WO2015089796A1 - 一种微型水质检测器 - Google Patents

一种微型水质检测器 Download PDF

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Publication number
WO2015089796A1
WO2015089796A1 PCT/CN2013/089978 CN2013089978W WO2015089796A1 WO 2015089796 A1 WO2015089796 A1 WO 2015089796A1 CN 2013089978 W CN2013089978 W CN 2013089978W WO 2015089796 A1 WO2015089796 A1 WO 2015089796A1
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WO
WIPO (PCT)
Prior art keywords
water quality
quality detector
housing
circuit board
detector according
Prior art date
Application number
PCT/CN2013/089978
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English (en)
French (fr)
Inventor
谢虹
Original Assignee
谢虹
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 谢虹 filed Critical 谢虹
Publication of WO2015089796A1 publication Critical patent/WO2015089796A1/zh

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water

Definitions

  • the present invention relates to the field of detectors and, more particularly, to a miniature water quality detector. ⁇ Background technique ⁇
  • I have designed a miniature water quality detector comprising a housing, a circuit board and a battery, a detection head for detecting water and a display for displaying the detection value on the circuit board; the housing comprising a face shell fixed by screws And the bottom case, and the circuit board is fixed on the surface shell by screws, the screw is fixed firmly, and is easy to install and disassemble, and the end of the surface shell is provided with an escape port for avoiding the detecting head.
  • This program is not public. However, there is a gap at the joint between the detecting head and the housing. When the detecting head is inserted into the water, water easily enters the inside of the housing, thereby affecting its normal operation.
  • the technical problem to be solved by the present invention is to provide a miniature water quality detector in which water does not easily enter the casing when the head is placed in water.
  • a miniature water quality detector comprising a circuit board provided with a detecting head, a battery and a casing, the casing being provided with an escape port for avoiding the detecting head, The circuit board and the side wall around the escaping port are glued by glue.
  • the relief port is located at one end of the housing, and the other end of the housing is provided with a placement port for inserting the circuit board into the housing, and the micro water quality detector further includes a closed mouth. Closed cover.
  • the housing is integrally provided, and the two housings are fixed together without gaps to prevent water from entering the inside of the housing.
  • the circuit board is provided with a display screen for displaying a detection value and a control switch
  • the housing is provided with an escape hole for avoiding the display screen
  • the micro water quality detector further includes a cover screen Protective layer.
  • the protective layer closes the escape hole, which not only protects the display but also prevents water or dust from entering the display.
  • the housing is provided with a recess for placing the protective layer around the escape hole. The provision of the recess increases the firmness of the protective layer.
  • the protective layer is fixed to the recess by glue bonding.
  • the glue is firmly bonded, and there is no gap between the shell and the protective layer by glue bonding.
  • the height of the recess is equal to the thickness of the protective layer. Keep the shell and the protective layer flat.
  • the housing is provided with a convex edge along a side wall around the escape opening. Set the bump to protect the head to prevent damage to the head.
  • the protruding edge is provided with an opening. It is convenient for the head to be in contact with water.
  • the miniature water quality detector further includes a cover sleeved from the flange to the housing.
  • the cover is sleeved on the housing when not in use to prevent damage to the detection head.
  • the housing is provided with a limiting platform that terminates at the platform when the cover is sleeved on the housing. Set the platform limit cover.
  • the glue seals and closes the gap between the circuit board and the casing, thereby preventing water from entering when the detecting head is placed in the water.
  • the glue To the inside of the housing.
  • FIG. 1 is a schematic structural view of a miniature water quality detector according to an embodiment of the present invention.
  • Figure 2 is a longitudinal cross-sectional view of a miniature water quality detector in accordance with an embodiment of the present invention.
  • the invention discloses a miniature water quality detector, as shown in FIG. 1 to FIG. 2, including a detection head 21
  • the circuit board 2, the battery 4 and the housing 1 are provided with a escaping opening for avoiding the detecting head 21.
  • the circuit board 2 and the side wall around the escaping port are glued by glue.
  • the glue seals and closes the gap between the circuit board 2 and the casing 1, so that the detecting head 21 is placed at Prevent water from entering the inside of the casing 1 in the water.
  • the relief port is located at one end of the housing 1 , and the other end of the housing 1 is provided with a placement port for inserting the circuit board 2 into the housing 1 , and the micro water quality detector is further A closure cap 5 enclosing the placement opening is included, such that the housing 1 is integrally provided with no gaps compared to the two housings to prevent water from entering the interior of the housing 1.
  • the circuit board 2 is provided with a display screen 22 for displaying the detection value 24 and a button 23, and the button 23 includes a control switch for controlling the micro water quality detector for locking the detection value 24.
  • a lock button and a temperature button for displaying a temperature
  • the housing 1 is provided with an escape hole for avoiding the display screen 22
  • the micro water quality detector further includes a protective layer 3 covering the display screen 22, the protective layer 2
  • the closed escape hole not only protects the display screen 22, but also prevents water or dust from entering the display screen 22.
  • the housing 1 is provided with a recess for placing the protective layer 3 around the relief hole, and the recess is provided to increase the firmness of the protective layer 3; the protective layer 3 is fixed by glue bonding. In the depression, the glue is firmly fixed, and there is no gap between the casing 1 and the protective layer 3 by glue bonding.
  • the height of the recess is equal to the thickness of the protective layer 3, so that the housing 1 and the protective layer 3 are kept flat, so that the housing 1 is beautiful in appearance.
  • the housing 1 is provided with a convex edge along the side wall around the relief opening, and a convex edge protection detecting head 21 is disposed to prevent the detection head 21 from being damaged.
  • An opening is provided on the convex edge to facilitate contact of the detecting head 21 with water.
  • the micro water quality detector further includes a cover 6 sleeved from the protruding edge on the casing 1. When not in use, the cover 6 is sleeved on the casing 1 to prevent The detecting head 21 is damaged.
  • the housing 1 is provided with a limiting platform, which terminates at the platform when the cover 6 is sleeved on the housing 1 Set the platform limit cover 6.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

