KR20120023483A - A lifting apparatus for maintenance of traffic sign lamp - Google Patents

Abstract

PURPOSE: A lifting apparatus for maintenance of a traffic sign lamp is provided to implement traffic lamp by lifting a maintaining unit between a ground and a horizontal support stably. CONSTITUTION: An elevation support unit(100) is installed in the end of a support in a horizontal support. The elevation support is fixed to the bottom of the support and supports an extended rope to be rotatable. An elevation unit(400) is connected to a dropped rope according to unfastening. The elevation unit wounds connected rope while being supported by a maintaining support device, and is lifted together with a maintaining repair unit. A rope descending unit(300) is exchanged with the elevation unit which is separated from the rope.

Description

Lift guide device for traffic light maintenance device {A lifting apparatus for maintenance of traffic sign lamp}

The present invention relates to an elevating guide device for a traffic light maintenance device, and can easily and stably lift a separate maintenance device for maintenance of a traffic light between a horizontal support and the ground to perform a traffic light maintenance work on the ground. The elevating guide device for the traffic light maintenance device that can minimize the additional cost of installation.

In general, roads are equipped with traffic lights to prevent accidents, control traffic flows, etc., and establish a safe traffic order. Such traffic lights are damaged, damaged, or malfunctioned due to traffic accidents, casualties, and traffic jams. Since many problems are generated, it must be thoroughly managed, and when an abnormality occurs in the traffic light, maintenance work such as replacement or repair of the traffic light must be performed quickly.

By the way, the maintenance of such a traffic light has conventionally been used a method in which a maintenance worker directly accesses the traffic light to perform maintenance using a high-altitude working vehicle.

 However, the maintenance method using high-altitude working vehicle causes problems such as traffic congestion caused by long traffic control caused by work, causing inconvenience to citizens and increasing logistics costs, and also works at high places. There is a problem that the possibility of a fatal safety accident such as a worker's fall exists.

Therefore, instead of the operator directly approaching the traffic light, such as the maintenance of the conventional aerial work method, the way that the operator can perform this maintenance work on the ground can be said to be the safest and most economical way.

Therefore, there is an urgent need for the development of technology for the conversion from the conventional aerial work to the ground maintenance, it is also true that the implementation of the ground maintenance of such traffic lights is not easy.

That is, the maintenance device must be elevated between the ground and the horizontal support for the ground maintenance. If the lifting device or the maintenance device is installed in every strut structure, the installation time or installation manpower, and accordingly Considering the cost, there may be no benefit to solve the problems caused by the aerial work, and also because of the nature of the lifting operation may cause problems of various safety accidents.

Therefore, it is urgently required to develop a lifting technology that can minimize the additional cost while solving the problem of safety accident by raising and lowering the maintenance device stably.

The present invention has been made to solve the above problems, an object of the present invention is to increase the maintenance device between the ground and the horizontal support stably and to minimize the configuration added to the individual strut structure of additional cost It is to provide a lift guide device for the traffic light maintenance device to suppress the as much as possible to enable the ground maintenance work of the traffic light.

As a problem solving means for achieving the above object,

An elevating guide device for elevating a maintenance device for maintaining a traffic light to a horizontal support of a support, which is fixedly installed at an end of the horizontal support and is capable of perturbably supporting an extended rope fixed to a lower side of the support. Lifting guide device for a traffic light maintenance device including a support member and a device lifter which is connected to the rope which is lowered according to release, and which is lifted with the maintenance device by winding the rope connected while supporting the maintenance device. Is disclosed.

Here, it is further connected to the rope is located on the lifting support member lower side, and lowering the rope by its own weight when releasing the rope, it may further include a rope lowering member separated from the rope to be replaced by the device lift. have.

In addition, the lifting support member has a lower end is open and fixed to the upper outer peripheral surface of the horizontal support, both ends may be formed with a rope through hole through which the rope passes.

In addition, a rope protector may be further installed on the log through hole to prevent damage to the rope.

In addition, the rope may be supported by the elevating support member when the lowering is completed can be formed a locking knot to enable the winding up of the device lift.

