EP2488307B1 - Appareil de nettoyage a haute pression - Google Patents

Appareil de nettoyage a haute pression Download PDF

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Publication number
EP2488307B1
EP2488307B1 EP10742129.9A EP10742129A EP2488307B1 EP 2488307 B1 EP2488307 B1 EP 2488307B1 EP 10742129 A EP10742129 A EP 10742129A EP 2488307 B1 EP2488307 B1 EP 2488307B1
Authority
EP
European Patent Office
Prior art keywords
pressure cleaning
channel
cleaning appliance
flow channel
section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP10742129.9A
Other languages
German (de)
English (en)
Other versions
EP2488307B8 (fr
EP2488307A1 (fr
Inventor
Michael Böhm
Peter Pfaff
Werner Schwab
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alfred Kaercher SE and Co KG
Original Assignee
Alfred Kaercher SE and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
Publication of EP2488307A1 publication Critical patent/EP2488307A1/fr
Publication of EP2488307B1 publication Critical patent/EP2488307B1/fr
Application granted granted Critical
Publication of EP2488307B8 publication Critical patent/EP2488307B8/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/007—Heating the liquid

Definitions

  • the invention relates to a high-pressure cleaning device, comprising a heatable heat exchanger for heating a deliverable from the high-pressure cleaning fluid, a fan connected thereto flow channel to supply the heat exchanger combustion air, and an actuator for adjusting the amount of heat to be supplied to the combustion air with a positionable in the flow channel and relative to this movable channel constriction section for changing the free cross-sectional area of the flow channel.
  • the actuator each comprises a throttle valve with a relative to the flow channel rotatable channel narrowing section.
  • the actuator each comprises a throttle valve with a relative to the flow channel rotatable channel narrowing section.
  • the amount of combustion air supplied to the heat exchanger is to be understood as per unit of time and thus refers to the volume flow of combustion air.
  • the EP 1 491 129 A1 describes a high-pressure cleaning device with a heatable heat exchanger and a blower to supply the heat exchanger combustion air. From the fan is combustion air over a Air suction sucked. The amount of combustion air that can be supplied to the heat exchanger can be adjusted at the blower via a slide.
  • the gas burner arrangement comprises a blower for conveying combustion air, to which a combustion pipe is flanged, in which combustible gas such as natural gas can be admixed with the combustion air, the mixture burning on the output side of the combustion pipe.
  • a blower for conveying combustion air, to which a combustion pipe is flanged, in which combustible gas such as natural gas can be admixed with the combustion air, the mixture burning on the output side of the combustion pipe.
  • an actuator is arranged with a rotatable plate with which a suction opening of the fan can be completely or partially closed.
  • a displaceable plate can be used.
  • Object of the present invention is to develop a generic high-pressure cleaner so that the heat exchanger can be fed to the amount of combustion air can be better adjusted.
  • a high-pressure cleaning device of the type mentioned above, that the channel constriction section is designed to be displaceable relative to the flow channel and that the high-pressure cleaning device comprises a locking device arranged outside the flow channel for releasably locking the channel constriction section relative to the flow channel.
  • a change in the free cross-sectional area of the flow channel can take place, which depends linearly on the displacement path of the channel constriction section relative to the flow channel.
  • This is known from the prior art High-pressure cleaning devices with a relative to the flow channel rotatable Kanalverengungsabites not possible.
  • the change in the free cross-sectional area is a function of the change in the angle between the channel constriction section and the flow channel. In particular, the change in the free cross-sectional area does not depend linearly on the change in the angle.
  • the displaceable design of the channel constriction section relative to the flow channel allows a structural simplification of the actuator.
  • the actuator as a whole is designed to be displaceable relative to the flow channel.
  • the high-pressure cleaning device comprises a locking device for releasably locking the channel narrowing section relative to the flow channel. If the channel narrowing section is locked relative to the flow channel, it can be ensured in this way that its free cross-sectional area does not change. The amount of combustion air that can be supplied to the heat exchanger then likewise no longer changes. In this way, a constant operation of the high-pressure cleaning device can be ensured.
  • the locking device is arranged outside the flow channel, because this facilitates a user's handling.
  • the channel narrowing section can be locked relative to the flow channel without the flow channel is open for this purpose.
