CN211505232U

CN211505232U - Special tray for detecting pH test paper

Info

Publication number: CN211505232U
Application number: CN201922145923.7U
Authority: CN
Inventors: 桑雅丽
Original assignee: Chifeng University
Current assignee: Chifeng University
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-09-15
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a special tray of pH test paper detection relates to experiment appurtenance technical field, which comprises a base, the top outside on chassis is provided with the limit wall, the inside that the top on chassis is located the limit wall is provided with multiunit pH test paper, the shape of pH test paper is the square of length of side one centimetre, the kerve has been seted up to the intermediate position on chassis top, the kerve runs through the top on chassis and extends to the bottom on chassis and is connected with the collecting vat. The utility model discloses a collecting vat that sets up, filter screen and beaker, after pH test paper and survey raffinate got into the collecting vat, the filter screen can separate pH test paper and survey raffinate, make the pH test paper stop in the collecting vat, in the survey raffinate enters into the beaker, pour the survey raffinate into the waste liquid bucket, put into the garbage bin with the pH test paper, in the pH test paper 7 of fritter rushed into the basin when having avoided the experiment to accomplish after-cleaning instrument, cause unnecessary to block up, the inconvenient problem of handling of pH test paper has effectively been solved.

Description

Special tray for detecting pH test paper

Technical Field

The utility model relates to an experiment assists utensil technical field, specifically is a special tray of ordinary pH test paper detection.

Background

In the experiment, the reaction progress is often detected by measuring the pH value of a sample, if the reaction needs to continuously measure the change of the pH value, pH test paper needs to be used for many times, and particularly in the teaching of chemical experiments, in order to save resources and avoid waste, the pH test paper needs to be cut into small pieces of 1 cm square for use.

But present pH test paper can't carry out continuous many times to the survey sample and measure, and the tray of carrying out the pH value survey moreover is difficult dry, is unfavorable for repetitious usage many times, and the test paper undersize after the use, often adheres to on experiment table surface or other glass instruments, gets into the basin when clean, blocks up the sewer hole or blocks up sewer pipe, causes unnecessary trouble.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problems that the measurement cannot be repeatedly carried out for many times, the tray is not easy to dry and is not beneficial to repeated use, and the pH test paper is inconvenient to process, the special tray for detecting the pH test paper is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the tray special for detecting the pH test paper comprises a chassis, wherein a side wall is arranged on the outer side of the top of the chassis, a plurality of groups of pH test paper are arranged inside the side wall on the top of the chassis, the pH test paper is square with one centimeter of side length, a bottom groove is formed in the middle of the top of the chassis, the bottom groove penetrates through the top of the chassis and extends to the bottom of the chassis to be connected with a collecting groove, a rotary ring is arranged at the bottom of the collecting groove, a filter screen is connected inside the rotary ring, an internal thread is formed in the top of the rotary ring, and a beaker is arranged on the outer side of the collecting groove on the bottom of the chassis.

Preferably, the base plate is made of white materials, and the diameter of the base plate is ten centimeters.

Preferably, the height of the side wall is one centimeter, and the material of the side wall is the same as that of the chassis.

Preferably, the collection trough is six centimeters in diameter and the beaker has an internal diameter of six points and six centimeters.

Preferably, the height of the collection trough is eight centimeters in length. The internal depth of the beaker is nine centimeters.

Preferably, the outer side of the bottom end of the collecting tank is provided with an external thread, and the rotating ring is rotatably connected with the bottom end of the collecting tank through the internal thread.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a chassis and the pH test paper that set up, the diameter on chassis is ten centimetres, and tens pieces of pH test paper can be placed to its top, can carry out many times pH detection to the survey sample simultaneously, and when examining at every turn, every piece of pH test paper can not interfere with each other, has improved work efficiency, has effectively solved the problem that the pH test paper can't carry out many times of continuous measurements to the survey sample;

2. through the arranged chassis, the side wall and the bottom groove, after the test is finished, the pH test paper and the measured residual liquid can be flushed into the collecting groove in a water washing mode, the chassis can be cleaned, the chassis is convenient to dry, the use efficiency is improved, the problem that the tray is not easy to dry and is not beneficial to reuse is effectively solved, the side wall can prevent cleaning water flow from flowing out of the chassis, and the leakage of the measured residual liquid is prevented;

3. through the collecting vat that sets up, filter screen and beaker, after pH test paper and survey raffinate got into the collecting vat, the filter screen can separate pH test paper and survey raffinate, make the pH test paper stop in the collecting vat, survey the raffinate and enter into the beaker, pour the survey raffinate into the waste liquid bucket, put into the garbage bin with the pH test paper, the pH test paper 7 of fritter rushes into in the basin when having avoided experiment completion back cleaning apparatus, cause unnecessary to block up, the recovery is convenient, the work efficiency is improved, the inconvenient problem of handling of pH test paper has effectively been solved, and can take off the filter screen from the collecting vat through the internal thread, the convenient pH test paper to the filter screen is collected, the work efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic view of the swivel structure of the present invention.

