DE10208507B4 - Device for cleaning conductor rails - Google Patents

Abstract

Facility for cleaning of conductor rails, which are used as live supply lines for drive units serve, in particular of conductor rails in overhead monorail systems, of conductor rails of operating devices in high-bay warehouses and of conductor rails of electric pallet conveyors consisting of a support and support frame exists and with brush cleaning units equipped with a travel drive, characterized in that that the support and support frame (1), the traction drive (2) and the brush cleaning units, consisting of a Brush housing (10), Housing side parts (34) and brush drives (5), are mutually combinable and means for longitudinal, curved in inner and outer arches and can be formed in transverse, intersecting conductor rails (6), the brush housings (10) and the housing side parts (34) pivotally at the corner points of the respective support and support frame (1) are arranged.

Description

The Invention relates to a device for cleaning conductor rails, as the current-carrying Supply lines for Drive units are used, in particular for conductor rails in overhead monorail systems, for conductor rails of HMI devices in high-bay warehouses and for Contact lines of electric pallet tracks.

It It is generally state of the art that crane systems as well operating devices for different Purpose electrically driven and for the transmission of electrical energy to the drive motors sliding lines are used in the Range of running and support units the respective system are provided and arranged.

The Use and the use of such conductor lines takes place in different areas, both in industrial plants and in Warehouses and in stationary Shelving units for the most varied applications.

the Advantage of such sliding line arrangements, which are stationary in the area the running units for the controls are arranged, namely that no flexible and trailing Supply lines needed be faced with the disadvantage that Such contact lines in a high degree of pollution are exposed.

Of the Degree of pollution is dependent on the prevailing Environmental conditions. Such is the degree of contamination of these conductor rails for industrial areas significantly higher as in racking and storage facilities, where only a storage or even a transhipment of goods he follows. But even with these systems, soiling occurs, in particular as dust deposits on the surfaces of the conductor rails represent and depending on environmental influences also in the surfaces of the Conductor lines diffuse or settle firmly on the surfaces.

Around the contact ability the contact lines to the current decrease of the drive units again functional to be able to produce it requires a considerable effort to renovate the conductor rails, In many areas, this is also being done instead a cleaning process to install new contact rails, which of course associated with a considerable cost and labor.

A track cleaning device for monorail electric monorails is with the DE 35 18 789 C2 is known as the closest prior art, which is also performed along the busbars / conductor rails to be cleaned, the existing Schmutzabstreifbürste is designed as a depending on the driving condition of the monorail suspension vehicle rotatably driven, rotationally symmetrical, adapted to the busbars in the profile brush, the cleaning device of Surround a housing and the brush housing is associated with a suction device.

Of the Disadvantage of this cleaning device is that this only on monorail overhead conveyors can be used, a multiple application thus excluded is. This is further substantiated by the fact that they are used to brush adapted to the specific application, thereby reducing the use in other applications is excluded.

An apparatus for cleaning a monorail rail or the like is with the DE 85 24 544 U1 has become known, which is characterized by a dust collector on a movable vehicle on a monorail rail vehicle. By means of the dust collector adhering dust, in particular grinding dust, to be collected, which adheres to the electric monorail rails. The disadvantage of this solution is that the dust collector is designed as a vacuum cleaner, with the safely resting dust can be sucked, but contaminants higher degree can not be removed.

The The object of the invention is therefore to provide a device for cleaning of conductor rails, with the cleaning of such Plants is easily possible and time and cost possible.

According to the invention Task solved with the characterizing features of claim 1.

preferred Features that further develop the invention advantageously, are the downstream claims refer to.

So a device for the cleaning of conductor rails was created, which is designed and designed as a self-propelled unit is that they are structurally adapted to different applications can, therefore, a wide range of their use and their use guaranteed and realized an effective cleaning of the grinding lines to be treated becomes.

The Facility has one own drive, with which the device along the cleaning areas movable and likewise designed so that these in or on existing monorail systems or rails can be used.

