CN107807200A - Diffusion boat device and its application method - Google Patents

Abstract

The invention belongs to soil testing assemblies technical field, is related to a kind of diffusion boat device and its application method.Diffusion boat device provided by the invention, including ware body and diffusion boat lid, ware body are provided with inner and outer wall, and ware body is divided into left chamber body and right chamber body by inwall；The upper surface of outer wall is provided with groove, and diffusion boat is covered provided with the projection with fit depressions so that in the outward flange insertion groove of diffusion boat lid；Diffusion boat, which covers, is provided with least one through hole, and the stopple to match with through hole.Diffusion boat device provided by the invention, simple in construction, assay method result is stable, is used conveniently and safely, and easily operates, and effectively solves the technical problem of the operation failure caused by the easy mixing of mistress's solution in the alkali-hydrolyzable nitrogen in diffusion absorption method measure soil.

Description

Diffusion dish apparatus and method of use thereof

technical field

The invention belongs to the technical field of soil detection devices, and in particular relates to a diffusion dish device and a method for using the same.

Background technique

Soil alkaline nitrogen includes inorganic nitrogen and organic nitrogen that is easily decomposed in part of organic matter, which is the sum of ammonium nitrogen, nitrate nitrogen, amino acids, amides and easily hydrolyzed proteins. It can reflect the nitrogen supply in the soil in the near future, so it is also called soil available nitrogen. Determining the content of alkaline nitrogen in soil is of certain significance for understanding the nitrogen supply capacity of soil and guiding rational fertilization.

At present, the more commonly used method is the diffusion coefficient method. The traditional diffusion vessel device is to connect the inner chamber and the outer chamber together, which is not conducive to the separation of the inner and outer chambers for separate injection of solutions, and it is difficult to avoid the splash of the acid-base solution in the inner and outer chambers during the filling process. And the pollution that brings; That is to say, a little carelessness in the operation process of using the diffusion dish device will easily cause the mixing of the inner and outer chamber solutions, resulting in operation failure, which has higher technical requirements for operators and affects work efficiency.

Contents of the invention

In view of this, the purpose of the present invention is to overcome the deficiencies in the prior art, to provide a diffusion plate device and its use method, effectively solve the operation failure caused by the easy mixing of the inner and outer solutions of the alkaline nitrogen in the soil by the diffusion absorption method technical problems, and simple structure, good sealing.

In order to achieve the above object, the technical scheme adopted by the present invention is as follows.

A diffusion vessel device includes a vessel body and a diffusion vessel cover, the vessel body is provided with an inner wall and an outer wall, and the inner wall divides the vessel body into a left cavity and a right cavity.

The upper end surface of the outer wall is provided with a groove, and the diffusion vessel cover is provided with a protrusion matching the groove, so that the outer edge of the diffusion vessel cover is embedded in the groove.

The diffusion vessel cover is provided with at least one through hole and a hole plug matching the through hole.

The inner wall is in an "S" shape, and the height of the inner wall is lower than that of the outer wall.

The groove is in a "Y" shape, and the protrusion fits into the groove so that the diffusion vessel cover is fully engaged with the vessel body and cannot be moved.

The junction of the protrusion and the groove is filled with a solid or liquid medium, so that the junction of the protrusion and the groove is completely sealed.

The medium is plasticine, gum arabic or water.

The diffusion vessel cover is bowl-shaped, and the bowl-shaped diffusion vessel cover is buckled on the vessel body upside down, and the bottom diameter of the bowl-shaped diffusion vessel cover corresponds to the diameter of the vessel body.

The bowl bottom of the bowl-shaped diffusion vessel cover is provided with two through holes, and the two through holes are respectively placed directly above the left cavity and the right cavity.

The hole plug is a rubber plug, and the diameter of the rubber plug is 0.1-2mm larger than the diameter of the through hole.

The present invention also provides a method for using a diffusion dish device, using the diffusion dish device described in the above summary of the invention, comprising the following steps:

Put the sample to be tested and the reagent into the left cavity and the right cavity of the dish respectively;

Insert the hole plug into the through hole of the diffusion vessel cover, and tighten it to ensure airtight;

Fasten the diffusion vessel cover on the vessel body so that the outer edge of the diffusion vessel cover is completely embedded in the groove, and fill the junction of the two with solid or liquid medium to ensure that the diffusion vessel cover a complete seal with the vessel;

Move the sealed diffusion vessel cover and vessel body together into an incubator for standby.

