EP3401595B1 - Gasgerätesystem mit erkennung der korrekten installation des rauchrohres - Google Patents

Gasgerätesystem mit erkennung der korrekten installation des rauchrohres Download PDF

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Publication number
EP3401595B1
EP3401595B1 EP18168904.3A EP18168904A EP3401595B1 EP 3401595 B1 EP3401595 B1 EP 3401595B1 EP 18168904 A EP18168904 A EP 18168904A EP 3401595 B1 EP3401595 B1 EP 3401595B1
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EP
European Patent Office
Prior art keywords
flue
pipe
gas appliance
pipe section
appliance system
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
EP18168904.3A
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English (en)
French (fr)
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EP3401595A1 (de
Inventor
Jingcheng Huang
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.)
Vaillant Wuxi Heating Equipment Co Ltd
Vaillant GmbH
Original Assignee
Vaillant Wuxi Heating Equipment Co Ltd
Vaillant GmbH
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Publication date
Priority claimed from CN201710367169.4A external-priority patent/CN107228364B/zh
Priority claimed from CN201721287554.XU external-priority patent/CN207514947U/zh
Application filed by Vaillant Wuxi Heating Equipment Co Ltd, Vaillant GmbH filed Critical Vaillant Wuxi Heating Equipment Co Ltd
Priority to PL18168904T priority Critical patent/PL3401595T3/pl
Publication of EP3401595A1 publication Critical patent/EP3401595A1/de
Application granted granted Critical
Publication of EP3401595B1 publication Critical patent/EP3401595B1/de
Priority to HRP20200311TT priority patent/HRP20200311T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J13/00—Fittings for chimneys or flues 
    • F23J13/04—Joints; Connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2213/00—Chimneys or flues
    • F23J2213/20—Joints; Connections
    • F23J2213/203—Joints; Connections between stack/duct and combustion apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2213/00—Chimneys or flues
    • F23J2213/70—Safety arrangements

Definitions

  • the present invention relates to the field of household gas appliance, and more particularly to a flue hood installation mechanism for gas appliance.
  • Domestic gas appliances generally include gas water heaters, gas boilers, gas stoves and so on.
  • a domestic gas appliance typically has a flue hood and a number of flue pipes connected with the flue hood for collecting combustion products (containing carbon monoxide and nitrogen oxides) of the gas appliance and exhausting them outside.
  • the number of flue pipes are generally connected in series, and these pipes are produced in accordance with appropriate safety standards by recognized suppliers and properly assembled in users' home according to corresponding specifications.
  • dealers may adopt non-standard pipes or hire workers without professional training to assemble the pipes, which may result in instability of the pipe connection and cause risks of gas leakage.
  • Chinese published patent application CN103615806A discloses flue pipes with electrical conductors. When the flue pipes are connected in series, the electrical conductors of each pipe are connected with each other and further electrically connected to a controller of a gas water heater. In this way, when there exists a mechanical connection problem of the flue pipes, the electrical connection of the conductors will be broken accordingly. Thus, the controller of the appliance will take certain security measures, such as stop running of the appliance.
  • European published patent application EP 3 029 373 A1 discloses a flue pipe assembly employing a number of pipe sections, and each of the pipe section is equipped with an electrical wire, and electrical connectors are provided on the pipe sections for establishing electrical connections when the pipe sections are connected with other. In addition, a switch is provided on an end pipe section and can be activated when the end pipe section is mounted to a wall.
  • flue pipes are generally designed according to certain standard and each has a fixed length, thus on installation, the flue pipe assembly consists of a number of flue pipes chosen according to users' actual situation to form an appropriate overall length of the pipe assembly.
  • the flue pipe assembly consists of a number of flue pipes chosen according to users' actual situation to form an appropriate overall length of the pipe assembly.
  • a gas appliance system including a gas appliance and a first flue pipe, wherein the gas appliance includes a housing, a control unit disposed in the housing, and a flue hood connected with the first flue pipe.
