CN217979928U

CN217979928U - Coil pipe heater

Info

Publication number: CN217979928U
Application number: CN202222335003.3U
Authority: CN
Inventors: 陈春雨
Original assignee: Dongguan Kinfit Air Conditioning Co ltd
Current assignee: Dongguan Kinfit Air Conditioning Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-06
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to the technical field of heaters, and discloses a coil heater, which comprises a mounting rack and a plurality of coils connected with the mounting rack; the mounting frame is provided with a steam inlet channel and a liquid outlet channel, and the steam inlet channel is positioned above the liquid outlet channel; many the coil pipe interval arrangement is so that every two adjacent coil pipes form one between every two be used for supplying the medium runner that the heating medium passes through, just the length of coil pipe extends along vertical direction, the inside of coil pipe has the pipeline, the pipeline intercommunication steam admission passageway with liquid discharge channel. This application mainly solves the coil pipe in the current coil pipe heater and uses the problem that the back leads to life to be short owing to warping for a long time. The utility model provides a length direction of coil pipe sets up along vertical direction, so the phenomenon of deformation can not appear in the coil pipe after long-time the use to guarantee that the condensate in the pipeline can outwards flow reliably, and then ensure that the heating efficiency of heater after long-time the use can not appear great change.

Description

Coil pipe heater

Technical Field

The utility model relates to a technical field of heater especially relates to a coil heater.

Background

Referring to fig. 1, fig. 1 shows a coil heater in the prior art, the heater includes a mounting frame 10 and a coil 20 connected to each other, the coil 20 is designed in a spiral shape, when in use, external steam enters the coil 20, and since the path of the coil 20 is long, the steam inside the coil 20 will gradually liquefy and then flow out to the outside, the steam in the liquefying process will emit large amount of heat, and the heat is dissipated to the external air through the coil 20, so that the external air will gradually become hot, and when the temperature of the external air reaches a preset temperature, the steam can stop being introduced into the coil 20. However, the spiral coil 20 is long, and after long-time use, there is a possibility that the middle section of the straight portion of the coil 20 may deform downward, and when the middle section of the straight portion of the coil 20 deforms downward, on one hand, the steam is liquefied in advance in the coil 20 due to a great early resistance, and the efficiency of heat exchange between the steam and the coil 20 will become low; in addition, the liquid liquefied in the coil 20 will be accumulated on the deformed area of the coil 20 and cannot be discharged out smoothly, and the heat exchange efficiency between the coil 20 and the outside air will also be low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coil heater mainly solves the coil pipe in the current coil heater and owing to warp the short technical problem of life that leads to after long-time the use.

To achieve the purpose, the utility model adopts the following technical proposal:

a coil heater comprises a mounting frame and a plurality of coils connected with the mounting frame;

the mounting frame is provided with a steam inlet channel and a liquid outlet channel, and the steam inlet channel is positioned above the liquid outlet channel;

many the coil pipe interval arrangement to make every adjacent two form a medium runner that is used for supplying the medium that waits to heat to pass through between the coil pipe, just the length of coil pipe extends along vertical direction, the inside of coil pipe has the pipeline, the pipeline intercommunication steam access channel with liquid discharge channel.

In one embodiment, the coil comprises a tube body and a plurality of radiating fins arranged on the outer wall of the tube body in a surrounding mode; the length of the tube body extends in a vertical direction.

In one embodiment, the heat sink is welded to the outer wall of the tube body.

In one embodiment, the liquid discharge channel is arranged obliquely.

In one embodiment, the liquid discharge passage is inclined at an angle of 1 ° to 2 ° with respect to the horizontal plane.

In one embodiment, the mounting frame comprises a frame and a first connecting frame and a second connecting frame which are respectively connected with the frame;

the steam inlet channel is arranged on the first connecting frame, and the liquid outlet channel is arranged on the second connecting frame;

the top end of the coil pipe is connected with the first connecting frame, and the bottom end of the coil pipe is connected with the second connecting frame.

In one embodiment, the top end of the coiled tube is welded to the first attachment frame and the bottom end of the coiled tube is welded to the second attachment frame.

In one embodiment, the mounting bracket further includes a first connection pipe and a second connection pipe respectively connected to the frame, an interior of the first connection pipe communicates with the steam inlet passage, and an interior of the second connection pipe communicates with the liquid outlet passage.

Compared with the prior art, the utility model provides a coil heater has following beneficial effect at least:

when heating is needed, external steam enters from the steam inlet channel on the mounting frame, the steam enters into the pipelines inside each coil respectively, and when external fluid to be heated (such as air or liquid) flows through the medium channels between the coils, the fluid is contacted with the coils, so the fluid absorbs the heat of the steam to be heated, the temperature of the steam in the pipelines inside each coil is reduced, condensate is formed, and the condensate flows into the liquid discharge channel on the mounting frame due to the self gravity and is finally discharged outwards along the liquid discharge channel. By adopting the technical scheme, the heating function of the fluid can be realized, and because the length direction of the coil pipe is arranged along the vertical direction, the phenomenon of deformation of the coil pipe can not occur after the coil pipe is used for a long time, so that the condensate in the pipeline can reliably flow into the liquid discharge channel downwards, and the heating efficiency of the heater after the heater is used for a long time can not be greatly changed, namely the service life of the heater is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic diagram of a coil radiator according to the prior art;

fig. 2 is a schematic structural diagram of a coil radiator according to this embodiment;

fig. 3 is a top view of a coil radiator according to this embodiment.

