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CN202792485U - instant hot water device - Google Patents

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Publication number
CN202792485U
CN202792485U CN 201220371727 CN201220371727U CN202792485U CN 202792485 U CN202792485 U CN 202792485U CN 201220371727 CN201220371727 CN 201220371727 CN 201220371727 U CN201220371727 U CN 201220371727U CN 202792485 U CN202792485 U CN 202792485U
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electric heating
heat exchange
exchange device
hot water
instant
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Expired - Fee Related
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CN 201220371727
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Chinese (zh)
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陈功平
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Individual
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Abstract

The utility model discloses an instant heating type hot water device, which comprises an electric heating device and a heat exchange device. The electric heating device comprises a wiring board, an electric heating element is electrically connected with a wiring terminal arranged on the wiring board, and the heat exchange device is a hollow pipe wound into a spiral shape. And a heat-conducting medium is filled between the electric heating device and the heat exchange device. Therefore, the heat exchange between the electric heating device and the heat exchange device is sufficient, and meanwhile, the heated water only flows in the heat exchange device and does not directly contact with the electric heating device, so that the electric heating device is not easy to scale, and the phenomenon that the pipe wall of the electric heating pipe is burnt through is avoided.

Description

即热式热水装置instant hot water device

技术领域 technical field

本实用新型涉及即热式热水装置。  The utility model relates to an instant hot water device. the

背景技术 Background technique

即热的电热水器、电热水龙头等电热煮水器具由于具有比储水式的同类产品更省电而且可以随时使用、占用空间小等诸多优点,已经被越来越多的人所接受。目前大部分的即热式电热水器、电热水龙头等电热煮水器具的热水装置都采用电热管与容器中的冷水相接触的方式。容器的底部设有进水口顶部设有出水口。由于电热管在工作过程中表面温度很高,很容易在其表面形成水垢。当导热系数极低的水垢积累到一定的程度时,电热管所产生的热量不能及时的被水吸收。电热管过热容易造成电热管管壁烧穿,导致漏电的情况发生。另一方面,当出水口堵塞或者控制系统发生故障时,容器内的水温不断升高,内部会产生比较大的压力,最终导致容器爆裂。  Instant electric water heaters, electric faucets and other electric heating appliances have been accepted by more and more people because they are more energy-saving than similar products of water storage type, can be used at any time, and occupy a small space. At present, most of the hot water devices of electric heating water boilers such as instant electric water heaters and electric faucets adopt the method of contacting the electric heating tube with the cold water in the container. The bottom of the container is provided with a water inlet and the top is provided with a water outlet. Since the surface temperature of the electric heating tube is very high during operation, it is easy to form scale on its surface. When the scale with extremely low thermal conductivity accumulates to a certain extent, the heat generated by the electric heating tube cannot be absorbed by the water in time. Overheating of the electric heating tube can easily cause the wall of the electric heating tube to burn through, resulting in leakage. On the other hand, when the water outlet is blocked or the control system fails, the temperature of the water in the container will continue to rise, and a relatively large pressure will be generated inside, which will eventually cause the container to burst. the

实用新型内容 Utility model content

本实用新型的目的是提供一种即热式热水装置。  The purpose of the utility model is to provide an instant hot water device. the

根据本实用新型的一个方面,提供了即热式热水装置,包括电热装置和换热装置。电热装置包括电热元件和接线板,电热元件和设于接线板上的接线端子电连接,换热装置为绕成螺旋状的空心管。电热装置和换热装置之间填充有导热性质良好的导热介质。由此,电热装置和换热装置之间换热比较充分,同时,被加热的水只在换热装置中流动,与电热装置没有直接接触,电热装置不易积垢,避免了电热管管壁烧穿的现象。  According to one aspect of the present invention, an instant hot water device is provided, including an electric heating device and a heat exchange device. The electric heating device includes an electric heating element and a wiring board, and the electric heating element is electrically connected with the connecting terminal arranged on the wiring board, and the heat exchanging device is a hollow tube wound into a spiral shape. A heat conduction medium with good heat conduction property is filled between the electric heating device and the heat exchange device. Therefore, the heat exchange between the electric heating device and the heat exchange device is relatively sufficient. At the same time, the heated water only flows in the heat exchange device without direct contact with the electric heating device. The phenomenon of wearing. the