In addition, the device lift, the device case, rotatably installed in the device case, is connected to the lowered rope lifting winch to wind the rope, the lifting motor for providing a rotational power to the lifting winch, and It is provided on one side of the device case, it may include a device support that the maintenance device is supported.

In addition, the device lift may further include a lift completion detection switch for detecting the lifting completion of the device lift while being in contact with the lifting support member when the lift.

In addition, the device elevator may further include a rope guide member for passing the rope wound on the lifting winch from the upper side of the lifting winch to prevent the flow of the rope.

In addition, the device lift may further include a parallel holding means for correcting the change in the center of gravity occurring during the lifting process to prevent the device lift inclination, the parallel holding means, the adjustment motor is fixed to the bottom of the device case And a pinion coupled to the shaft of the regulating motor and rotating by driving the regulating motor, a rack engaged with the pinion and linearly moving in the front and rear directions of the device case by the rotational force of the pinion, and as long as they are coupled to both ends of the rack. It may include a pair of weights.

In addition, the device lift may further include a winch rotation control means for suppressing the rotation of the lifting winch when the driving stop of the lifting motor and allowing the rotation of the lifting winch when the lifting motor is driven. Silver, the ratchet gear is coupled to and fixed to the linkage shaft of the lifting winch, ratchet gear latch for selectively restraining the rotation of the ratchet gear, the restraint of the ratchet gear latch according to the stop or drive signal of the lift motor or It may include a ratchet gear solenoid to release.

According to the lifting guide device for the traffic light maintenance device of the present invention,

The maintenance device can be raised and lowered between the ground and the horizontal support stably so that the maintenance work of the traffic light can be performed on the ground instead of the aerial work.

In addition, there is no additional component to the individual shores, and a simple configuration is added only to the horizontal support, and expensive driving-related devices are not installed on the individual support and the horizontal support at all, thereby minimizing the increase in additional costs. There is an advantage that can be applied to the existing traffic light structure without having to remove and replace the existing traffic light structure.

It is to be noted that, in addition to the effect specifically described above, a specific effect that can be easily derived and expected from the characteristic configuration of the present invention can also be included in the effect of the present invention.

1 is a perspective view showing a state in which the rope lowering member is lowered in the elevating guide apparatus according to an embodiment of the present invention;
Figure 2 is a perspective view showing a state replaced with the device lift in the lifting guide apparatus according to an embodiment of the present invention,
Figure 3 is a perspective view of the lifting support member and the rope lowering member according to an embodiment of the present invention,
FIG. 4 is an exploded perspective view of FIG. 3,
5 is a perspective view of a device lift according to an embodiment of the present invention;
Figure 6 is a perspective view showing a drive portion of the lifting winch according to an embodiment of the present invention,
Figure 7 is a side view showing an example in which the maintenance device is supported on the lifting support according to an embodiment of the present invention,
8 is a side view of the parallel holding means according to an embodiment of the present invention;
9 is a perspective view illustrating an example in which the maintenance apparatus is supported and lifted by an elevator guide apparatus according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment according to the present invention.

This embodiment is provided to more completely explain the present invention to those skilled in the art, and the shape, size, etc. of the elements in the drawings may be exaggerated to emphasize a more clear description. It should be noted.

In addition, in describing the embodiments, in the case where it is determined that the technical features of the present invention may be unnecessarily obscured as a matter already known to those skilled in the art, such as known functions or known configurations, the details of the embodiments will be described in detail. The description will be omitted.

1 to 9 are diagrams illustrating an elevation guide device (hereinafter, referred to as an "elevation guide device") for a traffic light maintenance device according to an embodiment of the present invention.

Referring to the drawings, the elevating guide device according to an embodiment is a lifting support member 100 is fixed to the support 10, the end of the horizontal support 20, and fixed to the lower support 10 extends and perturbation It is connected to the rope 200 supported by the lifting support member 100 and the rope 200 lowered according to release, and is maintained by winding the rope 200 connected while supporting a maintenance device. It may be made including a device lift 400 to be accompanied by a lift device.

In addition, according to the embodiment, is connected to the rope 200 is located below the lifting support member 100, and after lowering the rope 200 by its own weight when the rope 200 is released, Separated from the rope 200 may be made to further comprise a rope lowering member 300 to be replaced with the device lift 400.

