CN210346441U - Coil pipe for heat exchanger - Google Patents
Coil pipe for heat exchanger Download PDFInfo
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- CN210346441U CN210346441U CN201921297351.8U CN201921297351U CN210346441U CN 210346441 U CN210346441 U CN 210346441U CN 201921297351 U CN201921297351 U CN 201921297351U CN 210346441 U CN210346441 U CN 210346441U
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- heat exchanger
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Abstract
The utility model relates to a coil pipe for a heat exchanger, which comprises a first coil pipe, a second coil pipe and a plurality of fixed modules; the first coil pipe and the second coil pipe are spirally and alternately arranged to form a heat exchanger coil pipe; the fixing module comprises a substrate, a plurality of first fixing blocks, a plurality of second fixing blocks and a plurality of fixing devices; the first fixing blocks are arranged on one side of the substrate at equal intervals; two first through holes are formed in the first fixing block along the longitudinal direction of the heat exchanger coil; the plurality of second fixing blocks are arranged on the other side of the substrate, any one second fixing plate is positioned between two adjacent first fixing plates, and two second through holes are formed in the second fixing plates; all be equipped with fixing device on first through-hole and the second through-hole, fixing device includes double-screw bolt, stopper and nut, and the double-screw bolt passes first through-hole or second through-hole, and the stopper is fixed the bottom of double-screw bolt. The utility model discloses a coil pipe for heat exchanger, simple to operate is swift, and it is convenient to dismantle.
Description
Technical Field
The utility model relates to a metal bending machine processing technology field, especially a coil pipe for heat exchanger.
Background
Heat exchangers are devices used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements, and are an industrial application of convective and conductive heat transfer. The stainless steel heat exchanger is made of stainless steel materials, has good oxidation resistance, is safe and sanitary, and is widely applied to the fields of food, medicine, heating, domestic water, air conditioner backwater and the like. According to the data of the popularization center of the heat exchange equipment, the stainless steel heat exchanger has better heat transfer effect than the heat exchange effect of the traditional carbon steel heat exchanger, and has longer service life.
The existing coil type heat exchanger is generally welded by metal pipes into different shapes as required, and metal radiating fins are welded on the surface of the existing coil type heat exchanger to enhance the heat exchange effect. The construction of such welded connections presents a number of inherent weaknesses. Chinese utility model patent with publication number CN2278918Y discloses a coil heat exchanger, including the admission main pipe, return water house steward, the admission coil pipe is connected between admission branch pipe and free end, and the admission main pipe is connected to one of them end of admission branch pipe, and return water coil pipe's both ends are connected with free end and return water house steward respectively. The automatic descaling device has the advantages of simple structure, low cost, safety, reliability, automatic descaling and improvement on the working efficiency of the heat exchanger. However, the two cold and hot coil pipes are inconvenient to disassemble, so that the maintenance is difficult, and the application range of the coil pipes is limited.
Therefore, it is desirable to provide a coil for a heat exchanger, which can solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coil pipe for heat exchanger, simple to operate is swift, and the coil pipe combines firmly stably, when needing the maintenance, dismantles conveniently.
In order to achieve the purpose of the utility model, the coil for the heat exchanger comprises a first coil, a second coil and a plurality of fixed modules, wherein the inner diameters of the first coil and the second coil are equal, and the outer diameters of the first coil and the second coil are equal;
the first coil pipe and the second coil pipe are spirally and alternately arranged to form a heat exchanger coil pipe, and the central lines of the first coil pipe and the second coil pipe are superposed; the first coil pipe is used for circulating a cold medium, a first inlet is formed in one end of the first coil pipe, a first outlet is formed in the other end of the first coil pipe, and the cold medium flows in from the first inlet and flows out from the first outlet; the second coil pipe is used for circulating a heat medium, one end of the second coil pipe is provided with a second inlet, the other end of the second coil pipe is provided with a second outlet, and the heat medium flows in from the second inlet and flows out from the second outlet;
the fixing modules are arranged on the heat exchanger coil at equal intervals and comprise a base plate, a plurality of first fixing blocks, a plurality of second fixing blocks and a plurality of fixing devices; the base plate is arranged on the outer side surface of the heat exchanger coil along the longitudinal direction of the heat exchanger coil, the plurality of first fixing blocks are arranged on one side of the base plate at equal intervals, and the distance between every two adjacent first fixing blocks is equal to the outer diameter of the first coil; two first through holes are formed in the first fixing block along the longitudinal direction of the heat exchanger coil, and the distance between the two first through holes is equal to the outer diameter of the first coil; the second fixing blocks are arranged on the other side of the base plate, any one second fixing plate is positioned between two adjacent first fixing plates, two second through holes are formed in the second fixing plates, and the distance between the two second through holes is equal to the outer diameter of the second coil pipe; all be equipped with fixing device on first through-hole and the second through-hole, fixing device includes double-screw bolt, stopper and nut, the double-screw bolt passes first through-hole or second through-hole, the stopper is fixed the bottom of double-screw bolt, the nut spiral setting is in on the double-screw bolt, and be located the top of first through-hole or second through-hole.