  • the channel narrowing section is displaceable transversely to the flow direction of the combustion air in the flow channel, because this makes it possible to reduce the installation space required for installation of the actuator and in particular of the channel narrowing section. Especially in the case of a channel narrowing section which can be displaced perpendicularly to the flow direction of the combustion air, the installation space can be minimized.
  • the duct constriction section and in particular even more advantageously the actuator is infinitely displaceable relative to the flow duct, because in this way the free cross-sectional area of the flow duct can be changed continuously.
  • the channel narrowing section can be positioned without play in the flow channel in at least one direction oriented transversely and in particular perpendicular to the direction of displacement. In this way, the direction of displacement of the channel narrowing section can be clearly defined.
  • a guide for the channel constriction section can be formed, which, for example, abuts against the inside of a wall of the flow channel during the displacement.
  • the high-pressure cleaning device has at least one stop element for limiting the displacement path of the channel narrowing section, so that it can assume at least one and preferably two definable end positions relative to the flow channel.
  • an end position can be provided, for example, that the free cross-sectional area the flow channel is minimized, but this is not completely closed by the channel constriction section so as not to completely block the supply of combustion air to the heat exchanger. It can also be provided that the channel narrowing section does not completely release the total cross-sectional area of the flow channel in an end position.
  • the channel narrowing section can be guided relative to the flow channel.
  • the high-pressure cleaning device has a guide device for guiding the channel narrowing section relative to the flow channel. A user can thereby move the channel narrowing section in a simple manner relative to the flow channel, without having to pay attention to the displacement direction.
  • the guide device has at least one contact element, to which the actuator can be applied with a guide section coupled to the channel narrowing section during displacement.
  • the at least one contact element is, for example, a rib or strip having a longitudinal extension in the direction of displacement, against which the guide section slidably rests when it is displaced.
  • the at least one contact element can be such that the guide section can be supported thereon in two directions oriented transversely and in particular perpendicular to the direction of displacement.
  • the channel narrowing section comprises and / or forms the guide section.
  • the guide device preferably has a slot extending along the direction of displacement of the channel narrowing section and a guide element engaging in this channel. This way you can have a form structurally simple leadership, in which the guide element, such as a guide pin, can engage in the slot transverse to the direction of displacement without play.
  • the guide section comprises the slot.
  • the guide device is at least partially connected in one piece with the flow channel.
  • the above-mentioned at least one contact element is integrally connected to the flow channel and, for example, together with this made of a one-piece plastic molded part.
  • the locking device is designed as a clamping device. It has been found that this allows a simple construction and a compact design of the locking device can be achieved.
  • the locking device may be formed as a latching device.
  • the locking device preferably comprises a slot extending along the displacement direction of the channel narrowing section and a first fixing element engaging through the slot and a second fixing element cooperating with the first fixing element for fixing the slot relative to the first and second fixing elements.
  • the slot which may be the aforementioned elongated hole of the guide means, can cooperate with and relative to two Fixing elements are fixed.
  • the fixing elements are, for example, a screw element and a corresponding nut element. This also allows the formation of the locking device as a clamping device.
  • the actuator has a fixing section which comprises the slot and is coupled to the channel narrowing section.
  • the fixing portion may be the above-mentioned guide portion of the guide means.
  • the channel narrowing section comprises and / or forms the guide section.
  • the locking device is at least partially connected in one piece with the flow channel, for example in the form of a one-piece plastic molded part. This results in a simple construction of the locking device.
  • the high-pressure cleaning device comprises an adjusting device for displacing the channel narrowing section.
  • the channel constriction portion and in particular preferably the actuator can be moved in a user-friendly manner relative to the flow channel.
