CN110454979B - Coil pipe fixed bolster, water tank and heat pump water heater in water tank - Google Patents

Coil pipe fixed bolster, water tank and heat pump water heater in water tank Download PDF

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Publication number
CN110454979B
CN110454979B CN201910797430.3A CN201910797430A CN110454979B CN 110454979 B CN110454979 B CN 110454979B CN 201910797430 A CN201910797430 A CN 201910797430A CN 110454979 B CN110454979 B CN 110454979B
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China
Prior art keywords
water tank
inner coil
coil pipe
pipe
shaped
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CN110454979A (en
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李炜
王磊
汪卫平
朱建军
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Zhejiang Zhongguang Electric Appliance Group Co Ltd
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Zhejiang Zhongguang Electric Appliance Group Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/06Arrangement of mountings or supports for heaters, e.g. boilers, other than space heating radiators

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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)
  • Supports For Pipes And Cables (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The invention provides a coil pipe fixing support in a water tank, the water tank and a heat pump water heater, and belongs to the technical field of heat pump water heaters. It has solved the easy fracture of prior art support, causes interior coil pipe harm scheduling problem. The inner coil pipe fixing support of the water tank is arranged on the inner side of the flange cover of the water tank and suspended in the inner container of the water tank, and the support assembly comprises a bottom support assembly for supporting the inner coil pipe, a plurality of longitudinal arrangement and the like which are arranged at intervals and are enclosed into at least one ring shape. The coil pipe fixed bolster, water tank and heat pump water heater in this water tank's advantage lies in: the fixing support is different from the existing support that only one rod piece is connected with the water tank flange cover, but a plurality of longitudinal supporting pieces which are formed by encircling are respectively connected with the water tank flange cover, so that the connection strength with the water tank flange cover is enhanced, and the inner coil pipe clamping piece is clamped with the radial outer side parts of the pipes on the end parts of the two ends of the inner coil pipe so as to avoid collision between the inner coil pipe and the fixing support and/or the water tank liner in the radial direction.

Description

Coil pipe fixed bolster, water tank and heat pump water heater in water tank
Technical Field
The invention belongs to the technical field of heat pump water heaters, and particularly relates to a coil fixing support in a water tank, the water tank and the heat pump water heater.
Background
The heat exchange water tank is generally divided into an outer coil heat exchange type and an inner coil heat exchange type, the coil fixing structure of the heat exchange water tank with a plurality of inner coils for heat exchange is simple, and some coils in the heat exchange water tank are not even supported and fixed, so that the coil of the water tank is easy to break; some of the coils are unreasonable in structure, and the coils collide with the inner container of the fixed bracket in the transportation process, so that the coils are broken; some coils and stainless steel are fixed and directly bound together, so that electrochemical corrosion is easy to produce. These unreasonable tank coil structures seriously affect the quality and life cycle of the product.
For this purpose, as shown in fig. 1 to 2, the bracket 2' for fixing the coil 4' is a single pipe, one end of the bracket is welded with the tank cover 1', and the other end is provided with a buckle 3' for clamping the coil 4', so that the possibility of collision between the coil 4' and the inner side of the tank shell can be reduced during the transportation of the tank, but because only one connection point between the bracket 2' and the tank cover 1' is arranged, the coil 4' arranged on the bracket 2' is in a suspended state, and the free end of the bracket 2' is a single pipe, the vibration with larger amplitude is easily generated during the transportation of the bracket 2', so that the coil 4' arranged on the bracket can also vibrate with larger amplitude along with the bracket 2', and the connection point between the bracket 2' and the tank cover 1' is easily broken, so that the suspended coil 4' falls on the inner side wall of the tank shell and collides with the bracket during the transportation.
Disclosure of Invention
The invention aims to solve the problems and provides the coil fixing bracket in the water tank, which is reasonable in design and solves the problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the invention relates to a coil pipe fixing bracket in a water tank, which is arranged on the inner side of a flange cover of the water tank and is suspended in a liner of the water tank, and is characterized in that: the bracket assembly comprises a bottom supporting assembly for supporting an inner coil and a plurality of longitudinal supporting pieces which are arranged at intervals and are longitudinally arranged in a surrounding mode to form at least one ring shape, wherein the longitudinal supporting pieces are used for sleeving inner coil clamping pieces for clamping the end parts of any end part of the inner coil in the central line direction, and all the longitudinal supporting pieces are arranged in parallel along the central line direction parallel to the inner coil; the bottom support assembly comprises at least one inner ring-shaped support piece, a plurality of radial support pieces are arranged on the outer side of the inner ring-shaped support piece at intervals along the radial direction of the inner ring-shaped support piece, one end of each longitudinal support piece is arranged on the inner ring-shaped support piece or the radial support piece, and the other end of each longitudinal support piece is connected with the inner side of the water tank flange cover.
