Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
  • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
  • F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
  • F24H1/102—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply with resistance
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
  • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
  • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
  • F24H1/121—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using electric energy supply
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
  • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
  • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
  • F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
  • F24H1/16—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form helically or spirally coiled
  • F24H1/162—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form helically or spirally coiled using electrical energy supply

Definitions

• the present invention relates to a water heater for water heating according to the preamble of claim 1.
• Electric water heaters are heated predominantly with the Joule effect, with at least one designed as an electrical resistance heating heating element, a Schuflansch, bare wire heating element, Schichtheizelement or by radiant heat. Energy savings are known to be feasible only by reduced water consumption, lower flow and electronic control of the water temperature instead of the mixture of cold and hot water. A reduction in power consumption without reducing the power alone with the Joule effect is not possible in the prior art.
• the present invention is based on the object to avoid the disadvantage of the Joule effect and to create an electric water heater with the effect of black spotlights, which could make a significant contribution to climate protection by greatly reduced energy consumption but high performance.
• This is achieved by a very simple construction of an electric instantaneous water heater in a single-phase or three-phase, pressure-less or druckbe responsibler-, hydraulic or electronic design with a heating unit with advanced heating conductor with black emitters.
• According to the preceding object is achieved according to the preamble of claim 1 in conjunction with the characterizing features.
• Advantageous embodiments and further developments of the instantaneous water heater according to the invention are specified in the dependent subclaims.
• the calculation of the heating of flowing water with the Joule effect in ° C is well known in the art as well as the calculation of the time flow L / min.
• the required energy increases with the flow rate.
• the energy consumption for the electric water heating with the effect of the black emitter according to the invention as a second system in conjunction with the Joule effect as the first system is significantly lower.
• calculations of the water temperature in ° C and time flow L / min with the effect of the black spotlights with the well-known formulas of physics bring false, respectively invalid results.
• the physical data can initially only be determined by measurement.
• Highly efficient heating units and water heaters with black emitters can be used for example in dishwashers, washing machines or coffee machines.
• the flow channels of the heating unit can be adapted to spatial application conditions, designed for any size and power.
• the further development of the heating conductor with black lamps has by a new manufacturing process smaller contact resistance and a glassy, flexible dielectric thin coating.
• the heating conductor with radiating elements or black radiators is designed as a so-called dielectric bare-wire heating conductor, which is arranged in the heating unit according to the invention in at least one tubular flow channel in the heating unit, is surrounded by water and heated water directly, with 3 phase connections at least 3 Strö- mungskanäle are provided, which are controlled simultaneously via an electronic system.
• the size of the heating unit and the length of the flow channel is accepted for the high energy savings.
• Fig. 1 is a diagram (101) performance black spotlight against Joule effect
• FIG. 2 shows a black radiator (330) in longitudinal section
• Fig. 3 shows the arrangement of the components of a water heater (100);
• FIG. 4 shows a heating unit (200) with a flow channel
• FIG. 5 shows a heating unit (203) with three flow channels
• FIG. 6 shows a coupling center piece (230);
• FIG. 7 shows a cooling tube (17).
• FIG. 8 shows a holder (1)
• Fig. 1 the arrangement of the components of a water heater (103);
• FIG. 12 shows the circuit diagram of a flow heater (103); FIG.
• FIG. 13 shows a black radiator (330) from the front
• FIG. 14 shows an etching / coating cuvette (350);
• FIG. 15 shows a magazine (700); FIG.
• Fig. 1 6 a magazine (700) in section;
• Fig. 7 is a detail view of the guide tube (704);
• FIG. 18 shows the apertures from the guide tube (704);
• FIG. 19 shows a magazine (750);
• FIG. 20 shows a magazine (750) in section
• Fig. 2 shows the schematic representation of a black body (330) in longitudinal section, made of a copper tube (328).
• the large surfaces of the black radiators (330) generate additional temperatures due to the cooling by the flowing cold water, even at lower surface load (W / cm 2), by absorbing any radiation in the interior (333) of the black radiator (330). Radiation is by conduction through the resistor segments (310), each from both ends of the black emitter (330) in the interior (333) of the black emitters (330) and generate by cavity radiation at a temperature which passes through the good heat conducting copper the outer skin of the black body (330) is passed.
