CN1690587A - Water heater, especially hot water accumulator - Google Patents
Water heater, especially hot water accumulator Download PDFInfo
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- CN1690587A CN1690587A CNA2005100700014A CN200510070001A CN1690587A CN 1690587 A CN1690587 A CN 1690587A CN A2005100700014 A CNA2005100700014 A CN A2005100700014A CN 200510070001 A CN200510070001 A CN 200510070001A CN 1690587 A CN1690587 A CN 1690587A
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- pipe
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- water heater
- lock piece
- water pipe
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- 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
- F24H9/00—Details
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
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- Engineering & Computer Science (AREA)
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- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
- Pipe Accessories (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention relates to a water heater, especially hot water storage tank and hose connecting part.
Description
Technical field
The present invention relates to a kind of water heater, especially the hot water accumulator of boiler (Boiler) form.
The invention still further relates to the water heater of continuous heaters and calorifier form.
Background technology
DE 85 01 437 U1 have described a kind of suspension arrangement that is used for water heater.
DE 36 07 094 C2 have described a kind of continuous heaters that hangs on the wall.
Summary of the invention
The task that will solve by the present invention is to construct water heater good and cheaply.
According to the present invention, a kind of water heater has been proposed, especially hot water accumulator, comprise one can electrically heated container, this container has two water pipes, one of them water pipe is used as the input pipe of fresh water and the discharge pipe that another water pipe is used as hot water, it is characterized in that: fix one and be used for pipe joint that this water pipe is connected with waterpipe on the tube end away from container of at least one water pipe, wherein this pipe joint has one and can insert the tubulose plug portion in this water pipe and have a waterpipe coupling part in side in contrast.
In addition, also will reach the simplification of water heater assembling by the present invention.
Further feature of the present invention comprises in the following description.
Advantageously, this water heater has a housing, and this housing has two open-works, and wherein each open-work is facing to corresponding water pipe distolateral and allow from hull outside pipe joint to be passed and insert the water pipe end and form being connected of water-stop with the water pipe end thus.Advantage is: can install simply.
Advantageously, on the circumference of plug portion, be configured with a groove at least perpendicular to the plug longitudinal extension, this groove is especially aimed at the slot that longitudinally constitutes perpendicular to pipe in corresponding water pipe, so that what a lock piece can be inserted in this slot and the described groove, this lock piece stops pipe joint moving axially with respect to water pipe.Advantage is: good and cheap, install simple.
Advantageously, in water pipe, be configured with two slots that are in end opposite on the diameter each other.Advantage is: the installation free degree is big.
Advantageously, at least one groove extends around the whole circumference of plug portion circlewise.Advantage is the installation of not depending on the anglec of rotation: even pipe joint also is rotatably supported in the open-work of housing in Interlock Status.
Advantageously, this pipe joint is made up of rubber or plastics fully, or its plug portion is made up of rubber or plastics and the waterpipe blank area is made up of metal at least, wherein rubber or plastic shaping on the waterpipe blank area, preferably injection moulding or be cast on the waterpipe blank area.Advantage is: good and cheap, the life-span is long.
Advantageously, pipe joint has a polygon outer peripheral face shape by the section that stretches out in the water pipe, is used to cooperate an instrument, what a nut spanner.Advantage is: the installation torque when connecting waterpipe can not be delivered on the water pipe of water receptacle.
Advantageously, this lock piece is a latch, and it can move between perpendicular to the lock position of managing on the direction longitudinally unlocked position and the groove that overlaps with this slot of a slot that is coupled to water pipe and pipe joint in a slot that is unworthy of being incorporated into water pipe and pipe joint and groove that this slot overlaps.Advantage is: good and cheap, reliable, can install simply.
Advantageously, spigot surface being set is used for perpendicular to pipe longitudinal direction ground guiding latch.Advantage is: be easy to install.