In the figure: 1. a chassis; 2. a side wall; 3. a bottom groove; 4. collecting tank; 5. rotating the ring; 6. filtering with a screen; 7. pH test paper; 8. a beaker; 9. an internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the tray special for detecting pH test paper comprises a chassis 1, a side wall 2 is arranged on the outer side of the top end of the chassis 1, a plurality of groups of pH test paper 7 are arranged inside the side wall 2 on the top end of the chassis 1, the pH test paper 7 is in a square with one centimeter of side length, a bottom groove 3 is arranged at the middle position of the top end of the chassis 1, the bottom groove 3 penetrates through the top end of the chassis 1 and extends to the bottom end of the chassis 1 to be connected with a collecting tank 4, a swivel 5 is arranged at the bottom end of the collecting tank 4, a filter screen 6 is connected inside the swivel 5, an internal thread 9 is arranged at the top end of the swivel 5, and a beaker 8.

Please refer to fig. 1, the material of the chassis 1 is white, the diameter of the chassis 1 is ten cm, so that tens of pieces of pH test paper 7 can be placed on the chassis 1, and can be continuously spotted on each pH test paper 7 to determine the pH value of the sample, and the chassis 1 is white, which facilitates the color comparison with the color chart.

Please refer to fig. 1 and fig. 2, the height of the side wall 2 is one centimeter, the material of the side wall 2 is the same as that of the bottom plate 1, and the side wall 2 can prevent the water flow from flowing out from the outside of the bottom plate 1 to cause the leakage of the residual liquid when the pH test paper 7 and the residual liquid are washed after the test is finished.

Referring again to fig. 2, the collection trough 4 has a six centimeter diameter and the beaker 8 has a six point six centimeter inside diameter, so that the collection trough 4 can be easily placed into the beaker 8.

Referring again to fig. 2, the height of the collection trough 4 is eight centimeters in length. Beaker 8's inside degree of depth is nine centimetres, and collecting vat 4 can not prevent that collecting vat 4 from blockking up with the inside bottom contact of beaker 8, has improved the speed that the survey raffinate flowed into in the beaker 8.

Please refer to fig. 2 and fig. 3, an external thread is disposed on an outer side of the bottom end of the collecting tank 4, and the rotating ring 5 is rotatably connected to the bottom end of the collecting tank 4 through the internal thread 9, so that the filter screen 6 can be detached from the bottom end of the collecting tank 4 along with the rotating ring 5, and the pH test paper 7 can be cleaned conveniently.

The working principle is as follows: when a measured sample needs to be detected, firstly, the pH test paper 7 is placed at the top end of the chassis 1, the chassis 1 is ten centimeters in diameter, dozens of pieces of pH test paper 7 can be placed, multiple times of pH detection can be simultaneously carried out on the measured sample, resources are saved, the maximum resource utilization is formed, then the detected sample is dripped on different pH test paper 7, the color of the chassis 1 is white, the color comparison with a colorimetric card is convenient, the pH value of the sample can be rapidly and accurately determined, each piece of pH test paper 7 cannot interfere with each other, the working efficiency is improved, after the test is finished, the pH test paper 7 and the measured residual liquid are flushed into the collecting groove 4 in a water washing mode, the chassis 1 can be cleaned, the drying of the chassis 1 is convenient, the use efficiency is improved, the side wall 2 can prevent cleaning water flow from flowing out from the outer side of the chassis 1, and the leakage of the measured residual liquid is prevented, when pH test paper 7 and survey raffinate get into collection tank 4 after, filter screen 6 can separate pH test paper 7 and survey raffinate, make pH test paper 7 stop in collecting tank 4, survey the raffinate enters into beaker 8 in, pour the survey raffinate into in the waste liquid bucket, put into the garbage bin with the pH test paper, the pH test paper 7 of fritter washes into in the basin when having avoided the experiment to accomplish back cleaning instrument, cause unnecessary to block up, work efficiency has been improved, and can take off filter screen 6 from collecting tank 4 through internal thread 9, conveniently collect pH test paper 7 on the filter screen 6, and work efficiency is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

The special tray for detecting the pH test paper comprises a chassis (1), and is characterized in that: the utility model discloses a monitoring device, including chassis (1), the top outside of chassis (1) is provided with limit wall (2), the inside that the top of chassis (1) is located limit wall (2) is provided with multiunit pH test paper (7), the shape of pH test paper (7) is the square of length of side one centimetre, kerve (3) have been seted up to the intermediate position on chassis (1) top, kerve (3) run through the top of chassis (1) and extend to the bottom of chassis (1) and be connected with collecting vat (4), the bottom of collecting vat (4) is provided with swivel (5), the internal connection of swivel (5) has filter screen (6), internal thread (9) have been seted up on the top of swivel (5), the outside that the bottom of chassis (1) is located collecting vat (4) is provided with beaker (8).
2. The tray special for detecting pH test paper according to claim 1, characterized in that: the chassis (1) is made of white materials, and the diameter of the chassis (1) is ten centimeters.
3. The tray special for detecting pH test paper according to claim 1, characterized in that: the height of the side wall (2) is one centimeter, and the material of the side wall (2) is the same as that of the chassis (1).
4. The tray special for detecting pH test paper according to claim 1, characterized in that: the diameter of the collecting groove (4) is six centimeters, and the inner diameter of the beaker (8) is six points and six centimeters.
5. The tray special for detecting pH test paper according to claim 1, characterized in that: the height of the collecting groove (4) is eight centimeters.
6. The tray special for detecting pH test paper according to claim 1, characterized in that: the internal depth of the beaker (8) is nine centimeters.
7. The tray special for detecting pH test paper according to claim 1, characterized in that: the outer side of the bottom end of the collecting tank (4) is provided with an external thread, and the rotating ring (5) is rotatably connected with the bottom end of the collecting tank (4) through the internal thread (9).