• the heat development of the black spotlight (330) in the air is however, considerably higher.
• the thermal insulation caused by the insulating layer (325) is effectively compensated by the surface area increased by the layer.
• Fig. 3 shows a schematic representation of the arrangement of the components of a pressure-resistant and / or pressureless hydraulic small-flow heater (100) with black radiators with 3400 W connection to a phase with the characteristic of the black body (101).
• the water heater (100) essentially consists, as is known to the person skilled in the art, of a power connection in the form of connection terminals (5, 8, 4) of the shape defined on the base plate (18) and defined dimensions of metal, in a further embodiment of plastic, with wall mounting receptacles (19) are arranged, a breakthrough with waterproof grommet (2) through which the connecting lines L (5), N (8), PE (4) to the terminals (5, 8, 4) in the water heater (100) out be a solid-state relay short SSR (51), a Kaltwassera connection (10), a pressure reducer (9), a hot water spout (1 1) a cold water inlet (10) arranged return valve (14), with a water filter (13 4, consisting of a tubular flow channel (210) with
• a thermal bimetal fuse (16) which is arranged on the coupling center piece (230) in front of the hot water outlet (11), and is activated at> 60 ° C and the power supply to the heating unit (200) to the heating element with black lamps (300) in the flow channel (210) interrupts, or via the connecting lines (77, 78) electrically isolated.
• the heating unit (200) is switched on / off in known manner via the flow switch (20) and an SSR (51).
• the flow switch switches on at 1.5L / min flow and off at ⁇ 1 L / min.
• Grounding PE (4) takes place only on the metallic base plate (18) of defined dimensions and shape of the hydraulic continuous flow heater (100) in a further embodiment (103).
• the water temperature is regulated in a known manner via the flow, wherein the water temperature, as is known, decreases at higher flow.
• An electronic version of the 1-phase water heater is derived from the electronically controlled 3-phase instantaneous water heater (103) Fig. 1 1, or a hydraulic three-phase water heater is derived from the water heater (100).
• a water heater with eg 3-phase connection as shown in Fig.
• a temperature sensor (70) in the coupling center piece (230) arranged in the hot water drain (1 1) measures and displays in a further embodiment, not shown, the water temperature via a small display (500), arranged on the cover or the housing of the small, not shown Flow-through heater, this display being generated in a known manner via a miniature processor (400).
• the SSR (51) is cooled by the Kupferrohrküh Iumble (17) at the cold water inlet (10), or the process heat to the incoming cold water through the angle plate (17.1) on the SSR (51) on the recordings (1 7.2) is discharged to the water to be heated.
• Fig. 4 shows the heating unit (200) of a defined power with the characteristic of the black radiators (101) for the electrical connection to one phase.
• the preferred construction of the heating unit (200) is very simple.
• the heating unit (200) consists of at least one for drinking water and temperatures up to 100 ° C certified Pe tube (210) as a flow channel in the length of the heating element with blasting bodies (300) of a defined power as shown in FIG. 4 and FIG.
• the inner diameter of defined dimensions of the Pe tube (210) is selected according to the diameter of the existing copper body (330), preferably the Pe tube inner diameter should not exceed three times the diameter of the jet body (330), even at higher flow rates ( L / min) to ensure sufficient water heating, or to maintain the desired temperature can.
• the flow channel (210) Fig. 4 each at the cold water inlet (10) and the hot water spout (1 1) a pressure-resistant, waterproof, suitable for drinking Pe plastic, preferably steel or gunmetal connection coupling (220), such as they are known to be used for water / drinking water installations.
• the coupling centerpiece (230), as shown in FIG. 6, has at least one receptacle (250) of defined dimensions, preferably two or three receptacles (250) with internal threads of defined dimensions, the coupling (230) being known with a union nut (FIG. 232) and corresponding O-ring seals (234) Passing piece (233) pressure and liquid tight over the external thread (232a) of the coupling center piece (230) preferably 1/2 inch, is screwed.
• connection lines (270, 271) of the heating conductor leading outward via the receptacles (250) of the coupling centerpiece (230) with black radiators (300), as shown in FIGS. 3, 4, 5 and 1 1, and the outwardly leading connection lines (75) of the temperature sensors (70), Fig. 1 1 are screwed via PTFE squeezing rings (245) via a screw (246) pressure and liquid-tight.