When the number of the inner ring-shaped supporting pieces in the bottom supporting assembly is multiple, the sizes of the inner ring-shaped supporting pieces are different, all the inner ring-shaped supporting pieces are basically positioned in the same plane and are concentrically arranged, and the adjacent inner ring-shaped supporting pieces are connected through a plurality of radial supporting pieces which are arranged at intervals; when the number of the rings surrounded by the longitudinal supporting pieces in the bracket is a plurality of, the sizes of the rings are different and are concentrically arranged, and the sizes and the shapes of other rings in the outermost ring are basically the same as those of one corresponding inner ring supporting piece.
When the number of the rings surrounded by the longitudinal supporting pieces in the bracket is multiple, the number of the longitudinal supporting pieces on two adjacent rings is the same and the longitudinal supporting pieces are arranged in a one-to-one correspondence manner.
The inner ring-shaped supporting piece, the inner coil pipe and the water tank flange cover are concentrically arranged.
When the number of the rings surrounded by the longitudinal supporting pieces in the bracket is multiple, one end of the longitudinal supporting piece in the outermost ring is arranged on the opposite outer end of the radial supporting piece on the radial outermost side on the bottom supporting component one by one.
The base support assembly further comprises an outer ring-shaped support piece connected with the opposite outer ends of the radial support pieces positioned at the outermost radial side, and when the number of the rings surrounded by the longitudinal support pieces in the support is multiple, one end of the longitudinal support piece positioned in the ring-shaped outermost ring is arranged on the outer ring-shaped support piece.
Another object of the present invention is to provide a water tank, including a water tank liner and a water tank flange cover, wherein a fixing bracket for supporting an inner coil is provided on the inner side of the water tank flange cover, and the water tank is characterized in that: the fixing support is the inner coil fixing support of any one of claims 1 to 6, an inner coil clamping piece for clamping the end part of any end of the central line direction on the inner coil is sleeved on the longitudinal supporting piece in the fixing support, the inner coil clamping piece comprises a clamping seat made of an electric insulation material, at least two tube clamping grooves which are arranged at intervals are formed in one side face of the clamping seat, at least one mounting through hole for sleeving one supporting piece which is arranged in parallel with the central line direction of the inner coil in the fixing support is further formed in the part, which is arranged outside the tube clamping groove, of the side of the clamping seat, and at least one coil multi-hole buckle for separating adjacent tubes of the inner coil along the central line direction is arranged on the outer side of the inner coil.
The pipe clamping groove comprises an arc-shaped sub-groove which is positioned at the opposite inner part and used for clamping the radial outer side part of the pipe at the end part of the inner coil pipe, and an entering sub-groove which is positioned at the opposite outer part and is arranged in an inverted splayed shape and is convenient for the radial outer side part of the pipe at the end part of the inner coil pipe to enter, wherein the width of a notch at the joint of the arc-shaped sub-groove and the entering sub-groove is slightly smaller than the outer diameter of the pipe at the end part of the inner coil pipe; the arc-shaped grooves are matched with the shape and the size of the pipe on the end part of the inner coil pipe clamped in the arc-shaped grooves; the side surface of the clamping seat, on which the pipe clamping groove is arranged, is positioned between the adjacent pipe clamping grooves, and is also provided with spacing grooves, and the mounting through holes are arranged on the bottom of one or more of the spacing grooves; at least one of two parts which are adjacent to the outside in the front and back directions along the central line direction of the inner coil pipe on the side surface of the clamping seat and provided with the pipe clamping groove is provided with an L-shaped groove communicated with the outside; the bottom of the L-shaped groove is also provided with a mounting through hole; the groove depth of the spacing groove and the L-shaped groove is between 0.5 and 1.1 of the groove depth of the pipe clamping groove.