  • the adjusting device comprises a control section coupled to the channel narrowing section and having at least one actuating element which has a contact surface oriented transversely to the displacement direction of the channel narrowing section.
  • a user can act on the contact surface of the at least one actuating element with an oriented in the direction of displacement force to move the channel narrowing portion.
  • the at least one actuating element may comprise a contact surface for displacing the channel constriction section in a first and a further abutment surface for displacing the channel constriction section in the second direction opposite thereto.
  • the adjusting section can be the above-mentioned guide section and / or the aforementioned fixing section.
  • the channel narrowing section comprises the actuating section and / or forms it.
  • the positioning portion has a plurality of adjusting elements, which are spaced apart along the direction of displacement of the channel narrowing portion.
  • the plurality of adjusting elements is in particular formed identically and / or evenly spaced from each other.
  • the plurality of actuating elements forms a linear drive together with an adjusting tool that can be assigned to the adjusting element.
  • the adjusting elements form a serrated or wavy profile by juxtaposing their contact surfaces, on which the adjusting tool can roll with a contact surface designed to correspond thereto. In this way, the adjusting section and, together with this, the channel narrowing section is displaced relative to the flow channel.
  • the adjusting device of the adjusting section comprises a slot, at one of whose edges, the plurality of adjusting elements is arranged.
  • the elongated hole can be the slot of the guide device already mentioned above and / or the oblong hole of the locking device already mentioned above.
  • the adjusting elements can be formed for example as projections, such as teeth or the like, at one edge of the elongated hole.
  • the high-pressure cleaning device comprises a display device for displaying the position of the channel narrowing section relative to the flow channel. This makes it easy for a user to see which position the channel narrowing section occupies relative to the flow channel, so that the size of its free cross-sectional area can be determined in a simple manner.
  • the actuator is at least partially plate-shaped, so that it receives a simple structural design.
  • it has a small footprint and is inexpensive to produce.
  • the channel constriction section is favorably plate-shaped, for example in the form of a plate which can be displaced relative to the flow channel and engages in it.
  • the plate may abut slidably on the inner sides of walls of the flow channel during displacement, so that the channel narrowing section is arranged transversely to the displacement direction without play in the flow channel and is guided relative thereto.
  • the actuator comprises a plate-shaped guide portion for guiding the channel constriction portion and / or a plate-shaped fixing portion for releasably locking the channel constriction portion and / or a plate-shaped adjusting portion for displacing the channel constriction portion.
  • the actuator as a whole is plate-shaped.
  • the actuator is preferably formed in one piece and / or advantageously made of metal, as this can in each case achieve a simple structural design and cost-effective production of the actuator.
  • a different embodiment of the high-pressure cleaning device according to the invention has an actuator made of plastic.
  • the channel constriction section reaches through an opening formed in a wall of the flow channel. This gives the possibility that the channel constriction section intervene in the flow channel can, so that when moving the channel constriction portion relative to the flow channel whose free cross-sectional area can be changed.
  • the aperture is conveniently formed slit-shaped, wherein the channel narrowing portion is advantageously formed plate-shaped.
  • FIG. 1 A preferred embodiment of a high-pressure cleaning device according to the invention is in FIG. 1 shown in perspective and there occupied by the reference numeral 10. It has a front side 12, a rear side 13, a left side 14, a right side 15, an upper side 16 and a lower side 17.
  • the high-pressure cleaning device 10 comprises a lower part 18 with a chassis 20, on which close to the rear side 13 two rotatable about a common axis of rotation 22 wheels are held, of which only one impeller 24 is shown in the drawing. With the impeller 24 and the impeller, not shown, and a plurality of support elements formed on the underside 17 of the chassis 20, of which only one support leg 25 is shown, the high-pressure cleaning device 10 can stand on a footprint 26.
  • the high-pressure cleaning device 10 has a housing 28.
  • This comprises a housing wall 30 in the region of the rear side 13 and the rear side 13 facing portions of the left side 14 and the right side 15 and a hood 32 in the front 12 and the front side 12 facing portions of the left side 14 and the right side 15.
  • the hood 32 covers a in FIG. 2 as an exposed interior 33 of the high-pressure cleaning device 10th
