CN212523533U

CN212523533U - Circulating pipeline for laboratory

Info

Publication number: CN212523533U
Application number: CN202021006574.7U
Authority: CN
Inventors: 洪强; 刘柱
Original assignee: Jiangsu Great Oak Group Co ltd
Current assignee: Jiangsu Great Oak Group Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-12
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a circulating pipeline for laboratory, which comprises a guide pipe and a special sleeve for bending pipe, wherein the top side of the guide pipe is provided with the special sleeve for bending pipe, the special sleeve for bending pipe is sleeved at the top end of the guide pipe, the top side of the special sleeve for bending pipe is provided with the bending pipe, one end of the bending pipe is vertically inserted into the special sleeve for bending pipe, a Y-shaped three-way pipe is arranged below the guide pipe, the top end of the Y-shaped three-way pipe is provided with the sleeve at the left and right positions, the sleeve is sleeved at the top end of the Y-shaped three-way pipe, the bottom end of the guide pipe is vertically inserted into the right sleeve, the bottom side of the Y-shaped three-way pipe is provided with an ash collecting hopper, the ash collecting hopper is bolted at the bottom end port of the Y-shaped three-way pipe through mutual engagement between threads, the advantages can greatly reduce, the phenomenon that the environmental protection does not reach the standard due to the discharge of harmful gas in a laboratory can be avoided.

Description

Circulating pipeline for laboratory

Technical Field

The utility model belongs to the technical field of laboratory gas circuit is relevant, concretely relates to circulating line is used in laboratory.

Background

The gas circuit refers to the gas engineering in the laboratory, namely, a connecting pipeline from a gas cylinder to an instrument terminal is generally composed of a gas switching device, a pressure reducing device, a valve, a pipeline, a filter, an alarm, a terminal box, a regulating valve and the like.

The existing pipeline for the laboratory has the following problems: when the existing laboratory is used for treating indoor gas, a direct discharging mode is mostly adopted to keep indoor air clean, although the discharging mode is simple to operate, harmful gas generated in the experiment is very easy to cause environmental pollution in the discharging process, and further causes the problems that the environmental protection does not reach the standard and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circulating line is used in laboratory to it when handling indoor gas to propose current laboratory in solving above-mentioned background art, mostly adopt the direct vent mode to keep the room air clean, though this kind of discharge pattern, produced harmful gas is very easily aroused all ring edge borders in the emission process during nevertheless experiment, and then causes the environmental protection scheduling problem that does not reach standard.

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

a circulating pipeline for a laboratory comprises a guide pipe and a special sleeve for a bent pipe, wherein the special sleeve for the bent pipe is arranged on the top side of the guide pipe and is sleeved at the top end of the guide pipe, the bent pipe is arranged on the top side of the special sleeve for the bent pipe, one end of the bent pipe is vertically inserted into the special sleeve for the bent pipe, a Y-shaped three-way pipe is arranged below the guide pipe, sleeves are arranged at the left and right positions of the top end of the Y-shaped three-way pipe, the sleeves are sleeved at the top end of the Y-shaped three-way pipe, the bottom end of the guide pipe is vertically inserted into the sleeve at the right side, an ash collecting hopper is arranged at the bottom side of the Y-shaped three-way pipe and is bolted at the bottom end of the Y-shaped three-way pipe through mutual engagement between threads, a straight pipe is arranged at the left side of the guide pipe, and, the left side of straight tube is provided with the V type pipe, the one end of V type pipe transversely runs through to straight tube department, the top side of straight tube is provided with the cartridge filter, the vertical grafting of cartridge filter is to in the straight tube, the cartridge filter includes activated carbon layer, cotton fiber layer and top cap, the top side of straight tube is provided with the top cap, the bottom of top cap is provided with the cotton fiber layer in the inboard that is located the straight tube, the cotton fiber layer is fixed in top cap department through the glue film, the inboard on cotton fiber layer is provided with the activated carbon layer, the annular surface department on activated carbon layer laminating to the cotton fiber layer.

Preferably, the dust collecting hopper can rotate relative to the Y-shaped three-way pipe, the dust collecting hopper is tightly fixed at the Y-shaped three-way pipe when the dust collecting hopper rotates clockwise relative to the Y-shaped three-way pipe, and the dust collecting hopper gradually breaks away from the link of the Y-shaped three-way pipe when the dust collecting hopper rotates anticlockwise relative to the Y-shaped three-way pipe.

Preferably, the connecting part of the V-shaped pipe and the straight pipe is vertically arranged at ninety degrees, and the insertion depth of the filter cartridge is greater than the height of the through opening penetrating through the V-shaped pipe and the straight pipe.

Preferably, the diameter of the top cover is larger than the diameter of the port of the straight pipe, and the top cover covers the port of the top end of the straight pipe.

Preferably, the annular outer wall of the cotton fiber layer is in annular adhesion with the annular inner wall of the straight pipe, and the core body formed by the cotton fiber layer and the activated carbon layer can move up and down in the straight pipe under the action of force.

