DE102008028227A1 - Light module for visual status displays of maritime switching devices - Google Patents

Abstract

Presented is a light module for optical status indicators in maritime switching apparatuses, in particular the field of energy supply of ship containers on switchable container sockets regarding, according to the main patent 'Electrical condition indicator in maritime switching apparatus', patent application DE 10 2007 010 193. In the electrical energy supply and electronic Monitoring of refrigerated containers in particular on board ships or ashore in the loading area, it is customary to position individual plug-in connections for both functions at a suitable location. In a next development stage, the individual sockets in protection class and class suitable housings in multiple sockets are summarized and kept in the area of the container installation area. Due to international standards and regulations, the electrical plug connection for power supply is subject to special regulations, which ia. indicate that the connector may only be disconnected without load, i. that during the insertion or disconnection of the connector, the energy flow is not affected by the plug contacts of the same, but the switching action takes place in a switch-adapted switch, which uses the plug-in device electrically and mechanically velektrischer power switch, which may also have an overload and / or short circuit protection , At the multiphase ...

Description

The invention relates to a light module for optical status indicators in maritime switching apparatus, in particular the field of energy supply of ship containers on switchable container sockets regarding, according to the main patent "Electrical status display in maritime switching apparatus", patent application DE 10 2007 010 193 ,

at the electrical power supply and electronic monitoring of in particular refrigerated containers aboard ships or ashore in the loading area, it is common to single plug connections position for both functions at a suitable position. In a next stage of development, the single sockets in enclosures suitable for protection and class in multiple sockets summarized and in the area of the container installation area maintained.

On The reason for international standards and regulations is subject to electrical connector for power supply special regulations, the u. a. say that the connector only load may be separated, d. H. that while plugging or disconnecting the plug the power does not flow is affected by the plug contacts the same, but the switching action in a switch-adapted switch takes place, via the plug-in device electrically and mechanically is locked. Preferably, as an electrical switch Circuit breaker used, which is also an overload and / or may have short-circuit protection.

further Developments in container sockets provide that a mechanical actuator causes the switching action. A mechanical, usually rotatably mounted actuator has at the ends ever a lever, on the one hand inside the housing on the operation of the circuit breaker acts and - after led outside - on the lock of the plug in the socket, so that the plug is not can be pulled under load.

A Another embodiment integrates the outside acting Lever in the plug-in device such that the plugged Plug in a contacting position - switching action - turned must be and this rotation over linkage activates the circuit breaker; an optical Switch position detection is no longer available.

A Further modification undergoes the device in that - at Multiple arrangement of sockets - this modular design is, being a module of socket, circuit breaker and mechanical Switch is formed.

To The prior art discloses a variety of applications become, which are dedicated to the topic 'switchable container socket'. Regarding the appreciation of the state of the art is on the detailed presentation in the skin application and refer to the description of optical status displays below limited.

The German disclosure DE 10 2006 031 935 / Utility model DE 20 2006 010 269 describes various area lighting of installation devices such as light signal switch and socket. In building system and installation technology, surface and flush-mounted devices are provided with lighting, either for the purpose of orientation light or to indicate a switching state. The most common bulbs are the glow lamp, the incandescent lamp, recently the light-emitting diode (LED) and occasionally the cold cathode and the electroluminescent illumination.

The Installation practices of building system technology are protection class not directly applicable to maritime applications.

The German disclosure DE 10 2007 010 193 / Utility model DE 20 2007 002 642 presents electrical status displays for maritime switching devices, in particular the electrical status display of switchable container multiple sockets in commercial shipping. At the multiphase electrical structure of the container socket - consisting of the measuring and test points input voltage, circuit breaker and output voltage - the electrical state of each of the phases at the measuring and test points or the combined electrical state of the phases at the measuring and test points. 1 -phasig queried, processed and visually and possibly acoustically brought to the display.

about the technical embodiment will be in the application no information provided.

The German patent application DE 10 2007 014 726 / Utility model application DE 20 2007 004 953 provides an electrical testing and switching device in maritime switching devices, the detection of multi-pin connector in the mounting coupler a container socket by a switching sensor computer-assisted load-side measurements and tests causes their likewise computer-assisted evaluation a single or multi-phase activation of the power supply of the electrical load effects network parameters when the network monitoring is in progress.

at these applications are the computer-aided measurement, Examination and evaluation in the foreground with simultaneous controlled mains isolation and on-going network-side parameter monitoring.