在一些实施方式中,电热元件为U形电热管。  In some embodiments, the electric heating element is a U-shaped electric heating tube. the

在一些实施方式中,U形电热管的两端与两个接线板连接。接线板上设有与U形电热管的数目相同的接线端子,接线端子分别与U形电热管电连接。由此,接线端子可将U形电热管分别与独立的控制电路一一连接。该装置可以通过外部电路分别控制U形电热管的工作状态,达到调节加热功率的目的。  In some embodiments, both ends of the U-shaped electric heating tube are connected to two terminal boards. The wiring board is provided with the same number of connecting terminals as the U-shaped electric heating tubes, and the connecting terminals are respectively electrically connected with the U-shaped electric heating tubes. Thus, the connecting terminals can connect the U-shaped electric heating tubes with independent control circuits one by one. The device can separately control the working state of the U-shaped electric heating tube through an external circuit to achieve the purpose of adjusting the heating power. the

在一些实施方式中,换热装置螺旋盘设于电热装置周围。由此,可以提高电热装置与换热装置直接的热交换效率。  In some embodiments, the spiral disk of the heat exchange device is arranged around the electric heating device. Thus, the direct heat exchange efficiency between the electrothermal device and the heat exchange device can be improved. the

在一些实施方式中,换热装置采用304不锈钢制造。由此,换热装置的有效换热面积大,结构更加稳定可靠。  In some embodiments, the heat exchange device is made of 304 stainless steel. Therefore, the effective heat exchange area of the heat exchange device is large, and the structure is more stable and reliable. the

在一些实施方式中,导热介质为铝。  In some embodiments, the thermally conductive medium is aluminum. the

在一些实施方式中,电热装置和所述的换热装置以及导热介质通过铸造方式制成一个整体。由此,该即热式热水装置承压能力更高,不会发生爆管的现象。  In some embodiments, the electric heating device, the heat exchange device and the heat conduction medium are made as a whole by casting. Therefore, the instant hot water device has a higher pressure bearing capacity, and the phenomenon of pipe burst will not occur. the

附图说明 Description of drawings

图1为本实用新型一实施方式的即热式热水装置示意图。  Fig. 1 is a schematic diagram of an instant hot water device according to an embodiment of the present invention. the

图2为图1所示的即热式热水装置内部结构图。  Fig. 2 is an internal structure diagram of the instant hot water device shown in Fig. 1 . the

图3为本实用新型另一实施方式的即热式热水装置示意图。  Fig. 3 is a schematic diagram of an instant hot water device according to another embodiment of the present invention. the

具体实施方式 Detailed ways

下面结合附图对本实用新型作进一步详细的说明。  Below in conjunction with accompanying drawing, the utility model is described in further detail. the