  • the system further comprises a switch assembly electrically connected with the control unit, and the switch assembly is activated when the first flue pipe is connected to the flue hood to a predetermined position.
  • the switch assembly includes a proximity switch and a detector, wherein one of the proximity switch and the detector is fixed relative to the housing, and the other of the proximity switch and the detector is retained to the first flue pipe.
  • the proximity switch is activated when the detector approaches the proximity switch to a predetermined distance.
  • the switch assembly includes a connecting ring encircling one end of the first flue pipe, and the flue hood is connected to the end of the first flue pipe, and the detector is disposed at the connecting ring.
  • the switch assembly further includes a fixing ring retained to the housing and surrounding a part of the flue hood extending out of the housing, and the proximity switch is disposed at the fixing ring and electrically connected to the control unit via electrical wires.
  • the connecting ring has a lug portion projecting radially from a main body thereof and extending vertically downward, and the detector is disposed in the lug portion.
  • the fixing ring has a nose portion projecting radially from a main body thereof, and the proximity switch is disposed in the nose portion, and the nose portion further defines a groove therein. In the course of the first flue pipe being connected to the flue hood, the predetermined distance for the proximity switch to be activated is reached when the lug portion at least partially enters the groove of the nose portion.
  • the detector when the proximity switch is activated, the detector is located inside the groove.
  • the detector when the proximity switch is activated, the detector is located outside the groove.
  • the proximity switch includes a reed switch and the detector includes a main magnet.
  • the detector includes a main magnet
  • the proximity switch includes a reed switch and an auxiliary magnet disposed beside the reed switch.
  • the system further includes a second flue pipe connectible to the first flue pipe; wherein the first flue pipe includes a first pipe section, a second pipe section partially encircling the first pipe section, and a first positioning assembly disposed at a connection region of the first pipe section and the second pipe section for restricting the first pipe section to move along a specific direction with respect to the second pipe section.
  • the first flue pipe includes a first pipe section, a second pipe section partially encircling the first pipe section, and a first positioning assembly disposed at a connection region of the first pipe section and the second pipe section for restricting the first pipe section to move along a specific direction with respect to the second pipe section.
  • the first positioning assembly includes a guiding slot provided in a wall of the second pipe section, and a first positioning member disposed in the first pipe section, wherein the first positioning member has a first protrusion protruding into the guiding slot, thereby restricting the first pipe section to move along the specific direction with respect to the second pipe section.
  • the first positioning member is configured to fit with an inner wall of the first pipe section.
  • the first positioning member takes form of an arc-shaped elastic sheet
  • the first protrusion is formed on the elastic sheet and protrudes radially outwardly, and the first protrusion has a part further protruding into the guiding slot of the second pipe section under the effect of the elastic force of the elastic sheet.
  • the first positioning member includes a longitudinally extending tubular body and a first spring located inside the tubular body in a compressed state; wherein the tubular body has an opening defined at an longitudinal end thereof, and the first protrusion has a bottom portion located in the tubular body elastically pressed by the first spring and a head portion protruding through the opening and entering the guiding slot of the second pipe section.
  • the present invention has the advantages that: a switch assembly is employed for detecting whether the first flue pipe and the flue hood are correctly and reliably connected; wherein the switch assembly is electrically connected with the control unit, when the first flue pipe is connected to the flue hood to a predetermined position, the switch assembly is activated, then the control unit can get to know that a reliable connection between the gas appliance and the flue pipe assembly has achieved.
  • the gas appliance system 100 includes a gas water heater, and the gas water heater discharges flue gas through a flue pipe assembly composed by a number of flue pipes.
  • the gas water heater includes a housing 10, a burner 11 for combustion of mixture of gas and air, a heat exchanger 12, a flue hood 13, a fan 14, and a control unit 15.
  • the burner 11, the heat exchanger 12, the flue hood 13, the fan 14, and the control unit 15 are all contained in the housing 10.
  • the control unit 15 is electrically connected with electrical components contained in the housing 10 for detecting operating parameters of the gas water heater and controlling the operation of the water heater in accordance with the detected parameters.