The German utility model DE 20 2004 010 818 provides a device for actuating a circuit breaker arranged in a housing in such a way that the plug receptacle has a rotatable member which acts mechanically upon rotation of a coupling piece on the switching device of the circuit breaker. The plug to be supplied can only be inserted or removed in a certain rotational position.

Just from the rotational position of the inserted plug in the plug receptacle can be concluded on the switching state of the circuit breaker; a cutout in the rotatable part allows an optical position indicator by deposited color coding on the non-rotatable part.

The German patent application DE 10 2007 012 427 / German utility model DE 20 2007 004 314 discloses an electrical coupling by means of an electrical switching sensor and actuator in maritime switching apparatuses such that the rotational position of the connector receptacle is detected by sensors and the measured sensor signal acts on the mains isolation. The signal processing can also be supported by a microprocessor and edit other security-related restrictions. In addition to the addition of the rotatable connector receptacle to position-sensing switch sensors, an optical and / or acoustic state indicator electrical quantities is provided.

The German utility model DE 20 2007 013 421 published in the main claim a device with a rotatable connector receptacle - but axially fixed in a connector receptacle housing - and a circuit breaker and a mechanical actuator for the circuit breaker. In addition, the plug receptacle housing on the outside a light - including a Lightemitting diode (LED) - on, depending on the rotational position of the plug receptacle or depending on the switching state of the circuit breaker lights or does not light. Also, the lamp can be operated via an electrical circuit with positive logic.

The visual indication of the electrical condition is already subject of the above applications, as the application DE 10 2007 010 193 respectively. DE 20 2007 004 314 ff. Furthermore, the electrical connection of the LED to the three-phase system can not be detected.

In the electrical installation of the building system technology are backlights and lights of switches, buttons and sockets in the past by means of the glow lamp, temporary the incandescent lamp and modern increasingly using the LED no rare applications.

So in the utility model DE 20 2006 006 662 presented a socket with light ring as orientation light, in which between the built-in socket and the housing wall, a light-conducting disc is provided, the boundary betrays orientation when light is supplied by light emission.

The German utility model DE 203 01 120 uses an LED as a light source to connect with an electronic pre-amplifier in the voltage range 60 V ... 250 V for backlighting and lighting of switches or pushbuttons.

Also a light feed by means of LED in the light guide of a lighted socket describes the patent DE 195 25 843 ,

An illuminated socket is the subject of the applications DE 36 43 702 and DE G 87 06 234 ; a lamp-receiving luminaire housing electrically contacts the mains voltage-carrying terminals.

A glow lamp unit for installation devices is also the subject of the German patent DE 23 60 531 ,

The layout DE 21 60 139 discloses a glow lamp element and a method for its manufacture.

Illuminated switch designs with a lamp-receiving lighting element describes the German disclosure DE 19 21 571 ; The glow lamp with resistor is used as light source.

Also a glow lamp with series resistor keeps the glow lamp unit for an electrical installation device in the German utility model DE G 77 21 104 in front.

The various presented glow lamp units, glow lamp elements, light trailers, light signal inserts, etc. of the electrical installation in building technology can only be used by additional mechanical and protection-related measures for the intended use. Furthermore, it can be assumed here of a voltage range of the two-phase three-phase network; the presented solutions of the installation technology reached the disadvantage that the optical status display only unzurei especially on both the primary and the secondary side of the container socket. All published publications are only partially or not at all suitable for specific use as a light module for optical status indicators in maritime switching devices.

Of the The invention is therefore based on the object, a device according to the preamble of claim 1 - a light module for optical status indicators for maritime switching devices - independent, to create as universal a use as possible, to improve the above disadvantages, the variety of possible Reduce designs and therefore the manufacture and to simplify the storage.

These The object is achieved by the characterizing Characteristics of claim 1 solved. The input side electrical States of the container socket and the output - after the circuit breaker - are shown and the switching position of the circuit breaker.

Of the presented invention compared to the above presented Applications to the advantage that the operator before the Initiation of a switching action given the opportunity becomes, before and during his own actions after initiation of the switching action. The electrical status indicators is designed to be of the competent Ship personnel can be learned and operated.