When the inner coil is a multi-layer coil arranged along the radial direction, each layer of the multi-layer coil is clamped with a corresponding pipe clamping groove in the clamping piece of the inner coil of the water tank; the number of the mounting through holes is at least 2, the number of the mounting through holes on the inner coil pipe clamping piece is the same as the number of the ring-shaped longitudinal supporting pieces, and all the mounting through holes are sleeved with one longitudinal supporting piece in different ring shapes one by one; each layer of coil pipes in the inner coil pipe is provided with at least one coil pipe porous buckle.
Another object of the present invention is to provide a heat pump water heater comprising a water tank as described above.
Compared with the prior art, the coil pipe fixed bolster, water tank and heat pump water heater in this water tank's advantage lies in:
1. the fixing bracket is different from the existing bracket that only one rod piece is connected with the water tank flange cover, but a plurality of longitudinal supporting pieces which are formed by surrounding at least one ring shape are respectively connected with the water tank flange cover, so that the connection strength with the water tank flange cover is greatly enhanced;
2. because the inner coil pipe is fixed by clamping the inner coil pipe clamping pieces sleeved on the longitudinal supporting pieces with the pipes at the two ends of the inner coil pipe, and the mounting mode of the coil pipe porous clamping buckles is to clamp adjacent pipes on the inner coil pipe along the central line direction one by one, the inner coil pipe can be mounted on the fixed bracket only by adopting a manual mode, the mounting is very convenient, the mounting efficiency is improved, and meanwhile, the mounting and dismounting during maintenance are also convenient;
3. the inner coil clamping piece is clamped with the radial outer side parts of the tubes on the two end parts of the inner coil to avoid collision with the fixed support and/or the water tank liner in the radial direction of the inner coil, so that the probability of deformation or even rupture of the inner coil possibly caused by severe collision in the transportation process is particularly reduced;
4. when the inner coil is a multi-layer coil arranged along the radial direction, each layer of the multi-layer coil is clamped with a corresponding pipe clamping groove in the clamping piece, so that contact or collision between adjacent layers in the multi-layer coil can be avoided;
5. the arrangement of the spacing groove and the L-shaped groove ensures that the pipe clamping groove provides an outward deformation space for the groove walls on two sides of the pipe clamping groove after being clamped into a pipe so as to improve the clamping force of the pipe clamping groove on the two end parts of the inner coil pipe, and in addition, the outward deformation of the groove walls on two sides of the pipe clamping groove is allowed to play a role in enhancing the buffering force of the inner coil pipe in a shaking state under the interference of external force so as to reduce the abrasion to the inner coil pipe directly, thereby being beneficial to reducing the cracking probability of the inner coil pipe, and the reverse splayed groove is convenient for entering the radial outer side part of the pipe on the end part of the inner coil pipe and finally entering the pipe clamping groove communicated with the inner coil pipe;
6. the setting that the number of installation through-hole is 2 at least makes interior coil pipe joint spare cup joint simultaneously on two at least vertical support piece, has strengthened the joint strength between interior coil pipe joint spare and the fixed bolster, has improved the stability that interior coil pipe joint spare and interior coil pipe are connected simultaneously, can not produce the condition that interior coil pipe joint spare rocked for the fixed bolster.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 provides a schematic structural view of a fixing bracket and a clamping member for fixing an inner coil in a water tank when the inner coil is not installed in the prior art.
Fig. 2 provides a schematic structural view of a conventional fixing bracket and a clamping member for fixing an inner coil in a water tank when the inner coil is installed.
Fig. 3 provides a schematic structural view of a fixing bracket for fixing an inner coil and an inner coil clamping member when the inner coil is installed as a double coil with an inner and outer layer structure in the embodiment of the invention.
Fig. 4 provides a schematic bottom view of fig. 3.
Fig. 5 provides a schematic diagram of the explosive structure of fig. 3.
Fig. 6 provides a schematic structural view of a fixing bracket in an embodiment of the present invention.
Fig. 7 provides a schematic structural view of a fixing bracket mounted on the inner side of a flange cover of a water tank in an embodiment of the present invention.
FIG. 8 provides a schematic cross-sectional view of a tank with an inner coil mounted as a dual coil with an inner and outer two-layer structure in an embodiment of the invention.
Fig. 9 provides a schematic front view of an inner coil pipe clamp according to an embodiment of the present invention.
Fig. 10 provides a schematic structural view of an inner coil pipe clamp according to an embodiment of the present invention.