First, the elevating support member 100 is fixed to an arbitrary position of the horizontal support 20 away from the central axis of the support 10, the lower end is open and seated on the upper outer peripheral surface of the horizontal support 20 It can be fixed to the horizontal support 20 by the fixing clamp 110 in a fixed state.

On both sides of the elevating support member 100 is formed a rope through-hole 120 that can be perturbed while passing the rope 200 to be described later, and the device lift for fixing the position at the time of the elevation of the device elevator 400 to be described later A pin coupling hole 130 into which the lifting guide pin 413 of 400 is inserted may be formed.

In addition, at both ends of the elevating support member 100, an opening 140 for preventing interference with the maintenance device which is supported by the elevating device 400, and which is elevated together with the elevating support unit 100 is formed, and the elevating and sensing distance of the elevating device 400 is increased. Lifting completion detection adjustment pin 150 to adjust the may be provided.

Next, the rope 200 is provided with one or more lines, one end is fixed to the inside of the check hole 11 at the bottom of the support (10) or is disposed at a predetermined height above the ground along the outer peripheral surface of the support 10 while the lifting support member It extends to pass through the rope through-hole 120 of (100).

The rope 200 is supported by the lifting support member 100 when the lowering is completed by the rope through hole 120 to transfer the lifting load of the device lifter 400 to be described later to the lifting support member 100 device lifter A locking knot 210 is formed in a predetermined portion of the length to allow the winding up of the 400.

A rope protector 220 may be installed between the hook knot 210 of the rope 200 and the rope through hole 120 to prevent damage to the rope 200 passing through the rope through hole 120. have.

In addition, the rope 200 is accommodated inside the rope protection tube 230 disposed inside the support 10 via the support through-hole 12 so as to be protected from risk factors such as ultraviolet rays, dust, and scratches. You can do that.

In addition, a tube opening 231 through which the rope 200 may freely pass may be formed at a lower end of the rope protection tube 230 at a portion located above the rope protector 220.

The rope 200 is used as a lifting medium of the device lift 400, it is preferably lowered to the ground before the maintenance work of the traffic light 30 is applied to have a sufficient length so that it can be recovered again after the work is completed. Do.

Next, the rope lowering member 300 is connected to the end of the rope 200 passing through the rope through hole 120 through a rope holder 310 is located below the lifting support member 100.

The rope lowering member 300 performs a function of lowering the rope 200 to the ground by its own weight when the fixing of the rope 200 positioned inside the support 10 is released.

In addition, the rope lowering member 300 is lowered to the ground by the weight of the rope 200, after being separated from the rope 200 is to be replaced with the device lift 400 to be described later.

Here, the shape of the rope lowering member 300 can be configured in a variety of sizes and shapes bar, as shown in the plate shape as well as the block having a self-weight enough to lower the rope 300, etc. It's okay.

1 illustrates a state in which the rope 200 descends to the ground by the weight of the rope lowering member 300, and FIG. 2 illustrates a state in which the device lifter 400 is replaced after the lowering.

Next, the device lifter 400 is connected to the lowered rope 200 by replacing the rope lowering member 300, and performs the function of lifting and lifting a separate maintenance device.

As an embodiment of such a device lifter 400, as shown in Figure 5, the device case 410, while being rotatably installed in the device case 401 is connected to the lowered rope 200 is rope Lifting winch 420 to wind the 200, lifting motor 430 for providing rotational power to the lifting winch 420, and provided on one side of the device case 410 to support the maintenance device It may be made including a device support 440.

For example, the device case 410 may include a front and rear base plate 411 and sidewall plates 412 fixed to the left and right sides of the base plate 411, and may have an open shape.

An elevating guide pin 413 may be vertically provided in the device case 410. The elevating guide pin 413 supports the elevating device 400 in the elevating step of the elevating device 400. An upper end is inserted into the pin coupler 130 of the lifting support member 100 so that the member 100 can be always maintained at a constant position.

The riding guide pin 413 may be installed to be fixed to the front and rear of the left and right side wall plate 412.