One Another advantage of the inventive novelty is given by that the operator after putting the container socket a slight overview of the overall system reserves, which is of particular importance insofar as in the electrically powered containers to be monitored is about transports with sensitive cargo. The electric-optical State representation has compared to the mechanical Advantage that it is perceptible even in poor visibility or darkness is.

The Application of the invention has general character and is suitable for all power and / or protection switched electrical systems. The manufacturability of the container socket with electrical status indication with industry-standard technologies, Equipment and facilities, facilities and tools is given.

Independently from the characteristic requirements of components electrical Marine equipment such as temperature stability - too for interchangeable inserts - use self-extinguishing Materials - beyond flammability - vibration resistant Materials and connection technology - are the three-phase networks coming from the generator 3-phase plus protective conductor laid; the neutral ladder is not wired. The nets are completely monitored; metrological Devices must not exceed a residual current of <30 mA.

preferred Embodiments of the subject invention are in explained in more detail below.

A Embodiment of the invention provides that the optical Status displays both externally supplied as well as energy self-constructed are; the amount of energy needed for the ads are very low. At higher energy requirements come a three-phase transformer or three single-phase transformers, possibly with artificial ones Star point formation used.

• – Niedrigstrom-Light-emitting Diode (LED)
• – Flüssigkristall-Segment-Anzeige (LCD)
• – elektrolumineszenzbasierende Folienanzeigen (EL)
• – Glimmlampe mit Vorwiderstand
• – Glühlampe
• – Polymer-Flüssigkristallanzeige (Polymer LCD)
• – Flüssigkristallanzeige mit Gedächtnis (LCD)
• – selbstleuchtende, fluoreszierende Ferranti-Anzeige
• – Vakuumfluoreszenz-Röhrenprinzip.

In the course of the further embodiment of the invention come as a light source into consideration

• - Low power light emitting diode (LED)
• - Liquid crystal segment display (LCD)
• - electroluminescence-based film displays (EL)
• - Glow lamp with resistor
• - light bulb
• - Polymer Liquid Crystal Display (Polymer LCD)
• - Liquid crystal display with memory (LCD)
• - self-luminous, fluorescent Ferranti display
• - Vacuum fluorescence tube principle.

Of the Expansion of the optical display with logic operations and possibly acoustic or other signalers - depending on Condition and error situation - is planned.

There the circuit breaker via a status contact - normally closed contact and / or closer - has, is sufficient a high-impedance query and display for the optical representation of Circuit breaker state.

preferred Embodiments of the subject invention are in shown in the drawings and will be closer in the following described. Show it

1 Light module with optical display, perspective, from the front

2 Light module with electronics block, perspective, from below

3 Light module, perspective, cut open at the front

4 Light module with optical display, perspective, from behind

5 Plug receptacle with light module, perspective, from the front.

Same and equivalent components of the embodiments are each provided with the same reference numerals in the figures.

The Description of the device according to the invention will continue based on the explanation of the pictures.

1 shows the light module 1 consisting of a housing body 12 , a housing adapter 13 and an electronics block 14 ; Housing body and housing adapter form the housing 11 , The housing body picks up the electronics block; The housing adapter forms the mechanical interface between the housing body and connector receptacle 21 and distributor housing 3 ,

The housing body accommodating the electronics block is formed from the front wall 121 , the side wall 122 and the back wall 123 , In the interior of the housing latching hooks are at opposite locations of the side wall 124 provided that receive the electronics block. At least one housing opening 126 is for recording optical status indications 143 intended. The mechanical cal shaping of the housing body is not subject to any constraints imposed by the electronics. To the housing adapter towards the housing body has a recessed in the rear wall passage 125 for the electrical connection line 145 ,

The rear wall of the housing body goes over into the front wall 131 of the housing adapter. The housing adapter also has a side wall 132 whose shape is characterized by the adaptation with plug receptacle and distributor housing. The housing adapter has hollow cylindrical mounting devices 133 . 134 for mechanical fastening and furthermore a bushing 135 for the electrical connection 145 , Mounting devices and implementation form on its rear side with the side wall a support 136 , which is adapted to the shape of the mounting location of the light module.