The for the Cleaning process for use coming elements, preferably brushes in different embodiment, are housed in a brush housing and will be over associated brush drives, which are designed as gear motors, driven. The brush housings are further provided with supply air and exhaust air connections, to each of which air supply or air discharge lines be connected.

to Facility belongs also a switch box in which the to operate and to control and Regulation of the device required functional elements housed are by means of which both the drive and the individual brush gear be controlled and regulated.

The individual function-determining elements of the created device for cleaning of conductor rails are a compact device formed in which both the traction drive, the brush case with their brush drives and the control cabinet over a support and support frame to each other together are. The support and support frame exists from individual profiled and accessible bar elements, which as Along- and cross bars as well as vertical bars act and are interconnected.

Of the Drive of the device is with one or more running and Training wheels formed over the or the drive and thus the entire device along the cleaned grinding lines is moved. immediate are in the range of or intended run and support wheels on the support and support frame impellers and lateral guide rollers provided on or laterally of the overhead conveyors or the rails of high-bay warehouses and Elektropalettenbahnen, whereby the entire facility to the monorail or run rails out becomes. By the storage of these wheels and lateral guide rollers is guaranteed that the entire device the course of the monorail or the rails is adjusted. Thus, bows pose or switches, but also height differences no obstacles, over there these guide elements the entire facility adapts to the actual trajectories.

The used cleaning elements are brushes, which are designed as a round brushes are stored in the respective brush housing and over the associated brush drive in be placed a rotary orbital motion.

In a preferred embodiment become the used brushes arranged in pairs in the brush housing, with both brushes over one Drive are driven and rotate the brushes in opposite directions. This is realized by the brush drive on one of the gears interacts with the brushes are connected.

To this preferred embodiment also belongs, that the brushes in a housing housed and the housing including the stored brushes and the brush shoots are arranged pivotally to the supporting and driving frame of the device.

So belongs also to the invention that in dependence the course of the rails of the HMI devices and the Elektroplattenbahnen the brush case as well pivotally mounted on the supporting and driving frame and in its training is designed in several parts.

The used for coming brushes are each housed in a brush housing, wherein the individual brush housing with Supply air and exhaust air connections equipped are where flexible supply and discharge lines for the supply of air and their discharge connectable are.

in the respective brush housing provided blower devices support the cleaning process, as it once loose on the conductor rails blow off the dust lying on it and then vacuum it up and the other Impurities that are removed from the contact lines by means of the brushes be conveyed out of the respective brush housing.

The Advantages of the created device are that this device self-propelled, whose speed can be adapted to the respective conditions is by the traction drive is controlled and regulated, provided air supply and discharge lines secure a trouble-free feed the supply air and the exhaust air with those removed from the conductor rails Dust or pollution particles, without the environment here disturbing being affected.

The box construction of the support and support frame also ensures the variability of the entire device to the different applications. The device is spent in the dead state on the system to be cleaned, and their energy is supplied via entspechende separate leads, so that a possible flashover between the contact rails is avoided. The proposed control units further ensure that the device both can move forward and backward and also different brush speeds and Bürstendrehrichtungen are adjustable, which depends on the degree of contamination of the respective system.

in the Normally, commercially available vacuum cleaner fans are provided in the brush housings by means of which causes a stirring up of the loose impurities, which are on or behind the contact rails, takes place. usable but are also compressed air inserts or turbine blower, about the processes of fluidizing and sucking the dirt particles to support positively.

Of the Cleaning process, in particular the loosening of the conductor rails firmly seated impurities is inventively supported by that the motor of the brush drive is frequency controlled, thus over the brush rotation transmit certain resonances to the grinding lines to be cleaned which are knocked out, so to speak. Likewise, this has As a result, the coal dust, which is behind the connectors and cross pieces has accumulated from sliding lines, much better brushed out can, because even this dust is vibrated and thus out of inaccessible Shake as much as possible becomes.

The used for coming brushes are as cam brushes trained, and the brush material contains a certain proportion of abrasive, to additional effects on stuck Pollution, what the entire cleaning process positively influenced.

With following embodiment the invention should be closer explained become.

