit 2 is further connected, the movable iron core of the relay 3 is contacted with the movable contact, the corresponding lifting motor circuit 4 is disconnected, and the lifting motor 10 stops running.
As an alternative embodiment, the first return spring 21 and the second return spring 26 are both connected to the insulating housing 5.
As an optional implementation manner, the first connecting conductor 22 is embedded on the first baffle 23 or the first connecting conductor 22 is adhered on the first baffle 23; the second connecting conductor 25 is embedded in the second baffle 24 or the second connecting conductor 25 is adhered to the second baffle 24.
As an alternative embodiment, the leveling switch 18 is installed in the middle of the gate 1.
As an alternative embodiment, when the first connecting conductor 22 connects the first two wiring contacts 27 or the second connecting conductor 25 connects the second two wiring contacts 28, the gate is inclined at an angle of less than 1 °.
Example 3:
the invention provides a gate 1 comprising the automatic leveling system for gate hoisting of the embodiment 1.
According to the gate 1 provided by the invention, the balance of the lifting of the gate 1 is controlled through the leveling switch 18 and the two leveling control circuits 2 respectively comprising the leveling switch 18; when the gate 1 is lifted, the leveling switch 18 is in an off state at the moment, the movable iron core of the relay 3 is in a normally closed state with the static contact point, and the lifting motor circuit 4 is in a closed state at the moment; if the gate 1 is inclined and the inclination angle is maximized in the hoisting process, the leveling switch 18 is closed, then the movable iron core of the relay 3 is in contact with the movable contact point, and at the moment, the corresponding lifting motor circuit 4 (namely, the lifting motor circuit 4 corresponding to the lifting motor 10 on the higher side lifted by the gate 1) is in an off state, namely, the lifting on the side is stopped; when the other side gate 1 is continuously lifted and the inclination angle of the gate 1 is reduced, the counterweight sliding block 9 slides towards the direction far away from the two wiring contacts 19, the connecting conductor 7 slides towards the direction far away from the two wiring contacts 19 under the action of the reset spring 6, the two wiring contacts 19 are disconnected (namely the leveling switch 18 is disconnected), the movable iron core of the relay 3 is contacted with the static contact, at the moment, the lifting motor circuit 4 on the lifting side is stopped to be closed again, and the lifting side is lifted again; the automatic leveling system for lifting the gate and the gate 1 provided by the invention can automatically control the balance of lifting the gate 1 when the gate 1 is lifted, manual adjustment is not needed, and the adjustment is short in time consumption and convenient.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic leveling system for gate lifts by crane which characterized in that: the device comprises a leveling switch arranged on a gate and two leveling control circuits respectively comprising the leveling switch; the two leveling control circuits respectively and correspondingly control the inclination angle of the gate to the left side and the inclination angle to the right side; the two leveling control circuits are connected with relays respectively and are respectively connected with lifting motor circuits of corresponding gate lifting motors through the relays; the gate balance is adjusted by controlling the opening and closing of the relay through the leveling switch to realize the opening and closing of the circuit of the lifting motor.
2. The automatic leveling system for gate hoisting of claim 1, wherein: the leveling switches are two or one.
3. The automatic leveling system for gate hoisting of claim 2, wherein: when the number of the leveling switches is two, the leveling switches comprise a first leveling switch and a second leveling switch, and the first leveling switch and the second leveling switch are respectively connected into two leveling control circuits;
each leveling switch comprises an insulating shell, and a reset spring, a connecting conductor, a baffle plate and a counterweight sliding block are sequentially arranged in the insulating shell; wherein the content of the first and second substances,
one end of the insulating shell is also provided with two wiring contacts at the positions corresponding to the connecting conductors, and the two wiring contacts are connected to any one leveling control circuit;
the connecting conductor is arranged on the baffle;
when the gate inclines towards one side provided with the wiring contacts, the counterweight sliding block can slide to the baffle and push the connecting conductors on the baffle to approach the wiring contacts until the counterweight sliding block overcomes the elastic force of the reset spring to push the connecting conductors on the baffle to the two wiring contacts and connect the two wiring contacts, so that the leveling control circuit is switched on, the movable iron core of the relay is contacted with the movable contact, the corresponding lifting motor circuit is switched off, and the lifting motor stops running.
