CN210571980U

CN210571980U - PH test paper detection device with colorimetric card

Info

Publication number: CN210571980U
Application number: CN201921146690.6U
Authority: CN
Inventors: 陈建华
Original assignee: Nantong Hetang Cuiyue Medical Technology Co Ltd
Current assignee: Nantong Hetang Cuiyue Medical Technology Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-19
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a PH test paper detection device with a colorimetric card, which relates to the technical field of chemical detection and aims to solve the technical problem that when a standard colorimetric card is lost, the liquid on the test paper cannot be analyzed for PH value, and the technical scheme is characterized in that a detection box body comprises a top cover and a bottom box, wherein a fixed block is arranged on the inner wall of the bottom box, which faces the top cover, and a placing groove is arranged on the surface of the fixed block, which is far away from the bottom box; the side wall of the detection box is provided with a colorimetric box, the colorimetric box comprises a front cover and a rear cover, a rotating shaft is arranged in the colorimetric box, a turntable which is coaxial with the rotating shaft is arranged on the rotating shaft, and the outer side wall of the turntable is provided with a standard colorimetric card; the effect of carrying the color card is achieved.

Description

PH test paper detection device with colorimetric card

Technical Field

The utility model relates to a chemistry detects technical field, and more specifically says that it relates to a take PH test paper detection device of colour chip.

Background

The PH test paper detection is a process that the ready-made PH test paper is placed in a watch glass, a drop of solution to be detected is dipped in a dry glass rod, or the solution is dripped in the middle of the test paper by a rubber-headed dropper, and the pH value of the solution can be known by comparing the color change of the test paper with a standard color comparison card.

The current Chinese patent with application number CN200920242879.5 provides a flat plate pH value detection device, which comprises a plastic flat plate, wherein a groove is arranged on the plastic flat plate, and pH test paper is placed in the groove; when the device is used, liquid to be measured is directly dripped onto the pH test paper in the groove through the suction pipe, and the pH value of the liquid to be measured can be measured through comparison with a standard colorimetric card.

This detection device is used for placing the device and the standard color card that wait to detect the PH test paper and is the separation attitude, when examining at every turn, all need move standard color card near detection device with the contrast, but, in case standard color card loses, just can't carry out the analysis of PH value to the liquid on the test paper, so wait to improve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a take PH test paper detection device of colour chip, it has the advantage from taking the colour chip.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a take PH test paper detection device of colour chip, includes the detection box body, its characterized in that: the detection box body comprises a top cover and a bottom box, a fixed block is arranged on the inner wall of the bottom box facing the top cover, and a placing groove is formed in one surface, far away from the bottom box, of the fixed block; the side wall of the detection box is provided with a colorimetric box, a rotating shaft is arranged in the colorimetric box, a turntable which is coaxial with the rotating shaft is arranged on the rotating shaft, and the outer side wall of the turntable is provided with a standard colorimetric card.

By adopting the technical scheme, the test paper is placed in the placing groove, the liquid to be detected is dripped on the test paper, and the color of the test paper is changed; the rotating shaft is rotated to drive the rotating disc to rotate, and when the color block of the standard color comparison card on the rotating disc is similar to the color of the test paper in the detection box, the pH value of the liquid on the test paper can be analyzed.

Further, the axis of rotation is connected with the colorimetric box rotation, and the one end that the axis of rotation is kept away from the detection box body direction extends to the outside of colorimetric box.

Through adopting above-mentioned technical scheme, can follow the colour comparison box external control carousel and rotate.

Furthermore, a rotating column is arranged outside the colorimetric box and connected with one end of the rotating shaft.

Through adopting above-mentioned technical scheme, rotate the rotation post from the cell outside, through the axis of rotation to drive the carousel and rotate.

Furthermore, the side wall of the rotating column is provided with an anti-slip strip which is integrally formed with the rotating column.

Through adopting above-mentioned technical scheme, the antislip strip can increase the coefficient of friction between staff and the rotation post to increase the frictional force between staff and the rotation post, realize skid-proof effect.

Further, a plurality of pressing sheet clips are arranged in the placing groove.

