JP2005273196A - Replacement-component discrimination apparatus for construction machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a replacement-component discrimination apparatus for a construction machine, which can easily discriminate between a genuine component and an imitation component, in terms of a replacement component for use in the construction machine, and which issues a warning or a command to stop the operation of the construction machine, when the imitation component is identified. <P>SOLUTION: This replacement-component discrimination apparatus comprises: IC chips 4 and 9 in which necessary information is stored and which are embedded in filters 3 and 8 as the genuine components; sensors 5 and 10 which are mounted on instruments 2 and 7 with the built-in filters 3 and 8, and which outputs a detection signal indicating that the filters 3 and 8 as the genuine components are built in as the replacement components, when the necessary information stored in the IC chips 4 and 9 is detected, and which output an abnormality detection signal when the imitation component is built as the replacement component; and a controller 11 which issues the command to stop the operation of the construction machine in accordance with the abnormality detection signal and/or issues a warning through a monitor 12 etc. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an identification apparatus for identifying genuine and counterfeit parts of exchangeable replacement parts used in construction machines such as hydraulic excavators.

  2. Description of the Related Art Conventionally, construction machinery such as a hydraulic excavator has used a lot of spare parts (replacement parts) such as an engine oil element, a return filter, a pilot filter, and an air conditioner filter that need to be replaced with the use time. It is preferable to use a genuine product that has been compensated for by the manufacturer of the construction machine when the replacement device needs to be replaced with a new one.

  However, for example, counterfeit products are often used as supplementary products for these filters, for example, and the filter effect cannot be exhibited due to the poor structure of the counterfeit products, which often leads to equipment failures. In addition, when counterfeits are used, it is difficult to identify the cause of equipment failure. In order to prevent counterfeits, it has been considered to complicate the structure of the filter. However, since the structure becomes more complicated, the cost increases and the price increases. Moreover, even if the structure was changed, counterfeit goods were immediately available, and the deterrent effect could not be expected much.

In addition, the literature regarding the prior art in the construction machine mentioned above is not found so far. Further, there is the following Patent Document 1 regarding a genuine replacement part identification device in a copying machine or the like.
JP-A-10-69139

  A first problem of the present invention is that it is possible to easily identify a genuine product or a counterfeit product for a replacement part used in a construction machine. It is an object of the present invention to provide a construction machine replacement part identification device capable of issuing a warning to an operator through the use of the apparatus and exhibiting the effect of protecting equipment and suppressing counterfeits.

  In addition to the first problem of the present invention, a second problem of the present invention is a construction machine that can grasp the time when a counterfeit product is incorporated and can easily identify the cause of the failure of the construction machine. It is to provide a replacement part identification device.

  Further, the third problem of the present invention is that, in addition to the first problem or the second problem of the present invention, when a genuine product is incorporated, the operator can be notified of the next replacement time, and It is an object of the present invention to provide a construction machine replacement part identification device capable of grasping the presence / absence, timing, and number of times of replacement.

  According to a first aspect of the present invention, there is provided an identification apparatus for identifying genuine or counterfeit parts such as replaceable replacement parts used in construction machine equipment in order to achieve the first object of the present invention. Is stored in the IC chip attached to the genuine product and the device in which the replacement part is incorporated, and when the necessary information stored in the IC chip is detected, the genuine product is incorporated as the replacement part. A sensor that outputs a detection signal and outputs an abnormality detection signal when the counterfeit product is incorporated as the replacement part, and stops and / or monitors the operation of the construction machine based on the abnormality detection signal from the sensor. It is equipped with a controller that issues an alarm through the like.

  In order to achieve the second object of the present invention, a second invention provides the controller in addition to the first invention, wherein the controller uses the counterfeit product as a replacement part based on a signal from the sensor. When it is determined that it has been incorporated, the time of incorporation is stored.