In the figure, a water tank cover 1', a bracket 2', a buckle 3', a coil 4', a water tank liner 1, a water tank flange cover 2, an inner coil 3, an inner coil clamping piece 4, a clamping seat 400, a pipe clamping groove 401, a spacing groove 402, an arc-shaped sub-groove 403, a mounting through hole 404, an L-shaped groove 405, an entering sub-groove 406, a fixed bracket 5, a longitudinal support piece 501, an inner ring-shaped support piece 502, a radial support piece 503 and a coil pipe porous buckle 6.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
Example 1
As shown in fig. 3 to 8, the coil fixing bracket in the water tank is arranged on the inner side of the flange cover 2 of the water tank and is suspended in the liner 1 of the water tank, and is characterized in that: the bracket assembly comprises a bottom supporting assembly for supporting an inner coil 3 and a plurality of longitudinal supporting pieces 501 which are arranged at intervals and are longitudinally arranged in a surrounding manner to form a ring shape, wherein the inner coil 3 is of a single layer, the longitudinal supporting pieces 501 are used for sleeving inner coil pipe clamping pieces 4 for clamping the end parts of any end part of the inner coil 3 in the central line direction, and all the longitudinal supporting pieces 501 are arranged in parallel along the central line direction parallel to the inner coil 3; the bottom support assembly comprises an inner ring-shaped support member 502, a plurality of radial support members 503 are arranged at intervals on the outer side of the inner ring-shaped support member 502 along the radial direction of the inner ring-shaped support member 502, one end of each longitudinal support member 501 is arranged on the inner ring-shaped support member 502 or the radial support member 503, and the other end of each longitudinal support member 501 is connected with the inner side of the water tank flange cover 2.
The plurality of longitudinal supporting pieces 501 which are formed by surrounding at least one ring are respectively connected with the water tank flange cover 2, so that the connection strength with the water tank flange cover 2 is greatly enhanced.
Example 2
This embodiment is substantially the same as embodiment 1 except that: as shown in fig. 3, 5 and 8, the inner coil 3 is a double coil with an inner and outer layer structure, the number of the longitudinal supporting members 501 enclosed is two, the corresponding inner ring supporting members 502 are arranged concentrically, one end of the longitudinal supporting member 501 enclosed is welded on the inner ring supporting member 502, the other end is welded on the inner side of the water tank flange cover 2, one end of the longitudinal supporting member 501 enclosed is welded on the radial supporting member 503 corresponding to the inner ring supporting member one by one, the other end is welded on the inner side of the water tank flange cover 2, preferably the radial outer end of the corresponding radial supporting member 503, if the bottom supporting member is provided with the outer ring supporting member positioned on the outermost layer, one end of the longitudinal supporting member 501 enclosed is welded on the outer ring supporting member, and the inner ring supporting member 502 and the outer ring supporting member are positioned basically in the same plane and are arranged concentrically.
When the inner coil 3 is a multi-layer coil structure with more than two layers, the number of rings surrounded by the longitudinal supports 501 in the bracket is at least two, preferably, the number of rings surrounded by the longitudinal supports 501 is the same as the number of layers of the multi-layer coil, at this time, the number of the inner ring supports 502 in the bottom support assembly can also be multiple, the sizes of the inner ring supports 502 are different, all the inner ring supports 502 are basically located in the same plane and are concentrically arranged, and the inner ring supports 502, the outer ring supports and the rings of different sizes surrounded by the longitudinal supports 501 are in one-to-one correspondence.
Preferably, when the number of the rings enclosed by the longitudinal supports 501 in the present bracket is plural, the number of the longitudinal supports 501 on two adjacent rings is the same and the longitudinal supports 501 are arranged in a one-to-one correspondence.
The inner ring-shaped supporting piece 502, the inner coil pipe 3 and the water tank flange cover 2 are concentrically arranged.