一种微型水质检测器，包括设有检测头（21）的电路板（2）、电池（4）以及壳体（1），所述壳体（1）设有用于避让所述检测头（21）的避让口，所述电路板（2）和避让口周围侧壁通过胶水粘合。由于检测头（21）部位的电路板（2）与壳体（1）的避让口周围侧壁通过胶水粘合，胶水把电路板（2）与壳体（1）之间的空隙封闭粘合，从而在检测头（21）放置在水中时防止水进入到壳体（1）内部。

Description

一种微型水质检测器
【技术领域】
本发明涉及检测器领域， 更具体的说， 涉及一种微型水质检测器。 【背景技术】
本人已设计了一种微型水质检测器， 包括壳体、 电路板和电池， 电路板上 设有用于检测水的检测头以及用于显示检测值的显示屏； 壳体包括通过螺丝固 定的面壳和底壳， 且电路板通过螺丝固定在面壳上， 螺丝固定牢固， 便于安装 和拆卸， 面壳端部设有用于避让检测头的避让口。 此方案未公开。 但是， 检测 头和壳体连接处有空隙， 当检测头插入到水中时， 水易进入到壳体内部， 从而 影响其正常工作。
【发明内容】
本发明所要解决的技术问题是提供一种当检测头放入水中时水不易进入壳 体内的微型水质检测器。
本发明的目的是通过以下技术方案来实现的： 一种微型水质检测器， 包括 设有检测头的电路板、 电池以及壳体， 所述壳体设有用于避让所述检测头的避 让口， 所述电路板和避让口周围侧壁通过胶水粘合。
优选的， 所述避让口位于所述壳体一端， 所述壳体另一端设有用于所述电 路板插入所述壳体内的放置口， 所述微型水质检测器还包括一封闭所述放置口 的封闭盖。 壳体一体式设置， 相比两个壳体固定在一起无缝隙， 防止水进入到 壳体内部。
优选的， 所述电路板设有用于显示检测值的显示屏以及控制开关， 所述壳 体设有用于避让所述显示屏的避让孔； 所述微型水质检测器还包括一覆盖所述 显示屏的保护层。 保护层封闭避让孔， 不仅保护显示屏， 而且防止水或灰尘等 进入到显示屏上。 优选的， 所述壳体在所述避让孔周围设有用于放置所述保护层的凹陷。 设 置凹陷增加保护层固定的牢固性。
优选的， 所述保护层通过胶水粘合固定在所述凹陷处。 胶水粘合固定牢固， 通过胶水粘合使壳体与保护层之间无缝隙。
优选的， 所述凹陷的高度等于所述保护层的厚度。 使壳体与保护层之间保 持平整。
优选的， 所述壳体沿所述避让口周围侧壁设有凸沿。 设置凸沿保护检测头， 防止检测头受损。
优选的， 所述凸沿上设有开口。 便于检测头与水接触。
优选的， 所述微型水质检测器还包括一从所述凸沿套接在所述壳体上的盖 子。 不使用时盖子套接在壳体上， 防止检测头受损。
优选的， 所述壳体设有一限位平台， 当所述盖子套接在所述壳体上时终止 于所述平台处。 设置平台限位盖子。
本发明由于检测头部位的电路板与壳体的避让口周围侧壁通过胶水粘合， 胶水把电路板与壳体之间的空隙封闭粘合， 从而在检测头放置在水中时防止水 进入到壳体内部。