Advantageously, this lock piece is arranged in the open-work of a housing parts movably and can be booked in hull outside, is used for making this lock piece to move between the position of the position of a groove that does not insert slot and align with it and insertion slot and groove.Advantage is: can install simply.
Advantageously, this lock piece be one with device feature, be preferably housing wall, be preferably the parts that the device rear wall is integrally made, preferably be made of plastics with injection moulding method or other method, wherein between device feature and lock piece, be provided with at least one and constitute the predetermined brace that divides breakpoint, this brace is configured to be easy to by disjunction, be preferably be easy to be fractureed, by tear fracture or be cut off, so that lock piece can be regulated with respect to device feature.Advantage is: good and cheap, parts can not lost, and only need to do rear supply for a product.
Advantageously, this lock piece be one with device feature, be preferably housing wall, be preferably the parts that the device rear wall is integrally made, preferably with injection moulding method or other method is made of plastics and lock piece is connected with the camber member of housing parts by a flexibility, this camber member be one with lock piece and housing parts parts made in one piece, wherein camber member allows the relative housing parts motion of lock piece.Advantage is: good and cheap, parts can not lost, and only need to do rear supply for a product.
According to the present invention, propose a kind of housing wall, be preferably used in the device rear wall of the water heater of an above-mentioned scheme, wherein, it is made of plastics the parts of an integral body, the most handy injection moulding method manufacturing together with the lock piece of above-mentioned a kind of scheme and/or flexible arcuate tab.Advantage is: good and cheap, parts can not lost, and rear supply is reduced on the product.
According to the present invention, a kind of pipe joint that is used for basis with the water pipe of the water heater of the next item up scheme has also been proposed, wherein this housing wall has: an end section that is used for the tubulose plug portion form of its distolateral insertion water pipe; One in end section opposition side, waterpipe coupling part form; And one between these two sections, preferably on an end section, be used for an instrument, be preferably the polygon outer peripheral face that the nut wrench cooperates.Advantage is: this plug portion can rotate in water pipe under the torque and can not break thus certain installation; Can use an instrument for avoiding this rotation.
Advantageously, this plug portion also is made of plastics by plastics and preferred polygon outer peripheral face and the waterpipe coupling part is made of metal, and wherein plastics are molded on the waterpipe coupling part by the watertight feud with being molded over, being preferably injection or cast.Advantage is: wear-resistant, and reliable operation.
Advantageously, this waterpipe coupling part has a screw thread.Advantage is: reliable operation.
According to the present invention, a kind of method that is used to make the housing wall of water heater has also been proposed, wherein, this housing wall and at least one, be preferably two lock pieces and preferably manufacture the parts of an integral body, and wherein integrally mold predetermined minute foregoing, as to make that lock piece and housing wall be connected separably breakpoint and/or foregoing camber member with housing wall simultaneously with injection moulding method by plastics.Advantage is: can make at an easy rate.
Description of drawings
Following the present invention describes the present invention with reference to the accompanying drawings and by preferred implementing form as an example, and the present invention is not limited.Expression in the accompanying drawings:
Fig. 1: according to a water heater of the present invention, the rearview of the device rear wall of hot water accumulator (boiler) preferably,
Fig. 2: the perspective view shown in the part of device rear wall among Fig. 1,
The perspective view of a latch of device rear wall among Fig. 3: Fig. 1 and 2,
Fig. 4: according to the water pipe (input or discharge) of the hot water accumulator shown in the part of the present invention, the rearward end that wherein especially can see latch among Fig. 3,
Fig. 5: according to the longitudinal section enlarged drawing of a pipe joint of the present invention,
Fig. 6: according to the perspective view of 1: 1 ratio of this pipe joint of the present invention,
Fig. 7: according to general diagrammatic sketch not to scale (NTS), the partial vertical cross section of the water heater of a hot water accumulator of the present invention (boiler) form,
Fig. 8: before installing according to two pipe joints according to the present invention, according to the rear perspective of water heater of the present invention,
Fig. 9: be inserted into the perspective view of the water heater of back, Fig. 8 in the water pipe of water heater of Fig. 8 at pipe joint.
