Laboratory rectification bottle capable of sampling

Abstract

The utility model relates to the technical field of rectification bottles, in particular to a sampling laboratory rectification bottle, which comprises a rectification bottle and a feeding device, the feeding device is fixedly arranged on the surface of the rectification bottle, the feeding device comprises a feeding pipe, a plug and a protection mechanism, the feeding pipe is fixedly connected with the surface of the rectification bottle, and the protection mechanism is fixedly connected with the plug. According to the laboratory rectifying bottle capable of sampling, the feeding pipe is additionally arranged on the surface of the rectifying bottle body, so that sampling and feeding work is facilitated, the protection mechanism is additionally arranged in the feeding pipe, and when the plug is opened, internal high-temperature material steam cannot rapidly overflow, so that the sampling effect is improved, and the sampling effect is improved. Meanwhile, after the sampling device is inserted into the feeding pipe, the sealing pipe is attached to the outer wall of the sampling pipe, internal steam overflowing is effectively reduced, meanwhile, feeding cannot be hindered, and a detachable protection mechanism is convenient to clean, maintain and replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to rectifying bottle technical field especially, it relates to a kind of sampling laboratory rectifying bottle. BACKGROUND

[0002] As an effective separation method of liquid component, rectification is one of the commonly used operations in laboratory. In actual production, rectification reaction is often carried out in a single-neck flask, a rectification column is installed on the top of the flask, and then the material vapor is made to rise by heating the bottom of the flask, so that separation is formed on the tray.

[0003] During the distillation process, it is often necessary to detect the components in the single-neck flask, which requires frequent disassembly and reassembly of the reaction device. This step requires time and can cause the heated material vapor to overflow, affecting component collection and experimental progress and results. The common solution of adding a feeding pipe to the surface of the rectification flask can cause the heated material to leak during sampling and feeding, and lacks necessary protection and blocking. SUMMARY

[0004] The utility model provides a kind of sampling laboratory rectifying bottle to the defects in the prior art.

[0005] The utility model is realized by the following technical solutions:

[0006] A sampling laboratory rectifying bottle includes a rectifying bottle and a feeding device. The feeding device is fixedly arranged on the surface of the rectifying bottle. The feeding device includes a feeding pipe, a plug and a protection mechanism. The feeding pipe is fixedly connected to the surface of the rectifying bottle. The plug is clamped on the inner side of the top of the feeding pipe. The protection mechanism is arranged on the inner bottom of the feeding pipe. The protection mechanism includes a connecting pipe, a magnetic ring and a closed pipe. The inner top of the connecting pipe is provided with a clamping groove. The magnetic ring is fixedly arranged in the clamping groove on the inner top of the connecting pipe. The closed pipe is fixedly arranged on the inner bottom of the connecting pipe.

[0007] In a preferred embodiment of the utility model, the outer side of the connecting pipe is provided with threads, and the inner bottom of the feeding pipe is provided with a threaded hole matched with the threads.

[0008] The feeding pipe and the connecting pipe are connected by threads, so that the connecting pipe can be easily disassembled for cleaning and maintenance of the closed pipe.

[0009] In a preferred embodiment of the utility model, the top of the connecting pipe and the magnetic ring is provided with a rotating clamping groove.

[0010] The top clamping groove of the magnetic ring and the connecting pipe facilitates the rotating installation and disassembly of the connecting pipe, and the magnetic ring facilitates the removal of the entire protection mechanism from the feeding pipe.

[0011] In the preferable embodiment of the utility model, the closed pipe is silica gel material, its top outside is clamped in the inside of connecting pipe, and is sealedly connected with the inner wall of connecting pipe.

[0012] In the preferable embodiment of the utility model, the closed pipe vertical section is flared structure, its bottom extrusion setting is wave structure, its bottom inner wall is pasted together;

[0013] The closed pipe of silica gel material is soft, the inner wall pastes together and is wave structure, the closed pipe bottom avoids internal steam overflow, and also facilitates sampling equipment insertion inside rectifying flask.

[0014] The utility model has the advantages of:

[0015] The sampling laboratory rectifying flask of the utility model adds the feeding pipe on the surface of rectifying flask, so as to facilitate sampling and feeding work, adds the protection mechanism in the feeding pipe, mainly when opening the plug, internal high temperature material steam will not cause fast overflow, provides enough time for operation, when sampling device is inserted into the feeding pipe, the closed pipe and the outer wall of sampling pipe are pasted together, also effectively reduce internal steam overflow, and will not hinder feeding, and the detachable protection mechanism is convenient to clean and maintain replacement. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the three-dimensional structure schematic view of the sampling laboratory rectifying flask of the utility model;

[0017] Fig. 2 It is the vertical section structure schematic view of the sampling laboratory rectifying flask of the utility model;

[0018] Fig. 3 It is the protection mechanism structure schematic view of the sampling laboratory rectifying flask of the utility model.

[0019] In the drawing: 1, rectifying flask;2, feeding device;21, feeding pipe;22, plug;23, protection mechanism;231, connecting pipe;232, magnetic ring;233, closed pipe. DETAILED DESCRIPTION

[0020] The preferable embodiment of the utility model is described in detail below in combination with the drawings, so that the advantages and characteristics of the utility model can be more easily understood by the person skilled in the art, and the protection scope of the utility model is more clearly and explicitly defined. The direction terms mentioned in the utility model, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. are only reference to the direction of the attached drawings. Therefore, the direction terms used are used to explain and understand the utility model, not to limit the utility model.