【附图说明】
图 1是本发明实施例微型水质检测器的结构示意图；
图 2是本发明实施例微型水质检测器的纵向剖视图。
其中： 1、 壳体； 2、 电路板； 21、 检测头； 22、 显示屏； 23、 按键； 24、 检测值； 3、 保护层； 4、 电池； 5、 封闭盖； 6、 盖子。
【具体实施方式】
下面结合附图和较佳的实施例对本发明作进一步说明。
本发明公开一种微型水质检测器， 如图 1至图 2所示， 包括设有检测头 21 的电路板 2、 电池 4以及壳体 1 , 所述壳体 1设有用于避让所述检测头 21的避 让口， 所述电路板 2和避让口周围侧壁通过胶水粘合。 本发明由于检测头 21部 位的电路板 2与壳体 1的避让口周围侧壁通过胶水粘合， 胶水把电路板 2与壳 体 1之间的空隙封闭粘合， 从而在检测头 21放置在水中时防止水进入到壳体 1 内部。
本实施例中， 所述避让口位于所述壳体 1一端， 所述壳体 1另一端设有用于 所述电路板 2插入所述壳体 1 内的放置口， 所述微型水质检测器还包括一封闭 所述放置口的封闭盖 5, 这样壳体 1一体式设置， 相比两个壳体固定在一起就无 缝隙， 防止水进入到壳体 1内部。
如图 1和图 2所示， 所述电路板 2设有用于显示检测值 24的显示屏 22以及 按键 23, 按键 23 包括用于控制微型水质检测器的控制开关、 用于锁定检测值 24的锁定按键以及显示温度的温度按键； 所述壳体 1设有用于避让所述显示屏 22的避让孔； 所述微型水质检测器还包括一覆盖所述显示屏 22的保护层 3, 保 护层 2封闭避让孔， 不仅保护显示屏 22, 而且防止水或灰尘等进入到显示屏 22 上。
本实施例中， 所述壳体 1在所述避让孔周围设有用于放置所述保护层 3的凹 陷， 设置凹陷增加保护层 3 固定的牢固性； 所述保护层 3通过胶水粘合固定在 所述凹陷处， 胶水粘合固定牢固， 通过胶水粘合使壳体 1与保护层 3之间无缝 隙。
在本实施例中， 所述凹陷的高度等于所述保护层 3的厚度， 使壳体 1与保护 层 3之间保持平整， 使壳体 1外表美观。
本实施例中， 所述壳体 1沿所述避让口周围侧壁设有凸沿， 设置凸沿保护检 测头 21 , 防止检测头 21受损。 所述凸沿上设有开口， 便于检测头 21与水接触。 如图 1和图 2所示，所述微型水质检测器还包括一从所述凸沿套接在所述壳体 1 上的盖子 6, 不使用时盖子 6套接在壳体 1上， 防止检测头 21受损。 所述壳体 1设有一限位平台， 当所述盖子 6套接在所述壳体 1上时终止于所述平台处， 设 置平台限位盖子 6。 以上内容是结合具体的优选实施方式对本发明所作的进一步详细说明， 不能 认定本发明的具体实施只局限于这些说明。 对于本发明所属技术领域的普通技 术人员来说， 在不脱离本发明构思的前提下， 还可以做出若干筒单推演或替换， 都应当视为属于本发明的保护范围。

