CN204269557U - Water quality detecting device - Google Patents

Water quality detecting device Download PDF

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Publication number
CN204269557U
CN204269557U CN201420737851.XU CN201420737851U CN204269557U CN 204269557 U CN204269557 U CN 204269557U CN 201420737851 U CN201420737851 U CN 201420737851U CN 204269557 U CN204269557 U CN 204269557U
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test chamber
water quality
detecting device
base
quality detecting
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曹畅
熊春洪
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Lihe Technology Hunan Co Ltd
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Lihe Technology Hunan Co Ltd
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Abstract

The utility model discloses a kind of water quality detecting device, comprising detection cell and the base for supporting detection cell, the test chamber that detection cell comprises compensated cavity and is communicated with compensated cavity, test chamber is obliquely installed and is fixed on base; One end base being positioned at the axis of test chamber arranges light source component, the other end arranges light activated element, and the axis co-axial of light source component and light activated element and test chamber is to form the detection light path running through test chamber axis.The utility model is by being positioned on base by the test chamber be obliquely installed, and two ends base being positioned at test chamber axis arrange light source component, light activated element respectively, achieve and detect the axial design of light path along test chamber, thus light path is determined but not the decision of the diameter of test chamber by the length of test chamber, greatly reduce the volume of pick-up unit and the consumption of reagent, and be convenient to arrange heating element on the sidewall of test chamber.

