阅读说明：本技术 一种电热水器的加热管检测工装及检测方法 (Heating pipe detection tool and detection method of electric water heater ) 是由 于水生 蔡想周 郝东东 丁建鹏 赵小勇 于 2021-05-25 设计创作，主要内容包括：本发明属于检测技术领域,公开了一种电热水器的加热管检测工装及检测方法,电热水器的加热管检测工装包括：钣金内胆,其一端开口设置,所述钣金内胆的非开口端用于安装待测加热管,所述钣金内胆的直径和非金属内胆的直径相同；钣金参照件,安装于所述钣金内胆内壁底部且位于所述待测加热管的下方；在进行待测加热管的检测时,若所述钣金参照件与所述待测加热管之间的距离满足预设要求,则确定所述待测加热管满足于非金属内胆上的安装要求。本发明能够对装配前的加热管的安装位置进行检测确定,以避免不良的加热管安装到非金属内胆后与非金属内胆的间距不合要求,导致出现非金属内胆被烫化以及影响整机性能的问题。(The invention belongs to the technical field of detection, and discloses a heating pipe detection tool and a detection method of an electric water heater, wherein the heating pipe detection tool of the electric water heater comprises: the heating pipe testing device comprises a metal plate inner container, a testing device and a testing device, wherein one end of the metal plate inner container is provided with an opening, the non-opening end of the metal plate inner container is used for mounting a heating pipe to be tested, and the diameter of the metal plate inner container is the same as that of the non-metal inner container; the sheet metal reference part is arranged at the bottom of the inner wall of the sheet metal liner and is positioned below the heating pipe to be measured; when the heating pipe to be detected is detected, if the distance between the sheet metal reference part and the heating pipe to be detected meets the preset requirement, the heating pipe to be detected is determined to meet the installation requirement on the non-metal liner. The invention can detect and determine the mounting position of the heating pipe before assembly, so as to avoid the problems that the nonmetallic liner is scalded and the performance of the whole machine is influenced due to the fact that the distance between the nonmetallic liner and the nonmetallic liner is not required after the heating pipe is mounted in the nonmetallic liner.)

1. The utility model provides an electric water heater's heating pipe detects frock which characterized in that includes:

the heating device comprises a metal plate inner container (1), wherein an opening is formed in one end of the metal plate inner container (1), a non-opening end of the metal plate inner container (1) is used for mounting a heating pipe (2) to be measured, and the diameter of the metal plate inner container (1) is the same as that of a non-metal inner container;

the sheet metal reference part (3) is arranged at the bottom of the inner wall of the sheet metal liner (1) and is positioned below the heating pipe (2) to be measured;

when the heating pipe (2) to be detected is detected, if the distance between the sheet metal reference part (3) and the heating pipe (2) to be detected meets the preset requirement, the heating pipe (2) to be detected is determined to meet the installation requirement on the non-metal liner.

2. The heating pipe detection tool of the electric water heater according to claim 1, wherein the sheet metal reference part (3) comprises an arc-shaped top plate (31) and side plates (32) connected to two sides of the arc-shaped top plate (31), and the two side plates (32) are supported and fixed to the bottom of the inner wall of the sheet metal liner (1).

3. The heating pipe detection tool of the electric water heater according to claim 1 or 2, wherein a distance measuring device is arranged on one side of the sheet metal reference part (3), and the distance measuring device is used for measuring the distance between the heating pipe (2) to be measured and the sheet metal reference part (3).

4. The heating pipe detection tool of the electric water heater according to claim 3, wherein when the distance measured by the distance measuring device is within a preset range, it is determined that the heating pipe (2) to be measured meets the installation requirements on the non-metal liner.

5. The heating pipe detection tool of the electric water heater according to claim 4, wherein an observation hole (11) is formed in the side wall of the sheet metal inner container (1).

6. The heating pipe detection tool of the electric water heater according to claim 5, wherein two observation holes (11) are provided, and the two observation holes (11) are symmetrically arranged.