  According to a third aspect of the present invention, in order to achieve the third object of the present invention, in addition to the first or second aspect of the invention, the controller uses the genuine product as the replacement part based on a signal from the sensor. When it is determined that the product has been incorporated into the product, the time of incorporation is stored, the next replacement time is calculated, the next replacement time is displayed on the monitor, etc. The number of exchanges is stored and displayed on a monitor or the like.

  According to the first aspect, by combining the IC chip and the sensor, it is possible to easily identify the genuine part or the counterfeit part for the replacement part incorporated in the equipment of the construction machine. Can be issued to the operator through a construction machine operation stop command and / or a monitor, etc., so that the protection of equipment and the effect of inhibiting counterfeit products can be exhibited. Furthermore, since the identification device is composed of a combination of an IC chip and a sensor, it is not necessary to complicate the structure of the replacement part as a countermeasure against counterfeit products, the structure of the replacement part can be simplified, and the manufacturing cost of the replacement part Can reduce the sales price.

  According to the second invention, in addition to the effects of the first invention, when the controller detects that a counterfeit product is incorporated as the replacement part, the controller stores the incorporated time. Therefore, when a failure occurs in the construction machine, it is possible to easily identify the cause of the failure of the construction machine by grasping the time when the counterfeit product is incorporated.

  According to the third aspect of the invention, in addition to the effects of the first or second aspect of the invention, when the sensor detects that a genuine product is incorporated as a replacement part in the controller, the incorporation time is stored. As a result, the operator can be notified of the next replacement time for replacement parts. Furthermore, since the presence / absence of replacement of genuine products, the replacement time, and the number of replacements are stored, the construction machine can always be operated in the best state based on these information.

  Hereinafter, an embodiment of a replacement part identification device for a construction machine according to the present invention will be described based on the block diagram of FIG. Construction machine replacement parts identification device that identifies genuine and counterfeit parts of construction machine replacement parts such as engine oil filter 3 and return filter 8 (supplementary parts) is a genuine replacement part that is compensated by the manufacturer of the construction machine. Embedded IC chips 4 and 9 storing necessary information, sensors 5 and 10 capable of detecting necessary information stored in the IC chips 4 and 9, and a controller 11 connected to the sensors 5 and 10; And a monitor 12 connected to the controller.

  In FIG. 1, reference numeral 1 is an engine of a construction machine, and reference numeral 2 is an engine oil filter case 2. The engine oil filter case 2 incorporates a genuine engine oil filter 3 that is compensated by the manufacturer of the construction machine. An IC chip 4 storing necessary information is embedded in a genuine engine oil filter 3. A sensor 5 capable of detecting necessary information stored in the IC chip 4 is attached to the engine oil filter case 2 side. When the genuine engine oil filter 3 is assembled in the engine oil filter case 2, the sensor 5 is appropriately positioned at a position where necessary information stored in the IC chip 4 embedded in the genuine engine oil filter 3 can be detected. Has been placed. The sensor 5 is connected to the controller 11 via a signal line 13 and outputs a signal detected by the sensor 5 to the controller 11.

  When the genuine engine oil filter 3 reaches the end of its life, a new engine oil filter is incorporated into the engine oil filter case 2. When the genuine engine oil filter 3 is newly incorporated, the sensor 5 detects necessary information stored in the IC chip 4 incorporated in the genuine engine oil filter 3 and When a signal indicating that the engine oil filter 3 has been replaced is output and a non-genuine engine oil filter (hereinafter referred to as “imitation engine oil filter”) is incorporated, the sensor 5 is stored in the IC chip 4. In this case, an abnormality detection signal is output because the necessary information as described above is not detected.