Further, in the step of inserting the hole plug into the through hole of the diffusion vessel cover, first insert the hose into the hole plug, and then plug the hose together with the hole plug into the through hole inside, so that the solution can enter the interior of the vessel through the hose.

Compared with the prior art, the beneficial effects of the present invention are as follows.

The invention divides the dish body into a left cavity and a right cavity through the inner wall, and the inner wall is in a special "S" shape, which can fully diffuse the gas and be absorbed by the solution, and prevent the solution from splashing so that the left cavity and the right cavity Mutual contamination of the liquids in the room can avoid experimental errors or repeated experiments, and the work efficiency is high.

In the present invention, plasticine or gum arabic is used to fill the joint between the protrusion of the diffusion vessel cover and the groove of the vessel body, and a hole plug is inserted into the through hole of the diffusion vessel cover, so that the sealing performance is good, and it is ensured that the device is in good condition. The sealed state is still maintained when the solution is injected, thereby ensuring the stable completion of the experiment.

In the present invention, a rubber stopper is inserted into the through hole of the diffusion vessel cover, and the hose carrying the solution can be inserted into the rubber stopper, so that the solution can be safely and effectively dripped into the vessel through the hose, and the dripping speed can be controlled; at the same time, the invention The through hole provided by the invention is set directly above the left cavity or the right cavity, so that the solution can be dripped into one of the cavities, thereby effectively avoiding cross-contamination of experimental samples in the left and right cavities in the dish, reducing errors and improving the accuracy of the experiment.

The diffusion dish device provided by the present invention is simple in structure, convenient and safe to use, easy to operate, time-saving and labor-saving, and can improve work efficiency; and the sealing performance is good, which effectively solves the problem of using the diffusion absorption method to determine the left and right chambers of alkaline nitrogen in soil ( Or the technical problem of operation failure caused by the mixing of inner and outer chamber) solution.

In order to make the above-mentioned objects, features and advantages of the present invention more comprehensible, preferred embodiments will be described in detail below together with the accompanying drawings.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative work.

Fig. 1 is a schematic front view of a dish provided by an embodiment of the present invention.

Fig. 2 is a schematic left view of the dish body provided by the embodiment of the present invention.

Fig. 3 is a schematic front view of the diffusion vessel cover provided by the embodiment of the present invention.

Fig. 4 is a schematic left view of the diffusion vessel cover provided by the embodiment of the present invention.

Reference signs:

1. Vessel body, 101, outer wall, 102, inner wall, 103, left cavity, 104, right cavity, 105, groove, 2, diffusion vessel cover, 201, through hole, 202, protrusion, 3, hole plug .

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

The present invention will be further described in detail below in conjunction with examples and specific implementation methods.

Fig. 1 is a schematic front view of the dish provided by the embodiment of the present invention, Fig. 2 is a schematic left view of the dish provided by the embodiment of the present invention, Fig. 3 is a schematic front view of the cover of the diffusion dish provided by the embodiment of the present invention, and Fig. 4 is the schematic diagram of the present invention The schematic diagram of the left side view of the diffusion vessel cover provided by the embodiment of the invention, as shown in Figures 1 to 4, this embodiment provides a diffusion vessel device, including a vessel body 1 and a diffusion vessel cover 2, and the vessel body 1 is provided with an inner wall 102 and an outer wall 101, the inner wall 102 divides the dish body 1 into a left cavity 103 and a right cavity 104; the upper end surface of the outer wall 101 is provided with a groove 105, and the diffusion dish cover 2 is provided with a protrusion 202 matched with the groove 105, so that The outer edge of the diffusion vessel cover 2 is embedded in the groove 105 ; the diffusion vessel cover 2 is provided with at least one through hole 201 and a hole plug 3 matching the through hole 201 .