The specific embodiment
The back side (lateral surface) of the device rear wall 2 of an electric heater of Fig. 1 in the accompanying drawing and 2 expression hot water accumulator (boiler) forms.This device rear wall 2 is integral plastics parts, and it for example uses injection moulding process, blow moulding (Blasverfahren) or other forming method to make.Rear wall the first half and rear wall the latter half each other mirror-symmetrical ground, constitute in the same manner, but except one go up at an arbitrary position with device rear wall 2 integrally by the suspender 4 of plastic shaping and except at least one, best two latches 6, these latches are built on the end section 8 of device rear wall 2.When this water heater was the device of a table top below that has the cold water inlet pipe that protrudes upward and a hot water discharge pipe, end section 8 can be the upper end section according to Fig. 1 and 2; Maybe turn over 180 ° when being placed upside down when device rear wall 2, at this moment water heater is that the device of a table top top and its cold water inlet pipe and its hot water discharge pipe are stretched downwards by hot water tank, and this end section 8 is the bottom section.The other end section 9 of device rear wall 2 is positioned at the below of Fig. 1 and Fig. 2.Suspender 4 is positioned at the lateral surface (back side) of device rear wall and at any time is easy to be touched on these household electrical appliance of making thus.
Two latches 6 with device rear wall 2 by the moulding of plastic monoblock ground and with install rear wall 2 by at least one, for example two or more thin braces 10 are easy to be connected dividually in the latch receiving port 12 of rear wall 2.Brace 10 constitutes predetermined branch breakpoint, and latch 6 can easily separate with rear wall 2 on these minutes breakpoints, for example is easy to be cut off or is easy to fractureed.Each latch 6 runs transverse through one of these latch receiving ports 12 and extends.Disconnecting back latches 6 at brace 10 can move perpendicular to device rear wall 2 ground in latch receiving port 12, so that be coupled on one or more other device features and make these parts reciprocal interlockings thus.And but latch 6 can keep being connected of relative motion with device rear wall 2 by an arcuate tab 14 after brace 10 separates.When can making in device rear wall 2 and latch 6, this arcuate tab 14 produces by a plastics input channel in the injection molding.
Fig. 4 represents a water pipe 20 shown in the analysis, and it is a cold water inlet pipe or a hot water discharge pipe of the hot water tank of being done by plastics of water heater.Inserted a pipe joint 24 in the end 22 of water pipe 20, this pipe joint is contained in the pipe 20 hermetically by one 0 type circle 26.This pipe joint 24 has a circumferential groove 28 (or a plurality of circumferential groove 28), this circumferential groove and water pipe 20 two each other on diameter the slot 30 of end opposite align.
Latch 6 was had no progeny at its predetermined disjunction brace in 10 minutes, position among Fig. 1 and 2 continues to move forward relatively in latch receiving port 12, and do not leave rear wall 2, so that these U-shaped legs 18 of a latch 16 are interted sidewards in the slot 30 of the circumferential groove 28 of pipe joint 24 and water pipe 20, so that pipe joint 24 interlocks mutually with water pipe 20, as shown in Figure 4.
This device rear wall 2 has a plate part 32, and it has defined a wall plane on the device rear side.
Two for example the wall raised portion 34 of box-like form out highlightedly backward by plate part 32.This two wall raised portions 34 are parallel to each other and be separated with distance ground and extend, and constitute the center-aisle 36 of, a bottom-up extension 32 that limit by them and plate part thus between them.On reaching under the wall raised portion 34, on the one hand, install rear wall 2 and have a respectively transverse area 38-1 and 38-2 who extends on these device rear wall 2 whole width between this wall raised portion and the upper end 40 and on the other hand between this wall raised portion and lower end 42.