Preferably, the exhaust port of the V-shaped pipe is covered with a metal mesh layer, and the intake port of the elbow pipe is covered with a metal spacer mesh.

Preferably, the sleeve pipe is provided with two altogether, the size and specification of sleeve pipe are all unanimous, the upper and lower port department of sleeve pipe all embeds there is seal ring.

Preferably, the air inlet of the elbow pipe and the air outlet of the V-shaped pipe are both located in an indoor environment.

Compared with the prior art, the utility model provides a circulating line is used in laboratory possesses following beneficial effect:

the utility model discloses an indoor circulating line comes to carry out circulation treatment to gas in the laboratory, this circulating line adopts gravity separation and filter core filtration mode when setting up, come to reject impurity and harmful component in the gas, and keep the laboratory environment to be the relatively stable setting after rejecting, this circulating line is compared in traditional direct vent pipeline, it can handle to have gas, gas can circulate and circulate back advantage of using such as harmless, this kind of advantage can reduce the environmental pollution problem that causes of traditional direct vent pipeline by a wide margin, can avoid discharging because of harmful gas in the laboratory, and the environmental protection that leads to is not up to standard phenomenon.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of the overall structure of a circulation pipeline for a laboratory according to the present invention;

FIG. 2 is a schematic view of the internal cross-sectional structure of the circulation pipeline for the laboratory according to the present invention;

FIG. 3 is a schematic diagram of the filter cartridge in the circulation pipeline for the laboratory according to the present invention;

in the figure: 1. a dust collecting hopper; 2. a Y-shaped three-way pipe; 3. a sleeve; 4. a guide tube; 5. a special sleeve for bending the pipe; 6. bending the pipe; 7. a filter cartridge; 8. a V-shaped pipe; 9. a straight pipe; 71. an activated carbon layer; 72. a cotton fiber layer; 73. and a top cover.

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.

Referring to fig. 1-3, the utility model provides a circulating pipeline technical scheme is used in laboratory:

the utility model provides a circulating line is used in laboratory, including stand pipe 4 and return bend special casing 5, the top side of stand pipe 4 is provided with return bend special casing 5, return bend special casing 5 cup joints to the top end department of stand pipe 4, the top side of return bend special casing 5 is provided with return bend 6, the vertical grafting of one end of return bend 6 is to the special casing 5 of return bend in, the exhaust port department of V type pipe 8 covers has the metal mesh layer, the intake port department of return bend 6 covers has the metal to separate the net, the air inlet of return bend 6 and the gas vent of V type pipe 8 all are located the indoor environment.

The utility model provides a circulating line is used in laboratory, below including stand pipe 4 is provided with Y type three-way pipe 2, position department is provided with sleeve pipe 3 about being located on the top of Y type three-way pipe 2, sleeve pipe 3 cup joints to the top end department of Y type three-way pipe 2, the vertical plug-in connection in right side sleeve pipe 3 in bottom of stand pipe 4, the bottom side of Y type three-way pipe 2 is provided with ash collection bucket 1, ash collection bucket 1 is bolted connection in the bottom end port department of Y type three-way pipe 2 through the mutual interlock between the screw thread, ash collection bucket 1 can rotate for Y type three-way pipe 2, ash collection bucket 1 closely is fixed in Y type three-way pipe 2 department when ash collection bucket 1 carries out clockwise rotation for Y type three-way pipe 2, ash collection bucket 1 breaks away from the link to Y type three-way pipe 2 gradually when carrying out anticlockwise rotation for Y type three-way pipe 2.

The utility model provides a circulating line is used in laboratory, left side including stand pipe 4 is provided with straight tube 9, the vertical plug-in of bottom of straight tube 9 is to the left side sheathed tube 3 in, the left side of straight tube 9 is provided with V type pipe 8, the one end of V type pipe 8 transversely runs through to straight tube 9 department, the department of being connected of V type pipe 8 and straight tube 9 is ninety degrees perpendicular setting, cartridge filter 7 depth of insertion is greater than the opening height that runs through of V type pipe 8 and straight tube 9, the top side of straight tube 9 is provided with

cartridge filter

7, 7 vertical plug-in of cartridge filter connects in straight tube 9, this setting can be convenient for gas on the one hand removes flavor from the barrel, filtering operation such as virus removal, on the other hand can.