  Reference numeral 6 denotes a hydraulic oil tank to which hydraulic oil from hydraulic equipment (hereinafter simply referred to as “hydraulic equipment”) of the construction machine is returned. The hydraulic oil returned from the hydraulic equipment is contained in the hydraulic oil tank 6. A return chamber 7 is provided. In the return chamber 7, a genuine return filter 8 for filtering the hydraulic oil received in the return chamber 7 is incorporated. An IC chip 9 storing necessary information different from the engine oil filter 3 is embedded in the genuine return filter 8. Reference numeral 10 denotes a sensor provided on the return chamber 7 side. When a genuine return filter 8 is assembled in the return chamber 7, it is stored in the IC chip 9 embedded in the genuine return filter 8. It is arranged at a position where necessary information can be detected. The sensor 10 is connected to the controller 11 via a signal line 14 and outputs a signal detected by the sensor 10 to the controller 11.

  Similarly to the sensor 5, when a new return filter 8 that is a replacement part is incorporated in the return chamber 7, the sensor 10 has a new return filter 8 that is a genuine product when a genuine return filter 8 is installed. When a replacement signal is output and a return filter other than a genuine product (hereinafter referred to as a “counterfeit product return filter”) is incorporated, an abnormality detection signal is output.

  An engine operation stop means (not shown) provided on the engine 1 side is connected to the controller 11 to which the sensors 5 and 10 are connected via a signal line 15, and a monitor 12 and the like are connected via a signal line 16. It is connected. The engine operation stop means, the monitor 12 and the like are controlled by an output signal from the controller 11.

  When an abnormality detection signal is output from the sensor 5, the controller 11 determines that a counterfeit engine oil filter has been incorporated, and stores the incorporation time. At the same time, the controller 11 issues an operation stop command for the construction machine for stopping the engine 1 to the engine operation stop means based on the abnormality detection signal from the sensor 5, or imitates the operator through the monitor 12 or the like. A warning that the engine oil filter is installed is issued. The construction machine operation stop command and the warning may be issued simultaneously. Further, the time when the counterfeit engine oil filter stored in the controller 11 is incorporated can be appropriately displayed on the monitor 12 or the like.

  Similarly, when the abnormality detection signal is output from the sensor 10, the controller 11 determines that the counterfeit product return filter has been incorporated, stores the incorporated timing, and also detects the abnormality detection signal from the sensor 10. Based on the above, a warning that a counterfeit product return filter has been incorporated is issued to the operator through a construction machine operation stop command or the monitor 12 or the like. The construction machine operation stop command and the warning may be issued simultaneously. Further, the time when the counterfeit product return filter stored in the controller 11 is incorporated can be displayed on the monitor 12 or the like as appropriate.

  In addition, when a signal indicating that the new engine oil filter 3 that is a genuine product has been replaced is output from the sensor 5, the controller 11 stores the time when the genuine product was incorporated, and this incorporated The next replacement time of the engine oil filter is calculated based on the time, and the operator is notified that the replacement time of the engine oil filter has come through the monitor 12 or the like at the next replacement. At the same time, the controller 11 stores the presence / absence of replacement of a genuine engine oil filter and the number of replacements of the genuine product. Further, the presence / absence of replacement of genuine parts of the engine oil filter, the replacement time, and the number of replacements can be appropriately displayed on the monitor 12 or the like.

  Similarly, when a signal indicating that a new return filter 8 that is a genuine product has been replaced is output from the sensor 10, the controller 11 stores the time when the genuine product was incorporated, and the next replacement time. The operator calculates and notifies the operator that it is time to replace the return filter through the monitor 12 or the like at the next replacement. At the same time, the controller 11 stores the presence / absence of replacement of the genuine return filter and the number of replacements. Further, the presence / absence of replacement of genuine products of these return filters, the replacement timing, and the number of replacements can be appropriately displayed on the monitor 12 or the like.