  • the control unit 15 may be a logic control circuit in which a number of electronic components are connected in a certain wiring manner, or may incorporate a microcontroller (MCU) which stores program instructions, or may be an integrated chip with a proprietary use, such as Field-Programmable Gate Array (FPGA), etc.. Since the construction and working principle of the gas water heater are well known to those skilled in the art, the applicant will not describe them in details here.
  • the flue pipe assembly includes a number of flue pipes connected in series, and the flue pipe may be a straight pipe, such as a first flue pipe 21, or an elbow pipe, such as a second flue pipe 22.
  • the flue hood 13 has a part extending out of a top of the housing 10, and the first flue pipe 21 is connected with the exposed part of the flue hood 13.
  • the second flue pipe 22 may also be directly connected with the flue hood 13.
  • a switch assembly is electrically connected with the control unit 15 for detecting whether the first flue pipe 21 and the flue hood 13 are correctly and reliably connected, that is, the switch assembly is activated when the first flue pipe 21 is connected to the flue hood 13 to a predetermined position.
  • the switch assembly may use a mechanical contact switch or a non-contact switch, preferably a non-contact proximity switch.
  • the switch assembly may include a proximity switch and a detector, wherein one of the proximity switch and the detector is fixedly disposed relative to the housing 10, and the other of the proximity switch and the detector is retained to the first flue pipe 21.
  • the proximity switch is activated.
  • the proximity switch that is normally in an open state is triggered to be closed, so that the control unit 15 can know that the first flue pipe 21 and the flue hood 13 are reliably connected, then shows relevant confirmation message through a display module.
  • the control unit 15 will be reported and show the related fault message through the display module.
  • the switch assembly includes a connecting ring 32 encircling one end 210 of the first flue pipe 21, and the flue hood 13 is connected to the end of the first flue pipe 21.
  • the connecting ring 32 has a lug portion 34 projecting radially from a main body thereof and extending vertically downward, and the detector is received in the lug portion 34.
  • the switch assembly also includes a fixing ring 31 retained to the housing 10 and surrounding a part of the flue hood 13 extending out of the housing.
  • the fixing ring 31 has a nose portion 33 projecting radially from an outer surface of its main body.
  • the proximity switch is disposed in a receiving portion 331 provided at one side of the nose portion 33, and is electrically connected with the control component 15 through electrical wires 311.
  • a groove 332 is defined in the other side of the nose portion 33.
  • the proximity switch includes a reed switch 3311 which is disposed on a circuit board.
  • the electrical wires 311 are led out from the circuit board and connected to the control unit 15.
  • the detector includes a main magnet 341, which can utilize common magnetic material, such as a ferrite magnet.
  • the lug portion 34 partially enters the groove 332 of the nose portion 33, however the main magnet 341 is positioned outside of the groove 332, and the distance from the main magnet 341 to the reed switch 3311 may exceed 10 mm.
  • an auxiliary magnet 3312 is provided in the receiving portion 331 of the nose portion 33 and beside the reed switch 3311 for reducing the pull-in value of the reed switch 3311, i.e., increasing the sensitivity of the reed switch.
  • the main magnet 341 is a little bit farther away from the reed switch 3311, the magnetic reeds within the reed switch 3311 can also be attracted with the assistance of the auxiliary magnet 3312.
  • the main magnet 341 may also utilize strong magnetic material, such as a neodymium-iron-boron magnet, so that the reed switch can be closed without the auxiliary magnet even if the main magnet is a biter far away from the reed switch.
  • an elbow-type flue pipe such as a second flue pipe 22, may be directly connected with the flue hood 13.
  • second flue pipe is mainly used to distinguish it from the "first flue pipe” in this invention, but it does not specifically refer to any specific flue pipe, like a straight pipe or an elbow pipe, that is, the first flue pipe 21 mentioned in above embodiments can be also called “second flue pipe” in other embodiments, vice versa.
  • the distance between the main magnet 341 and the reed switch 3311 increases, which causes the magnetic field applied to the reeds to be removed.
