CN218036636U

CN218036636U - Titration detection unit

Info

Publication number: CN218036636U
Application number: CN202222152991.8U
Authority: CN
Inventors: 尹治; 何松翰; 罗雪林
Original assignee: Sichuan Shengshi Technology Co ltd
Current assignee: Sichuan Shengshi Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-13
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a titration detection unit, which comprises a clapboard, wherein the clapboard is provided with a through hole for a jacket beaker to pass through, the clapboard is provided with a background lamp assembly and a color identification module, and the background lamp assembly and the color identification module are symmetrically arranged; the background lamp assembly comprises a bottom plate, a light diffusion plate and an LED lamp group, the bottom plate is fixedly arranged on the partition plate through screws, an arc-shaped part matched with the jacket beaker is arranged on one side, close to the jacket beaker, of the light diffusion plate, a plurality of mounting surfaces are arranged on one side, far away from the jacket beaker, of the light diffusion plate, and the LED lamp group is arranged on each mounting surface; the LED banks includes LED lamp plate and a plurality of spliced pole, and the spliced pole is inside to be provided with the internal thread, is provided with the arch on the diffusion sheet, and the arch is provided with the external screw thread, and the spliced pole passes through internal thread and outdoor threaded connection with the arch, and LED lamp plate four corners position is provided with the mounting hole. The utility model discloses can solve artifical people's eye judgement and titrate the colour error big in the use of reality, lead to titrating the technical problem that the result rate of accuracy is low.

Description

Titration detection unit

Technical Field

The utility model relates to a titration outfit technical field, concretely relates to titration detecting element.

Background

Titration is a means of quantitative analysis, and is also a chemical experimental operation. It determines the content of a solute by performing a specific pretreatment such as high temperature digestion reflux and then allowing quantitative reaction of two or more solutions. It is characterized by that it utilizes the colour change of indicator to indicate titration end point, then visually utilizes the consumption volume of standard solution and calculates the analysis result to define the exact content of analyzed substance.

The calibration comprises direct calibration and indirect calibration, and the direct calibration comprises the following steps: accurately weighing a certain amount of reference substance, dissolving in water, and titrating with a solution to be calibrated until the reaction is complete. And calculating the accurate concentration of the solution to be calibrated according to the volume of the consumed solution to be calibrated and the mass of the reference substance. Indirect calibration: a portion of the standard solution, without a suitable reference reagent for calibration, can only be calibrated with another standard solution of known concentration. If the acetic acid solution is calibrated by NaOH standard solution and the oxalic acid solution is KMnO ₄ Standard liquid is used for calibration, and the like, of course, the system error of indirect calibration is larger than that of direct calibration.

At present, when titration is carried out, the change condition of a titration solution is generally detected in a human eye mode when manual titration is adopted, and due to the fact that different people have different sensitivities to colors, the change condition of the titration solution is judged through human eyes only when titration is carried out, so that the error of a titration result is large, and the titration accuracy is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a titration detection unit, it can solve artifical people's eye judgement and titrate that the colour error is big in the use of reality, leads to titrating the technical problem that the result rate of accuracy is low.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a titration detection unit comprises a partition plate, wherein a through hole for a jacket beaker to pass through is formed in the partition plate, a background lamp assembly and a color identification module are arranged on the partition plate, and the background lamp assembly and the color identification module are symmetrically arranged;

the background lamp assembly comprises a bottom plate, a light diffusion plate and an LED lamp group, the bottom plate is fixedly arranged on the partition plate through screws, an arc-shaped part matched with the jacket beaker is arranged on one side, close to the jacket beaker, of the light diffusion plate, a plurality of mounting surfaces are arranged on one side, far away from the jacket beaker, of the light diffusion plate, and each mounting surface is provided with the LED lamp group;

the LED lamp bank comprises an LED lamp panel and a plurality of connecting columns, internal threads are arranged inside the connecting columns, protrusions are arranged on the light scattering plate and provided with external threads, the connecting columns are connected with the protrusions through the internal threads and outdoor threads, mounting holes are formed in the four corners of the LED lamp panel, and the LED lamp panel is pressed on the connecting columns through screws penetrating through the mounting holes.

Wherein, color identification module is RGB color sensor, and RGB color sensor passes through the support mounting on the baffle.

Further optimize, be provided with the miniature radiator fan who is close to RGB color sensor on the support.

The partition board is connected with a shell used for covering the background lamp assembly and the color identification module, and the shell is provided with an observation window which can be opened and closed.

The observation window comprises an outer cover plate and an inner cover plate, wherein an extension part extending into the circular opening is arranged on the outer cover plate, and a first arc-shaped notch and a second arc-shaped notch corresponding to the first protrusion and the second protrusion are arranged on the extension part; the inner cover plate is provided with a first notch and a second notch, the diameter of the inner cover plate is the same as that of the extension part, the first notch and the second notch correspond to the first arc-shaped notch and the second arc-shaped notch, the outer cover plate is connected with the inner cover plate to form an integrated structure, and a limiting slide way is formed at the positions of the first arc-shaped notch and the second arc-shaped notch.