The Lower Half of following transverse area 38-1 and center-aisle 36 has constituted one and has stowed space 36,38-1; And the first half of going up transverse area 38-2 and center-aisle 36 constituted and stowed space 36 on one, and 38-2 respectively stows the overlength part that the space is used to place a power connection cable 44.This power connection cable 44 has a front side at device rear wall 2 and is connected an end and the end that power connecting plug 46 is set on the electric heating body.If one stows insufficient space receiving the timesharing of a cable surplus length portion, this power connection cable 44 can pass passage 36 and be placed on two simultaneously and stow in the space.
The unshowned electric heating body of this water heater always is arranged in the device lower part.Set in Fig. 1 and 2, this water heater is the device of a table top below, and its cold water inlet pipe and its hot water discharge pipe are extended upwardly by hot water tank.Therefore latch 6 is arranged in the upper end region 8 of device rear wall 2 in Fig. 1 and 2.Must turn over 180 ° for same device rear wall 2 as the device fashionable dress postpone wall 2 of table top top and be placed upside down, so that latch 6 and end regions 8 and transverse area 38-2 be positioned at the below, and above the transverse area 38-1 shown in below in Fig. 1 and 2 is positioned at.For with the front side (device inboard) of power connection cable 44 through device rear wall 2, this device rear wall 2 both also respectively had been provided with a port 48 and 50 that is used for this power connection cable 44 in the top in its lower end.Under the situation of installing below the table top shown in this water heater, power connection cable 44 passes lower port 48.Under device rear wall 2 overturn 180 ° situation, another port 50 is positioned at the lower end and cable 44 passes this other, present lower port 50.
Be configured with a plurality of ribs that stretch out backward 52 and 54 in center-aisle 36 on plate part 32, wherein per two ribs 52,54 are configured for the cable clip of power connection cable 44 together. Rib 52 and 54 respectively extends in rear wall transversely abreast.One in right two ribs of each rib is preferably on its rib end and is bent, and is used for determining that the loop line shape of power connection cable 44 is arranged.Common two the right ribs 52,54 of rib that constitute a cable clip preferably have a distance each other, and this distance is less than the diameter of power connection cable 44, and they constitute a retaining clip thus. Rib 52 and 54 center-aisle 36 vertically on front and back parallel to each other one after the other arrange.Rib 52 between cable clip adjacent one another are 52,54 or 54 can belong to two cable clips, and consequently per three rib 52-54-52 that follow each other or 54-52-54 constitute two cable clips together.
According to a preferred form of implementation of the present invention, in each end of center-aisle 36 each with device rear wall 2 integrally be configured with at least one, best two other cable clips 56,58, each is for example by two ribs that stretch out backward from plate part 32 or arcuate tab 56 and 58 is formed and above-mentioned relatively rib 52 and 54 is arranged obliquely or vertically and constituted the corresponding inclination of relative rib or vertically arrange cable clip in them.These other cable clips 56,58 preferably are to press from both sides width in cable size equally, and they also are configured for the retaining clip of power connection cable 44 thus.
A preferred implementing form according to the present invention has been determined the cable arrangements path of a U-shaped, and in this deposition path, the cable clip 52,54 in the zone line of passage 36 is positioned on the bridge part of U-shaped and cable clip 56,58 is positioned on the shank of U-shaped.
These cable clips 52,54,56,58 also can be other structure certainly, for example constitute hook-type and/or indentation or determine the cable arrangements path of other shape.
These wall raised portions 34 constitute plate part 32 on the device rear wall 2 and unshowned device fixation wall, the interval keeper between building walls for example.What this unshowned device fixation wall had constituted rear portion opened thus stows space 36,38-1 and 36, the rear side boundary wall of 38-2.