• FIG. 5 shows the schematic representation of the heating unit (203) of a defined power with the characteristic of black radiators (101) for the electrical connection to 3-phase with three flow channels (210, 21 1, 212) and a Kupferrohrkühltier ( 1 7).
• the flow channels (210, 21 1, 212) are connected by means of connection couplings (220) via the coupling centerpiece (230).
• the copper pipe cooling section (17) which has an angle plate (17.1) is provided on the flow channel (210) via the coupling center piece (230) by means of a union nut (232 ) connected by pressure and liquid-tight screwing.
• Fig. 6 shows the coupling center piece (230) of defined dimensions with a defined number, but at least one receptacle (250) of defined dimensions, which is designed with an internal thread of defined dimensions, via which the connecting lines (270, 271, 75, 76 ) via known PTFE squeezing rings (245) by pressure and liquid-tight screw (246) are led to the outside.
• the tubular coupling centerpiece (230) may be of any shape and dimensions of material suitable for drinking water, preferably a gunmetal hexagonal tube (237) having planar planes for a defined number of apertures (250) and pressure and liquid tightness Sealing by means of O-ring and screw (246) and a screw connection by means of union nuts (232) via external connection thread (232a) which is preferably designed as a 1/2 inch pipe thread provided.
• Fig. 7 shows that the Kupferrohrstutzen the copper pipe cooling section (17) of defined dimensions at both ends with a pressure-resistant and waterproof fitting (233) with O-ring seal (234) and union nut (232), fit for connection to the Coupling center piece (230), preferably with 1/2 inch external thread de (232 ⁇ ) as shown in FIG. 6, is formed in one piece.
• a fitting (233) of defined dimensions is soldered via a pipe fitting (235) by drinking water soft soldering at both ends of the copper tube (1 7), first the two union nuts (232) for the pressure- and watertight screw connection with the coupling middle piece ( 230) were applied at both ends.
• the receptacles (17.2) are designed so that the electrically insulated components of the electronic circuit (410) to be cooled can be screwed on in a heat-conducting manner, even if they are not always accurately placed on the circuit board.
• the molded into a dielectric material components of the electronic circuit (410) to avoid arcing not be readjusted subsequently, which can cause damage to the components.
• the electronics (400, 401, 402) in a further embodiment, the SSR (51) via predefined bores, elongated holes (1 7.2) on the angle plate (1 7.1) of Kupferrohrrohri I zone (17) heat-conducting fixed by screwing.
• the coupling center piece (230) over which the connection lines (270, 271, 75, 76) and bimetal (16) pressure and liquid-tight are led to the outside, it is made possible, if necessary, a new heating conductor (300) with black Spotlights or even components easily exchange, and the heating unit (200, 203) again pressure and waterproof to close. With the repair option, another contribution to resource and environmental protection is planned.
• Fig. 8 shows a schematic representation of the holder (1) for the heating unit (200) of the small flow heater (100) wherein at least two windings depending on the length of the flow channel (210) arranged one above the other fixed, this on a rubber - or plastic sleeve (1 .2) with at least 3mm thickness, and by means of cover (1 .9) and other rubber or plastic sleeve (1 .2) also at least 3 mm thickness over the mounting holes (1 .8) by means of screws (1 .6) are screwed and fixed.
• the holder (1) is preferably made of an aluminum U-profile (1) of defined dimensions, this of the number of turns on both legs a receiving bore (1 .8) ⁇ , which screws the U-profile bracket (1) to the base plate (18) using screws (1 .7).
• Fig. 9 shows a schematic representation of a further embodiment of a holder (la) in the form of a U-profile (la) defined dimensions, preferably made of aluminum for the water heater (100) via a screw (1 .3), which for Protection of the flow channel (210) through a piece of pipe (1 .4) defined dimensions and is fixed to the base plate (18).
• the pipe turns of the flow channel (210) are juxtaposed to the left and right of the screw (1 .3) protected by pipe section (1 .4) between two rubber or plastic sleeves (1 .2) arranged with at least 3mm thickness and are over the cover ( 1 .9) with a flange nut (1 .5).
• Fig. 10 shows the holder (1 b) in the form of a U-shaped profile of defined dimensions of aluminum for the heating unit (203) by a screw (1 .3) of defined dimensions ranging on the base plate (18) of the 3-phase water heater (103) is attached, and through the U-profile bracket (1 b) is enough.