The vessel body 1 and the diffusion vessel cover 2 provided in this embodiment can be made of transparent glass. The dish body 1 is divided into a left cavity body 103 and a right cavity body 104, which are respectively used for placing soil samples and reagents. The dish body 1 and the diffusion vessel cover 2 are completely fastened together, and the through hole 201 of the diffusion vessel cover 2 is provided with a The matching hole plug 3, and a hose is inserted into the hole plug 3, through which the lye can be added to the dish body 1, and then the hose is sealed, thereby ensuring the complete sealing of the diffusion dish device.

As a further preferred technical solution of this embodiment, the inner wall 102 is "S" shaped, and the height of the inner wall 102 is lower than the height of the outer wall 101; the groove 105 is "Y" shaped, and the protrusion 202 is adapted to the groove 105, so that Diffusion vessel cover 2 is fully engaged with vessel body 1 and cannot be moved. The dish body 1 of this embodiment adopts a special "S"-shaped inner wall 102, and the outer wall 101 is provided with a "Y"-shaped groove 105. The design of this structure can make the gas fully diffused and absorbed by the solution, preventing the solution from splashing The liquid between the left cavity 103 and the right cavity 104 is made to contaminate each other, and the diffusion vessel cover 2 is embedded in the "Y"-shaped groove 105, so the sealing effect is good.

In this embodiment, the diffusion vessel cover 2 is bowl-shaped, and the bowl-shaped diffusion vessel cover 2 is buckled on the vessel body 1 upside down, and the bottom diameter of the bowl-shaped diffusion vessel cover 2 corresponds to the diameter of the vessel body 1 . Two through holes 201 are arranged on the bowl bottom of the bowl-shaped diffusion vessel cover 2 , and the two through holes 201 are respectively placed directly above the left cavity 103 and the right cavity 104 . In this embodiment, the bowl-shaped diffusion vessel cover 2 is buckled upside down on the vessel body 1, and the thickness of the upper edge of the diffusion vessel cover 2, that is, the width of the protrusion 202 is smaller than the width of the groove 105, so that it is embedded in the groove 105; , the diameter of the bottom of the bowl is equal to or slightly smaller than the diameter of the dish body 1. Two through holes 201 are set on the bottom of the bowl, the diameter of the through holes 201 is smaller than the diameter of the bottom of the bowl, and the through holes 201 can only be located on the left cavity 103 or the right cavity 104, and cannot be located at the junction of the two, ensuring The solution drips into one of the left or right chambers through the through hole, avoiding cross-contamination.

In this embodiment, solid or liquid medium is filled at the junction of the protrusion 202 and the groove 105, so that the junction of the protrusion 202 and the groove 105 is completely sealed, and the medium is plasticine, gum arabic or water. In this embodiment, the diffusion dish cover 2 is placed on the dish body 1, the protrusion 202 on the diffusion dish cover 2 is engaged with the groove 105 on the dish body 1, and then plasticine is gradually added to the junction of the two to make it It is completely sealed to ensure the perfect sealing of the device and ensure the smooth progress of the experiment.

It should be noted that, in this embodiment, the through hole 201 is a circular hole, the hole plug 3 is a rubber stopper, the rubber stopper is suitable for the circular hole, and the diameter of the rubber stopper is slightly larger than the diameter of the circular hole. The diameter of the plug is 0.1-2mm larger than the diameter of the through hole 201, so that there is no gap between the rubber plug and the through hole 201, and it is completely sealed, which solves the sealing problem of the diffusion dish device.

Specifically, in this implementation, the dish body 1 is circular, the radius of the dish body 1 is 5cm, the height is 2cm, and the thickness of the outer wall 101 is 0.5cm. The raised inner wall 102 is equally divided into left and right cavities, the inner wall 102 is "S" shaped, and the height of the inner wall 102 is 1.2 cm. The spreader cover 2 is an inverted glass bowl with a radius of 5 cm, a height of 1 cm, and a wall thickness of 0.5 cm. The radius of the bottom of the cover and the bowl is 4 cm. Two through holes 201 are respectively arranged on both sides of the bottom of the bowl, and the radius of the through holes 201 is 1.5 cm. cm, each through hole 201 is equipped with a rubber stopper, and the diameter of the rubber stopper is 1mm larger than the diameter of the through hole 201, and the diffusion vessel cover 2 is provided with a protrusion 202 that fits with the “Y” groove 105 of the vessel body 1.