  • the reeds return to their original position, which results in the reed switch open, thereby breaking the electric circuit, then the control unit 15 detects the broken of the circuit and executes the corresponding measures.
  • the reed switch is examplified to illustrate the application of the proximity switch.
  • the proximity switch may take other forms, such as an eddy current proximity switch, a capacitive proximity switch, a hall proximity switch, or a photoelectric proximity switch, and so on. Since these types of proximity switch are all well known to those skilled in the art, and no creative work is needed to apply these types of proximity switch to the present invention with reference to the example of reed switch as described above, so the applicant will not describe them in details here.
  • the first flue pipe 21 and the second flue pipe 22 may be connected in an axial direction of the first flue pipe.
  • the first flue pipe 21 has a first pipe section 211 and a second pipe section 212 partially encircling the first pipe section.
  • the first pipe section 211 and the second pipe section 212 are relatively movable in the axial direction, so as to make the total length of the first and the second flue pipes adjustable.
  • a first positioning assembly is disposed at a connection region of the first pipe section 211 and the second pipe section 212 to restrict the first pipe section 211 to move along the specific direction with respect to the second pipe section.
  • the first positioning assembly includes a guiding slot disposed in the circumferential wall of the second pipe section 212.
  • an axially extending rib 2121 is stamped from the circumferential wall of the second pipe section 212, and the guiding slot is defined in the rib 2121.
  • the first positioning assembly further includes a first positioning member 41 disposed and extending radially in the first pipe section 211.
  • the first positioning member 41 includes a longitudinally extending tubular body and a first spring 412 located inside the tubular body in a compressed state.
  • the tubular body has an opening defined at a longitudinal end thereof.
  • a first protrusion 411 protrudes outside of the first pipe section 211 radially, and it has a bottom portion located in the tubular body elastically pressed by the first spring 412 and a head portion protruding through the opening and entering the guiding slot of the second pipe section 212.
  • the first pipe section 211 and the second pipe section 212 are pulled in opposite directions, and with the engagement between the first protrusion 411 of the first positioning element located in the first pipe section 211 and the guiding slot defined in the second pipe section 212, the first pipe section 211 moves in the axial direction with respect to the second pipe section 212.
  • the first protrusion 411 has a vertical side, by this means, when the first protrusion 411 moves to the end of the guiding slot of the second pipe section 212, the vertical side of the first protrusion 411 abuts against the end of the slot, thereby restricting further movement of the first pipe section 211 with respect to the second pipe section 212 to avoid a separation of the first and the second pipe sections.
  • a second positioning assembly is provided in the connection area of the first flue pipe 21 and the second flue pipe 22.
  • the second positioning assembly includes a second positioning member 42 extending radially inside one of the first flue pipe 21 and the second flue pipe 22.
  • the second positioning member 42 has a second protrusion 421 protruding out of the circumferential wall of the flue pipe.
  • the other of the first flue pipe 21 and the second flue pipe 22 is provided at the connection area a bulge 221 encircling its end.
  • the second positioning member 42 includes a longitudinally extending tubular body and a second spring 422 located in the tubular body in a compressed state.
  • the tubular body is provided with a conical recess 423 at a longitudinal end thereof.
  • the second protrusion 421 has a bottom located in the tubular body and elastically pressed by the second spring 422, and a head protrudes out of the conical recess 423.
  • the second protrusion 421 of the second positioning member has an arc-shaped portion protruding out of the outer surface of the first flue pipe 21.
  • the first flue pipe 21 has a first pipe section 211 and a second pipe section 212 partially encircling the first pipe section.
  • the first pipe section 211 can move with respect to the second pipe section 212 in an axial direction thereof, so that the total length of the first and the second flue pipes can be adjusted.
  • a first positioning assembly is disposed at a connection region of the first pipe section 211 and the second pipe section 212 to restrict the first pipe section 211 to move with respect to the second pipe section 212 in a specific direction.
  • the first positioning assembly includes a guiding slot provided in a wall of the second pipe section 212.