On the opposite end section of wall raised portion 34, respectively be configured with one and hang edge 60, be preferably a form that hangs slot, be used for and install rear wall 2 and thus whole water heater to be hung over screw or the hook that is fixed on the device fixation wall.These wall raised portions 34 respectively have a directed relative to one another suspension edge 62 on them and in the section of bottom in addition, are used for device rear wall 2 is reached the hook portion 64 that thus whole water heater is hung over suspender 4.
This suspension edge 60 and/or 62 can be formed on the plate part 32 or preferably be formed in reference to the accompanying drawings on hook-type, contact pin shape or the arc suspension ledge 65.These hang that ledges stretch out backward from plate part 32 horn shape ground and then downwards towards the direction of rear wall centre but extend to away from heart the rear wall on the position of top of center of gravity central authorities of device rear wall 2.In four suspension ledges 65 shown in Figure 1, arrange towards ground mutually for per two, also can be draped so that device rear wall 2 turns over 180 °.Hanging ledge 65 also is spacer, and it can be supported on the device suspension wall and keep at a distance so that plate part 32 hangs wall with device.
This suspender 4 is integrally manufactured with device rear wall 2 and predetermined divide the brace 66 of breakpoint to be easy to and to install rear wall 2 disjunctions ground by constituting, preferably fracture or be easy to be connected with cutting off.Suspender 4 has a flat strips part 67 and respectively has a hook portion 64 at its two ends and fixing hole 68 and 70, preferably at least one is elongated hole 68 and/or 70 in these fixing holes, this suspender 4 is at brace 66 after rear wall 2 separates with device, can be fixed on the device fixation wall by these holes, preferably can be screwed on the device fixation wall by screw.Elongated hole 68 and 70 is preferably each other in arranging squarely.These elongated holes are the fixing hole of compensation arrangement fixation wall and the size inaccuracy of fixture easily, and this fixture for example is the screw in the boring of device fixation wall.This device fixation wall is generally a building wall.
Suspender 4 can have any suitable shape, for example is a wall hook or the wall hanging (Wandb ü gel) with one or more hook portions, can hang the hook portion into water heater in this wall hanging.
This device rear wall 2 has and its integrant part 72 on its device front side (device is inboard), is used for the erecting device parts and/or is used for fixing a device cover.
According to a preferred implementing form of the present invention, pipe joint 24 is made up of the end section of a tubulose plug portion 24-1 form and the opposition side end section of a waterpipe coupling part 24-2 form.Plug portion 24-1 preferably is made up of plastics and the most handy injection moulding process or with other plastic shaping method manufacturing.Waterpipe coupling part 24-2 preferably is made up of metal and the plastics of plug portion 24-1 are injected into type or are cast on the 24-2 of waterpipe coupling part, makes two part 24-1 and 24-2 in that axially, radially reach on the direction of rotation each other can not relative motion and the watertight feud interconnected thus.
This waterpipe coupling part 24-2 can be provided with an internal thread or an external screw thread 80, is used to screw on a threaded collar, and this threaded collar makes pipe joint 24 and a water pipe, for example a flexible pipe or a hard tube are connected.
Because plug portion 24-1 has the circular outer perimeter face, when waterpipe coupling part 24-2 is connected with water pipe, exist the danger that it rotates in water pipe 20.In order to prevent this rotation, in these two parts one preferably is provided with a polygon outer peripheral face 82 in the zone of plug portion 24-1 between two grafting part 24-1 and 24-2, is used for cooperating with an instrument, preferably the nut wrench.If when water pipe 20 antitorque the commentaries on classics ground of pipe joint 24 and hot water tank are connected, can have such danger, promptly the power of generation can make pipe joint fracture on water pipe 20 when being fixed on water pipe or attaching nut on the 24-2 of waterpipe coupling part.
A single circumferential groove 28 also can only be set replace a plurality of circumferential grooves 28, be used to receive latch 6.When being provided with a plurality of circumferential groove 28 according to Fig. 5 and 6, pipe joint 24 can be interlocked on the different depth in pipe 20 and/or the circumferential groove 28 that do not inserted by latch 6 can be by being formed in the effect that circumferential rib 84 between the circumferential groove plays labyrinth.