In addition, the fixing bracket of the inner coil pipe of the water tank is mainly used on the water tank of the heat pump water heater, therefore, the invention can also provide a water tank, as shown in figures 3 to 10, comprising a water tank liner 1 and a water tank flange cover 2, wherein the inner side of the water tank flange cover 2 is provided with a fixing bracket 5 for supporting the inner coil pipe 3, the fixing bracket 5 is the fixing bracket of the inner coil pipe of the water tank, a longitudinal supporting piece 501 in the fixing bracket 5 is sleeved with an inner coil pipe clamping piece 4 for clamping the end part of any end part of the central line direction on the inner coil pipe 3, the inner coil pipe clamping piece 4 comprises a clamping seat 400 made of an electric insulation material, one side surface of the clamping seat 400 is provided with two pipe clamping grooves 401 which are arranged at intervals, thus, when the inner coil 3 is a double coil, the two tube clamping grooves 401 can respectively clamp the tubes on the same end parts on the inner layer and the outer layer of the inner coil 3, of course, when the inner coil 3 is a single coil, only one tube clamping groove 401 is needed to be clamped, at this time, a single coil with a relatively large diameter or a relatively small diameter can be selected according to the requirement, the part of the side of the clamping seat 400, which is not provided with the tube clamping groove 401, is also provided with a mounting through hole 404 for a support piece 501 which is arranged in parallel with the central line direction of the inner coil 3 in the fixing support 5 to be sleeved in, and at least one coil porous buckle 6 for separating the adjacent tubes of the inner coil 3 along the central line direction is arranged on the outer side of the inner coil 3.
Because the inner coil 3 is fixed by sleeving the inner coil clamping piece 4 on the longitudinal support piece 501 and the pipes at two ends of the inner coil 3, and the coil porous clamping piece 6 is also arranged by clamping adjacent pipes on the inner coil 3 along the central line direction one by one, the inner coil 3 can be arranged on the fixed support 5 only by adopting a manual mode, the installation efficiency is very convenient, and the disassembly and assembly during maintenance are also convenient, in addition, the inner coil clamping piece 4 is clamped with the radial outer side parts of the pipes at two end parts of the inner coil 3 so as to avoid the collision between the inner coil 3 and the fixed support 5 and/or the water tank liner 1 in the radial direction, and particularly, the probability of the occurrence of deformation and even fracture phenomena of the inner coil 3 possibly caused by severe collision in the transportation process is reduced.
When the inner coil 3 is a multi-layer coil arranged along the radial direction, each layer of the multi-layer coil is clamped with a corresponding pipe clamping groove 401 in the coil clamping piece in the water tank; the number of the mounting through holes 404 is at least 2, and the number of the mounting through holes 404 on the inner coil pipe clamping piece 4 is the same as the number of the ring-shaped surrounding of the longitudinal supporting pieces 501, and all the mounting through holes 404 are sleeved with one longitudinal supporting piece 501 in different ring shapes one by one; each layer of coils in the inner coil 3 is provided with at least one coil porous clasp 6.
When the inner coil 3 is a multi-layer coil arranged in the radial direction, each layer of the multi-layer coil is clamped with the corresponding pipe clamping groove 401 in the clamping piece, so that contact or collision between adjacent layers of the multi-layer coil can be avoided.
Further, as shown in fig. 9 and 10, the pipe clamping groove 401 includes an arc-shaped sub-groove 403 located at the opposite inner portion thereof for clamping the radially outer side portion of the pipe on the end portion of the inner coil 3, and an entrance sub-groove 406 located at the opposite outer portion thereof in an inverted splayed arrangement for facilitating entrance of the radially outer side portion of the pipe on the end portion of the inner coil 3, the width of the notch on the arc-shaped sub-groove 403 at the junction with the entrance sub-groove 406 being slightly smaller than the outer diameter of the pipe on the end portion of the inner coil 3; the arc-shaped slot 403 is matched with the shape and the size of the pipe on the end part of the inner coil pipe 3 clamped in the slot; a spacing groove 402 is further formed between adjacent pipe clamping grooves 401 on the side surface of the clamping seat 400, on which the pipe clamping grooves 401 are formed, and a mounting through hole 404 is formed in the bottom of one or more of the spacing grooves 402; at least one of two parts adjacent to the outside in the front and rear directions along the central line direction of the inner coil pipe 3 on the side surface of the clamping seat 400 provided with the pipe clamping groove 401 is provided with an L-shaped groove 405 communicated with the outside; the bottom of the L-shaped groove 405 is also provided with a mounting through hole 404; the groove depth of the spacer grooves 402, the L-shaped grooves 405 is between 0.5 and 1.1 of the groove depth of the pipe clamp groove 401, and preferably the groove depths of the spacer grooves 402, the L-shaped grooves 405 are substantially the same.