By adopting the technical scheme, the tabletting clamp is used for fixing the test paper on the glass sheet, so that the test paper is kept fixed in the dripping process.

Further, a glass sheet is arranged below the sheet pressing clamp, and the glass sheet is arranged in the placing groove.

Through adopting above-mentioned technical scheme, the glass piece can regard as the base of test paper to use, when dropping liquid detection on the test paper, the glass piece can not react with corrosive liquids, can not destroyed inner structure by liquid, also can not exert an influence to the testing result.

Furthermore, a test paper storage box is arranged on the outer side wall of the detection box, and a drawer is arranged in the test paper storage box.

By adopting the technical scheme, the drawer provides an accommodating space for unused test paper, and when the test paper is required to be used for testing, the test paper can be extracted from the drawer.

Furthermore, one side of the drawer, which is far away from the colorimetric box, is provided with a pull ring.

Through adopting above-mentioned technical scheme, the setting of pull ring facilitates the user to open and close the drawer.

To sum up, the utility model discloses following beneficial effect has:

1. the test paper can be more visually compared with the standard color comparison card by sticking the standard color comparison card on the outer side wall of the turntable through rotating the turntable;

2. the mode that sets up the test paper case at the detection kit lateral wall has been adopted to accomplish access, detection, the trinity effect in contrast place of test paper.

Drawings

FIG. 1 is a schematic structural diagram of a PH test paper detection device with a color chart in an embodiment;

FIG. 2 is a schematic view showing the inside of a cartridge body for embodying the present invention in the embodiment;

FIG. 3 is a schematic view showing the inside of a reagent cassette according to an embodiment;

fig. 4 is a schematic internal view of the colorimetric box used in the embodiment.

In the figure: 1. a detection box body; 11. a top cover; 12. a bottom case; 13. a fixed block; 131. a placement groove; 132. pressing the sheet clamp; 133. a glass sheet; 2. a colorimetric box; 21. a rotating shaft; 22. a turntable; 23. rotating the column; 231. anti-slip strips; 24. a standard color comparison card; 3. a test paper storage box; 31. a drawer; 32. and (4) a pull ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a PH test paper detection device with a colorimetric card refers to FIG. 1, and comprises a detection box body 1, wherein a test paper storage box 3 is cemented below the detection box body 1; the lateral wall of the detection box body 1 is adhered with the colorimetric box 2 along the width direction, the colorimetric box 2 is arranged along the length direction of the detection box body 1, and the detection box body 1, the test paper storage box 3 and the colorimetric box 2 are all transparent plastic boxes.

Referring to fig. 1 and 2, the detection box body 1 is used for detecting test paper, the detection box body 1 comprises a top cover 11 and a bottom box 12, the top cover 11 is rotatably connected with the bottom box 12 through a pin, and the top cover 11 can be opened; a fixed block 13 is adhered to one surface of the bottom box 12 facing the top cover 11, a placing groove 131 is formed in one surface of the fixed block 13 far away from the bottom box 12, the placing groove 131 is arranged along the length direction of the fixed block 13, a glass sheet 133 is adhered to the placing groove 131, and the glass sheet 133 cannot react with corrosive liquid; a plurality of tabletting clamps 132 are arranged above the glass sheets 133, the tabletting clamps 132 are fixed in the placing grooves 131 through bolts, and the surfaces of the tabletting clamps 132 are coated with anti-corrosion materials, such as a polyethylene trimer anti-corrosion coating, so as to prevent corrosive liquid from damaging the internal structure of the tabletting clamps 132; the clamp 132 is used to hold the test strip on the glass plate 133 so that the test strip remains stationary during the dropping process.

Referring to fig. 1 and 3, a strip storage case 3 is used to store unused strips; a drawer 31 capable of being pulled out is arranged in the test paper storage box 3, and a pull ring 32 is arranged on one side, far away from the colorimetric box 2, of the outer side wall of the drawer 31 through a bolt; the user can pull out the drawer 31 by pulling the pull ring 32, so as to take out clean test paper for testing.