  • a plate-shaped support member 34 is supported above the lower part 18 on the chassis 20 from.
  • the support member 34 forms a footprint for an upright heatable heat exchanger 36.
  • This cleaning liquid can be supplied to the heat exchanger 36 through a liquid line, not shown in the drawing, to be heated to increase the cleaning effect.
  • a motor-driven fan 40 is arranged on the chassis 20 near the right side 15.
  • a combustion air flow are generated for the heat exchanger 36.
  • an integrally formed flow channel 44 is connected to a nozzle-shaped connection element 42 formed by the blower 40.
  • a first channel section 46 of the flow channel 44 engages over the connecting element 42 and extends from the fan 40 in the height direction past the plate-shaped support member 34.
  • a fuel tank 48 which is arranged on the right side 15 adjacent to the heat exchanger 36, the flow channel 44 approximately at right angles and extends with a second channel portion 50 above the support member 34 in the direction of the left side 14.
  • the second channel section 50 is approximately tangential connected to a housing shell 52 of the heat exchanger 36. Combustion air may be drawn by the blower 40 through inlet openings 54 on a side wall 56 of the blower 40, near the right side 15.
  • the flow channel 44 comprises a channel wall 58 which is approximately rectangular in cross-section of the first channel portion 46.
  • the channel wall 58 has a left wall section 60 facing the left side 14, a right wall section 62 facing the right side 15, a front wall section 64 facing the front side 12 and a rear wall section 66 facing the rear side 13.
  • an opening in the form of a slot 68 is formed across the width of the first channel section 46 between the wall sections 60 and 62 ( FIG. 5 ).
  • the channel wall 58 encloses a channel interior 70.
  • an actuator 72 is arranged on the flow channel 44 slightly above an upper end of the connecting element 42 on the first channel section 46 ( FIGS. 3 to 5 ).
  • the actuator 72 is configured in the form of a one-piece, made of metal plate 74 having a first plate portion 76 and a second plate portion 78, which are interconnected by means of a web 80.
  • the plate 74 is installed horizontally. Relative to the flow channel 44, it is, as will be discussed in more detail below, displaceable along a direction of displacement represented by a double arrow 82, i. in the longitudinal direction of the high-pressure cleaning device 10, both in the direction of the front side 12 and in the direction of the rear side 13.
  • the displacement direction 82 is aligned perpendicular to a symbolized by an arrow 84 flow direction of combustion air in the flow channel 44 in the region of the first channel section 46.
  • the first plate portion 76 and the second plate portion 78 are both of rectangular shape and connected to the rear side 13 facing side of the plate 74 by the web 80 together. Incidentally, they are separated by a slot-shaped intermediate space 86. In the channel interior 70, the first plate portion 76 engage by passing through the slot 68 in the rear wall portion 66.
  • the first plate section 76 is dimensioned such that it is arranged within the first channel section 46 without play between the wall sections 60 and 62. Also in the slot 68, the first plate portion 76 is arranged without play.
  • the right wall portion 62 may surround the plate 74 by engaging the right wall portion 62 in the gap 86 and the second plate portion 78 outside the flow channel 44, adjacent to the right wall portion 62.
  • the second plate section 78 projects beyond the first plate section 76, and approximately in its center it comprises a slot 88 extending in the displacement direction 82.
  • the slot 88 has an edge 90. At which the slot 88 in the direction of the right wall portion 62 bordering portion of the edge 90 is formed in the direction of displacement 82 a plurality of uniformly spaced identical recesses 92.
  • the recesses 92 form a total of a wave profile 94.
  • the wave profile 94 can also be considered as formed by arranged on the edge 90 identical protrusions 96. They each have transverse to the direction of displacement 82 aligned contact surfaces.
  • a carrying device 100 for the second plate section 78 is integrally formed on its side facing the right side 15 in the transition region to the connecting element 42.
  • the carrying device 100 has a first strip-shaped contact element 102 formed in the longitudinal direction of the high-pressure cleaning device 10, on which the second plate section 78 rests.
  • a second strip-shaped contact element 104 of the support device 100 is located on the right side 15 facing Side of the second plate portion 78 at.
  • the second contact element 104 carries a marking 106 in the form of an arrow.
  • the first contact element 102 forms a fixing element 108 in the form of a screw dome 110 forming a nut element.
  • the screw dome 110 can be provided with a second fixing element 112 in the form of a screw 114 cooperate, which passes through the slot 88 from top to bottom clearance and with the screw dome 110 for fixing the second plate portion 78 on the support means 100 and thus the plate 74 on the flow channel 44 cooperates.