• the heating unit (203) is arranged so that the screw (1 .3), which is guided by a pipe section (1 .4) of defined dimensions, is located centrally between the left and right flow channels (210, 21 1, 212), wherein the flow channels (210, 21 1, 212) between two rubber or plastic sleeves (1 .2) are arranged with at least 3 mm thickness, wherein the pipe section (1 .4) injuries by scrubbing on the PE tubes of the flow channels (210 , 21 1, 212) prevented by the external thread of the screw (1 .3).
• FIG. 1 1 shows a schematic representation of an electronically controlled continuous flow heater (103) defined power for a 3-phase connection with a breakthrough on the base plate (18) with waterproof grommet (2) through which the connecting lines PE (4), L 1 (5), L 2 (6), L 3 (7), N (8), in the water heater (103) are guided and at the inputs LI, L2, L3 (5, 6, 7) of the electronic circuit (410).
• the base plate (18) of defined shape and dimensions , preferably made of aluminum is grounded via PE connection (4).
• shape and number (19) are arranged on the base plate (18).
• the heating unit (203) as shown schematically in Fig. 5, consists of three tubular flow channels (210, 21 1, 212), each with an inner heating conductor with black radiators (300) defined length as shown in Fig. 4, wherein the heating conductors (300) in the three flow channels (210, 21 1, 212) for the preferred star connection as shown in the circuit diagram Fig. 12, each having the same power connection.
• the 3 heating conductors with black radiators (300) which are arranged in the flow channels (210, 21 1 and 212), via their outer connecting lines (270) of the coupling center piece (230) of the connection couplings (220), to the outputs LI, L2 and L3 (5, 6, 7) of the assembled board (410) of the electronics (400, 401, 402) are connected.
• connection lines (271) of the heating conductors (300) are connected to the star via a 3-fold clamp (81) which is arranged on the base plate (18) of the flow heater (103).
• a return valve (14) is arranged and for the assembly and maintenance, a ball valve stopcock (15) is provided.
• a water filter (13) is arranged in front of the engine valve (19) and the Hall sensor (20).
• the electronic circuit (410) is screwed on the angle plate (17.1) of the cooling tube (17) via the receptacles (17.2) heat-conducting.
• the electronic circuit (410) is for safety via a thermal bimetallic fuse (16), which is arranged with screw-in sensor pressure and waterproof in front of the hot water spout (1 1) in the coupling centerpiece (230), and at> 60 ° C is activated , secured by connecting leads (77, 78), in which the power supply to the heating conductors with black emitters (300) is interrupted and galvanically separated.
• the processor (400, 401, 402) as well as the backlight of the display (500) which is not shown, as well as the servo motor valve (19) is supplied via a 5VDC current source defined current supplied via the electronic component (405).
• the electronics (400, 401, 402) directs, as known to those skilled in the art, via programs the switching electronics (410), wherein the heating conductors with jet body (300) in the flow channels (210, 21 1, 212) simultaneously via a PWM ( Pulse width modulation) signal the desired temperature, which is set by the consumer as known via a display (500) via at least 2 push buttons (not shown), and stored internally in the EEPROM and from the values of above the cold water rinsed and non-contact sensor (71) measured and calculated with sensor (70) measured outlet temperature and the data of the Hall sensor (20) as well as the desired temperature controls the motor valve (19) and depending on the desired temperature limits the flow, so at set flow temperature every flow rate up to the limit is possible.
• PWM Pulse width modulation
• the flow measured via the Hall sensor (20) and the switch-on and switch-off of the processors (400, 402) is processed via the processor (401).
• the 3-phase instantaneous water heater is switched on from 2 L / min via the Hall sensor / flow switch (20).
• the processor (402) is programmed for remote control, either radio or IR, the main processor (400) stores the desired temperature in the EEPROM as known, and calculates the PWM signal to control the electronics (410) and generates the display.
• the desired water temperature between 25 ° C to at most 55 ° C with any flow between 2 L / min and at most 15 L / min, depending on the connected load of the heating unit (203) is in a known manner via a Dis- play (500) with push buttons set (not shown), and converted via programmed processors (400) and electronic components simultaneously for the 3-phase in a PWM (pulse width modulation) signal, as shown in the circuit diagram Fig. 12. This ensures a uniform network load. For each program sequence, each task is, in the absence of multitasking of the small processors, each additionally a processor (400, 401, 402) is used.