The associated Drawing shows in

1 : the training of the device and their arrangement to rails in a principled representation

2 : a top view after 1

3 : A plan view of the brush housing with a brush mounted in the brush housing

4 : a view after 3

5 : the brush housing with drive

6 an arrangement of two brushes in the brush housing

7 : the device for cleaning conductor rails for use on overhead conveyors

8th : a further training of the institution according to 7

9 : the formation of a multi-part brush housing when used on the inner arc of curved running rails

10 : the formation of a multi-part brush housing when used on the outer arc of curved running rails.

The basic structure of the device for cleaning conductor rails and their arrangement to rails 4 follows directly from the representation after the 1 and 2 which show basic representations of the device for cleaning. The support and support frame 1 consists in the usual way of profiled lightweight elements that are joined to each other, thus the support and Stützrahmmen 1 form which carrier of the functionally essential elements. So is the support and support frame 1 with running and training wheels 3 trained, by means of which the entire device on rails 4 put on and is movable on this. Provided guide rollers ensure the exact course of the entire device to the rails 4 and to the rails 4 fixed contact rails 6 , The control box required to control the entire facility 7 is also on the support and support frame 1 attached, are also arranged on the brush cleaning units. These brush cleaning units consist of a brush housing 10 in which the brushes 16 whether as a single brush or as a brush pair, are arranged and each brush housing 10 with a brush drive 5 equipped.

The brush housings 10 are at the corners of the support and support frame 1 pivotally mounted, so as to ensure that the brushes 16 in the brush housing 10 exactly the location and leadership of the rails 4 arranged conductor rails 6 to adjust. The pivoting of the individual brush housings 1Q in the most different directions is in the drawing 2 with the reference number 9 shown. This pivoting of the individual brush housing 10 also ensures that this device can be used in their compactness in electric pallet trains, which are formed with so-called quatro, which require changes in direction of the entire device by 90 °. There is no need to retrofit the device, but the pivotal mounting of the brush housing 10 Ensures that these are to the directions of the rails 4 pivoted and thus to the cleaning sliding lines 6 positioned who the. The entire cleaning device is positioned in this application to the switch so that upon actuation of the switch, the pivotally mounted brush housing 10 also be pivoted while the position to the respective rails 4 taking.

As already stated, can in the respective brush housing 10 one or two brushes 16 be arranged, which over the brush drive 5 , consisting of a frequency-controlled drive motor 19 , a coupling and shaft bearing 20 and out in the gear box 21 arranged gears 23 consists.

The arrangement and storage of a brush 16 is in the 3 and 4 shown, which shows that the brush housing 10 arcuate, thus the structure of the brush 16 which is positive in particular for the fluidic processes. The brush housing 10 is doing with a shaft bushing 12 and with mounting holes 11 formed, by means of which on the one hand the brushes 16 guided and attached to the other. The brush housing 10 is also with a supply air connection 13 , a suction connection 15 equipped and has blowing air nozzles 14 , via the additional air in the brush housing 10 which positively supports the cleaning process. This air is blown in through the suction chamber 18 and the suction connection 15 from the brush housing 10 removed. The brush housing 10 is also with guide rollers 17 formed on the respective rails 4 abut, so that the brush housing 10 to the rails 4 and the grinding lines to be cleaned with it 6 is positioned.

The brushes used 16 are designed as cam brushes, so that they do not use their entire surface on the grinding lines to be cleaned when they are used 6 rest, but only with its outer periphery of the formed cam and by this formation of the brushes 16 extensive free spaces are created, through which the removed dirt particles and the dust can be well extracted and removed.

The effectiveness of the cleaning process is significantly increased when in the individual brush housings 10 two brushes 16 be used in pairs, with the brushes 16 in opposite directions, thus against each other, rotate in accordance with the illustrated sense of circulation 22 to 6 ,

The arrangement and storage of the brushes 16 a pair of brushes corresponds to a single brush 16 , being on the waves of the brushes 16 gears 23 are arranged, via the frequency-controlled motor 19 be set in rotational motion and the opposition of the brushes 16 cause.