  • the screw 114 forms a guide element, in particular a guide pin for the slot 88th
  • the first contact element 102 On its side facing the front side 12, the first contact element 102 is grooved so that it has a recess 116 on its upper side facing the second plate section 78 ( FIG. 4 ).
  • the amount of combustion air supplied to the heat exchanger 36 can be adjusted by means of the plate 74 and in particular of the first plate section 76. Because the first plate portion 76 partially engages the channel interior 70 of the flow channel 44, it blocks a portion of the total, enclosed by the channel wall 58 cross-sectional area in the flow channel 44. For this reason, the combustion air passable free cross-sectional area of the flow channel 44 is smaller than the entire of the channel wall 58 bordered cross-sectional area. Therefore, the first plate portion 76 is also referred to as the channel narrowing portion 118.
  • the plate 74 and thus the channel constriction section 118 can be displaced relative to the flow channel 44 in the displacement direction 82.
  • the plate 74 is locked by means of cooperating with the screw dome 110 screw 114 on the second plate portion 78 and in particular on the slot 88.
  • the second plate portion 78 forms, together with the screw 114 and the screw dome 110, a locking device 120 of the high-pressure cleaning device 10, and the second plate portion 78 is also referred to as a fixing portion 122.
  • the screw 114 can be released relative to the screw dome 110. In this case, the user is facilitated access to the locking device 120 in that it is arranged outside the flow channel 44.
  • the plate 74 can be moved relative to the flow channel 44. For example, this may be done by a user gripping the plate 74 by hand to move it. On the other hand, for example, it is possible for a user of a user-friendly setting device 124 to move the plate 74.
  • the adjusting device 124 comprises the projections 96 which form adjusting elements 126.
  • An adjusting tool that can be assigned to the plate 74 can be applied to them, and has an engagement surface that is complementary to the wave profile 94.
  • a tool which is also suitable for releasing the screw 114 in particular a Torx screwdriver.
  • the tool can be passed from the top through the slot 88, so that its lower end engages in the recess 116.
  • its attack surface can roll on the wave profile 94.
  • the adjusting elements 126 form a linear drive for the plate 74 with the tool.
  • the plate 74 can thus be moved in the direction of the front side 12 or the rear side 13. Because the adjusting elements 126 are arranged on the second plate section 78, this is also referred to as the adjusting section 128.
  • a guide device 130 When moving the plate 74 relative to the flow channel 44, it is guided by a guide device 130.
  • the plate 74 is displaced in the direction of the front side 12, so that the free cross-sectional area of the flow channel 44 is reduced, only the heat exchanger 36, a smaller amount of combustion air is supplied. If the plate 74 is displaced in the direction of the rear side 13, the free cross-sectional area of the flow channel 44 is increased, and the amount of combustion air supplied to the heat exchanger 36 is increased.
  • the formation of the actuator 72 as a slidable plate 74 is advantageous over the actuators of conventional high-pressure cleaning equipment, because due to the displacement of the plate 74 relative to the flow channel 44, the change in the free cross-sectional area has a linear dependence on the displacement of the plate 74 relative to the flow channel 44.
  • the marks 98 on the second plate portion 78 and the mark 106 on the second abutment member 104 cooperate to form a display 134 by means of which the position of the plate 74 and thus the channel constriction portion 118 relative to the flow channel .44 can be displayed. On the basis of this display, the free cross-sectional area of the flow channel 44 can be determined.
  • the plate 74 assumes the desired position relative to the flow channel 44, i. the free cross-sectional area of the flow channel 44 is adjusted by means of the channel constriction portion 118 such that the desired amount of combustion air is supplied to the heat exchanger 36, a user can fix the plate 74 by means of the locking device 120 again.
  • the edge 90 of the elongated hole 88 forms a first stop element 136 at the end facing the front side 12, and a second stop element 138 at its end facing the rear side 13.
  • the flow channel 44 is not completely blocked by means of the channel narrowing section 118. In this way it is ensured that the heat exchanger 36 is supplied in any case a minimum amount of combustion air.
  • the channel constriction portion 118 still remains partially positioned in the channel interior 70. This ensures that the channel constriction portion 118 is not unintentionally passed through the slot 68 when displaced relative to the flow channel 44. In this way, an otherwise required re-insertion of the channel constriction portion 118 into the slot 68 can be avoided.