A circulating pipeline for a laboratory comprises an activated carbon layer 71, a cotton fiber layer 72 and a top cover 73, wherein the top side of a straight pipe 9 is provided with the top cover 73, the diameter of the top cover 73 is larger than the diameter of a port of the straight pipe 9, the top cover 73 covers the port of the top end of the straight pipe 9, the bottom end of the top cover 73 is provided with the cotton fiber layer 72 on the inner side of the straight pipe 9, the cotton fiber layer 72 is fixed at the position of the top cover 73 through a glue layer, the activated carbon layer 71 is arranged on the inner side of the cotton fiber layer 72, the activated carbon layer 71 is attached to the annular surface of the cotton fiber layer 72, the annular outer wall of the cotton fiber layer 72 and the annular inner wall of the straight pipe 9 are annularly attached to each other, a core body formed by the cotton, this arrangement facilitates the removal of the core from the straight tube 9 by lifting the top cover 73 upward when the filter cartridge is depleted, and the corresponding replacement operation is performed.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, when testing in the laboratory, can arrange experimental facilities such as product gas in the air inlet department of return bend 6, and then when gas upwards flows, via return bend 6, return bend special casing pipe 5, stand pipe 4 and sleeve pipe 3, come gas direction to Y type three-way pipe 2 department, when gas flows in Y type three-way pipe 2, heavier suspended particles in the gas, can be under the action of gravity, from the separation in the gas, and collect the processing via the collection ash bucket 1 of bottommost side after the separation, gas is when upwards moving thereafter, can carry out filtration processing via cartridge filter 7 (by activated carbon layer 71, cotton fiber layer 72 and top cap 73 are constituteed) that straight tube 9 top sides set up, and carry out harmless discharge through V type pipe 8 after filtering.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circulation pipeline is used in laboratory, includes stand pipe (4) and special sleeve pipe of return bend (5), its characterized in that: the special sleeve (5) for the bent pipe is arranged on the top side of the guide pipe (4), the special sleeve (5) for the bent pipe is sleeved at the top end of the guide pipe (4), the bent pipe (6) is arranged on the top side of the special sleeve (5) for the bent pipe, one end of the bent pipe (6) is vertically inserted into the special sleeve (5) for the bent pipe, a Y-shaped three-way pipe (2) is arranged below the guide pipe (4), sleeves (3) are arranged on the left and right positions of the top end of the Y-shaped three-way pipe (2), the sleeves (3) are sleeved at the top end of the Y-shaped three-way pipe (2), the bottom end of the guide pipe (4) is vertically inserted into the right sleeve (3), a dust collecting hopper (1) is arranged on the bottom side of the Y-shaped three-way pipe (2), and the dust collecting hopper (1) is bolted at the bottom end port of the Y-shaped three-way pipe (, a straight pipe (9) is arranged on the left side of the guide pipe (4), the bottom end of the straight pipe (9) is vertically inserted into the left casing pipe (3), a V-shaped pipe (8) is arranged on the left side of the straight pipe (9), one end of the V-shaped pipe (8) transversely penetrates to the straight pipe (9), a filter cartridge (7) is arranged on the top side of the straight pipe (9), the filter cartridge (7) is vertically inserted into the straight pipe (9), the filter cartridge (7) comprises an activated carbon layer (71), a cotton fiber layer (72) and a top cover (73), a top cover (73) is arranged on the top side of the straight pipe (9), a cotton fiber layer (72) is arranged at the bottom end of the top cover (73) and positioned on the inner side of the straight pipe (9), the cotton fiber layer (72) is fixed at the top cover (73) through an adhesive layer, the inner side of the cotton fiber layer (72) is provided with an activated carbon layer (71), the activated carbon layer (71) is attached to the annular surface of the cotton fiber layer (72).

2. The circulation duct for the laboratory according to claim 1, wherein: the dust collecting hopper (1) can rotate relative to the Y-shaped three-way pipe (2), the dust collecting hopper (1) is tightly fixed at the Y-shaped three-way pipe (2) when the dust collecting hopper (1) rotates clockwise relative to the Y-shaped three-way pipe (2), and the dust collecting hopper (1) gradually breaks away from the link of the Y-shaped three-way pipe (2) when the dust collecting hopper (1) rotates anticlockwise relative to the Y-shaped three-way pipe (2).

3. The circulation duct for the laboratory according to claim 1, wherein: the connecting part of the V-shaped pipe (8) and the straight pipe (9) is vertically arranged at ninety degrees, and the insertion depth of the filter cartridge (7) is greater than the height of the through opening of the V-shaped pipe (8) and the straight pipe (9).

4. The circulation duct for the laboratory according to claim 1, wherein: the diameter of top cap (73) is greater than the port diameter of straight tube (9), top cap (73) cover in the top end port department of straight tube (9).

5. The circulation duct for the laboratory according to claim 1, wherein: the annular outer wall of the cotton fiber layer (72) is in annular adhesion with the annular inner wall of the straight pipe (9), and a core body formed by the cotton fiber layer (72) and the activated carbon layer (71) can move up and down in the straight pipe (9) under the action of force.

6. The circulation duct for the laboratory according to claim 1, wherein: the exhaust port of V type pipe (8) is stamped the metal mesh layer, the inlet port of return bend (6) is stamped the metal and is separated the net.

7. The circulation duct for the laboratory according to claim 1, wherein: the sleeve pipe (3) are provided with two altogether, the size and specification of sleeve pipe (3) are all unanimous, the upper and lower port department of sleeve pipe (3) all embeds there is seal ring.

8. The circulation duct for the laboratory according to claim 1, wherein: and the air inlet of the elbow (6) and the air outlet of the V-shaped pipe (8) are both positioned in the indoor environment.