The arrangement of the spacing groove 402 and the L-shaped groove 405 makes the pipe clamping groove 401 provide an outward deformation space for groove walls on two sides of the pipe clamping groove 401 after being clamped into a pipe, so as to improve the clamping force of the pipe clamping groove 401 on two end parts of the inner coil 3, and in addition, the outward deformation of the groove walls on two sides of the pipe clamping groove 401 is allowed to also play a role in enhancing the buffering force on the inner coil 3 in a shaking state under the interference of external force, so that the abrasion to the inner coil 3 is directly reduced, the probability of cracking of the inner coil 3 is reduced, the radial outer side part of the pipe on the end part of the inner coil 3 is conveniently provided in an inverted splayed shape, and the pipe clamping groove 401 communicated with the pipe clamping groove is finally provided.
Of course, a heat pump water heater comprising the above-described water tank is also within the scope of the present invention.
The installation step of the inner coil 3: firstly, the bottom support assembly and the longitudinal support 501 on the fixing bracket 5 can be welded together, then an inner coil pipe clamping piece 4 with a notch opened to one end of the longitudinal support 501 which is not welded is sleeved on each longitudinal support 501, then the inner hollow of the inner coil pipe 3 is sleeved into the fixing bracket 5, a pipe adjacent to one end of the bottom support assembly on the inner coil pipe 3 is clamped into a pipe clamping groove 401 on the inner coil pipe clamping piece 4, then a coil pipe porous buckle 6 is clamped into the side part of the inner coil pipe 3 so as to isolate adjacent pipes on the side part from each other, then a notch opened to the inner coil pipe clamping piece 4 of the bottom support assembly is sleeved on each longitudinal support 501, the pipe at the other end of the inner coil pipe 3 is clamped into the pipe clamping groove 401, and after the installation is completed, the free ends of the longitudinal support 501 are welded onto the inner side surface of the water tank flange cover 2 one by one.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms of the flange cover 1', the bracket 2', the buckle 3', the coil 4', the tank liner 1, the tank flange cover 2, the inner coil 3, the inner coil clip 4, the clip seat 400, the pipe clip groove 401, the spacing groove 402, the arc-shaped sub groove 403, the installation through hole 404, the L-shaped groove 405, the entry sub groove 406, the fixing bracket 5, the longitudinal support 501, the inner ring-shaped support 502, the radial support 503, the coil porous buckle 6, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.

Claims (10)

1. The utility model provides a coil pipe fixed bolster in water tank, locates on the inboard of water tank flange lid (2), hangs in locating water tank inner bag (1), its characterized in that: the bracket assembly comprises a bottom support assembly for supporting an inner coil (3) and a plurality of longitudinal support pieces (501) which are arranged at intervals and are longitudinally arranged in a surrounding manner, wherein the longitudinal support pieces (501) are used for sleeving inner coil pipe clamping pieces (4) for clamping the end parts of any end of the inner coil (3) in the central line direction, and all the longitudinal support pieces (501) are arranged in parallel along the central line direction parallel to the inner coil (3); the bottom support assembly comprises at least one inner ring-shaped support (502), a plurality of radial supports (503) are arranged on the outer side of the inner ring-shaped support (502) at intervals along the radial direction of the inner ring-shaped support, one end of each longitudinal support (501) is arranged on the inner ring-shaped support (502) or the radial supports (503), and the other end of each longitudinal support is connected with the inner side of the water tank flange cover (2); the number of the rings enclosed by the longitudinal supporting piece (501) is the same as the number of layers of the inner coil pipe (3).
2. The coil fixing bracket in a water tank according to claim 1, wherein when the number of the inner ring-shaped supporting members (502) in the bottom supporting assembly is plural, the inner ring-shaped supporting members (502) are different in size, all the inner ring-shaped supporting members (502) are substantially located in the same plane and concentrically arranged, and adjacent inner ring-shaped supporting members (502) are connected by a plurality of radial supporting members (503) arranged at intervals; when the number of the rings surrounded by the longitudinal supporting pieces (501) in the bracket is a plurality of, the sizes of the rings are different and are concentrically arranged, and the sizes and the shapes of other rings in the outermost ring in all the rings are basically the same as those of one corresponding inner ring supporting piece (502).
3. The coil fixing bracket in a water tank according to claim 2, wherein when the number of the rings surrounded by the longitudinal supporting members (501) in the bracket is a plurality, the number of the longitudinal supporting members (501) on two adjacent rings is the same and the longitudinal supporting members are arranged in a one-to-one correspondence.