  • the second pipe section 212 is provided with a rib 2121 stamped from the wall thereof extending in the axial direction.
  • the guiding slot is defined in the rib 2121.
  • the first positioning assembly further includes a first positioning member 45 disposed in the first pipe section 211.
  • the first positioning member 45 takes form of an arc-shaped elastic sheet, preferably, the elastic sheet is in C-shaped, and its arc surface can fit well with an inner wall of the first pipe section 211.
  • This elastic sheet can be made of 304 stainless steel (SUS304), and it can be made to have good elasticity by heat treatment after being molded, in this way, it can be restored to its original shape even after being largely elastically deformed.
  • the elastic sheet 452 has an arc-shaped body 4521, a pair of end portions 4522 at both ends of the body, and a recess 4523 provided near each end portion. The purpose of the recess 4523 is to facilitate a clamp (not shown) to hold the elastic sheet when the first positioning member 45 is assembled into the first pipe section 211.
  • the first positioning member 45 further includes two first protrusions 451 formed on the body 4521 of the elastic sheet and distributed near the opposite end portions 4522. After the first pipe section 211 and the second pipe section 212 are being connected, the first protrusion 451 protrudes out of the outer wall of the first pipe section 211 and further enters into the guiding slot of the second pipe section 212 under the elastic force of the elastic sheet.
  • the first pipe section 211 and the second pipe section 212 are pulled in opposite directions, with the engagement of the first protrusion 451 of the first positioning member in the first pipe section 211 and guiding slot defined in the second pipe section 212, the first pipe section 211 is limited to move in the axial direction with respect to the second pipe section 212.
  • the first protrusion 451 has a vertical side, with this structure, when the first protrusion 451 is moved to the end of the guide slot of the second pipe section 212, the vertical side of the first protrusion abuts against the end of the guiding slot, thereby restricting further movement of the first pipe section 211 relative to the second pipe section 212 to avoid a separation thereberween.
  • a second positioning assembly is provided in the connection area of the first flue pipe 21 and the second flue pipe 22.
  • the second positioning assembly includes a second positioning member 46 disposed inside one of the first flue pipe 21 and the second flue pipe 22.
  • the second positioning member 46 has a second protrusion 461 protruding out of the circumferential wall of the flue pipe.
  • the other of the first flue pipe 21 and the second flue pipe 22 is provided at the connection area a bulge 221 encircling its end (with reference to Figs. 6 and 7 ).
  • the second positioning member 46 has a configuration quite similar to that of the first positioning member 45.
  • the second positioning member 46 is an arc-shaped elastic sheet that can fit well with the inner wall of the flue pipes.
  • the elastic sheet 462 has an arc-shaped body 4621, a pair of end portion 4622 at both ends of the body, and a pair of recesses 4623 disposed near the end portions 4622.
  • the second positioning member 46 also includes two second protrusions 461 disposed on the body 4621 of the elastic sheet and distributed near the opposite end portions 4522. After the first flue pipe 21 and the second flue pipe 22 are completely connected, the first flue pipe 21 and the second flue pipe 22 will not become loose due to the interference of the second protrusion 461 and the inner wall of the bulge 221.
  • the second protrusion 461 of the second positioning member has an arc-shaped portion protruding into the bulge 221.
  • the second protrusion 461 will be pressed radially into the pipe body of the flue pipe where the second positioning member 46 is located by the inner wall of the bulge 221, and finally comes out of the second flue pipe 22.
  • the first and the second flue pipes 21, 22 can be disassembled, thereby facilitating the maintenance and replacement of the flue pipes.
  • first and second positioning members can both fit well with the inner wall of the flue pipes, it is convenient for users or maintenance people to regularly use tools to extend into the flue pipes to clean the inner walls of the pipes.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Incineration Of Waste (AREA)
  • Sampling And Sample Adjustment (AREA)

Claims (13)

  1. Gasgerätsystem (100), umfassend ein Gasgerät und ein erstes Abgasrohr (21), wobei das Gasgerät ein Gehäuse (10), eine Steuereinheit (15), die in dem Gehäuse angeordnet ist, und eine Abgashaube (13) umfasst, die mit dem ersten Abgasrohr (21) verbunden ist; wobei das System weiter eine Schaltmontage umfasst, die mit der Steuereinheit (15) elektrisch verbunden ist, dadurch gekennzeichnet, dass die Schaltmontage ausgestaltet ist, aktiviert zu werden, wenn das erste Abgasrohr (21) mit der Abgashaube (13) auf eine vorbestimmte Position verbunden wird.