4. The automatic leveling system for gate hoisting of claim 3, wherein: the leveling switch I and the leveling switch II are respectively installed at two ends of the gate.
5. The automatic leveling system for gate hoisting of claim 2, wherein: when one leveling switch is arranged, the leveling switch comprises an insulating shell, and a first reset spring, a first connecting conductor, a first baffle plate, a counterweight sliding block, a second baffle plate, a second connecting conductor and a second reset spring are sequentially arranged in the insulating shell; wherein the content of the first and second substances,
two ends of the insulating shell are respectively provided with two wiring contacts I and two wiring contacts II at positions corresponding to the connecting conductor I and the connecting conductor II, and the two wiring contacts I and the two wiring contacts II are respectively connected to the two leveling control circuits;
the first connecting conductor and the second connecting conductor are respectively arranged on the first baffle and the second baffle;
when the gate inclines towards one side provided with the first wiring contact or the second wiring contact, the counterweight sliding block slides to the first baffle or the second baffle and pushes the first connecting conductor or the second connecting conductor on the first baffle or the second baffle to approach the first wiring contact or the second wiring contact; until the counterweight sliding block overcomes the elastic force of the reset spring I or the reset spring II, the connecting conductor I or the connecting conductor II on the baffle I or the baffle II is pushed to the connecting contact I or the connecting contact II, the connecting contact I or the connecting contact II is communicated, the corresponding leveling control circuit is conducted, the movable iron core of the relay is contacted with the movable contact, the corresponding lifting motor circuit is disconnected, and the lifting motor stops running.
6. The automatic leveling system for gate lifting of claim 5, wherein: the leveling switch is installed in the middle of the gate.
7. An automatic leveling system for gate lifting according to any one of claims 1 to 6 wherein: and the lifting motor and the first power supply of the lifting motor are connected in parallel with a capacitor.
8. The automatic leveling system for gate hoisting of claim 7, wherein: the leveling switch further comprises a connecting portion arranged on the lower side of the leveling switch.
9. The automatic leveling system for gate crane according to claim 8, wherein: still include the mount pad, leveling switch passes through the mount pad and installs on the gate.
10. A gate, characterized by: comprising the automatic leveling system for the lifting of gates according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720286.3A CN110593214A (en) | 2019-08-06 | 2019-08-06 | Automatic leveling system for lifting gate and gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720286.3A CN110593214A (en) | 2019-08-06 | 2019-08-06 | Automatic leveling system for lifting gate and gate |
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| Publication Number | Publication Date |
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| CN110593214A true CN110593214A (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910720286.3A Pending CN110593214A (en) | 2019-08-06 | 2019-08-06 | Automatic leveling system for lifting gate and gate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950235A (en) * | 2019-12-25 | 2020-04-03 | 晋西工业集团有限责任公司 | Automatic balanced hoist |
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| JPH07264768A (en) * | 1994-03-18 | 1995-10-13 | Marsima Aqua Syst Corp | Dc motor drive controller |
| CN2393909Y (en) * | 1999-09-10 | 2000-08-30 | 铁道部大桥工程局桥梁机械制造厂 | Two lifting points synchronous regulating device for gate opening/shutting apparatus |
| CN2738287Y (en) * | 2004-06-16 | 2005-11-02 | 徐州市理工计算机工程技术研究所 | Electrical control equipment of hydraulic headstock gear with correcting function |
| CN204873554U (en) * | 2015-06-26 | 2015-12-16 | 烟台市特种设备检验研究院 | Safe type position constraint ware of essence |
| CN205487798U (en) * | 2016-03-21 | 2016-08-17 | 沈阳高压成套开关股份有限公司 | Time delay quick -action auxiliary switch |
| CN107504952A (en) * | 2017-10-10 | 2017-12-22 | 江苏省泰州引江河管理处 | A kind of gate tilts TT＆C system and investigating method |
| CN107587485A (en) * | 2017-10-10 | 2018-01-16 | 江苏省泰州引江河管理处 | A kind of valve system based on the horizontal controller of float-ball type |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950235A (en) * | 2019-12-25 | 2020-04-03 | 晋西工业集团有限责任公司 | Automatic balanced hoist |
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