Further limit, the inner cover plate is connected with the outer cover plate through screws.

Preferably, the outer cover plate is provided with a hand-held part.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses mainly used realizes the monitoring to titrating solution color change in the solution titration process, can be even shine on the cover beaker through carrying out the astigmatism with the light that LED lamp pearl that the back light subassembly and color identification module symmetry set up on the LED banks sent through the diffusion sheet after, like this, can make the color identification module more accurate when discerning the color of titrating solution, be convenient for the color identification module to the discernment of titrating solution color, and then improve titrating solution color change situation sensitivity in the titration process, and then can effectual improvement titrate the rate of accuracy; the color identification module realizes real-time detection on color change of the titration solution; compare in the change condition of human eye judgement titration solution, the utility model discloses can make the titration result more accurate, can effectual solution artifical people's eye judge that titration color error is big, lead to titrating the technical problem that the result rate of accuracy is low.

More importantly, the utility model discloses diffusion plate is close to and presss from both sides cover beaker one side and is provided with and presss from both sides the arc portion that the cover beaker matches, keeps away from to press from both sides cover beaker one side and is provided with a plurality of installation faces, all is provided with on each installation face LED banks can make like this shine on pressing from both sides the cover beaker through astigmatic pipeline at utmost, and the colour identification module of being convenient for is to titrating the discernment of solution colour.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the position relationship between the backlight assembly and the color recognition module according to the present invention.

Fig. 3 is a schematic view of the overall structure of the backlight assembly of the present invention.

Fig. 4 is a schematic view of the overall structure of the housing of the present invention.

Fig. 5 is a schematic view of the overall structure of the observation window of the present invention.

Reference numerals are as follows:

101-partition board, 102-jacket beaker, 103-background lamp component, 104-color identification module, 105-bottom board, 106-limiting slideway, 107-LED lamp component, 108-arc part, 109-mounting surface, 110-LED lamp panel, 111-connecting column, 112-screw, 113-shell, 114-observation window, 115-round opening, 116-first protrusion, 117-second protrusion, 118-outer cover board, 119-inner cover board, 120-extending part, 121-first arc notch, 122-first notch, 123-second notch, 124-handheld part and 125-diffuser plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like are used in the orientation and positional relationship shown in the drawings for convenience in describing the embodiments of the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the embodiments of the present invention.

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 implicitly indicating 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 embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply 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 above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. In order to simplify the disclosure of embodiments of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Furthermore, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 5, the present embodiment discloses a titration detection unit, which includes a partition 101, a through hole for a jacket beaker 102 to pass through is formed in the partition 101, a background light assembly 103 and a color identification module 104 are arranged on the partition 101, and the background light assembly 103 and the color identification module 104 are symmetrically arranged;

the background lamp assembly 103 comprises a bottom plate 105, a light-diffusing plate 125 and an LED lamp group 107, wherein the bottom plate 105 is fixedly arranged on the partition plate 101 through a screw 112, one side of the light-diffusing plate 125, which is close to the jacket beaker 102, is provided with an arc-shaped part 108 matched with the jacket beaker 102, one side of the light-diffusing plate 125, which is far away from the jacket beaker 102, is provided with a plurality of mounting surfaces 109, and each mounting surface 109 is provided with the LED lamp group 107;

the LED lamp set 107 comprises an LED lamp panel 110 and a plurality of connecting columns 111, internal threads are arranged inside the connecting columns 111, protrusions are arranged on the light scattering plate 125 and provided with external threads, the connecting columns 111 are connected with the protrusions through the internal threads and the external threads, mounting holes are formed in four corners of the LED lamp panel 110, and the LED lamp panel 110 is pressed on the connecting columns 111 through screws 112 penetrating through the mounting holes.

The utility model discloses mainly used realizes the monitoring to titrating solution color change in the solution titration process, through with the light that sets up LED lamp pearl on the LED banks 107 of back light subassembly 103 and color identification module 104 symmetry and send can be even shine on the jacket beaker 102 after the diffusion plate 125 is astigmatism, like this, can make color identification module 104 more accurate when discerning the titration solution color, be convenient for color identification module 104 to the discernment of titration solution color, and then improve titration solution color change situation sensitivity in the titration process, and then can effectual improvement titration accuracy; the color recognition module 104 realizes real-time detection of color change of the titration solution; compare in the change condition of human eye judgement titration solution, the utility model discloses can make the titration result more accurate, can effectual solution artifical people's eye judge that titration color error is big, lead to titrating the technical problem that the result rate of accuracy is low.