2 shows the light module 1 with electronics block 14 in perspective, looking from below and unforgotten. From the perspective, the images are clear 124 for the electronics block, here in the form of the rear-mounted printed circuit board 141 is shown. For the encapsulation of the electronics block in the housing body, the circuit board between the front, side and rear wall is to be sealed. This can be done by way of example by two-component molded sealing lips. Also, depending on the material constituents / compositions, the boundary of the printed circuit board with an adhesive or silicone seam is to be permanently elasticized before the casting.

3 shows the light module 1 in perspective, whereby - for inspection of the unspoiled interior - the front wall 121 of the housing body 12 Front was removed by cutting. The location and structure of the electronic block is clear 14 to make out inside, whereby position and structure are shown by way of example. The through the locking hooks 124 clamped circuit board 141 is equipped on the top with electrical components 142 , which make the functionality of the light module by their interconnection. Furthermore, the location of the optical status indicator 143 in the opening provided for it 126 in the sidewall 122 shown; the bulb is wired to the assembled printed circuit board 144 and is driven by this. Measuring and connecting cables 145 put the electrical connection from the assembled PCB over the feedthroughs 125 . 135 in the outer space or in the distributor housing 3 ago.

The populated printed circuit board, at least one status display with wiring and connection lines form the electronics block 14 , In the case of equipped with electronic block and potted housing body, the light source is sealingly joined in the housing opening; the casting is done by way of example on the bushings 125 . 135 , Via an externally accessible programming interface 146 becomes a programmable logic controller with measured value processing 147 parameterized. This programming and parameterization turns the light module into a universally applicable measuring, testing and evaluation module. Depending on the requirement, the connecting cables 145 interconnected with the measuring / test object, the logic controller programmed, the parameters set and the evaluation started. A memory module implemented in the logic controller allows the measurement / data storage, so that compressed stored measured values can also be read out and further processed.

4 shows the rear view of the light module 1 with optical display 143 in perspective. The construction of housing body is clear 12 and housing adapter 13 identify. The mechanical interfaces to the distributor housing 3 are geometrically free to adapt and are not subject to any conditions except the implementation of the connecting cables 145 , The housing adapter essentially has the mounting devices 133 . 134 as well as the implementation 135 , whose bearing surface 136 the shape of the distributor housing corresponds. The front wall 131 separates the housing adapter from the housing body and thus forms the back wall of the rear wall 123 of the housing body. At least one status display 143 is in the sidewall 122 in the opening 126 admitted. Like the sidewall 122 can also be the sidewall 132 the adapter on the one hand to the housing adapter and on the other hand, the volume of the electronics block 14 be adjusted.

5 shows an example of the assembly of plug receptacle 21 with light module 1 in perspective, from the front. The power outlet 2 is incomplete here essentially represented by the connector receptacle, mounted in the form of a surface-mounted housing in the side wall 31 of the distributor housing 3 , A cylindrical flange 211 with at least one recess 214 Forms lateral guidance and mechanical coding for the plug. The hollow cylindrical socket housing 212 the flange-facing side is opposite to one with mounting devices 213 provided mounting flange 215 over which the connection to the housing wall 31 of the distributor housing 3 forms.

The cylindrical plug receptacle housing 212 and the mounting flange 215 adjusted, the light module is 1 by means of the mounting devices 133 . 134 on the housing wall 31 fixed; for the connection line 145 Make a hole in the housing wall. Since the light module is potted, the housing bore only has to pass through the wall in the case of higher degrees of protection 31 be sealed.

ever After assignment of the connection lines in the distributor housing - tap of measurement / test data - the programming of the logic controller, the parameterization of the measuring, testing and evaluation blocks, the internal storage of measured data or Meßdatenkondensat and the query and display the Result data works the module light module self-sufficient.

One Another advantage of the innovative novelty lies in the self-sufficient energy Self-supply of the module; depending on the equipment of the light module Regarding the switching unit, evaluation and memory module is a from the leads to be generated power supply to integrate.

One further embodiment of the invention provides - in Case of a simple application with low power consumption - the Electronics block is supplied with energy self-sufficient and over a rechargeable battery or rechargeable capacitor with Additional memory - also in combination - features.