[0021] As Figs. 1-3The shown one kind can sample laboratory rectifying flask, including rectifying flask 1 and feeding device 2, feeding device 2 is fixedly arranged on the surface of rectifying flask 1, feeding device 2 includes feeding pipe 21, plug 22 and protection mechanism 23, feeding pipe 21 is fixedly connected with the surface of rectifying flask 1, plug 22 is clamped in the inside top of feeding pipe 21, protection mechanism 23 is arranged in the inside bottom of feeding pipe 21, protection mechanism 23 includes connecting pipe 231, magnetic ring 232 and closing pipe 233, the inside top of connecting pipe 231 is provided with clamping groove, magnetic ring 232 is fixedly arranged in the inside top clamping groove of connecting pipe 231, closing pipe 233 is fixedly arranged in the inside bottom of connecting pipe 231.

[0022] Specifically, the outside of connecting pipe 231 is provided with threads, the inside bottom of feeding pipe 21 is provided with a threaded hole matched with the threads, the top of connecting pipe 231 and magnetic ring 232 is provided with a rotating clamping groove, closing pipe 233 is made of silica gel, the outside top of closing pipe 233 is clamped in the inside of connecting pipe 231 and is in airtight connection with the inner wall of connecting pipe 231, the vertical section of closing pipe 233 is in a horn-shaped structure, the bottom is extruded to be in a wave-shaped structure, and the inner wall of the bottom is in close contact.

[0023] In the embodiment, when using rectifying flask 1 for distillation, when adding material in rectifying flask 1 or sampling in the bottle, plug 22 is first removed, plug 22 is in a conical structure, and the outside and the inside top of feeding pipe 21 are both in a frosted surface, which effectively ensures the sealing property, after removing plug 22, a sampling tube is inserted into feeding pipe 21, after passing through protection mechanism 23, closing pipe 233 is stretched open and inserted into rectifying flask 1 to complete the sampling or material adding work.

[0024] Further, under normal circumstances, since closing pipe 233 is made of silica gel, the inner wall of the bottom is in close contact and in a wave-shaped structure, internal steam can be effectively prevented from overflowing from feeding pipe 21, and effective protection effect is achieved, when the sampling tube is inserted, closing pipe 233 can also be in close contact with the outer wall of the sampling tube, unnecessary open area is reduced, internal steam overflow is reduced, effective protection effect is achieved, experimental data is more accurate, connecting pipe 231 and feeding pipe 21 are connected through threads, connecting pipe 231 and the top clamping groove of magnetic ring 232 can be rotated, disassembled and assembled, magnetic ring 232 facilitates the removal and assembly of connecting pipe 231, and the detachable protection mechanism 23 facilitates cleaning and maintenance and replacement.

[0025] It should be noted that the parts not involved in the utility model are the same as or can be realized by the prior art; various drives in the utility model can be realized by corresponding power structures such as air cylinders, oil cylinders, electric cylinders and motors cooperating with connecting rods and guide rods, and are not limited to the description in the specification and the structure in the drawings.

[0026] In the description of the embodiments of the present application, unless otherwise expressly specified and limited, the terms "mounting", "connecting", "connecting", "setting", "provided with" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] The above-described embodiments only express several embodiments of the present application, which are described in detail and in detail, but should not be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application.

Claims

1. A sampleable laboratory distillation flask, comprising a distillation flask (1) and a feeding device (2), characterized in that: The feeding device (2) is fixedly arranged on the surface of the distillation flask (1), and the feeding device (2) comprises a feeding pipe (21), a plug (22) and a protective mechanism (23); the feeding pipe (21) is fixedly connected to the surface of the distillation flask (1), the plug (22) is clamped on the inner side of the top of the feeding pipe (21), and the protective mechanism (23) is arranged on the inner bottom of the feeding pipe (21); The protection mechanism (23) comprises a connecting tube (231), a magnetic ring (232) and a closed tube (233); a slot is provided on the inner side of the top of the connecting tube (231); the magnetic ring (232) is fixedly arranged in the slot on the inner side of the top of the connecting tube (231); and the closed tube (233) is fixedly arranged on the inner side of the bottom of the connecting tube (231).

2. The sampleable laboratory distillation flask according to claim 1, characterized in that: The outer side of the connecting pipe (231) is provided with a thread, and the inner side of the bottom of the feeding pipe (21) is provided with a threaded hole that matches the threaded hole.

3. The sampleable laboratory distillation flask according to claim 1, characterized in that: Rotation slots are provided on the tops of the connecting tube (231) and the magnetic ring (232).

4. The sampleable laboratory distillation flask according to claim 1, characterized in that: The sealing tube (233) is made of silicone material, and the outer side of the top thereof is clamped on the inner side of the connecting tube (231) and is tightly connected to the inner wall of the connecting tube (231).

5. The sampleable laboratory distillation flask according to claim 1, characterized in that: The vertical cross-section of the closed tube (233) is a trumpet-shaped structure, and the bottom thereof is extruded to form a wave-shaped structure, and the inner wall of the bottom thereof is in contact with each other.

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