In addition, the device case 410 may be provided with a lifting completion detection switch 414 for detecting the lifting completion of the device elevator 400 while being in contact with the lifting support member 100 when raised.

The lifting winch 420 winds up the device 200 by winding the rope 200. The lifting winch 420 rotates power from the lifting motor 430 through a power transmission configuration. You will be provided.

6 is a view illustrating a power transmission configuration for transmitting the driving force of the lifting winch 420, the lifting motor 430, and the lifting motor 430, as shown in FIG. The first gear 431 is coupled and rotated, and the second gear 432 is engaged with the first gear 431 to rotate to adjust the distance between the rotation axis and the reduction ratio.

The second gear 432 is supported by the first shaft 434 constituting the rotation axis and is engaged by the third gear 433 is rotated.

The third gear 433 is supported by the second shaft 435 that rotates in a coupled state through the center portion and rotates together with the second shaft 435.

The lifting winch 420 is extrapolated and assembled to receive the driving force of the lifting motor 430 from the second shaft 435 so as to rotate together with the second shaft 435.

The lifting winch 420 is formed with a rope fixing hole 421 to which one end of the rope 200 is lowered.

Meanwhile, in addition to the gears 431, 432, 433 and the shafts 434, 435, the lifting winch 420 is suppressed when the driving stop of the lifting motor 430 is stopped to lower the lifting winch 420. The winch rotation control means for preventing the rotation of the lift and the rotation of the lifting winch 420 when the lifting motor 430 is driven may be provided.

The winch control means, as an embodiment, selectively rotates the ratchet gear 436 coupled to the interlocking shaft of the lifting winch 420 and the ratchet gear 436 as a counterpart of the ratchet gear 436. The ratchet gear latch 437 for restraining and the ratchet gear solenoid 438 for applying or releasing the restraint of the ratchet gear latch 437 according to the stop or driving signal of the lifting motor 430 may be formed.

The ratchet gear solenoid 438 may be connected to the ratchet gear latch 437 through the latch connection 449 to transfer the suction force of the plunger to the ratchet gear latch 437.

On the other hand, the rope 200 used as the lifting medium of the device elevator 400 is rotated by the lifting winch 420 in the state that one end is supported by the rope guard 220 by the locking knot 210. As the winding and unwinding proceeds, one end of the rope 200 lowered to the ground during this process flows little by little.

The device elevator 400 flows due to the minute flow of the rope 200, and the device elevator 400 is completed by lifting, so that the lifting guide pin 413 is always stable to the pin coupler 130. It makes it difficult to be inserted and supported.

In order to solve the flow problem, the end of the rope 200 may be given a fixed position of the rope 200 to the device lift 400 so that the relative flow does not relatively.

In order to implement the above solution, the lifting winch 420 may have the winding width as much as a rope thickness that can be wound by stacking the rope 200 in a planar state in a single winding like a spring.

In addition, the lifting winch from the upper side of the lifting winch 420 in the device case 410 so that the rope 200 connected to the lifting winch 420 is always wound at a constant relative position of the device elevator 400. A rope guide member 415 may be provided to prevent the flow of the rope by passing the rope 200 wound upward at 420.

Rope guide groove 416 is formed in the rope guide member 415 to wrap the rope 200 passing through, the rope 330 is wound in the center of the rope guide groove 415 is wound The rope escape guard 417 is installed to close the opening of the rope guide groove 416 so as not to be separated from the rope guide groove 416 during the process.

The device support 440 is a separate maintenance device is coupled to support and performs the function to be elevated with the device lift 400.

The device support 440 may be formed in a variety of structures according to the configuration of the maintenance device, as an embodiment, the support device can be lifted and lifted by supporting the load of the separate maintenance device and the maintenance device is horizontal after lifting As shown to move horizontally toward the traffic light 30 along the guide rail 40 formed on the support 20, it is formed in the form of a "b" like a guide rail can be fixed to the base plate 411.

FIG. 7 schematically shows an example of the maintenance device 50 supported by the device support 440. For example, the maintenance device 50 includes a vertical portion 441 of the device support 440. A moving wheel 52 seated on the fitting block 51 and the horizontal portion 442 that is fitted to the embodiment is implemented.