In practical applications, the method of using the above-mentioned diffusion dish device includes the following steps:

(1) Put the sample to be tested and the reagent into the left cavity 103 and the right cavity 104 of the dish body 1 respectively;

(2) Insert the hose into the rubber stopper, then insert the hose together with the rubber stopper into the circular through hole 201 of the diffuser cover 2, and tighten it to ensure no air leakage;

(3) Apply gum arabic evenly in the groove 105 of the dish body 1, fasten the diffusion dish cover 2 with a rubber stopper on the dish body 1, at this time, the diffusion dish cover 2 fits with the dish body 1, lightly Gently press the diffuser cover 2 to ensure that the gum arabic has completely sealed the joint between the two.

(4) When doing the experiment, extract the lye with a syringe, insert the syringe through the hose into the rubber stopper, stably aim at the sample to be tested and inject the lye, pull out the syringe after injection, and seal the hose;

(5) Move the sealed and fixed diffusion vessel cover 2 and vessel body 1 together into an incubator, and place it for 24 hours for later use.

Finally, it should be noted that: the above-described embodiments are only specific implementations of the present invention, used to illustrate the technical solutions of the present invention, rather than limiting them, and the scope of protection of the present invention is not limited thereto, although referring to the foregoing The embodiment has described the present invention in detail, and those skilled in the art should understand that any person familiar with the technical field can still modify the technical solutions described in the foregoing embodiments within the technical scope disclosed in the present invention Changes can be easily imagined, or equivalent replacements can be made to some of the technical features; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention. All should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (10)

1. A diffusion dish device, comprising a dish body and a diffusion dish cover, characterized in that, the dish body is provided with an inner wall and an outer wall, and the inner wall divides the dish body into a left cavity and a right cavity; The upper end surface of the outer wall is provided with a groove, and the diffusion vessel cover is provided with a protrusion matching the groove, so that the outer edge of the diffusion vessel cover is embedded in the groove; The diffusion vessel cover is provided with at least one through hole and a hole plug matching the through hole. 2 . The diffusion vessel device according to claim 1 , wherein the inner wall is in an "S" shape, and the height of the inner wall is lower than that of the outer wall. 3. The diffusion vessel device according to claim 1, wherein the groove is in a “Y” shape, and the protrusion fits into the groove so that the diffusion vessel cover and the vessel The body is fully buckled and cannot move. 4. The diffusion dish device according to claim 1, characterized in that, the junction of the protrusion and the groove is filled with a solid or liquid medium, so that the junction of the protrusion and the groove is completely sealed . 5. The diffusion dish device according to claim 4, wherein the medium is plasticine, gum arabic or water. 6. The diffusion vessel device according to claim 1, wherein the diffusion vessel cover is bowl-shaped, and the bowl-shaped diffusion vessel cover is buckled on the vessel body upside down, and the bowl-shaped diffusion vessel The diameter of the bottom of the bowl of the lid corresponds to the diameter of the dish. 7. diffusion dish device according to claim 6, is characterized in that, is provided with two through-holes at the bottom of the bowl of described bowl-shaped diffusion dish cover, and two described through-holes are respectively placed in described left cavity and directly above the right cavity. 8. The diffusion vessel device according to any one of claims 1-7, wherein the hole plug is a rubber stopper, and the diameter of the rubber stopper is 0.1-2 mm larger than the diameter of the through hole. 9. A method for using a diffusion dish device, characterized in that, using the diffusion dish device according to any one of claims 1 to 8 comprises the following steps: Put the sample to be tested and the reagent into the left cavity and the right cavity of the dish respectively; Insert the hole plug into the through hole of the diffusion vessel cover, and tighten it to ensure airtight; Fasten the diffusion vessel cover on the vessel body so that the outer edge of the diffusion vessel cover is completely embedded in the groove, and fill the junction of the two with solid or liquid medium to ensure that the diffusion vessel cover a complete seal with the vessel; Move the sealed diffusion vessel cover and vessel body together into an incubator for standby. 10. The method for using the diffusion vessel device according to claim 9, characterized in that, in the step of inserting the hole plug into the through hole of the diffusion vessel cover, a hose is first inserted into the hole plug In the process, the hose together with the hole plug is inserted into the through hole, so that the solution can enter the inside of the vessel through the hose.