Preferably, the second inlet is disposed at an end of the second coil remote from the first inlet, and the second outlet is disposed at an end of the second coil remote from the first outlet.
Preferably, the surface of the limiting block, which is in contact with the heat exchanger coil, is provided with an arc surface matched with the radian of the heat exchanger coil.
Preferably, the number of the fixing modules is 4.
Preferably, the first coil and the second coil are both seamless tubes.
The working principle is as follows: when installing the heat exchanger coil, a worker firstly arranges the first coil and the second coil alternately in a spiral manner, then places a plurality of base plates at equal intervals along the longitudinal direction of the heat exchanger coil, and fixes the heat exchanger coil through a fixing device; when carrying out the maintenance and dismantling, only need loosen respectively fixing device's last nut and can dismantle fixing device, it is very convenient.
The utility model relates to a coil pipe for heat exchanger compares with prior art and has following advantage:
(1) the heat exchanger coil is fixed through a plurality of fixing modules, and each layer of spiral heat exchanger coil is effectively fixed through a fixing device;
(2) cold and hot medium gets into from the tip of heat exchanger coil pipe equidirectional not, and the export temperature that can guarantee cold medium on the one hand is the high as far as possible, and the energy that carries is corresponding also high, and on the other hand fully guarantees the efficiency of heat exchange, guarantees cold and hot gradient, and the difference in temperature is little promptly, and the efficiency of heat exchange is high.
Drawings
FIG. 1 is a schematic structural view of a connection between a first coiled pipe and a second coiled pipe;
FIG. 2 is a schematic view of a substrate;
FIG. 3 is a schematic structural view of the fixing device;
FIG. 4 is a schematic structural diagram of a fixing module;
FIG. 5 is an enlarged view of a portion of the fixture of FIG. 4 mounted on a substrate;
FIG. 6 is a schematic structural view of a coil for a heat exchanger according to the present embodiment;
fig. 7 is an enlarged view of a portion of the heat exchanger coil secured by the securing apparatus of fig. 6.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 7, a coil for a heat exchanger includes a first coil 1, a second coil 2, and a plurality of fixed modules, wherein the inner diameters of the first coil 1 and the second coil 2 are equal, and the outer diameters of the first coil 1 and the second coil 2 are equal;
the first coil pipe 1 and the second coil pipe 2 are spirally and alternately arranged to form a heat exchanger coil pipe, and the central lines of the first coil pipe 1 and the second coil pipe 2 are superposed; the first coil 1 is used for circulating a cold medium, one end of the first coil 1 is provided with a first inlet 3, the other end of the first coil 1 is provided with a first outlet 5, and the cold medium flows in from the first inlet 3 and flows out from the first outlet 5; the second coil 2 is used for circulating a heat medium, one end of the second coil 2 is provided with a second inlet 6, the other end of the second coil 2 is provided with a second outlet 4, and the heat medium flows in from the second inlet 6 and flows out from the second outlet 4;
further, in order to better realize the cold and heat exchange of medium, the second entry 6 sets up the one end of keeping away from first entry 3 on second coil pipe 2, the one end of keeping away from first export 5 is set up to second export 4 on second coil pipe 2, so set up the export temperature that can guarantee cold medium on the one hand high as far as possible, the energy that carries is corresponding also high, and on the other hand fully guarantees the efficiency of heat exchange, guarantees cold and hot gradient, and the difference in temperature is little promptly, and the efficiency of heat exchange is high.
The fixing modules are arranged on the heat exchanger coil at equal intervals and comprise a base plate 7, a plurality of first fixing blocks 8, a plurality of second fixing blocks 9 and a plurality of fixing devices; the base plate 7 is arranged on the outer side surface of the heat exchanger coil along the longitudinal direction of the heat exchanger coil, the plurality of first fixing blocks 8 are arranged on one side of the base plate 7 at equal intervals, and the distance between every two adjacent first fixing blocks 8 is equal to the outer diameter of the first coil 1; two first through holes 10 are formed in the first fixing block 8 along the longitudinal direction of the heat exchanger coil, and the distance between the two first through holes 10 is equal to the outer diameter of the first coil 1; the second fixing blocks 9 are arranged on the other side of the base plate 7, any one second fixing plate 9 is positioned between two adjacent first fixing plates 8, two second through holes 15 are formed in the second fixing plate 9, and the distance between the two second through holes 15 is equal to the outer diameter of the second coil 2; the fixing device comprises a stud 11, a limiting block 13 and a nut 12, the stud 11 penetrates through the first through hole 10/the second through hole 15, the limiting block 13 is fixed at the bottom of the stud 11, the nut 12 is spirally arranged on the stud 11 and is positioned above the first through hole 10/the second through hole 15, when the heat exchanger coil needs to be fixed, the limiting block 13 is tightly contacted with the pipe wall of the heat exchanger coil by moving the position of the stud 11 on the first through hole 10/the second through hole 15, and then the heat exchanger coil is fixed by locking the nut 12, so that the operation is simple and rapid;
further for more firm fixed heat exchanger coil pipe, be equipped with on the stopper 13 with the surface of heat exchanger coil pipe contact with heat exchanger coil pipe radian assorted arcwall face 14, so set up to make the heat exchanger coil pipe fixed more firm.