More importantly, the utility model discloses diffusion sheet 125 is close to and presss from both sides cover beaker 102 one side and is provided with the arc portion 108 that matches with pressing from both sides cover beaker 102, keeps away from to press from both sides cover beaker 102 one side and is provided with a plurality of installation face 109, all is provided with on each installation face 109 LED banks 107 like this can make through astigmatic pipeline furthest shine on pressing from both sides cover beaker 102, the colour identification module 104 of being convenient for is to the discernment of titrating the solution colour.

The color recognition module 104 is an RGB color sensor, and the RGB color sensor is mounted on the partition board 101 through a bracket. Like this, realize the detection to titrating solution color variation through the RGB color sensor that sets up, can effectual improvement titrate and make the rate of accuracy.

Example two

Referring to fig. 5, the present embodiment is further optimized based on the first embodiment, in the present embodiment, a casing 113 for covering the backlight assembly 103 and the color recognition module 104 is connected to the partition 101, and a viewing window 114 capable of being opened and closed is disposed on the casing 113. The observation window 114 is arranged to facilitate the operator to observe the titration condition.

The shell 113 is of a U-shaped structure, a circular opening 115 is formed in the side face of the shell 113, a first protrusion 116 and a second protrusion 117 are formed in the side wall of the circular opening 115, the observation window 114 comprises an outer cover plate 118 and an inner cover plate 119, an extending portion 120 extending into the circular opening 115 is arranged on the outer cover plate 118, and a first arc-shaped notch 121 and a second arc-shaped notch corresponding to the first protrusion and the second protrusion are formed in the extending portion 120; the diameter of the inner cover plate 119 is the same as that of the extension portion 120, a first notch 122 and a second notch 123 are arranged on the inner cover plate 119, the first notch 122 and the second notch 123 correspond to the first arc notch 121 and the second arc notch, the outer cover plate 118 and the inner cover plate 119 are connected to form an integrated structure, and a limiting slide way 106 is formed at the positions of the first arc notch 121 and the second arc notch.

In actual use, the inner cover plate 119 is connected with the outer cover plate 118 through the screws 112.

Thus, in practical use, only the first notch 122 and the second notch 123 on the inner cover plate 119 need to be aligned with the first protrusion 116 and the second protrusion 117, and the inner cover plate 119 and the outer cover plate 118 need to be pushed towards the jacket beaker 102, so that the first protrusion 116 and the second protrusion 117 enter the limiting slide way 106, and then the circular opening 115 can be closed by rotating the outer cover plate 118, and the circular opening can be directly opened when observation is needed.

Wherein, the outer cover plate 118 is provided with a hand-held part 124; the handheld part 124 makes the operating personnel more convenient and fast when operating.

The utility model discloses mainly used titrates the in-process and to titrating the detection that solution colour changed, uses colour identification module 104 can effectual improvement colour monitoring sensitivity to under the effect of background light subassembly 103, can make colour identification module 104 more accurate when solution colour is titrated in the discernment, the colour identification module 104 of being convenient for is to titrating the discernment of solution colour, and then can effectual improvement accuracy of titrating.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

The above description is intended to be illustrative of the present invention and not restrictive, and any modifications, equivalents, and improvements made within the spirit and scope of the present invention are intended to be included therein.

Claims

1. A titration detection unit, characterized by: the device comprises a partition plate, wherein a through hole for a jacket beaker to pass through is formed in the partition plate, a background lamp assembly and a color identification module are arranged on the partition plate, and the background lamp assembly and the color identification module are symmetrically arranged;

2. The titration detection unit according to claim 1, wherein: the color recognition module is an RGB color sensor, and the RGB color sensor is installed on the partition plate through a support.

3. The titration detection unit according to claim 2, wherein: a micro cooling fan close to the RGB color sensor is arranged on the support.

4. The titration detection unit according to any one of claims 1-3, wherein: the partition board is connected with a shell used for covering the background lamp assembly and the color identification module, and the shell is provided with an observation window which can be opened and closed.

5. The titration detection unit according to claim 4, wherein: the shell is of a U-shaped structure, a circular opening is formed in the side face of the shell, a first bulge and a second bulge are arranged on the side wall of the circular opening, the observation window comprises an outer cover plate and an inner cover plate, an extending portion extending into the circular opening is arranged on the outer cover plate, and a first arc-shaped notch and a second arc-shaped notch corresponding to the first bulge and the second bulge are formed in the extending portion; the inner cover plate is provided with a first notch and a second notch, the diameter of the inner cover plate is the same as that of the extension part, the first notch and the second notch correspond to the first arc-shaped notch and the second arc-shaped notch, the outer cover plate is connected with the inner cover plate to form an integrated structure, and a limiting slide way is formed at the positions of the first arc-shaped notch and the second arc-shaped notch.

6. The titration detection unit according to claim 5, wherein: the inner cover plate is connected with the outer cover plate through screws.

7. The titration detection unit according to claim 6, wherein: the outer cover plate is provided with a hand-held part.