Referring to fig. 1 and 4, the colorimetric box 2 is located on the side of the test paper storage box 3 away from the tab 32; a rotating shaft 21 is arranged in the colorimetric box 2, a rotating disc 22 coaxial with the rotating shaft 21 is inserted on the rotating shaft 21, and a standard colorimetric card 24 is adhered on the outer side wall of the rotating disc 22; the rotating shaft 21 is rotatably connected with the colorimetric box 2 through a bearing, and one end of the rotating shaft 21, which is far away from the direction of the test paper storage box 3, extends to the outside of the colorimetric box 2; one end of the rotating shaft 21 outside the colorimetric box 2 is fixedly connected with a rotating column 23 through a bolt; the rotating column 23 is rotated, the rotating disc 22 is driven to rotate through the rotating shaft 21, and when the color block of the standard colorimetric card 24 on the rotating disc 22 is similar to the color of the test paper in the detection box, the pH value of the liquid on the test paper can be analyzed.

Referring to fig. 4, the rotating column 23 is a plastic product, and the outer side wall of the rotating column 23 is provided with an anti-slip strip 231 integrally formed with the rotating column 23; the anti-slip strip 231 serves to increase the friction coefficient between the human hand and the rotating post 23, thereby increasing the friction force.

The working principle is as follows:

when an operator detects the pH value of the liquid, the operator pulls the pull ring 32 to take out clean test paper from the test paper storage box 3, opens the top cover 11 of the detection box body 1, places the test paper on the glass sheet 133 and fixes the test paper by the pressing sheet clamp 132; the liquid is dripped on the fixed test paper, after the complete reaction, the top cover 11 is closed, the rotating column 23 on the side wall of the colorimetric box 2 is rotated, the standard colorimetric card 24 is rotated in the colorimetric box 2, and when the color block in the standard colorimetric card 24 is very close to the color after the reaction of the test paper, the operator can draw the conclusion of the pH value of the liquid.

After the detection is finished, the top cover 11 of the detection box body 1 is opened, and the test paper is taken out.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a take PH test paper detection device of colour chip, includes detection box body (1), its characterized in that: the detection box body (1) comprises a top cover (11) and a bottom box (12), a fixed block (13) is arranged on the inner wall, facing the top cover (11), of the bottom box (12), and a placing groove (131) is formed in one surface, far away from the bottom box (12), of the fixed block (13); the detection box comprises a detection box body (1), and is characterized in that a colorimetric box (2) is arranged on the side wall of the detection box body (1), a rotating shaft (21) is arranged in the colorimetric box (2), a rotating disc (22) which is coaxial with the rotating shaft (21) is arranged on the rotating shaft (21), and a standard colorimetric card (24) is arranged on the outer side wall of the rotating disc (22).

2. The PH test paper detection device with the colorimetric card according to claim 1, wherein: the axis of rotation (21) is connected with colorimetric box (2) rotation, and the one end that detects box body (1) direction is kept away from in axis of rotation (21) extends to the outside of colorimetric box (2).

3. The PH test paper detection device with the colorimetric card according to claim 1, wherein: the external portion of color comparison box (2) is provided with rotates post (23), rotate post (23) and link to each other with the one end of pivot.

4. The PH test paper detection device with the colorimetric card according to claim 3, wherein: the side wall of the rotating column (23) is provided with an anti-slip strip (231) which is integrally formed with the rotating column (23).

5. The PH test paper detection device with the colorimetric card according to claim 1, wherein: a plurality of pressing sheet clips (132) are arranged in the placing groove (131).

6. The PH test paper detection device with the colorimetric card according to claim 5, wherein: a glass sheet (133) is arranged below the sheet pressing clamp (132), and the glass sheet (133) is arranged in the placing groove (131).

7. The PH test paper detection device with the colorimetric card according to claim 1, wherein: the test paper box is characterized in that a test paper storage box (3) is arranged on the outer side wall of the test box, and a drawer (31) is arranged in the test paper storage box (3).

8. The PH test paper detection device with the colorimetric card according to claim 7, wherein: and a pull ring (32) is arranged on one side of the drawer (31) far away from the colorimetric box (2).