• a calcification of the heating conductor (300) is reduced by a known special dielectric glass-film-like flexible drinking water suitable coating (325) of the heating element, a water temperature limiter to 55 ° C, and the effect of the so-called switch-on the loosely arranged heating conductor (300).
• the benefits of a bare wire heater are maintained by the thin dielectric coating (325). Due to the electrically insulating coating (325), the electrical conductivity of the water can be largely neglected, with the advantage of being able to use the instantaneous water heater everywhere for all water qualities.
• the temperature settings can be made as known via IR, in another version over the free wireless network. Also, in other possible embodiments, as known via an application of a smartphone, or via the Internet, the settings of the new water heater can be made, or values are read out.
• Fig. 12 shows the circuit diagram for the water heater (103) with so-called snubber circuit, to avoid high turn-on / trip peaks with 3-phase star connection, controlled by PWM, all 3-phases are driven simultaneously to overloads individual phases Prevent the power supply, with the protection, or as a backup a thermal bimetallic fuse (1 6) which is activated at> 60 ° C, the power supply via the 3-phase (5,6,7) to the load, or to the heating elements with black radiators (300) in the flow channels (210, 21 1, 212) via connecting lines (77, 78) electrically isolated.
• a humidity sensor in a further embodiment also a known pressure sensor for a galvanic isolation to the load.
• Fig. 13 shows the further development of the beam body element EP 12761704.1 and US2015341987 (AI) of the applicant in the form of a black body (330) with resistor segments (310) each at the contact points between the resistor segment (310) and copper tube (328) of a heat conductor with black spotlights (300) is covered with a galvanic copper thin layer (315) and forms a black radiator (330) with reduced contact resistance, connected with crimping (331) in an electrically conductive manner to the copper tube (328).
• AI beam body element EP 12761704.1 and US2015341987
• the resistor wire used defined resistance of a suitable alloy is first copper-plated, preferably coated with a copper thin film (315), cut in a further length in a defined length in resistor segments (310), then the black body (330) consisting of copper tubes (328) by Crimping (331) in a further embodiment brazing or NOTEschweis- sung (332) with the coppered resistor segments (310) electrically conductive air and waterproof connected, after which the copper layer (315) removed by etching away with a suitable etchant from the resistor segments (310) is changed, whereby by known suitable etchant, the selected resistance alloy (310), eg nickel-chromium is not attacked changed.
• the black body (330) of copper is etched, cleaned, and improved and prepared for adhesion to the subsequent dielectric and insulating coating (325). For certain alloys that require an additional bond coat for copper plating, this procedure is not applicable.
• the etching is carried out in an etching cuvette (350) as shown in FIG. 14, advantageously made of acid-proof plastic.
• the cuvette tray (351) with electrical connections (360), is equipped with several heating conductors (300) via current-conducting spring train (352) serially and / or parallel electrically conductive.
• the etch cuvette (350) is filled up with a suitable etchant for copper.
• the cuvette tray (351) is raised and lowered several times at the time intervals on the handles (354) to move the etchant and accelerate the etching process. Due to the micro-copper layer, the etching process takes only a short time.
• the heating conductors (300) are cleaned with water. After washing, the heating conductors (300) are heated briefly to 80-100 ° C. for drying, after which the heating conductor (300) can be coated with a dielectric thin coating (325). 14 shows the structurally identical coating dish (350).
• the coating of the heating conductor (300) with dielectric coating (325) is preferably carried out in a dipping process, or spray, spray process in a known manner.
• the cuvette tray (351) is such that at least 1, preferably a plurality of heating conductors (300) of a certain length by means of current-conducting Federzugs (352) electrically tensioned and fixed and by lowering or immersing the tray (351) in the cuvette (350) can be coated simultaneously.
• the heating conductors (300) are integrated by electrical connection (360) in the tray (351), heated to ⁇ 250 ° C, after which the layer (325) dries shortly. While the layer (325) is cured at the heating conductor (300), if necessary, it can be effortlessly removed from the cuvette tray (351) again by means of a water jet.