Description

Water quality detecting device
Technical field
The utility model relates to field of water quality detection, especially, relates to a kind of water quality detecting device.
Background technology
Photoelectric Detection is in the existing application of field of water quality detection, but existing water quality detecting device generally adopts the radial both sides along container to arrange the design of light source component and light activated element, see figures.1.and.2, in Fig. 1, container 1 is circular cylindrical cavity, and light source component 2 and light activated element 3 lay respectively at the radial both sides of container 1; In Fig. 2, container 1 is rectangular cavities, and light source component 2 and light activated element 3 lay respectively at the relative both sides of container 1 sidewall.Because optical detection need meet specific light path requirement, namely water quality detecting device must have the cross-sectional diameter or the length of side that are not less than light path, thus cause vessel volume large, also increase the consumption of sample and reagent simultaneously, and take up room greatly due to container and device itself, be unfavorable for miniaturization and the portable design of water quality detection equipment.In field of water quality detection, if liquid to be detected needs heating, then heating arrangement need avoid light path setting, causes heating element inconvenience on existing water quality detecting device to arrange, and easily causes container to heat the phenomenons such as uneven.
Utility model content
The utility model provides a kind of water quality detecting device, to solve the technical matters that existing water quality detecting device takes up room greatly and reagent consumption is large.
The technical solution adopted in the utility model is as follows:
A kind of water quality detecting device, comprise detection cell and the base for supporting detection cell, the test chamber that detection cell comprises compensated cavity and is communicated with compensated cavity, test chamber is obliquely installed and is fixed on base;
One end base being positioned at the axis of test chamber arranges light source component, the other end arranges light activated element, and the axis co-axial of light source component and light activated element and test chamber is to form the detection light path running through test chamber axis.
Further, base is provided with the spatial accommodation matched with the test chamber be obliquely installed, and compensated cavity is communicated to test chamber through connecting portion, and compensated cavity is positioned at outside base.
Further, the bottom of test chamber is provided with the passage extending base exterior, and passage is used for the pipeline communication with outside; And/or
Compensated cavity is provided with at least one in well, spout hole and air hole.
Further, compensated cavity is condensate bottle, surge flask or reaction bulb.
Further, test chamber is through being fixed in spatial accommodation with the fixture block of base engagement.
Further, light source component is connected to base through the first fixed cover, and/or
Light activated element is connected to base through the second fixed cover;
First fixed cover and/or the second fixed cover adjustable along the axial location of test chamber.
Further, adjustablely between light source component with the first fixed cover to be connected; And/or
Adjustablely between light activated element with the second fixed cover to be connected.
Further, leave the first gap between the end that light source component is corresponding with test chamber, the first gap location is provided with the first lens; And/or
Leave the second gap between the end that light activated element is corresponding with test chamber, the second gap location is provided with the second lens.
Further, the first lens are connected to the first fixed cover through the first locating sleeve; And/or
Second lens are connected to the second fixed cover through the second locating sleeve.
Further, the outer peripheral sidewall of test chamber is provided with heating arrangement; Heating arrangement is resistance heating wire, and the outer peripheral sidewall of test chamber is provided with helix groove, and resistance heating wire is wound on helix groove.
The utility model has following beneficial effect:
The utility model water quality detecting device is by being positioned on base by the test chamber be obliquely installed, and two ends base being positioned at test chamber axis arrange light source component, light activated element respectively, achieve and detect the axial design of light path along test chamber, thus light path is determined but not the decision of the diameter of test chamber by the length of test chamber, greatly reduce the volume of pick-up unit and the consumption of reagent, and be convenient to arrange heating element on the sidewall of test chamber.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the water quality detecting device of existing hydrostatic column;
Fig. 2 is the structural representation of the water quality detecting device of existing rectangular vessel;
Fig. 3 is the structural representation of the utility model preferred embodiment water quality detecting device;
Fig. 4 is the location schematic diagram of test chamber and base in Fig. 3;
Fig. 5 is the structural representation of detection cell in Fig. 3; And
Fig. 6 is the structural representation of the water quality detecting device of another embodiment of the utility model.
Description of reference numerals:
10, detection cell; 20, base;
11, compensated cavity; 111, well; 112, spout hole; 113, air hole;
12, test chamber; 121, passage; 122, helix groove;
13, connecting portion;
30, light source component; 40, light activated element;
50, fixture block;
60, the first fixed cover; 61, lock sleeve; 62, regulating sleeve;
70, the second fixed cover;
80, the first lens; 81, the first locating sleeve;
90, the second lens; 91, the second locating sleeve.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Preferred embodiment of the present utility model provides a kind of water quality detecting device, the present embodiment water quality detecting device arranges optical detection light path by adopting the axis along test chamber, thus both reduced pick-up unit and take volume, additionally reduce the consumption detecting reagent, be particularly useful for long light path field of water quality detection.With reference to Fig. 3, the present embodiment water quality detecting device comprises detection cell 10 and the base 20 for supporting detection cell 10, the test chamber 12 that detection cell 10 comprises compensated cavity 11 and is communicated with compensated cavity 11, and test chamber 12 is obliquely installed and is fixed on base 20; One end base 20 being positioned at the axis of test chamber 12 arranges light source component 30, the other end arranges light activated element 40, and the axis co-axial of light source component 30 and light activated element 40 and test chamber 12 is to form the detection light path running through test chamber 12 axis.
