CN114486403A

CN114486403A - Gas trap for environmental monitoring chemical element analysis

Info

Publication number: CN114486403A
Application number: CN202210064778.3A
Authority: CN
Inventors: 许定达; 郭建龙; 周晴; 谢珊; 秦瑶
Original assignee: Neijiang Normal University
Current assignee: Neijiang Normal University
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-05-13

Abstract

The invention relates to the technical field of environment monitoring equipment and discloses a gas trap for environmental monitoring chemical element analysis. This a gas trap for environmental monitoring chemical element analysis, through the collecting box, the collecting hole, collect and fight, the collecting pipe, the connecting pipe, collect and be responsible for, the negative pressure pump, cooperation setting between output tube and the receiving flask, thereby carry out the entrapment to the gas of monitoring point, in addition, through adjusting the pole, thread tightening hole and fixing bolt can adjust the gaseous height of collecting box entrapment, and through the setting of filter, thereby filter the accuracy that has improved environmental monitoring chemical element analysis greatly when gas entrapment.

Description

Gas trap for environmental monitoring chemical element analysis

Technical Field

The invention relates to the technical field of environmental monitoring equipment, in particular to a gas trap for environmental monitoring chemical element analysis.

Background

The environment monitoring means that the environment quality (or pollution degree) and the change trend thereof are determined by measuring the representative value of the factors influencing the environment quality, because the economic development of China is necessarily accompanied by the pollution of the environment, scientific research personnel are required to analyze chemical components in the air in order to weaken the pollution degree of the environment, and the method for controlling the environment pollution is beneficial to finding out, so that the air of a detection place needs to be sampled by working personnel, a gas trap needs to be used, and the air sampling by the working personnel is convenient.

The gas trap is an instrument for collecting gas; the environment detection is to design an environment detection network by utilizing a GIS technology, the information collected by the environment detection can be stored and displayed in real time through the GIS, and the selected evaluation area is subjected to detailed site monitoring and analysis; when environmental monitoring is carried out, chemical elements of gas in the environment also need to be analyzed; a gas trap is required for chemical elemental analysis. Gas trap among the prior art, the quality is heavier, and when the outdoor use, the operation transport is inconvenient, and, when using, the height and the angle of gas trap can't be adjusted for the sample quality of gas trap is relatively poor, influences the accuracy of chemical element analysis.

Disclosure of Invention

Technical problem to be solved

In view of the shortcomings of the prior art, the present invention provides a gas trap for environmental monitoring chemical element analysis, which solves the problems set forth in the background art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a gas catcher for environmental monitoring chemical element analysis comprises a base, wherein a fixed cylinder is fixedly connected at the center of the upper surface of the base, an adjusting rod is inserted in the fixed cylinder, a connecting seat is fixedly connected at the top of the adjusting rod, a groove is formed in the upper surface of the connecting seat, the inner side wall of the groove is rotatably connected with a cross rod through a damping rotating shaft, the surface of the cross rod is fixedly connected with a supporting rod, one end of the supporting rod is rotatably connected with a collecting mechanism through the damping rotating shaft, the collecting mechanism comprises a collecting box, a collecting hole is formed in one side of the collecting box, a filtering plate is inserted in the upper surface of the collecting box through the formed groove, a collecting pipe penetrates through the other side of the collecting box, one end of the collecting pipe is communicated with a connecting pipe, one end of the connecting pipe is communicated with a collecting main pipe, and one side of the surface of the adjusting rod, which is close to the connecting seat, is fixedly connected with a supporting box, one side fixedly connected with negative pressure pump of diapire in the supporting box, the opposite side fixedly connected with battery of diapire in the supporting box, one side fixedly connected with backup pad of supporting box.

Optionally, a stabilizing disc is sleeved at the bottom of the surface of the fixed cylinder, and the stabilizing disc is made of steel.

Optionally, the surfaces of the adjusting rod and the fixed cylinder are both provided with threaded fixing holes, and the inner threads of the threaded fixing holes are connected with fixing bolts.

Optionally, the top of the filter plate is fixedly connected with a lifting ring, and a sealing gasket is arranged between the filter plate and the collecting box.

Optionally, connecting through holes are respectively formed in two ends of the connecting pipe, four connecting through holes at one end of the connecting pipe are connected with the collecting pipe, and one connecting hole at the other end of the connecting pipe is communicated with the collecting main pipe.

Optionally, the one end of collecting the person in charge is connected with the negative pressure pump, the output fixedly connected with output tube of negative pressure pump.

Optionally, one end of the output pipe penetrates through one end of the support box and is provided with a collection bottle.

Optionally, a collecting hopper is fixedly mounted inside the collecting box, and one side of the collecting hopper is communicated with the collecting pipe.

(III) advantageous effects

The invention provides a gas trap for environmental monitoring chemical element analysis, which has the following beneficial effects:

this a gas trap for environmental monitoring chemical element analysis, through the collecting box, the collecting hole, collect and fight, the collecting pipe, the connecting pipe, collect and be responsible for, the negative pressure pump, cooperation setting between output tube and the receiving flask, thereby carry out the entrapment to the gas of monitoring point, in addition, through adjusting the pole, thread tightening hole and fixing bolt can adjust the gaseous height of collecting box entrapment, and through the setting of filter, thereby filter the accuracy that has improved environmental monitoring chemical element analysis greatly when gas entrapment.