实施例1  Example 1

图1~图2示意性地显示了根据本实用新型的一种实施方式的即热式热水装置。如图所示,该装置包括电热装置1和换热装置2。电热装置1包括三组电热元件和接线板11。电热元件为U形电热管12。电热管12呈U形结构紧密排列,管径为9.5毫米。三组电热管12的两端分别与两块接线板11连接。接线板11设有与电热管12电连接的接线端子111。换热装置2螺旋盘设于U形电热管12周围。换热装置2为绕成螺旋状的空心管,材质为304无缝不锈钢管,管径为8毫米。换热装置2的进水接头21出热水接头22分别为DN15内牙和DN15外牙,方便与上下元件连接。换热装置2螺旋盘设于U形电热管12周围,电热管12大部分容纳在换热装置2的螺旋腔内。电热装置1和换热装置2之间填充有导热介质3。本实施例中,导热介质3为铝。电热装置1和换热装置2通过高吨位压铸机利用封装压铸铝将其完全封装。在压铸过程中,液态的铝在压铸模具内的高压的作用下,完全填充在电热装置1和换热装置2之间的间隙,形成一个整体结构。由此,电热装置1和换热装置2之间换热比较充分,同时,被加热的水只在换热装置2中流动,与电热装置1没有直接接触,电热装置1不易积垢,避免了电热装置1管壁烧穿的现象。在其他的实施例中,换热装置2的材质还可以为镀锌铜管、镀锌钢管或者紫铜管等其他金属管材。电热装置1的电热元件还可以采用可控硅、陶瓷电阻等其他发热元件。在另外的一些实施方式中,电热装置1还可以制造成板状或者条状。  Figures 1 to 2 schematically show an instant hot water device according to an embodiment of the present invention. As shown in the figure, the device includes an electric heating device 1 and a heat exchange device 2 . The electric heating device 1 includes three sets of electric heating elements and a wiring board 11 . The heating element is a U-shaped heating tube 12 . The electric heating tubes 12 are closely arranged in a U-shaped structure, and the tube diameter is 9.5 mm. The two ends of the three groups of electric heating tubes 12 are respectively connected with two wiring boards 11 . The wiring board 11 is provided with a connecting terminal 111 electrically connected to the electric heating tube 12 . The heat exchange device 2 is spirally arranged around the U-shaped electric heating tube 12 . The heat exchange device 2 is a spirally wound hollow tube made of 304 seamless stainless steel tube with a diameter of 8 mm. The water inlet connector 21 and the hot water outlet connector 22 of the heat exchange device 2 are respectively DN15 inner teeth and DN15 outer teeth, which are convenient to connect with the upper and lower elements. The heat exchange device 2 is spirally arranged around the U-shaped electric heating tube 12 , and most of the electric heating tube 12 is accommodated in the spiral cavity of the heat exchange device 2 . A heat conducting medium 3 is filled between the electrothermal device 1 and the heat exchange device 2 . In this embodiment, the heat conducting medium 3 is aluminum. The electric heating device 1 and the heat exchange device 2 are completely encapsulated by a high-tonnage die-casting machine using packaged die-casting aluminum. During the die-casting process, under the action of high pressure in the die-casting mold, the liquid aluminum completely fills the gap between the electric heating device 1 and the heat exchange device 2 to form an integral structure. Therefore, the heat exchange between the electric heating device 1 and the heat exchange device 2 is relatively sufficient, and at the same time, the heated water only flows in the heat exchange device 2 without direct contact with the electric heating device 1, and the electric heating device 1 is not easy to foul, avoiding The phenomenon that the tube wall of the electric heating device 1 burns through. In other embodiments, the material of the heat exchange device 2 may also be other metal pipes such as galvanized copper pipe, galvanized steel pipe, or copper pipe. The electric heating element of the electric heating device 1 can also adopt other heating elements such as silicon controlled rectifiers and ceramic resistors. In some other embodiments, the electrothermal device 1 can also be manufactured in a plate shape or a strip shape. the

实施例2  Example 2

图3示意性地显示了根据本实用新型的另一种实施方式的即热式热水装置。与实施例1的不同之处在于接线板11。如图所示,接线板11设有三个分别与三组电热管12连接的接线端子111a、111b和111c。该装置可以通过外部电路分别控制三组电热管12的工作状态,达到调节加热功率的目的。  Fig. 3 schematically shows an instant water heater according to another embodiment of the present invention. The difference from Embodiment 1 lies in the wiring board 11 . As shown in the figure, the wiring board 11 is provided with three wiring terminals 111a, 111b and 111c respectively connected to the three sets of electric heating tubes 12 . The device can respectively control the working states of the three groups of electric heating tubes 12 through an external circuit, so as to achieve the purpose of adjusting the heating power. the