Fig. 7 summarily reaches the water receptacle 88 that one of not to scale (NTS) ground expression has the discharge pipe 20-2 of the input pipe 20-1 of fresh water or cold water 90 and hot water 92 by the general diagrammatic sketch of the not to scale (NTS) of the water heater of a hot water accumulator (boiler) form.Fresh water or cold water 90 flow in the water receptacle 88 and with hot water 92 wherein by input pipe 20-1 and are extruded by discharge pipe 20-2 when a unshowned tap is opened.Water pipe 20 among Fig. 2 is represented input pipe 20-1 and discharge pipe 20-2.
Two water pipe 20-1 and 20-2 in end section respectively the watertight feud be inserted into a pipe joint 24 and each pipe joint is interlocked with corresponding water pipe 20-1 and 20-2 mutually by a latch 6.In Fig. 7, only can see the anterior end of the x-leg 18 of latch 6.
The anterior end 114 away from water receptacle 88 of each water pipe 20-1 of this water receptacle 88 and 20-2 faces toward an open-work 116, and this open-work is formed in the tubulose plug portion 24-1 that reaches in the wall part 110 greater than respective tube joint 24.Pipe joint 24 has a ring 120, and this ring lies on the bore edges of housing parts 110 round open-work 116 ground.
In water receptacle 88, an electric heating body 122 is positioned on the dark as far as possible appropriate location, and this electric heating body has the suitable electrical connector 124 and 126 in the water receptacle outside.
Fig. 8 and 9 represents that according to a water heater 130 of the present invention, the open-work 116 that wherein is used for two pipe joints 24 is formed in the tegmental wall 110 of a protecgulum 132 with dwindling, and the rear side of this water heater is by rear wall 2 closures.
The assembling of this water heater 130 is preferably carried out as follows:
At first water receptacle 88 and insulator 112 are installed in the front side of housing rear wall 2.Then protecgulum 132 is placed into rear wall 2 and fixed thereon from the front.Then pipe joint 24 is passed among the water pipe 20-1 and 20-2 of water receptacle 88 that open-work 116 is inserted into Fig. 7 according to the arrow among Fig. 8 134.This pipe joint 24 is by locking part or lock piece, preferably the parts of described latch 6 forms are interlocked mutually with the water pipe 20-1 and the 20-2 of water receptacle 88 then.Replace latch 6 according to another form of implementation also available elastic bow-shaped or turn or like.But be to use latch 6 in the preferred form of implementation.
Claims (17)
1. water heater, especially hot water accumulator, comprise one can electrically heated container (88), this container has two water pipe (20-1,20-2), one of them water pipe is used as the input pipe of fresh water and the discharge pipe that another water pipe is used as hot water, it is characterized in that: at least one water pipe (20-1, fix one on tube end 20-2) and be used for pipe joint (24) that this water pipe is connected with waterpipe away from container (88), wherein this pipe joint (24) has one and can insert this water pipe (20-1,20-2) the tubulose plug portion (24-1) in and have a waterpipe coupling part (24-2) in side in contrast.
2. according to the water heater of claim 1, it is characterized in that: this water heater has a housing (2,132), this housing has two open-works (116), wherein (20-1, pass pipe joint (24) to insert the water pipe end from hull outside and also form being connected of water-stop with the water pipe end thus by distolateral and permission 20-2) facing to corresponding water pipe for each open-work.
3. according to one water heater in the above claim, it is characterized in that: on the circumference of plug portion (24-1), be configured with a groove (28) at least perpendicular to the plug longitudinal extension, this groove especially with at corresponding water pipe (20-1, the slot (30) that longitudinally constitutes perpendicular to pipe 20-2) is aimed at, so that what a lock piece (6) can be inserted in this slot (30) and the described groove (28), this lock piece stops pipe joint (24) with respect to water pipe (20-1, moving axially 20-2).