Landscapes

  • Direct Air Heating By Heater Or Combustion Gas (AREA)
  • Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
  • Cleaning In General (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)

Claims (15)

  1. Appareil de nettoyage haute-pression (10) comprenant un échangeur de chaleur (36) pouvant être chauffé et destiné à échauffer un liquide pouvant être délivré par l'appareil de nettoyage haute-pression (10), un ventilateur (40) auquel est raccordé un canal d'écoulement (44) en vue d'amener de l'air de combustion à l'échangeur de chaleur (36), ainsi qu'un organe de réglage (72), qui est destiné à régler la quantité d'air de combustion pouvant être amenée à l'échangeur de chaleur (36), et qui comprend un tronçon de rétrécissement de canal (118) pouvant être positionné dans le canal d'écoulement (44) et pouvant être déplacé par rapport à celui-ci en vue de faire varier la surface de section transversale libre du canal d'écoulement (44),
    caractérisé en ce que le tronçon de rétrécissement de canal (118) est réalisé coulissant par rapport au canal d'écoulement (44), et en ce que l'appareil de nettoyage haute-pression (10) comporte un dispositif d'arrêt (120) disposé à l'extérieur du canal d'écoulement (44), pour bloquer de manière amovible le tronçon de rétrécissement de canal (118) par rapport au canal d'écoulement (44).
  2. Appareil de nettoyage haute-pression selon la revendication 1, caractérisé en ce que le tronçon de rétrécissement de canal (118) peut coulisser transversalement à la direction d'écoulement (84) de l'air de combustion dans le canal d'écoulement (44).
  3. Appareil de nettoyage haute-pression selon la revendication 1 ou la revendication 2, caractérisé en ce que le tronçon de rétrécissement de canal (118) peut coulisser de manière continue par rapport au canal d'écoulement (44).
  4. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que le tronçon de rétrécissement de canal (118) peut être positionné sans jeu dans le canal d'écoulement (44), dans au moins une direction orientée transversalement à la direction de coulissement.
  5. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'appareil de nettoyage haute-pression (10) présente au moins un élément de butée (136, 138) pour limiter la course de coulissement du tronçon de rétrécissement de canal (118).
  6. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'appareil de nettoyage haute-pression (10) présente un dispositif de guidage (130) destiné à guider le tronçon de rétrécissement de canal (118) par rapport au canal d'écoulement (44).
  7. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'appareil de nettoyage haute-pression (10) comprend un dispositif de réglage (124) pour faire coulisser le tronçon de rétrécissement de canal (118).
  8. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'appareil de nettoyage haute-pression (10) comprend un dispositif indicateur (134) destiné à indiquer la position du tronçon de rétrécissement de canal (118) par rapport au canal d'écoulement (44).
  9. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'organe de réglage (72) est au moins en partie d'une configuration en forme de plaque.
  10. Appareil de nettoyage haute-pression selon la revendication 9, caractérisé en ce que le tronçon de rétrécissement de canal (118) est d'une configuration en forme de plaque.
  11. Appareil de nettoyage haute-pression selon la revendication 9 ou la revendication 10, caractérisé en ce que l'organe de réglage (72) comprend un tronçon de guidage (132) en forme de plaque pour guider le tronçon de rétrécissement de canal (118), et/ou un tronçon de fixation (122) en forme de plaque pour le blocage amovible du tronçon de rétrécissement de canal (118), et/ou un tronçon de réglage (128) en forme de plaque pour faire coulisser le tronçon de rétrécissement de canal (118).
  12. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'organe de réglage (72) est réalisé d'un seul tenant.
  13. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'organe de réglage (72) est fabriqué en métal.
  14. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que le tronçon de rétrécissement de canal (118) traverse un passage (68) réalisé dans une paroi (66) du canal d'écoulement (44).
  15. Appareil de nettoyage haute-pression selon l'une des revendications précédentes, caractérisé en ce que l'appareil de nettoyage haute-pression (10) présente un carter (28), qui comprend un capot (32) recouvrant un espace intérieur (33) de l'appareil de nettoyage haute-pression (10) lorsque celui-ci est positionné sur une surface d'appui (26), le dispositif d'arrêt (120) étant disposé dans l'espace intérieur (33), et en ce que l'accès au dispositif d'arrêt (120) est donné, par le haut, à un utilisateur, après avoir enlevé le capot (32).
EP10742129.9A 2009-10-14 2010-08-05 Appareil de nettoyage a haute pression Active EP2488307B8 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202009014093U DE202009014093U1 (de) 2009-10-14 2009-10-14 Hochdruckreinigungsgerät
PCT/EP2010/061378 WO2011045096A1 (fr) 2009-10-14 2010-08-05 Appareil de nettoyage à haute pression