The present embodiment is with the method for the axial end of test chamber 12 for light path detection faces, and light path decision detection cell diameter is become and is determined by the length of test chamber, this change reduces the volume of test chamber greatly.To detect light path 40mm, detecting spot diameter 5mm is example:
When adopting the prior art shown in Fig. 1, theoretical required minimum amount of reagent is:
V 1 = πr 1 2 h 1 = 3.14 × ( 0.04 2 ) 2 × 0.005 = 6.28 × 10 - 6 m 3 = 6.28 mL
When adopting the present embodiment pick-up unit, theoretical required minimum amount of reagent is:
V 2 = πr 2 2 h 2 = 3.14 × ( 0.005 2 ) 2 × 0.04 = 7.85 × 10 - 7 m 3 = 0.785 mL
And light path is larger, theoretical amount of reagent differs greatly larger, and the minimizing of amount of reagent then can reach cost-saving, extend reagent interval that in instrument, reagent adds, reduce many benefits such as the environmental pollution that discharging of waste liquid causes.
The present embodiment is by being positioned on base 20 by the test chamber 12 be obliquely installed, and two ends base 20 being positioned at test chamber 12 axis arrange light source component 30, light activated element 40 respectively, achieve and detect the axial design of light path along test chamber 12, thus light path is determined but not the decision of the diameter of test chamber by the length of test chamber 12, greatly reduce the volume of pick-up unit and the consumption of reagent, and be convenient to arrange heating element on the sidewall of test chamber, be suitable for the application of water quality detection.
Alternatively, base 20 is provided with the spatial accommodation matched with the test chamber 12 be obliquely installed, and compensated cavity 11 is communicated to test chamber 12 through connecting portion 13, and compensated cavity 11 is positioned at outside base 20.Compensated cavity 11 is positioned at outside base 20, is convenient to carry out the operations such as reagent interpolation and stirring to compensated cavity.Preferably, compensated cavity 11 is provided with at least one in well, spout hole and air hole, and wherein, well is for adding water sample, the water sample that spout hole is used for adding carries out constant volume operation, and air hole is used for stirring the water sample in compensated cavity 11 with accelerated reaction.In the present embodiment, compensated cavity 11 can select condensate bottle, surge flask or reaction bulb.With reference to Fig. 3 and Fig. 5, condensate bottle selected by compensated cavity 11, and condensate bottle top passageway is air hole 113, and this air hole 113 can also realize the function of sample introduction simultaneously.With reference to Fig. 6, in other embodiments, compensated cavity 11 comprises vessel and is located at the bottle cap of vessel upper end, and bottle cap is provided with well 111, air hole 113, and the sidewall of vessel is provided with spout hole 112.It will be understood by those skilled in the art that the example that these are only the utility model compensated cavity 11, and non-limiting, and those skilled in the art can also adopt the container bottle of other shapes, structure to form compensated cavity 11.
Alternatively, the bottom of test chamber 12 is provided with the passage 121 extending base 20 outside, and passage 121 is for the pipeline communication with outside; Such as passage 121 connects extraneous threeway, can realize the function that sample introduction, stock layout and air blowing are stirred simultaneously.
Alternatively, the fixture block 50 of test chamber 12 through coordinating with base 20 is fixed in spatial accommodation.With reference to Fig. 4, test chamber 12 is fixed in spatial accommodation through securing member by fixture block 50.
Alternatively, light source component 30 is connected to base 20 through the first fixed cover 60, and/or light activated element 40 is connected to base 20 through the second fixed cover 70; To facilitate, light source component 30 and light activated element 40 are changed.Preferably, the first fixed cover 60 and/or the second fixed cover 70 adjustable along the axial location of test chamber 12, to regulate the spacing between light source component 30 and light activated element 40.In the present embodiment, the mode that the first fixed cover 60 and the second fixed cover 70 coordinate through unthreaded hole is arranged on base 20, is located by lock-screw.By regulating the first fixed cover 60 and/or the second fixed position of fixed cover 70 on base 20, same pick-up unit can be realized and be applicable to different detection light path, improving the versatility of this water quality detecting device.
Alternatively, adjustablely between light source component 30 with the first fixed cover 60 to be connected; And/or adjustablely between light activated element 40 with the second fixed cover 70 to be connected.With reference to Fig. 3, in the present embodiment, light source component 30 is fixed on regulating sleeve 62 by lock sleeve 61, and regulating sleeve 62 is connected with the first fixed cover 60 through screw thread, be threaded connection, can realize the activity adjustment between light source component 30 and the first fixed cover 60, thus adjustment light source component 30 is fixed on the installation site on base 20.It will be understood by those skilled in the art that light activated element 40 can adopt the movable connection structure similar with light source component 30 to be flexibly connected with the second fixed cover 70.Wherein, the structure of flexible connection, except adopting thread connecting mode, can also adopt the connected modes such as securing member locking.
Alternatively, leave the first gap between the end that light source component 30 is corresponding with test chamber 12, the first gap location is provided with the first lens 80; And/or leaving the second gap between light activated element 40 end corresponding with test chamber 12, the second gap location is provided with the second lens 90.
Wherein, the first lens 80 are collimation lens, for reaction provides monochromatic collimated beam; Second lens 90 are condenser lens, by the parallel light focusing through test chamber 12 on light activated element 40, improve the sensitivity detected.Those skilled in the art, can select at light source component 30 side and/or light activated element 40 side mounted lens according to actual conditions.Preferably, at the equal mounted lens in light source component 30 side and light activated element 40 side, to improve the precision of detection.Alternatively, the first lens 80 and/or the second lens 90 are connected to fixed cover through locating sleeve, to facilitate the installation and removal of lens.In the present embodiment, the first lens 80 are connected to the first fixed cover 60 through the first locating sleeve 81; Second lens 90 are connected to the second fixed cover 70 through the second locating sleeve 91.