A preferred embodiment of the cleaning device results from the 7 , which shows the use in a monorail. Also in this embodiment, the function-determining elements in or on the support or support frame 1 arranged, with the device on the running and training wheels 3 on the track 4 the electric monorail rests and the traction drive 2 with a guide arm 24 is formed, the end a roller 25 as well as lateral guide rollers 17 are assigned, so that during the longitudinal movement of the entire device is ensured that this the course and the direction of the rails 4 follows. The brush housings 10 are front of the track 4 provided, so that in the brush housing 10 arranged brushes 16 directly on the conductor rails 6 act. The brush housings 10 can use both one and two brushes 16 be equipped as already described. This affects both the drive of the entire device as well as the drive of the brushes 16 and their directions of rotation. The control and regulation units necessary for these operations are in the control cabinet 7 accommodated. An external control panel makes it possible to set the entire device in function and to regulate and control it according to the prevailing operating conditions.

The energy supply to the control box 7 takes place via a special electrical supply line, which is not shown in detail for the sake of simplicity. This electrical supply line is designed as a so-called trailing cable and provided on / unwinding ensure that this electrical supply line is not damaged by external influences.

Another preferred embodiment is in 8th shown, which refers to the use of the device for cleaning sanding lines for stacker cranes 36 refers to how they are used in high-bay warehouses and other facilities. The support and support frame 1 exists also with this execution, as after 1 , made of profiled bars, which are joined and fixed to each other as longitudinal and transverse bars and as vertical bars. On the support and support frame 1 are both the traction drive 2 , the control box 7 , as well as the brush housing or the 10 with their brush drives 5 attached. This in the way that the traction drive 2 about his running and support wheel 3 on the track 26 rests on this and is longitudinally movable, wherein the running rail 26 even in the hall level 27 is attached.

In this area are also on the Support and support frame 1 Guide rollers provided, the side of the track 26 abut and thus ensure that during the driving movement of the entire device this the course of the track 26 follows. The running track 26 opposite and to the hall level 27 fastened, the guide rails attached to corresponding guides run 6 of stacker cranes 36 to which the brush housing (s) 10 with their brush drives 5 be positioned.

This design of the device illustrates that even larger distances between the conductor rails 6 of stacker cranes 36 to the track 26 of stacker cranes 36 do not constitute obstacles to the functional use of the created body. In this application, the device receives a support guide 28 directly on the support and support frame 1 attached and further to the corridor 27 with a support wheel 29 is trained. On the opposite side is the support guide 28 with a height adjustment 30 formed, which is designed in a preferred embodiment as a geared motor. About this support guide 28 and the associated jockey wheel 29 It ensures, on the one hand, that the entire facility receives additional support and guidance and, on the other hand, it ensures that height differences in the corridor level 27 can be balanced without causing malfunction of the entire device, since the traction drive 2 with its associated running and support wheel 3 on the track 26 can be moved without interference and so the entire device to be cleaned to the conductor rails 6 of stacker cranes 36 skirting.

Existing bumps are over a measuring device 33 captured, which consists of two micro scanners, which have a linkage 32 to the support and support frame 1 are attached, the linkage 32 with a small wheel 31 is formed, which during driving movement of the entire device on the corridor level 27 slides along and rolls and any change in height on the measuring device 33 transfers. The provided micro-sensors record these changes in height and control the gear motor for height adjustment 30 on, which one in the support guide 28 provided threaded spindle sets in rotation, causing vertical adjustments of the support guide 28 arise on the jockey wheel 29 be transmitted.

There is thus a functional relationship between the height changes in the hall level 27 for vertical adjustment of the floor level 27 running support wheel 29 the support guide 28 ,

If z. B. the upper micro button of the measuring device 33 pressed because the floor is in hall level 27 with respect to the track 26 lowers, then becomes the jockey wheel 29 extended by means of the gear motor driven spindle until the micro-probe reaches its zero position, and the gear motor is turned off. On the other hand, there are surveys on the corridor level 27 with respect to the track rail 26 on, the lower micro-switch of the measuring device switches 33 and sets the gear motor height adjustment 30 in the opposite direction of circulation in operation. This will make the jockey wheel 29 retracted until the gear motor is turned off, which is done in a similar manner as when extending the threaded spindle. This ensures that the brush housing (s) 10 always in the amount of the grinding lines to be cleaned 6 positioned and can be moved to these without functional impairment / are.