Publications (3)

Publication Number Publication Date
EP2488307A1 EP2488307A1 (fr) 2012-08-22
EP2488307B1 true EP2488307B1 (fr) 2014-02-26
EP2488307B8 EP2488307B8 (fr) 2014-04-23

Family

ID=43332584

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10742129.9A Active EP2488307B8 (fr) 2009-10-14 2010-08-05 Appareil de nettoyage a haute pression

Country Status (6)

Country Link
US (1) US8555902B2 (fr)
EP (1) EP2488307B8 (fr)
CN (1) CN102574162B (fr)
DE (1) DE202009014093U1 (fr)
DK (1) DK2488307T3 (fr)
WO (1) WO2011045096A1 (fr)

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US9404069B1 (en) 2015-06-12 2016-08-02 Crossford International, Llc Systems and methods for cooling tower fill cleaning with a chemical gel
US10030216B2 (en) 2015-06-12 2018-07-24 Crossford International, Llc Systems and methods for cooling tower fill cleaning with a chemical gel

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DE919188C (de) * 1949-10-27 1954-10-14 Martin Joh Jos Dr Ing Einrichtung zum Einstellen des Unterwindes bei Rostfeuerungen mit Zonenteilung
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DE4209267C1 (en) * 1992-03-21 1993-02-18 Alfred Kaercher Gmbh & Co, 7057 Winnenden, De High pressure cleaning device with motor driven pump - uses cooling air stream, entering branched line after flow over pump and fan driving motor
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US20100083883A1 (en) * 2008-10-06 2010-04-08 Neil Hofer Solid Fuel Boiler Assembly

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US8555902B2 (en) 2013-10-15
US20120234365A1 (en) 2012-09-20
WO2011045096A1 (fr) 2011-04-21
DE202009014093U1 (de) 2010-12-23
DK2488307T3 (da) 2014-03-31
CN102574162B (zh) 2015-10-07
CN102574162A (zh) 2012-07-11
EP2488307B8 (fr) 2014-04-23
EP2488307A1 (fr) 2012-08-22

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