4. according to the water heater of claim 3, it is characterized in that: (20-1 is configured with two slots (30) that are in end opposite on the diameter each other in 20-2) at water pipe.
5. according to the water heater of claim 3 or 4, it is characterized in that: described at least one groove (28) extends around the whole circumference of plug portion (24-1) circlewise.
6. according to one water heater in the above claim, it is characterized in that: this pipe joint (24) is made by rubber or plastics fully, or its plug portion (24-1) is made by rubber or plastics and waterpipe blank area (24-2) is made of metal at least, wherein this rubber or plastic shaping on this waterpipe blank area, preferably injection moulding or be cast on this waterpipe blank area.
7. according to one water heater in the above claim, it is characterized in that: this pipe joint (24) (20-1, the section that 20-2) stretches out have a polygon outer peripheral face shape, are used to cooperate an instrument, what a nut spanner by water pipe.
8. according to one water heater in the claim 3 to 7, it is characterized in that: this lock piece (6) is a latch, it can be unworthy of being incorporated into water pipe (20-1 at one on the direction perpendicular to managing longitudinally, unlocked position in the groove (28) that overlaps with this slot of slot 20-2) (30) and pipe joint (24) and one are coupled to water pipe, and (20-1 moves between the lock position in the groove (28) that overlaps with this slot of slot 20-2) (30) and pipe joint (24).
9. water heater according to Claim 8 is characterized in that: spigot surface (102,104,106) is set is used for perpendicular to pipe longitudinal direction ground guiding latch (6).
10. according to one water heater in the claim 3 to 9, it is characterized in that: this lock piece (6) is arranged in the open-work (12) of a housing parts (2) movably and can remains on the hull outside, is used for making this lock piece (6) to move between the position of the position of a groove (28) that does not insert slot (30) and aim at it and insertion slot (30) and groove (28).
11. according to one water heater in the claim 3 to 10, it is characterized in that: this lock piece (6) is one and a housing parts (2), be preferably housing wall, be preferably the parts that the device rear wall is integrally made, preferably be made of plastics with injection moulding method or other method, wherein between this housing parts (2) and lock piece (6), be provided with at least one and constitute the predetermined brace (10) that divides breakpoint, this brace is configured to be easy to by disjunction, be preferably and be easy to be fractureed, by tear fracture or be cut off, so that make lock piece (6) removable with respect to housing parts (2).
12. according to one water heater in the claim 3 to 11, it is characterized in that: this lock piece (6) be one with housing parts (2), be preferably housing wall, be preferably the parts that the device rear wall is integrally made, preferably be made of plastics with injection moulding method or other method, and this lock piece is connected with the camber member (14) of housing parts by a flexibility, this camber member be one with lock piece (6) and housing parts (2) parts made in one piece, wherein camber member (14) allows lock piece (6) to move with respect to housing parts (2).
13. housing wall, be preferably according to one the device rear wall of a water heater in the above claim, it is characterized in that: it with according in the claim 10 to 12 one lock piece (6) and/or be made of plastics whole parts, the most handy injection moulding method manufacturing with the camber member (14) of flexibility.
14. be used for the pipe joint according to the water pipe (20) of the water heater of above claim one, it is characterized in that: this pipe joint has: an end section that is used for tubulose plug portion (24-1) form of its distolateral insertion water pipe (20); One in end section opposition side, waterpipe coupling part (24-2) form; And one between these two sections, preferably on an end section, be used for and an instrument, the polygon outer peripheral face (82) that preferably cooperates with a nut wrench.
15. pipe joint according to claim 14, it is characterized in that: plug portion (24-1) is by plastics and preferred this polygon outer peripheral face (82) also is made of plastics and waterpipe coupling part (24-2) is made of metal, and wherein plastics are molded on the waterpipe coupling part (24-2) by the watertight feud with being molded over, being preferably injection or cast.