7. The heating pipe detection tool of the electric water heater according to claim 1, wherein a bolt is arranged at a non-opening end of the sheet metal inner container (1), and the heating pipe (2) to be detected is fixed on the sheet metal inner container (1) through the bolt.

8. The detection method of the heating pipe detection tool of the electric water heater as claimed in any one of claims 1 to 7, characterized by comprising the following steps:

mounting a heating pipe (2) to be tested at the non-opening end of the metal plate inner container (1);

by observing the distance between the heating pipe (2) to be detected and the sheet metal reference part (3) in the sheet metal liner (1), the distance between the sheet metal reference part (3) and the heating pipe (2) to be detected meets the preset requirement, and then the heating pipe (2) to be detected meets the installation requirement on the nonmetal liner.

9. The detection method according to claim 8, characterized in that the distance between the heating pipe (2) to be detected and the sheet metal reference member (3) is measured by a distance measuring device, and when the distance is within a preset range, it is determined that the heating pipe (2) to be detected meets the installation requirements on the non-metal liner.

Technical Field

The invention relates to the technical field of detection, in particular to a heating pipe detection tool and a heating pipe detection method of an electric water heater.

Background

The inner bag of electric water heater divide into panel beating inner bag and non-metallic inner bag according to the material, is the non-metallic inner bag of plastics or other high temperature resistant than low electric water heater to the material, because of the inner bag is high temperature resistant than the panel beating inner bag low, consequently requires the heating member of heating pipe can not touch together with the inner bag when the assembly is used, because in case touch, perhaps the interval undersize can lead to the inner bag to be scalded and change and leak. Usually, a certain distance is left between the heating body of the heating tube and the inner container.

In actual production process, this distance is wayward from the design angle, if the heating pipe with the inner bag interval undersize, the problem that the inner bag was scalded and changes appears easily, if the heating pipe is too big with the inner bag interval, can influence the complete machine performance, like hot water output rate, heating efficiency, play temperature water yield isoparametric, lead to complete machine to go out the hot water yield and reduce. In addition, the inner container is possibly deformed to a certain extent due to reasons such as extrusion in the transportation process, the distance between the inner container and the heating pipe is reduced, and the inner container is scalded when the water heater is used.

Disclosure of Invention

The invention aims to provide a heating pipe detection tool and a detection method of an electric water heater, which can avoid the phenomenon that a heating pipe scalds a nonmetallic liner or the performance of the whole machine is influenced when the water heater is used.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an electric water heater's heating pipe detects frock, includes:

the heating pipe testing device comprises a metal plate inner container, a testing device and a testing device, wherein one end of the metal plate inner container is provided with an opening, the non-opening end of the metal plate inner container is used for mounting a heating pipe to be tested, and the diameter of the metal plate inner container is the same as that of the non-metal inner container;

the sheet metal reference part is arranged at the bottom of the inner wall of the sheet metal liner and is positioned below the heating pipe to be measured;

when the heating pipe to be detected is detected, if the distance between the sheet metal reference part and the heating pipe to be detected meets the preset requirement, the heating pipe to be detected is determined to meet the installation requirement on the non-metal liner.

Preferably, the sheet metal reference part comprises an arc-shaped top plate and side plates connected to two sides of the arc-shaped top plate, and the side plates are supported and fixed to the bottom of the inner wall of the sheet metal liner.

Preferably, one side of the sheet metal reference part is provided with a distance measuring device, and the distance measuring device is used for measuring the distance between the heating pipe to be measured and the sheet metal reference part.

Preferably, when the distance measured by the distance measuring device is within a preset range, it is determined that the heating pipe to be measured meets the installation requirement on the non-metal liner.

Preferably, the side wall of the metal plate liner is provided with an observation hole.

Preferably, the observation holes are arranged in two numbers, and the two observation holes are symmetrically arranged.