If the maintenance device 50 is implemented to include such a configuration, the lifting guide device according to the present invention may be separated from the lifting guide device according to the present invention according to the driving of the movable wheel 52 after the ascending to the horizontal support 20. It can be understood that it is possible to move toward the maintenance target traffic light 30 along the guide rail 40 installed in the horizontal support (20).

On the other hand, the device lift 400 is changed in the center of gravity depending on whether the separated traffic light 30 is supported on the maintenance jig for performing the maintenance, even if the state of the separated traffic light (30) When the manufacturers of the traffic light 30 are different, the inclination due to the movement of the center of gravity may be generated due to the different centers of gravity of the traffic light 30 itself. The weight of the device elevator 400 during the lifting process is increased. A parallel holding means 450 may be provided to correct a change in the center to prevent the device elevator 400 from tilting.

As an embodiment of the parallel holding means 450, the pinion 452 is coupled to the adjustment motor 451, the shaft of the adjustment motor 451 is rotated by the drive of the adjustment motor as shown in FIG. And a pair of weights engaged with the pinion 452 and linearly moving in the forward and backward directions of the device case 410 by the rotational force of the pinion 452, and a pair of weights coupled to both ends of the rack 453. 454.

The weight 454 may be coupled to the end of the rack 453 through an adjustment bolt 455 so as to adjust the protruding length from the rack 453.

By moving the rack 453 back and forth through this configuration it is possible to correct the variation in the center of gravity to maintain the parallelism of the device lift 400.

Looking at the configuration according to an embodiment of the present invention above, the operation is briefly described as follows.

First, as shown in FIG. 3, usually, only the lifting support member 100 is installed in the horizontal support 20, and the rope 200 is fixed to the lower side of the support 10. The rope lowering member 300 is connected to the lifting support member 100 is fixed to the lower side.

When maintenance of the traffic light 30 in this state is required, first release the fixed state of the rope 200 is fixed to the lower pillar (10).

Then, as shown in FIG. 1, the rope lowering member 300 is lowered by the weight of the rope lowering member 300, and the connected rope 200 is lowered to the ground together, and the rope 200 is lowered at this time. When this is completed, the locking knot 210 of the rope 200 is caught by the lifting support member 100.

When the rope 200 descends to the ground, the rope lowering member 300 and the device lifter 400 are replaced as shown in FIG. 2.

That is, the rope lowering member 300 is separated from the rope 200, the separated rope 200 is prepared to be wound by connecting to the lifting winch 420 of the device lift 400.

Then, as shown in FIG. 9 after the separate maintenance device 50 is coupled to the device support 440 of the device lifter 400, the lifting motor 430 to drive the lifting winch 420 is wound. .

When the lifting winch 420 is wound and driven, as described above, the rope 200 is hung on the lifting support member 100 through the locking knot 210, and the device elevator 400 is provided with the maintenance device 50. The accompanying rise up to the horizontal support (20).

On the other hand, after all the maintenance work is completed, the device lifter 400 is separated from the rope 200, which is reversely lowered, and then replaced by the rope lowering member 300 again.

And the rope 200 that was used in the lifting process is pulled up and fixed on the check port 11 side of the support 10 is fixed, accordingly, the rope lowering member 300 is the lifting support member ( It is located under the 100, and thus does not interfere with pedestrians or vehicle traffic at all.

As described above, according to the present invention, only the lifting support member 100 and the rope 200 and the rope lowering member 300 having a simple configuration are installed on the horizontal support, and a structural change needs to be applied to the prop itself. In addition, the device lift 400, which requires an expensive driving device is not required to be installed on individual shores, so that the worker can hold and lift a plurality of struts with a single device so that the construction is added to individual traffic light structures. By minimizing the increase in installation costs, it can be seen that it can be applied immediately without the replacement or replacement of existing traffic light structures.

In addition, it can be seen that the maintenance device can be raised and lowered between the ground and the horizontal support stably to the ground maintenance work such as traffic lights.

As mentioned above, preferred embodiments of the present invention have been described, but the technical scope of the present invention is not limited to the above-described embodiments and drawings, and is modified or changed by those skilled in the art. Equivalent configuration will be made without departing from the scope of the technical idea of the present invention.