• the applied insulating and kalkab dode known dielectric layer (325) in a further embodiment layer on a water glass base withstands a temperature of about 1000 ° C. After the coating has hardened, the coated heating conductor (300) can be threaded into the flow channel (210, or 21 1, 212) and assembled.
• a preferred simpler and less expensive coating by spraying at least 1, preferably a plurality of heating conductors (300) of a certain length by means of spring tension (352) electrically conductive on one of the cuvette tray (351) Fig. 14, or identical frame stretched, wherein the heating conductor (s) with black radiators (300) are already heated during the application of the layer (325).
• the layer (325) is heated directly to ⁇ 250 ° C via the heating conductors (300), followed by it soon hardens and the coated heating element with black emitters (300) can be further processed.
• the clamping frame corresponds to the cuvette tray (351) with electrical connections by means of current-conducting spring pull (352) but without handles (354) as shown in Fig. 14.
• Fig. 15 shows a magazine (700) defined dimensions and receptivity, preferably made of sheet metal, for the first manufacturing process for the semi-automatic production of a heat conductor (300) with black emitters with exactly cut tubes (328), preferably made of copper filled becomes, with which the black radiators (330) of defined dimensions are formed.
• the magazine (700) is formed with a filling container (770) of defined dimensions for a larger number of copper tubes (328) as shown in FIG. 16.
• the magazine (700) is fastened to a crimping machine via receptacles (740) and (741) to the left of the crimping tool (790), whereby the receptacles (740) and (741) can be modified for different crimping machine models and look different.
• the guide tube (704) of the magazine (700) is clamped in the U-profile (712), which is well fixed via the attachment (718) on the bottom plate of the crimping tool by means of fixing screw (719).
• the guide tube (704) can be designed both as a round tube ais in the form of a Kantrohres.
• a steel spring (710) of defined dimensions is fixed by soldering / welding / clamping / screwing (71 1), which extends directly into the guide tube (704), through which the tubes (328) be pushed through.
• the steel spring (710) presses on the copper tube (328) and prevents easy slipping and slipping so that the plunger (705) with stopper pin (701) to the stop (706) can be pushed into the tube (328), whereby a stop (31 1) is formed for the resistor segment (310).
• the dimensions of the magazine interior (703) are such that the inserted copper tubes (328) of defined dimensions arranged one above the other in a row and unhindered fall through its own weight both through the opening (708) in the guide tube (704) as well as the next copper tube (328) can move smoothly by its own weight, as shown in Fig. 15, when the lowermost, already with resistance segment (310) crimped copper tube (328a) is pulled out of the guide tube (704), and the plunger (705) with stopper pin (701) is brought back to the stop (707).
• the plunger (705) With the plunger (705) by pushing and pulling with stop pin (701) moves on its stop (706) and moved back to its stop (707), which is in the guide tube (704) tube (328) fits accurately pushed the crimping tool (790).
• the plunger (705) is formed with a stop pin (701) of defined dimensions and over a defined length corresponding to the dimensions of the copper tube (328) with a front part (312) having a smaller diameter, so that the front part (312) smoothly over the defined length in the tube to be crimped (328) extends, and so a stop (31 1) for the resistance segment (310) forms, with the front part (312) of plunger (705), the tube (328) on the Stop pin (701) is pushed to the stop (706) accurately on the crimping tool (790), where it, in order not to slip, is held by the steel spring (710).
• the stop (31 1) causes each by hand to stop (31 1) inserted resistance wire segment (310) is crimped equal or in the same length, so that the defined resistance of each heat conductor produced with black radiators (300 ) is the highest possible.
• the stop (706) and stop (707) is formed by an opening (709) by means of elongated hole of defined dimensions on the underside of the guide tube (704), as shown in dashed lines in Fig. 18. After the crimping process, the tube (328a) crimped with resistance wire segment (310) is manually pulled out of the guide tube (704) on the resistance wire segment (310).
• the copper tubes (328) are manually inserted through the opening (708) in the guide tube (704) for the first step.
• Fig. 1 6 shows in another embodiment the magazine (700) from the front side with suspension and fasteners (740, 741) and a refill container (770) defined dimensions for a larger number of tubes (328) by gravity in move up the interior (703) of the magazine (700).