以上所述的仅是本实用新型的一些实施方式。对于本领域的普通技术人员来说,在不脱离本实用新型创造构思的前提下,还可以做出若干变形和改进,这些都属于本实用新型的保护范围。  What have been described above are only some embodiments of the present utility model. For those skilled in the art, without departing from the inventive concept of the present utility model, some modifications and improvements can be made, and these all belong to the protection scope of the present utility model. the

Claims (7)

1.即热式热水装置,其特征在于,包括电热装置和换热装置,所述的电热装置包括电热元件和接线板,所述电热元件和设于所述接线板上的接线端子电连接,所述的换热装置为绕成螺旋状的空心管,所述的电热装置和所述的换热装置之间填充有导热介质。  1. An instant water heater, characterized in that it includes an electric heating device and a heat exchange device, the electric heating device includes an electric heating element and a wiring board, and the electric heating element is electrically connected to the wiring terminal located on the wiring board , the heat exchange device is a hollow tube wound in a spiral shape, and a heat conducting medium is filled between the electric heating device and the heat exchange device. the 2.根据权利要求1所述的即热式热水装置,其特征在于,所述的电热元件为U形电热管。  2. The instant water heater according to claim 1, wherein the electric heating element is a U-shaped electric heating tube. the 3.根据权利要求2所述的即热式热水装置,其特征在于,所述的U形电热管的两端与两个接线板连接,所述的接线板上设有与U形电热管的数目相同的接线端子,所述的接线端子分别与U形电热管电连接。  3. The instant hot water device according to claim 2, characterized in that, both ends of the U-shaped electric heating tube are connected to two terminal boards, and the terminal board is provided with a U-shaped electric heating tube There are the same number of connecting terminals, and the connecting terminals are respectively electrically connected to the U-shaped electric heating tube. the 4.根据权利要求1所述的即热式热水装置,其特征在于,所述的换热装置螺旋盘设于电热装置周围。  4. The instant hot water device according to claim 1, characterized in that, the spiral disk of the heat exchange device is arranged around the electric heating device. the 5.根据权利要求1所述的即热式热水装置,其特征在于,所述的换热装置采用304不锈钢制造。  5. The instant hot water device according to claim 1, wherein the heat exchange device is made of 304 stainless steel. the 6.根据权利要求1所述的即热式热水装置,其特征在于,所述的导热介质为铝。  6. The instant water heater according to claim 1, wherein the heat transfer medium is aluminum. the 7.根据权利要求1-6任一项所述的即热式热水装置,其特征在于,所述的电热装置、所述的换热装置以及导热介质通过铸造方式制成一个整体。  7. The instant hot water device according to any one of claims 1-6, characterized in that, the electric heating device, the heat exchange device and the heat transfer medium are made as a whole by casting. the
CN 201220371727 2012-07-30 2012-07-30 instant hot water device Expired - Fee Related CN202792485U (en)

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CN 201220371727 CN202792485U (en) 2012-07-30 2012-07-30 instant hot water device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104783703A (en) * 2015-04-29 2015-07-22 彭盛华 Instantaneous foot bath achieving steam indirect heating function
CN105202525A (en) * 2015-08-24 2015-12-30 上海理工大学 Superheated steam generator
TWI623716B (en) * 2016-04-25 2018-05-11 Wu Jia Xiong Culvert fluid heater

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104783703A (en) * 2015-04-29 2015-07-22 彭盛华 Instantaneous foot bath achieving steam indirect heating function
CN105202525A (en) * 2015-08-24 2015-12-30 上海理工大学 Superheated steam generator
TWI623716B (en) * 2016-04-25 2018-05-11 Wu Jia Xiong Culvert fluid heater

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Granted publication date: 20130313

Termination date: 20140730

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