  2. Gasgerätsystem nach Anspruch 1, dadurch gekennzeichnet, dass die Schaltmontage einen Näherungsschalter und einen Detektor einschließt, wobei einer von dem Näherungsschalter und dem Detektor in Bezug auf das Gehäuse (10) befestigt ist und der andere von dem Näherungsschalter und dem Detektor an dem ersten Abgasrohr (21) fixiert ist; während das erste Abgasrohr mit der Abgashaube verbunden wird, der Näherungsschalter ausgestaltet ist, aktiviert zu werden, wenn sich der Detektor dem Näherungsschalter auf eine vorbestimmte Distanz nähert.
  3. Gasgerätsystem nach Anspruch 2, dadurch gekennzeichnet, dass die Schaltmontage einen Verbindungsring (32) umfasst, der ein Ende des ersten Abgasrohrs (21) umkreist und die Abgashaube (13) mit dem Ende des ersten Abgasrohrs verbunden ist und der Detektor an dem Verbindungsring angeordnet ist; die Schaltmontage weiter einen Befestigungsring (31) umfasst, der an dem Gehäuse fixiert ist und einen Teil der Abgashaube (13) umgibt, der sich aus dem Gehäuse hinaus erstreckt, und der Näherungsschalter an dem Befestigungsring (31) angeordnet ist und mit der Steuereinheit (15) über elektrische Drähte elektrisch verbunden ist.
  4. Gasgerätsystem nach Anspruch 3, dadurch gekennzeichnet, dass der Verbindungsring einen Laschenabschnitt (34) aufweist, der radial von einem Hauptkörper davon vorragt und sich vertikal abwärts erstreckt, und der Detektor in dem Laschenabschnitt angeordnet ist; der Befestigungsring einen Nasenabschnitt (33) aufweist, der radial von einem Hauptkörper davon vorragt und der Näherungsschalter in dem Nasenabschnitt angeordnet ist und der Nasenabschnitt weiter eine Nut (332) darin definiert; wobei das Gasgerätsystem so ausgestaltet ist, dass, während das erste Abgasrohr mit der Abgashaube verbunden wird, die vorbestimmte Distanz zur Aktivierung des Näherungsschalters erreicht wird, wenn der Laschenabschnitt (34) mindestens teilweise in die Nut (332) des Nasenabschnitts eintritt.
  5. Gasgerätsystem nach Anspruch 4, dadurch gekennzeichnet, dass das Gasgerätsystem so ausgestaltet ist, dass sich, wenn der Näherungsschalter aktiviert wird, der Detektor innerhalb der Nut befindet.
  6. Gasgerätsystem nach Anspruch 4, dadurch gekennzeichnet, dass das Gasgerätsystem so ausgestaltet ist, dass sich, wenn der Näherungsschalter aktiviert wird, der Detektor außerhalb der Nut befindet.
  7. Gasgerätsystem nach Anspruch 2, 3, 4 oder 5, dadurch gekennzeichnet, dass der Näherungsschalter einen Reedschalter (3311) umfasst und der Detektor einen Hauptmagnet (341) umfasst.
  8. Gasgerätsystem nach Anspruch 2, 3, 4 oder 6, dadurch gekennzeichnet, dass der Detektor einen Hauptmagnet (341) umfasst und der Näherungsschalter einen Reedschalter (3311) und einen Hilfsmagnet (3312) umfasst, der neben dem Reedschalter angeordnet ist.