Further, the number of the fixing modules is 4, and the inventor considers the material cost and the firmness of the fixing of the heat exchanger coil pipe comprehensively, and the number of the fixing modules is 4 to be optimal.
Further, the first coil 1 and the second coil 2 are seamless tubes, and are arranged in order to fully ensure the strength of the heat exchanger coil.
The working principle is as follows: when installing the heat exchanger coil, a worker firstly arranges the first coil 1 and the second coil 2 alternately in a spiral manner, then places a plurality of base plates 7 at equal intervals along the longitudinal direction of the heat exchanger coil, and fixes the heat exchanger coil through a fixing device; when carrying out the maintenance and dismantling, only need loosen respectively fixing device's last nut and can dismantle fixing device, it is very convenient.
In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the drawings, are used merely for convenience of describing technical solutions and simplifying the description of the present patent, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present patent application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.
In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (5)
1. A coil pipe for a heat exchanger is characterized by comprising a first coil pipe, a second coil pipe and a plurality of fixing modules, wherein the inner diameters of the first coil pipe and the second coil pipe are equal, and the outer diameters of the first coil pipe and the second coil pipe are equal;
the first coil pipe and the second coil pipe are spirally and alternately arranged to form a heat exchanger coil pipe, and the central lines of the first coil pipe and the second coil pipe are superposed; the first coil pipe is used for circulating a cold medium, a first inlet is formed in one end of the first coil pipe, a first outlet is formed in the other end of the first coil pipe, and the cold medium flows in from the first inlet and flows out from the first outlet; the second coil pipe is used for circulating a heat medium, one end of the second coil pipe is provided with a second inlet, the other end of the second coil pipe is provided with a second outlet, and the heat medium flows in from the second inlet and flows out from the second outlet;
the fixing modules are arranged on the heat exchanger coil at equal intervals and comprise a base plate, a plurality of first fixing blocks, a plurality of second fixing blocks and a plurality of fixing devices; the base plate is arranged on the outer side surface of the heat exchanger coil along the longitudinal direction of the heat exchanger coil, the plurality of first fixing blocks are arranged on one side of the base plate at equal intervals, and the distance between every two adjacent first fixing blocks is equal to the outer diameter of the first coil; two first through holes are formed in the first fixing block along the longitudinal direction of the heat exchanger coil, and the distance between the two first through holes is equal to the outer diameter of the first coil; the second fixing blocks are arranged on the other side of the base plate, any one second fixing plate is positioned between two adjacent first fixing plates, two second through holes are formed in the second fixing plates, and the distance between the two second through holes is equal to the outer diameter of the second coil pipe; all be equipped with fixing device on first through-hole and the second through-hole, fixing device includes double-screw bolt, stopper and nut, the double-screw bolt passes first through-hole or second through-hole, the stopper is fixed the bottom of double-screw bolt, the nut spiral setting is in on the double-screw bolt, and be located the top of first through-hole or second through-hole.
2. A heat exchanger coil according to claim 1, wherein the second inlet is provided at an end of the second coil remote from the first inlet, and the second outlet is provided at an end of the second coil remote from the first outlet.
3. The coil pipe for the heat exchanger as claimed in claim 1, wherein the surface of the limiting block contacting with the coil pipe of the heat exchanger is provided with an arc-shaped surface matching with the radian of the coil pipe of the heat exchanger.
4. A coil for a heat exchanger as claimed in claim 1, wherein said fixed modules are 4.
5. A coil for a heat exchanger according to claim 1, wherein the first coil and the second coil are each seamless tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297351.8U CN210346441U (en) | 2019-08-12 | 2019-08-12 | Coil pipe for heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297351.8U CN210346441U (en) | 2019-08-12 | 2019-08-12 | Coil pipe for heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210346441U true CN210346441U (en) | 2020-04-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921297351.8U Active CN210346441U (en) | 2019-08-12 | 2019-08-12 | Coil pipe for heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210346441U (en) |
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2019
- 2019-08-12 CN CN201921297351.8U patent/CN210346441U/en active Active
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