Claims

权利要求
1、 一种微型水质检测器， 其特征在于， 包括设有检测头的电路板、 电池以 及壳体， 所述壳体设有用于避让所述检测头的避让口， 所述电路板和避让口周 围侧壁通过胶水粘合。
2、 如权利要求 1所述的微型水质检测器， 其特征在于， 所述避让口位于所 述壳体一端， 所述壳体另一端设有用于所述电路板插入所述壳体内的放置口， 所述微型水质检测器还包括一封闭所述放置口的封闭盖。
3、 如权利要求 2所述的微型水质检测器， 其特征在于， 所述电路板设有用 于显示检测值的显示屏以及控制开关， 所述壳体设有用于避让所述显示屏的避 让孔； 所述微型水质检测器还包括一覆盖所述显示屏的保护层。
4、 如权利要求 3所述的微型水质检测器， 其特征在于， 所述壳体在所述避 让孔周围设有用于放置所述保护层的凹陷。
5、 如权利要求 4所述的微型水质检测器， 其特征在于， 所述保护层通过胶 水粘合固定在所述凹陷处。
6、 如权利要求 4所述的微型水质检测器， 其特征在于， 所述凹陷的高度等 于所述保护层的厚度。
7、 如权利要求 3所述的微型水质检测器， 其特征在于， 所述壳体沿所述避 让口周围侧壁设有凸沿。
8、 如权利要求 7所述的微型水质检测器， 其特征在于， 所述凸沿上设有开 口。
9、 如权利要求 7所述的微型水质检测器， 其特征在于， 所述微型水质检测 器还包括一从所述凸沿套接在所述壳体上的盖子。
10、 如权利要求 9所述的微型水质检测器， 其特征在于， 所述壳体设有一 限位平台， 当所述盖子套接在所述壳体上时终止于所述平台处。
PCT/CN2013/089978 2013-12-19 2013-12-19 一种微型水质检测器 WO2015089796A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN103728426A (zh) * 2013-12-19 2014-04-16 谢虹 一种微型水质检测器
CN103728427A (zh) * 2013-12-19 2014-04-16 谢虹 一种微型水质检测器

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JPH09218194A (ja) * 1996-02-08 1997-08-19 Nippon Telegr & Teleph Corp <Ntt> 水質測定装置
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CN103728426A (zh) * 2013-12-19 2014-04-16 谢虹 一种微型水质检测器
CN103728427A (zh) * 2013-12-19 2014-04-16 谢虹 一种微型水质检测器

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JPH09218194A (ja) * 1996-02-08 1997-08-19 Nippon Telegr & Teleph Corp <Ntt> 水質測定装置
CN1600946A (zh) * 2003-09-28 2005-03-30 乐金电子(天津)电器有限公司 洗衣机的水质检测装置
US20060070429A1 (en) * 2004-10-05 2006-04-06 Yi-Chia Liao Water quality measuring apparatus
US20090242493A1 (en) * 2008-03-25 2009-10-01 Hm Digital, Inc. Method and apparatus for routine liquid testing for total dissolved solids
CN202533401U (zh) * 2012-01-30 2012-11-14 北京银之源科贸有限责任公司 Tds测试笔
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CN103728427A (zh) * 2013-12-19 2014-04-16 谢虹 一种微型水质检测器

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