Referring to the symbols of the major parts of the accompanying drawings as follows.
100: lifting support member 120: rope through hole
130: pin coupler 140: lifting completion detection control pin
200: rope 210: knot
220: rope guard 300: rope lowering member
400: device lift 410: device case
413: lifting guide pin 414: lifting completion detection switch
415: rope guide member 420: lifting winch
430: lift motor 436: ratchet gear
437: Ratchet Gear Brace 438: Ratchet Gear Solenoid
440: device support 450: parallel holding means
451: regulating motor 452: pinion
453: rack 454: weight

Claims (14)

Lift guide device for lifting the maintenance device for maintaining the traffic light to the horizontal support of the shore,
An elevating support member fixedly installed at an end of the horizontal support and supporting the extended rope fixed to the lower side of the horizontal support; And
A lift guide device for a traffic light maintenance device, comprising: a device lifter connected to the rope lowered according to the release, and lifting and accompanying the maintenance device by winding the connected rope while supporting the maintenance device. The method of claim 1,
A rope lowering member connected to the rope and positioned below the lifting support member, the rope lowering member being separated from the rope and replaced with the device lifter after lowering the rope by its own weight when the rope is released; Lift guide device for traffic light maintenance device. 3. The method according to claim 1 or 2,
The elevating support member is a lifting guide device for maintaining a traffic light, characterized in that the lower end is open and fixed to the upper outer peripheral surface of the horizontal support, the rope through hole through which the rope is formed at both ends. The method of claim 3,
Lifting guide device for a traffic light maintenance device, characterized in that the rope guard is further installed on the log through hole to prevent damage to the rope. 3. The method according to claim 1 or 2,
Lifting guide device for the traffic light maintenance device, characterized in that the rope is supported by the lifting support member when the lowering is completed, so that the hook knot is formed to enable the lifting of the device lift. 3. The method according to claim 1 or 2,
The device lift,
Device case;
A lifting winch rotatably installed on the device case and connected to the lowered rope to wind the rope;
A lifting motor providing rotational power to the lifting winch; And
Lifting guide device for a traffic light maintenance device comprising a; device support is provided on one side of the device case, the maintenance device is supported. The method of claim 6,
Pin coupling holes are formed at both ends of the lifting support member,
The lifting device lifting guide device for the traffic light maintenance device, characterized in that the lifting guide pin which is inserted into the pin coupling hole when the device is vertically provided. The method of claim 6,
The lifting device lifting guide device for the traffic light maintenance device further comprises a lifting completion detection switch for detecting the lifting completion of the device lift while being in contact with the lifting support member when the lifting device. The method of claim 6,
The lifting device lifting guide device for the traffic light maintenance device further comprises a rope guide member for passing the rope wound on the lifting winch from the upper side of the lifting winch to prevent the flow of the rope. The method of claim 6,
The device elevator lifting guide device for maintaining a traffic light, characterized in that it further comprises a parallel holding means for correcting the change in the center of gravity occurring during the lifting process to prevent the device elevator from tilting. The method of claim 10,
The parallel holding means,
An adjustment motor fixed to the bottom of the device case;
A pinion coupled to the shaft of the regulating motor and rotating by driving of the regulating motor;
A rack engaged with the pinion and linearly moving in the front-back direction of the device case by the rotational force of the pinion; And
Lifting guide device for a traffic light maintenance device comprising a; a pair of weights coupled to both ends of the rack. 12. The method of claim 11,
The weight guide lifting guide device for a traffic light maintenance device, characterized in that coupled to the rack end through the adjustment bolt to adjust the protruding length from the rack. The method of claim 6,
The device elevator further comprises a winch rotation control means for suppressing the rotation of the lifting winch when the driving stop of the lifting motor and allowing the rotation of the lifting winch when the lifting motor is driven. Guide device. The method of claim 13,
The winch rotation control means,
Ratchet gear is fixed to the linkage shaft of the lifting winch;
Ratchet gear latch for selectively restraining the rotation of the ratchet gear; And
And a ratchet gear solenoid for applying or releasing the restraint of the ratchet gear latch according to the stop or drive signal of the lift motor.

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