Preferably, the non-open end of the metal plate inner container is provided with a bolt, and the heating pipe to be measured is fixed on the metal plate inner container through the bolt.

The invention also provides a detection method of the heating pipe detection tool of the electric water heater, which comprises the following steps:

mounting a heating pipe to be tested at the non-opening end of the metal plate inner container;

through observing the heating pipe that awaits measuring with the distance between the sheet metal reference in the sheet metal inner bag, at the sheet metal reference with distance between the heating pipe that awaits measuring satisfies the preset requirement, then confirms the heating pipe that awaits measuring satisfies the installation requirement on nonmetal inner bag.

Preferably, the distance between the heating pipe to be measured and the sheet metal reference part is measured through a distance measuring device, and when the distance is within a preset range, the heating pipe to be measured meets the installation requirement on the non-metal liner.

The invention has the beneficial effects that: whether the distance between the sheet metal reference part and the heating pipe to be tested meets the preset requirement or not is determined, whether the heating pipe to be tested meets the installation requirement on the nonmetal inner container or not is determined, the installation position of the heating pipe before assembly can be detected and determined, and the problem that the nonmetal inner container is scalded and the performance of the whole machine is affected due to the fact that the bad heating pipe is not required to be installed at the distance between the nonmetal inner container and the nonmetal inner container after being installed on the nonmetal inner container is avoided.

Drawings

FIG. 1 is a schematic perspective view of a heating pipe detection tool of an electric water heater provided by the invention;

fig. 2 is a front view of a heating pipe detection tool of an electric water heater provided by the invention.

In the figure:

1. a metal plate inner container; 11. an observation hole; 2. a heating pipe to be tested; 3. a sheet metal reference part; 31. an arc-shaped top plate; 32. side plates.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The invention provides a heating pipe detection tool of an electric water heater, which can detect whether the installation position of a heating pipe meets the preset requirement before the heating pipe is installed in a non-metal inner container. When the preset requirement is met, the heating pipe can be directly installed on the nonmetal inner container, and when the preset requirement is not met, the position of the heating pipe is readjusted and detected again, and the heating pipe is installed on the nonmetal inner container after meeting the preset requirement. Through the heating pipe detection tool of the electric water heater, the situation that the distance between the heating pipe and the nonmetal inner container is not required after the heating pipe is installed on the nonmetal inner container can be avoided, and the problems that the nonmetal inner container is scalded and the performance of the whole machine is affected are further avoided.

As shown in fig. 1 and 2, the heating pipe detection tool of the electric water heater comprises a sheet metal liner 1 and a sheet metal reference part 3, wherein the sheet metal reference part 3 is installed at the bottom of the inner wall of the sheet metal liner 1.

The diameter of the metal plate liner 1 is the same as that of the nonmetal liner, so that the nonmetal liner is simulated. Through this panel beating inner bag 1, it can not appear being scalded the problem of change after installation heating pipe 2 that awaits measuring, but also can the mounted position of visual observation heating pipe 2 that awaits measuring accord with and predetermine the requirement. In this embodiment, the one end opening of above-mentioned panel beating inner bag 1, the other end is also the non-open end and is used for installing heating pipe 2 that awaits measuring, through 1 one end opening of panel beating inner bag, can observe whether the mounted position of heating pipe 2 that awaits measuring accords with the requirement of predetermineeing through this opening.

Furthermore, an observation hole 11 is formed in the side wall of the sheet metal inner container 1, and the installation position of the heating pipe 2 to be measured can be observed from the side through the observation hole 11, so that whether the installation position meets the preset requirement or not is judged. Preferably, the number of the observation holes 11 is two, and the two observation holes 11 are symmetrically arranged on the side walls of the two sides of the sheet metal liner 1. Further, the observation hole 11 may be a rectangular hole to better observe the installation position of the heating pipe 2 to be measured.

In this embodiment, the bolt is still installed at the non-open end of panel beating inner bag 1, and heating pipe 2 that awaits measuring can be fixed in on the panel beating inner bag 1 through the bolt.