The particular advantages of the invention are that one with the plugging of the plug into the socket Connected switching action carried out, carried out electrically, detected and is monitored and moreover measured values queried, evaluated, stored and states signaled become.

advantageous Further developments of the invention are the subject of the dependent claims; the numerous possibilities and advantages of the design of the Invention are reflected in the number of property rights claims contrary.

1

light module

11

casing

12

housing body

121

front wall

122

Side wall

123

rear wall

124

admission electronic block

125

execution

126

opening

13

housing adapter

131

front wall

132

Side wall

133

Mounter Left

134

Mounter right

135

execution

136

edition

14

electronic block

141

circuit board

142

assembly

143

status display

144

wiring

145

Connection-, Measurement line

146

programming (not shown)

147

Logic switching mechanism with measured value processing and memory module (not shown)

2

socket

21

plug receptacle

211

flange

212

casing

213

mounter

214

recess

215

mounting flange

3

distributor housing

31

housing wall

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - DE 102007010193 [0001, 0010, 0018]
• - DE 102006031935 [0008]
• - DE 202006010269 U [0008]
• - DE 202007002642 U [0010]
• - DE 102007014726 [0012]
• DE 202007004953 U [0012]
• DE 202004010818 U [0014]
• - DE 102007012427 [0016]
• DE 202007004314 U [0016]
• DE 202007013421 U [0017]
• DE 202007004314 [0018]
• - DE 202006006662 U [0020]
• - DE 20301120 U [0021]
• - DE 19525843 [0022]
• - DE 3643702 [0023]
• - DE 8706234 U [0023]
• - DE 2360531 [0024]
• - DE 2160139 [0025]
• - DE 1921571 A [0026]
• - DE 7721104 U [0027]

Claims (9)

Lighting module for optical status displays in maritime switching devices - especially concerning the area of energy supply of ship containers via switchable container sockets - according to the main patent "Electric Status Display in Maritime Switching Devices", patent application DE 10 2007 010 193 - characterized in that the lighting module ( 1 ) from a tight, with mounting devices ( 133 . 134 ) provided contiguous two-chamber housing ( 11 ) made of housing adapter ( 13 ) and housing body ( 12 ), which has at least one opening ( 126 ) has at least one optical display ( 143 ), inside the housing via a programmable logic controller with measured value processing and memory module ( 147 ) in an electronics block ( 14 ) - which is also the optical status display ( 143 ) over the wiring ( 144 ) - with externally accessible programming interface ( 146 ) and outgoing electrical connection or measuring lines ( 145 ) owns. Lighting module for optical status indicators according to claim 1, characterized in that the electrical supply of the electronics block ( 14 ) via the connection or measuring lines ( 145 ) and the electronics block has an energy storage device. Light module for optical status indicators according to at least one of claims 1 and 2, characterized in that the electronics block ( 14 ) is energy self-sufficient and has a rechargeable accumulator and / or rechargeable capacitor with additional memory - even in combination - has. Light module for optical status indicators according to at least one of claims 1 to 3, characterized in that the electronics block ( 14 ) with at least one status display ( 143 ) in the housing body ( 12 ) by means of recordings ( 124 ) is mechanically held and sealed. Light module for optical status indicators according to at least one of claims 1 to 4, characterized in that the electronics block ( 14 ) with at least one status display ( 143 ) in the housing body ( 12 ) is not subject to installation instructions. Illuminating module for optical status indicators according to at least one of claims 1 to 5, characterized in that the optical status indicator ( 143 ) by various lamps, such as LED, LCD, EL module, glow, incandescent or cold light lamp is realized. Light module for optical status indicators according to at least one of claims 1 to 6, characterized in that the outer shape of the light module housing ( 11 ) - in particular the housing adapter ( 13 ) - the shape of the mounting location, such as connector receptacle housing ( 212 ) with mounting flange ( 215 ) is adjusted. Illuminating module for optical status indicators according to at least one of claims 1 to 7, characterized in that the lighting module ( 1 ) and the plug receptacle ( 21 ) and / or the housing wall ( 31 ) have an electrical connector whose contacts with the electronics block ( 14 ) via the connecting lines ( 145 ) are connected. Light module for optical status indicators according to at least one of claims 1 to 8, characterized in that the electrical connection technology - line network ( 145 ) or connector technology - through the housing wall ( 31 ) of the degree of protection is carried out accordingly.