Heat the need of to reagent according to detection, the outer peripheral face of test chamber 12 can be selected distributing auger line groove or be light face.Preferably, the outer peripheral sidewall of the present embodiment test chamber 12 is provided with heating arrangement; Heating arrangement is resistance heating wire, and with reference to Fig. 5, the outer peripheral sidewall of test chamber 12 is provided with helix groove 122, and resistance heating wire is wound on helix groove 122.The uniform threaded line groove 122 in the face of cylinder can well ensure that heater strip is easily wound around, and heating surface is even, and has no effect to light path.Preferably, adopt high temperature resistant heat insulation material for material test chamber 12 being positioned to the fixture block 50 on base 20, can ensure that the efficiency of heating surface is high.Preferably, in order to strengthen the computer heating control to test chamber 12, the present embodiment pick-up unit also comprises the temperature sensor for detecting test chamber 12 place temperature, by the temperature signal at Real-time Feedback test chamber 12 place to control the work of heating arrangement, as, temperature sensor electrical connection controller, controller is by receiving the temperature signal of temperature sensor feedback to control the power supply break-make of heating arrangement, thus the exact heat realized test agent and temperature control.More preferably, in the present embodiment, in order to avoid heating arrangement to the interference of the detection signal of temperature sensor, temperature sensor is located on connecting portion 13.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a water quality detecting device, comprising detection cell (10) and the base (20) for supporting described detection cell (10), it is characterized in that,
The test chamber (12) that described detection cell (10) comprises compensated cavity (11) and is communicated with described compensated cavity (11), described test chamber (12) is obliquely installed and is fixed on described base (20);
The one end described base (20) being positioned at the axis of described test chamber (12) arranges light source component (30), the other end arranges light activated element (40), and described light source component (30) and described light activated element (40) run through the axial detection light path of described test chamber (12) with the axis co-axial of described test chamber (12) to be formed.
2. water quality detecting device according to claim 1, is characterized in that,
Described base (20) is provided with the spatial accommodation matched with the described test chamber (12) be obliquely installed, described compensated cavity (11) is communicated to described test chamber (12) through connecting portion (13), and described compensated cavity (11) is positioned at outside described base (20).
3. water quality detecting device according to claim 2, is characterized in that,
The bottom of described test chamber (12) is provided with extends the outside passage (121) of described base (20), and described passage (121) is for the pipeline communication with outside; And/or
Described compensated cavity (11) is provided with at least one in well, spout hole and air hole.
4. water quality detecting device according to claim 3, is characterized in that,
Described compensated cavity (11) is condensate bottle, surge flask or reaction bulb.
5. water quality detecting device according to claim 4, is characterized in that,
The fixture block (50) of described test chamber (12) through coordinating with described base (20) is fixed in described spatial accommodation.
6., according to the arbitrary described water quality detecting device of claim 1 to 5, it is characterized in that,
Described light source component (30) is connected to described base (20) through the first fixed cover (60), and/or
Described light activated element (40) is connected to described base (20) through the second fixed cover (70);
Described first fixed cover (60) and/or described second fixed cover (70) adjustable along the axial location of described test chamber (12).
7. water quality detecting device according to claim 6, is characterized in that,
Adjustablely between described light source component (30) with described first fixed cover (60) to be connected; And/or
Adjustablely between described light activated element (40) with described second fixed cover (70) to be connected.
8. water quality detecting device according to claim 7, is characterized in that,
Leave the first gap between the end that described light source component (30) is corresponding with described test chamber (12), described first gap location is provided with the first lens (80); And/or
Leave the second gap between the end that described light activated element (40) is corresponding with described test chamber (12), described second gap location is provided with the second lens (90).
9. water quality detecting device according to claim 8, is characterized in that,
Described first lens (80) are connected to described first fixed cover (60) through the first locating sleeve (81); And/or
Described second lens (90) are connected to described second fixed cover (70) through the second locating sleeve (91).
10., according to the arbitrary described water quality detecting device of claim 1 to 5, it is characterized in that,
The outer peripheral sidewall of described test chamber (12) is provided with heating arrangement; Described heating arrangement is resistance heating wire, and the outer peripheral sidewall of described test chamber (12) is provided with helix groove (122), and described resistance heating wire is wound on described helix groove (122).
CN201420737851.XU 2014-11-28 2014-11-28 Water quality detecting device Active CN204269557U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105115901A (en) * 2015-09-30 2015-12-02 力合科技（湖南）股份有限公司 Water quality detection pool and water quality detection device
CN105445198A (en) * 2015-08-21 2016-03-30 上海三盛金属制品有限公司 Alarm system with automatic water pipe cleanliness detection
CN105675512A (en) * 2016-03-03 2016-06-15 苏州意维思自动化科技有限公司 Water quality detection device
CN107860718A (en) * 2017-12-08 2018-03-30 杭州驱歌科技有限公司 A kind of water analysis outfit
CN110106075A (en) * 2019-05-24 2019-08-09 安徽华米生物科技有限公司 It is a kind of for detecting the testing agency of bacterial concentration in tap water

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445198A (en) * 2015-08-21 2016-03-30 上海三盛金属制品有限公司 Alarm system with automatic water pipe cleanliness detection
CN105115901A (en) * 2015-09-30 2015-12-02 力合科技（湖南）股份有限公司 Water quality detection pool and water quality detection device
CN105675512A (en) * 2016-03-03 2016-06-15 苏州意维思自动化科技有限公司 Water quality detection device
CN107860718A (en) * 2017-12-08 2018-03-30 杭州驱歌科技有限公司 A kind of water analysis outfit
CN110106075A (en) * 2019-05-24 2019-08-09 安徽华米生物科技有限公司 It is a kind of for detecting the testing agency of bacterial concentration in tap water

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