  According to the construction machine replacement part identification apparatus configured as described above, necessary information is stored in the genuine engine oil filter 3 and the return filter 8 (hereinafter referred to as “genuine replacement parts 3, 8, etc.”). IC chips 4 and 9 (hereinafter referred to as “IC chips 4 and 9”) are directly embedded, and the necessary information is attached to the engine oil filter case 2 and the return chamber 7 (hereinafter referred to as “equipment 2 and 7 etc.”). Since it is read by the sensors 5 and 10 (hereinafter referred to as “sensors 5 and 10”), a new engine oil filter and return filter (hereinafter referred to as “new replacement parts and the like”) incorporated in the devices 2 and 7 etc. The sensor 5 or 10 can easily distinguish whether the product is a genuine product or a counterfeit product. When the sensors 5 and 10 detect that a new replacement part or the like incorporated in the devices 2 and 7 is a counterfeit product, the controller 11 sends a construction machine operation stop command or the monitor 12 or the like. Since the warning is issued to the operator, it is possible to exert the effect of protecting the equipment and suppressing the counterfeit product. Furthermore, since the identification device is configured by a combination of the IC chips 4 and 9 embedded in genuine replacement parts and the sensors 5 and 10 attached to the devices 2 and 7, etc., genuine replacement parts are used as countermeasures against counterfeits. There is no need to complicate the structure of 3, 8 etc., the structure of genuine replacement parts, etc. can be simplified, the manufacturing cost of genuine replacement parts 3, 8 etc. can be reduced, and the selling price can be reduced.

  In addition, when the sensor detects that a counterfeit product has been incorporated as a new replacement part, the controller 11 stores the time when the counterfeit product is incorporated, and can be displayed on the monitor 12 or the like as appropriate. When this occurs, the time when the counterfeit product is incorporated can be grasped, and the cause of the failure of the construction machine can be easily identified.

  Further, when the sensor detects that genuine replacement parts 3, 8, etc. are incorporated as replacement parts, the incorporation time is stored in the controller 11, and the next replacement time of the replacement parts is calculated by the controller 11. In addition, since the operator is notified of the replacement time through the monitor 12 or the like, maintenance of replacement parts and the like can be easily performed. Further, since the controller 11 stores the presence / absence of replacement of genuine products, the replacement time, and the number of replacements, and can display them appropriately on the monitor 12 or the like, the construction machine can always be operated in the best state.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made, and any of them is included in the present invention.

  For example, in the embodiment of the present invention, the engine oil filter and the return filter have been described as replacement parts. However, the present invention is not limited to a spare part that needs to be replaced periodically, such as a pilot filter or an air conditioner filter. Can be applied to all.

1 is a schematic block diagram of a construction machine replacement part identification apparatus according to the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Engine of construction machine 2 Engine oil filter case 3 Engine oil filter 4 IC chip 5 Sensor 6 Hydraulic oil tank 7 Return chamber 8 Return filter 9 IC chip 10 Sensor 11 Controller 12 Monitor

Claims (3)

An identification device for identifying genuine and counterfeit parts such as replaceable replacement parts used in construction machine equipment, storing necessary information, an IC chip attached to the genuine parts, and the replacement parts Etc., and when the necessary information stored in the IC chip is detected, a detection signal indicating that the genuine product is incorporated as the replacement part is output, and the counterfeit product is incorporated as the replacement part. A construction machine comprising: a sensor that outputs an abnormality detection signal when it is detected; and a controller that issues an alarm through a monitor or the like to stop the operation of the construction machine based on the abnormality detection signal from the sensor. Replacement part identification device. The replacement of the construction machine according to claim 1, wherein when the controller determines that the counterfeit product is incorporated in equipment as the replacement part based on a signal from the sensor, the construction machine is stored. Part identification device. When the controller determines that the genuine product has been incorporated into the equipment as the replacement part based on the signal from the sensor, the controller stores the incorporated time, calculates the next replacement time, and determines the next replacement time. The replacement part identification device for a construction machine according to claim 1 or 2, wherein the replacement part identification apparatus according to claim 1 or 2 is displayed on the monitor or the like, and stores whether or not the genuine product has been replaced and the number of replacements.

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