In a further preferred embodiment of the device for cleaning of conductor rails, here when using the entire device on curved running rails 4 , are the individual brush housings 10 on the support and support frame 1 also mounted pivotally, wherein the brush housing 10 are formed in several parts. This in the form that the brush case 10 consists of three parts, so the middle part of the brush housing 10 , over the hinge points 35 Housing side parts 34 assigned.

The respective brush housing 10 as well as the housing side parts 34 are with leadership roles 17 formed, which bear directly on the outer and inner radius of the respective track and thus ensures that the housing parts are the course of the rails 4 and thus the attached and to be cleaned sliding lines 6 to adjust. This also ensures that the air supplied directly in the area of the grinding lines to be cleaned 6 takes effect and controls the exhaust air with the dirt particles and the dust on the respective brush housing 10 provided suction connection 15 be dissipated. Intended seals on the brush housings 10 and the housing side parts 34 seal the existing gaps between the housing parts and the respective rails.

Claims (8)

Device for cleaning conductor rails, which serve as current-carrying leads for drive units, in particular of conductor rails in overhead monorail systems, of conductor rails of operator panels in high-bay warehouses and of conductor rails of electric pallet conveyors, which consists of a supporting and supporting frame and equipped with brush cleaning units and a traction drive characterized in that the support and support frame ( 1 ), the traction drive ( 2 ) and the brush cleaning units, consisting of egg a brush housing ( 10 ), Housing side parts ( 34 ) and brush drives ( 5 ), and facilities for longitudinal, curved in inner and outer arches and in transverse, intersecting conductor rails ( 6 ) are formed, wherein the brush housing ( 10 ) and the housing side parts ( 34 ) pivotally at the vertices of the respective support and support frame ( 1 ) are arranged. Device according to claim 1, characterized in that in the brush housing ( 10 ) one or two brushes ( 16 ), designed as cam brushes, are arranged and when paired use the brushes ( 16 ) and the brush drive ( 5 ) from a frequency-controlled motor ( 19 ), a clutch / shaft bearing ( 20 ) and out in a gear box ( 21 ) arranged gears ( 23 ) consists. Device according to one of claims 1 and 2, characterized in that the brush housing ( 10 ) with a supply air connection ( 13 ), a suction connection ( 15 ) and with one or more blast air nozzles ( 14 ) is trained. Device according to one of claims 1 to 3, characterized in that the housing side parts ( 34 ) via joint points ( 35 ) on the brush housing ( 10 ) are movably mounted, the brush housing ( 10 ) and housing side parts ( 34 ) with guide rollers ( 17 ) equipped and circumferentially formed with seals. Device according to one of claims 1 to 4, characterized in that the drive ( 2 ) via a running and support wheel ( 3 ) on a running track ( 26 ) of a storage and retrieval unit ( 36 ) is arranged movable and in this area on the support and support frame ( 1 ) Guide rollers are provided on the upper belt of the track ( 26 ), wherein the running rail ( 26 ) to the corridor ( 27 ) is attached. Device according to one of claims 1 to 5, characterized in that the support and support frame ( 1 ) a support guide ( 28 ) and one with a measuring device ( 33 ) trained linkage ( 32 ) assigned. Device according to claim 6, characterized in that the linkage ( 32 ) to the corridor ( 27 ) with an impeller ( 31 ) and the measuring device ( 33 ) consists of two micro-buttons. Device according to one of claims 6 and 7, characterized in that the support guide ( 28 ) with one to the hall level ( 27 ) free rotating support wheel ( 29 ) is formed and a height adjustment ( 30 ) in the form of a geared motor, via a threaded spindle with the support of the support wheel ( 29 ).