Wherein, in the figures, the respective reference numerals:

10. a mounting frame; 101. a frame; 102. a first connecting frame; 1021. a steam inlet channel; 103. a second link frame; 1031. a liquid discharge passage; 104. a first connecting pipe; 105. a second connecting pipe;

20. a coil pipe; 201. a pipe body; 202. a heat sink; 30. a media flow path.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered limiting to the present 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 to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

Referring to fig. 2 and 3, the present embodiment provides a coil heater, which includes a mounting frame 10 and a plurality of coils 20 connected to the mounting frame 10.

The mounting frame 10 has a steam inlet passage 1021 and a liquid outlet passage 1031. The steam inlet passage 1021 is used for the steam from the outside to enter, the liquid outlet passage 1031 is located below the steam inlet passage 1021, and the liquid outlet passage 1031 is used for the condensed liquid to be discharged outwards.

The length direction of each coil 20 points to the vertical direction, each coil 20 is arranged at intervals along the horizontal direction, a medium channel 30 is arranged between two adjacent coils 20, and a fluid (such as air or liquid) to be heated from the outside can flow through the medium channel 30. In addition, each coil 20 has a tube (not shown) inside, the top of the tube communicating with the vapor inlet passage 1021 and the bottom of the tube communicating with the liquid outlet passage 1031.

When heating is required, external steam enters from the steam inlet passages 1021 of the mounting frame 10 and enters the tubes inside each coil 20, and when external fluid to be heated (such as air or liquid) flows through the medium flow passages 30 between the coils 20, the fluid heats up due to contact with the coils 20, so that the temperature of the steam inside the tubes in each coil 20 is lowered and condensate is formed, and the condensate flows into the liquid outlet passages 1031 of the mounting frame 10 due to its own weight and is finally discharged outwards along the liquid outlet passages 1031.

Adopt above-mentioned technical scheme, can realize fluidic heating function to, because the length direction of coil pipe 20 sets up along vertical direction, so long-time use back coil pipe 20 the phenomenon of deformation can not appear, thereby guarantee in the condensate in the pipeline can downward flow into liquid exhaust passage 1031 reliably, and then ensure that the heating efficiency of heater after long-time use can not appear great change, prolonged the life of heater promptly.

In order to improve the heating efficiency of the heater while prolonging the service life of the heater, the coil 20 of the present embodiment includes a tube 201 and a plurality of fins 202 surrounding the outer wall of the tube 201. Preferably, the heat sink 202 is annular and welded to the outer wall of the tube 201, the heat sink 202 is made of metal, and the heat sink 202 is used to increase the contact area between the fluid and the coil 20, thereby increasing the heating efficiency of the fluid.

Preferably, the liquid discharge channel 1031 is preferably arranged in an inclined manner, so as to ensure that the condensate can be smoothly discharged outwards due to the self-gravity and avoid the condensate from accumulating in the liquid discharge channel 1031, and specifically, the inclined angle α of the liquid discharge channel 1031 with respect to the horizontal plane is 1 ° to 2 °.

Preferably, the mounting frame 10 includes a frame 101, a first connection frame 102, a second connection frame 103, a first connection pipe 104 and a second connection pipe 105, the frame 101 is used as a mounting base of the heater, the first connection frame 102 and the first connection pipe 104 are welded on the upper side of the frame 101, the second connection frame 103 and the second connection pipe 105 are welded on the lower side of the frame 101, the vapor inlet passage 1021 is arranged in the first connection frame 102, the liquid outlet passage 1031 is arranged in the second connection frame 103, the inner part of the first connection pipe 104 is communicated with the vapor inlet passage 1021, and the inner part of the second connection pipe 105 is communicated with the liquid outlet passage 1031.

When the steam pipe connecting device is installed, the first connecting pipe 104 is welded to the top of the frame 101, the second connecting pipe 105 is welded to the bottom of the frame 101, the top of each coil pipe 20 is welded to the first connecting frame 102, the bottom of each coil pipe 20 is welded to the second connecting frame 103, the first connecting frame 102 and the frame 101 are welded together, the steam inlet passage 1021 in the first connecting frame 102 and the inside of the first connecting pipe 104 are communicated, and the second connecting frame 103 and the frame 101 are welded together, the liquid outlet passage 1031 in the second connecting frame 103 and the inside of the second connecting pipe 105 are communicated.

The foregoing is considered as illustrative only of the preferred embodiments of the invention, and not as limiting the scope of the invention in any way. Any modifications, equivalents, and improvements made within the spirit and principles of the invention and other embodiments of the invention that may occur to persons skilled in the art without the use of inventive faculty are intended to be included within the scope of the invention as defined in the claims.

Claims

1. A coil heater is characterized by comprising a mounting frame and a plurality of coils connected with the mounting frame;

2. The coil heater of claim 1 wherein the coil comprises a tubular body and a plurality of fins disposed around an outer wall of the tubular body; the length of the tube body extends in a vertical direction.

3. The coil heater of claim 2, wherein the fins are welded to the outer wall of the tube.

4. The coil heater of claim 1 wherein the liquid discharge passage is angled.

5. The coil heater of claim 4 wherein the liquid discharge passage is inclined at an angle of 1 ° to 2 ° relative to horizontal.

6. The coil heater of claim 1, wherein the mounting bracket comprises a frame and first and second attachment brackets attached to the frame, respectively;

7. The coil heater of claim 6 wherein the top end of the coil is welded to the first attachment bracket and the bottom end of the coil is welded to the second attachment bracket.

8. The coil heater of claim 6 wherein the mounting bracket further comprises first and second connecting tubes respectively connected to the frame, the first connecting tube communicating internally with the vapor inlet passage and the second connecting tube communicating internally with the liquid outlet passage.