  9. Gasgerätsystem nach Anspruch 1, dadurch gekennzeichnet, dass das System weiter ein zweites Abgasrohr (22) umfasst, das mit dem ersten Abgasrohr (21) verbindbar ist; wobei das erste Abgasrohr eine erste Rohreinheit (211), eine zweite Rohreinheit (212), die die erste Rohreinheit teilweise umkreist, und eine erste Positioniermontage umfasst, die an einem Verbindungsbereich der ersten Rohreinheit und der zweiten Rohreinheit angeordnet ist, um die erste Rohreinheit daran zu hindern, sich entlang einer spezifischen Richtung in Bezug auf die zweite Rohreinheit zu bewegen.
  10. Gasgerätsystem nach Anspruch 9, dadurch gekennzeichnet, dass die erste Positioniermontage einen Führungsschlitz, der in einer Wand der zweiten Rohreinheit (212) bereitgestellt ist, und ein erstes Positionierelement (41, 45) umfasst, das in der ersten Rohreinheit (211) angeordnet ist, wobei das erste Positionierelement einen ersten Vorsprung (411, 451) aufweist, der in den Führungsschlitz vorragt, wodurch die erste Rohreinheit daran gehindert wird, sich entlang der spezifischen Richtung in Bezug auf die zweite Rohreinheit zu bewegen.
  11. Gasgerätsystem nach Anspruch 10, dadurch gekennzeichnet, dass das erste Positionierelement (45) ausgestaltet ist, mit einer Innenwand der ersten Rohreinheit zusammenzupassen.
  12. Gasgerätsystem nach Anspruch 11, dadurch gekennzeichnet, dass das erste Positionierelement (45) die Form eines bogenförmigen elastischen Blechs annimmt und der erste Vorsprung (451) auf dem elastischen Blech gebildet ist und radial nach außen vorragt und der erste Vorsprung einen Teil aufweist, der weiter in den Führungsschlitz der zweiten Rohreinheit (212) unter der Wirkung der elastischen Kraft des elastischen Blechs vorragt.
  13. Gasgerätsystem nach Anspruch 10, dadurch gekennzeichnet, dass das erste Positionierelement (41) einen sich längs erstreckenden rohrförmigen Körper und eine erste Feder (412) umfasst, die sich innerhalb des rohrförmigen Körpers in einem komprimierten Zustand befindet; wobei der rohrförmige Körper eine Öffnung aufweist, die an einem Längsende davon definiert ist, und der erste Vorsprung (411) einen unteren Abschnitt aufweist, der sich in dem rohrförmigen Körper befindet, der von der ersten Feder elastisch zusammengedrückt wird, und einen Kopfabschnitt, der durch die Öffnung vorragt und in den Führungsschlitz der zweiten Rohreinheit (212) eintritt.
EP18168904.3A 2017-05-09 2018-04-24 Gasgerätesystem mit erkennung der korrekten installation des rauchrohres Active EP3401595B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL18168904T PL3401595T3 (pl) 2017-05-09 2018-04-24 System urządzenia gazowego z funkcją wykrywania prawidłowego montażu rury spalinowej
HRP20200311TT HRP20200311T1 (hr) 2017-05-09 2020-02-24 Sustav plinskog uređaja s detekcijom ispravne ugradnje dimovodne cijevi

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710367169.4A CN107228364B (zh) 2017-05-09 2017-05-09 燃气用具系统
CN201721287554.XU CN207514947U (zh) 2017-09-19 2017-09-19 排烟管组件和采用该排烟管组件的燃气用具系统

Publications (2)

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EP3401595A1 EP3401595A1 (de) 2018-11-14
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CN104501191B (zh) * 2014-12-02 2017-02-01 威能(无锡)供热设备有限公司 用于燃气设备的排烟管组件
CN104595917A (zh) * 2014-12-31 2015-05-06 威能(无锡)供热设备有限公司 排烟管及其与燃气设备的组件
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PL3401595T3 (pl) 2020-07-27
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EP3401595A1 (de) 2018-11-14
HRP20200311T1 (hr) 2020-09-18
ES2775759T3 (es) 2020-07-28

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