• Fig. 1 shows a schematic representation of the steel spring (710) which is fixed to the guide tube (704) by soldering / welding / clamping / screwing (71 1) and through the opening (715) directly through the guide tube (704) reaches where it exerts a defined pressure on the tube (328).
• the attachment (718) has at the upper end a U-profile (712), in which the guide tube (704) is clamped and fixed.
• the steel spring (710) is fixed by welding, clamping or riveting, even screwing.
• Fig. 18 shows the guide tube (704) of defined dimensions with opening (715) and opening (708) through which the copper tubes (328) in the guide tube (704) reach, and the opening (709) in dashed lines, the forms the stop (706) and stop (707) for the plunger (705).
• Fig. 19 shows a magazine (750) of defined dimensions which is mounted via receptacles (740) and (741) on the right side of the crimping tool (790) of a crimping machine, wherein the receptacles (740) and (741) for various Crimping machine models can be changed so that the magazine (750) can be fixed well.
• the magazine (750) has the same internal dimensions as magazine (700).
• the front side also has a breakthrough (751) through which the resistor segments (310) protrude while the tubes (328a) of the semi-finished radiators (330) are inside the magazine (750).
• the tubes (328a) crimped with resistor segments (310) are inserted into the magazine (750) from above so that the resistor segments (310) protrude through the aperture (751) as shown in FIG.
• the guide tube (704a) is arranged on the underside, wherein the steel spring (710a) is arranged by soldering / welding / clamping / screwing (71 1 a) through the opening (715a) so that it projects out of the guide tube (704a), and by a defined pressure on the tube (328a) holds this for the crimping process.
• the breakthrough (721) on the guide tube (704a) is designed so that the tube (328a) with resistance segment (310) can freely fall into the guide tube (704a) to move from the plunger (705a) with stop pin (702) and transport tip (313 ) to stop (706) by hand, in a further embodiment automatically driven by the transporter of the crimping machine, is advanced through the guide tube (704a) to the copper tube (328a) disposed on the tool (790), as shown schematically in Fig.
• the resistance segment (310) for a the copper tube (328a) extends through the crimp (331) to produce the copper tube (328a) with resistor segment (310) to the black radiator (330) whose defined number of black radiators (330) and resistor segments (310) finished heating conductor with black radiators (300) forms.
• Fig. 20 shows the magazine (750) in section from the front side with receptacles (740) and (741) and breakthrough (751) through which the resistance segments (310) protrude while the tubes (328a) inside the magazine ( 750) and fall through the opening (721) in the guide tube (704a) of defined shape and dimensions.
• Fig. 21 shows the last operation for producing the heating conductor with black radiators (300).
• the guide tube (704b) with steel spring (710a) is fixed on the U-profile (712b) and firmly screwed to the mounting plate (718) via the fixing screw (719) on the bottom plate of the crimping tool (790).
• the steel spring (710b) is fixed to the guide tube (704b) by soldering / welding / clamping / screwing (71 1 b) and extends directly through the input tube opening into the guide tube (704a) where the finished black radiator (330) of the heating conductor (70). 300) is pushed in and held by the steel spring (710b).
• the guide tube (704b) serves here as a holder for the crimping process and at the same time as a so-called scraper, so that the crimped tube (328a) can not be pulled up by the crimping tool (790).
• the resulting heating element with blasting element (s) (300) is manually drawn through the guide tube (704b) until the tube (328a) is flush with the crimping tool (790).
• the next tube (328a) with resistance segment (310) is pushed ahead into the prepared tube (328a) by means of a plunger (705a) with transport tip (313), the stop (706 ) determines the exact active length of the resistor segment, or the defined length extends into the tube (328a).
• copper leads (270, 271) of defined dimensions are crimped to both ends of the heat conductor with black emitters (300), after which the heat conductor (300) as described in FIGS. 13 and 14, in further embodiments for brazing and / or Spot welding, or free etching of the resistor segments (310) and / or a dielectric coating (325) is further treated.

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• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Thermal Sciences (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Resistance Heating (AREA)
• Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)

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Citations (1)

• 2017
  • 2017-09-30 DE DE112017008104.1T patent/DE112017008104A5/de not_active Withdrawn
  • 2017-09-30 WO PCT/DE2017/100837 patent/WO2019063030A2/fr active Application Filing

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