4. The inner coil pipe fixing bracket of the water tank according to claim 2, wherein the inner ring-shaped supporting member (502), the inner coil pipe (3) and the water tank flange cover (2) are concentrically arranged.
5. A coil holder in a water tank according to any one of claims 2 to 4, wherein when a plurality of rings are provided around the longitudinal support members (501) in the holder, one end of each of the longitudinal support members (501) in the outermost ring is disposed on the opposite outer end of the radially outermost radial support member (503) of the bottom support member.
6. The coil holder in a water tank according to any one of claims 2 to 4, wherein the base support assembly further comprises an outer ring-shaped support member connected to opposite outer ends of the radially outermost radial support member (503), and wherein the longitudinal support member (501) in the holder is provided with a plurality of ring-shaped members, and one end of the longitudinal support member (501) in the outermost ring-shaped member of all the ring-shaped members is provided on the outer ring-shaped support member.
7. The utility model provides a water tank, includes water tank inner bag (1) and water tank flange lid (2), water tank flange lid (2) inboard be equipped with fixed bolster (5) of supporting interior coil pipe (3), its characterized in that: the fixing support (5) is the water tank inner coil fixing support according to any one of claims 1 to 6, an inner coil pipe clamping piece (4) used for clamping the end part of any end of the central line direction on the inner coil pipe (3) is sleeved on a longitudinal supporting piece (501) in the fixing support (5), the inner coil pipe clamping piece (4) comprises a clamping seat (400) made of an electric insulation material, at least two pipe clamping grooves (401) which are arranged at intervals are formed in one side surface of the clamping seat (400), at least one mounting through hole (404) used for sleeving one supporting piece (501) which is arranged in the fixing support (5) and is parallel to the central line direction of the inner coil pipe (3) is formed in the outer side of the inner coil pipe (3), and at least one coil pipe porous buckle (6) used for separating adjacent pipes of the inner coil pipe (3) along the central line direction is formed in the outer side surface of the inner coil pipe.
8. The tank of claim 7 wherein the pipe clamping groove (401) includes an arcuate slot (403) in its opposite interior for clamping the radially outer side of the pipe on the end of the inner coil (3) and an entry slot (406) in its opposite exterior in a reverse splayed configuration for facilitating entry of the radially outer side of the pipe on the end of the inner coil (3), the width of the notch in the arcuate slot (403) at the junction with the entry slot (406) being slightly less than the outer diameter of the pipe on the end of the inner coil (3); the arc-shaped sub-groove (403) is matched with the shape and the size of the pipe on the end part of the inner coil pipe (3) clamped in the arc-shaped sub-groove; the side surface of the clamping seat (400) provided with the pipe clamping grooves (401) is provided with spacing grooves (402) between adjacent pipe clamping grooves (401), and the mounting through holes (404) are arranged on the bottoms of one or more of the spacing grooves (402); at least one of two parts which are adjacent to the outside in the front and back directions along the central line direction of the inner coil pipe (3) on the side surface of the clamping seat (400) provided with the pipe clamping groove (401) is provided with an L-shaped groove (405) communicated with the outside; the bottom of the L-shaped groove (405) is also provided with a mounting through hole (404); the groove depth of the spacing groove (402) and the L-shaped groove (405) is between 0.5 and 1.1 of the groove depth of the pipe clamping groove (401).
9. The water tank according to claim 7, wherein when the inner coil (3) is a radially arranged multi-layer coil, each layer of the multi-layer coil is clamped with a corresponding tube clamping groove (401) in the coil clamping piece in the water tank; the number of the mounting through holes (404) is at least 2, the number of the mounting through holes (404) on the inner coil pipe clamping piece (4) is the same as the number of the ring-shaped surrounding of the longitudinal supporting pieces (501), and all the mounting through holes (404) are sleeved with one longitudinal supporting piece (501) in different ring shapes one by one; each layer of coil pipes in the inner coil pipe (3) is provided with at least one coil pipe porous buckle (6).
10. A heat pump water heater, characterized in that: a cistern comprising a water tank according to any one of claims 7 to 9.
CN201910797430.3A 2019-08-27 2019-08-27 Coil pipe fixed bolster, water tank and heat pump water heater in water tank Active CN110454979B (en)

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