The sheet metal reference part 3 is located below the heating pipe to be detected 2 and used as a reference object when detecting, so that the distance between the heating pipe to be detected 2 and the reference object is reflected, and then a detector visually observes whether the installation position of the heating pipe to be detected 2 meets the preset requirement. For example, if the distance between the heating pipe 2 to be measured and the sheet metal reference member 3 is too large or too small, the preset requirements are not met. The distance between the heating pipe 2 to be measured and the sheet metal reference part 3 can be obtained through visual inspection or can be obtained through a tool.

In this embodiment, for the better distance of acquireing between heating pipe 2 and the panel beating reference piece 3 that awaits measuring, one side at the panel beating reference piece 3 is equipped with range unit (not shown in the figure), through this range unit, can measure the distance between heating pipe 2 and the panel beating reference piece 3 that awaits measuring, and then can set up the requirement of predetermineeing into a concrete scope of predetermineeing, when the distance that range unit detected is in predetermineeing the within range, then explain that the mounted position of this heating pipe 2 that awaits measuring meets the requirements, it satisfies the mounting requirement of heating pipe 2 that awaits measuring on non-metallic inner bag. Preferably, the distance measuring device may be a scale, or an electronic distance measuring device, for example, an ultrasonic distance measuring device or other devices capable of detecting distance.

Further, above-mentioned sheet metal reference member 3 includes arc roof 31 and connects in the curb plate 32 of arc roof 31 both sides, and wherein arc roof 31 is parallel state with the bottom of sheet metal inner bag 1, and two curb plate 32 supports and is fixed in 1 inner wall bottom of sheet metal inner bag. Through setting up two curb plates 32 for the sheet metal is referred to piece 3 and is had certain height, and the formation of this height, on the one hand, its play reference effect that can be better for the mounted position of the heating pipe 2 that awaits measuring is better observed. On the other hand, the height can also be used as a reference for detecting whether the installation position of the heating pipe to be detected 2 is qualified, and at the moment, a distance measuring device is not arranged, but whether the heating pipe to be detected 2 meets the preset requirement or not is judged according to whether the heating pipe to be detected 2 is attached to the arc-shaped top plate 31 or not. That is to say, can set for the standard distance between the heating pipe 2 that awaits measuring with the height of curb plate 32 and the nonmetal inner bag, that is to say after obtaining the standard distance between heating pipe 2 that awaits measuring and the nonmetal inner bag, can set up the height of curb plate 32 to this standard distance default, when carrying out the detection of heating pipe 2 that awaits measuring afterwards, as long as heating pipe 2 that awaits measuring is laminated during the arc roof 31 of sheet metal reference 3, then indicate that the mounted position of this heating pipe 2 that awaits measuring is in qualified scope, and it accords with and predetermines the requirement.

The invention also provides a detection method of the heating pipe detection tool of the electric water heater, which comprises the following steps:

s1, mounting the heating pipe 2 to be measured on the non-opening end of the metal plate liner 1.

S2, observing the distance between the heating pipe 2 to be measured and the sheet metal reference part 3 in the sheet metal liner 1, wherein the distance between the sheet metal reference part 3 and the heating pipe 2 to be measured meets the preset requirement, and then determining that the heating pipe 2 to be measured meets the installation requirement on the nonmetal liner.

According to the heating pipe detection tool and the detection method of the electric water heater, whether the heating pipe 2 to be detected meets the installation requirement of being installed on the non-metal inner container or not is determined by determining whether the distance between the sheet metal reference part 3 and the heating pipe 2 to be detected meets the preset requirement or not, the installation position of the heating pipe before assembly can be detected and determined, the problem that the non-metal inner container is scalded due to the fact that the distance between the heating pipe and the non-metal inner container is not satisfactory after a bad heating pipe is installed on the non-metal inner container is avoided, and the performance of the whole machine is guaranteed.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.