16. the pipe joint according to claim 14 or 15 is characterized in that: waterpipe coupling part (24-2) has a screw thread (80).
17. be used to make the method for the housing wall of water heater, it is characterized in that: this housing wall and at least one, be preferably two lock pieces (6) and preferably manufacture whole parts, and wherein integrally mold according to predetermined minute breakpoint (10) claim 11, that make that lock piece (6) and housing wall be connected separably and/or according to the camber member (14) of claim 12 with housing wall simultaneously with injection moulding method by plastics.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004020718A DE102004020718A1 (en) | 2004-04-28 | 2004-04-28 | Method for connecting water heater to water pipes using insert adaptors with a clip fitting and with conventional connections to the pipes |
| DE102004020718.6 | 2004-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1690587A true CN1690587A (en) | 2005-11-02 |
| CN1690587B CN1690587B (en) | 2012-08-01 |
Family
ID=35219854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100700014A Expired - Fee Related CN1690587B (en) | 2004-04-28 | 2005-04-28 | Water heater, especially hot water accumulator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1690587B (en) |
| DE (1) | DE102004020718A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT506308B1 (en) * | 2007-12-12 | 2009-08-15 | Vaillant Austria Gmbh | FASTENING DEVICE AND METHOD FOR CONNECTING HYDRAULIC LINES |
| DE102008020601A1 (en) | 2008-04-24 | 2009-10-29 | Viessmann Werke Gmbh & Co Kg | Connector fitting for gas wall boiler, has interfaces formed as fluid-tight plug-in connections between hydraulic connection supports of heating device and hydraulic connections, where plug-in connections are provided with O-shaped rings |
| DE102018113971A1 (en) * | 2018-06-12 | 2019-12-12 | Rational Aktiengesellschaft | Water distributor for a cooking appliance, assembly with such a water distributor and an extension part and cooking appliance with such a water distributor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8501437U1 (en) * | 1985-01-21 | 1985-04-18 | Stiebel Eltron Gmbh & Co Kg, 3450 Holzminden | HANGING DEVICE OF A HOT WATER UNIT |
| DE3607094A1 (en) * | 1986-03-05 | 1987-09-10 | Stiebel Eltron Gmbh & Co Kg | Flow heater (instantaneous water heater) housing |
| AT386881B (en) * | 1986-08-11 | 1988-10-25 | Vaillant Gmbh | CLUTCH PIECE |
| FR2664679B1 (en) * | 1990-07-13 | 1993-07-30 | Chaffoteaux Et Maury | IMPROVEMENTS ON MIXED CENTRAL HEATING BOILERS. |
| CN2086394U (en) * | 1991-01-02 | 1991-10-09 | 陈广生 | Fast water-heating unit |
| DE9410872U1 (en) * | 1994-07-07 | 1995-08-03 | Forbach Gmbh | Water heater |
| DE19861305B4 (en) * | 1998-05-29 | 2007-08-30 | BSH Bosch und Siemens Hausgeräte GmbH | Wall-mounted home automation device |
| CN2470741Y (en) * | 2001-01-21 | 2002-01-09 | 山东小鸭集团热水器有限公司 | High-safety water-storage electric water-heater |
| CN2557875Y (en) * | 2002-06-07 | 2003-06-25 | 宁波大拇指电器有限公司 | Insulation pipe joint for water-heater |
-
2004
- 2004-04-28 DE DE102004020718A patent/DE102004020718A1/en not_active Ceased
-
2005
- 2005-04-28 CN CN2005100700014A patent/CN1690587B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE102004020718A1 (en) | 2005-11-24 |
| CN1690587B (en) | 2012-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BSH HOME APPLIANCES CO., LTD. Free format text: FORMER NAME: BSH BOSCH SIEMENS HAUSGERAETE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Patentee before: BSH Bosch Siemens Household Appliances Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20210428 |