Drawings

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

FIG. 2 is a schematic perspective sectional view of the connecting base of the present invention;

FIG. 3 is a schematic view of a structural collection tank of the present invention;

FIG. 4 is a schematic side sectional view of the structural collection bin of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a base; 2. a fixed cylinder; 3. adjusting a rod; 4. a connecting seat; 5. a cross bar; 6. a support bar; 7. a collection box; 8. a collection well; 9. a filter plate; 10. a collection pipe; 11. a connecting pipe; 12. a collecting main pipe; 13. a support box; 14. a negative pressure pump; 15. a storage battery; 16. a support plate; 17. a collecting hopper; 18. a stabilizing disc; 19. a threaded fixing hole; 20. fixing the bolt; 21. lifting a ring; 22. an output pipe; 23. and (6) collecting the bottle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a gas catcher for environmental monitoring chemical element analysis comprises a base 1, a fixed cylinder 2 is fixedly connected with the center of the upper surface of the base 1, a stabilizing disc 18 is sleeved at the bottom of the surface of the fixed cylinder 2, the stabilizing disc 18 is made of steel, an adjusting rod 3 is inserted into the fixed cylinder 2, threaded fixing holes 19 are respectively formed in the surfaces of the adjusting rod 3 and the fixed cylinder 2, fixing bolts 20 are connected with the internal threads of the threaded fixing holes 19, a connecting seat 4 is fixedly connected with the top of the adjusting rod 3, a groove is formed in the upper surface of the connecting seat 4, the inner side wall of the groove is rotatably connected with a cross rod 5 through a damping rotating shaft, a supporting rod 6 is fixedly connected with the surface of the cross rod 5, one end of the supporting rod 6 is rotatably connected with a collecting mechanism through the damping rotating shaft, wherein the damping rotating shaft is a rotating shaft with damping, and is defined as a shaft which is used for connecting product parts and is used for bearing bending moment and torque in the rotating work and is called as the damping rotating shaft, through the arrangement of the cross rod 5 and the supporting rod 6, the angle of collecting gas can be adjusted, the collecting mechanism comprises a collecting box 7, one side of the collecting box 7 is provided with a collecting hole 8, the upper surface of the collecting box 7 is inserted with a filter plate 9 through an arranged groove, the top of the filter plate 9 is fixedly connected with a lifting ring 21, a sealing gasket is arranged between the filter plate 9 and the collecting box 7, the sealing gasket is a sealing spare part used for machinery, equipment and pipelines as long as the pipelines have fluid, the sealing gasket is made of metal or nonmetal plate-shaped materials by cutting, punching or cutting and the like and is used for sealing connection between the pipelines, the machine parts of the machine equipment are in sealing connection with the machine parts, the sealing gasket can be divided into metal sealing gaskets and nonmetal sealing gaskets according to the materials, the metal has copper gaskets and stainless steel gaskets, an iron gasket, an aluminum gasket and the like, a nonmetal asbestos gasket, a paper gasket, a rubber gasket and the like, gas is prevented from flowing from a joint between a filter plate 9 and a collection box 7 through a sealing gasket, a collection pipe 10 penetrates through the other side of the collection box 7, a collection hopper 17 is fixedly installed inside the collection box 7, one side of the collection hopper 17 is communicated with the collection pipe 10, one end of the collection pipe 10 is communicated with a connection pipe 11, one end of the connection pipe 11 is communicated with a collection main pipe 12, two ends of the connection pipe 11 are respectively provided with a connection through hole, four connection through holes at one end of the connection pipe 11 are connected with the collection pipe, one connection hole at the other end of the connection pipe 11 is communicated with the collection main pipe 12, one side of the surface of an adjusting rod 3, which is close to a connection seat 4, is fixedly connected with a support box 13, one side of the inner bottom wall of the support box 13 is fixedly connected with a negative pressure pump 14, one end of the collection main pipe 10 is connected with the negative pressure pump 14, output end fixedly connected with output tube 22 of negative pressure pump 14, the one end that output tube 22 runs through supporting box 13 is provided with receiving flask 23, the opposite side fixedly connected with battery 15 of diapire in supporting box 13, one side fixedly connected with backup pad 16 of supporting box 13, wherein negative pressure pump 14 is small-size negative pressure pump, what small-size negative pressure pump indicates is exactly miniature vacuum pump, because possess one and advance suction nozzle, exhaust nozzle respectively one, and can continuously form vacuum or negative pressure (relative vacuum) in the import department, exhaust nozzle department forms the pressure, just because the import department forms the negative pressure, so call miniature vacuum pump again miniature negative pressure pump, its simple theory of operation is as follows: the circular motion of the motor makes the diaphragm inside the pump do reciprocating motion through a mechanical device, so that negative pressure is formed by compressing and stretching air in the pump cavity, pressure difference is generated between the air suction opening and the external atmospheric pressure, and the air is sucked into the pump cavity and then discharged from the exhaust opening under the action of the pressure difference.

To sum up, this a gas trap for environmental monitoring chemical element analysis, during the use, through collecting box 7, collecting hole 8, collect and fight 17, collecting pipe 10, connecting pipe 11, collect and be responsible for 12, negative pressure pump 14, cooperation setting between output tube 22 and the receiving flask 23, thereby carry out the entrapment to the gas of monitoring point, in addition, through adjusting pole 3, screw thread fixing hole 19 and fixing bolt 20 can adjust the gaseous height of collecting box 7 entrapment, and through the setting of filter 9, thereby filter when gas entrapment and improved environmental monitoring chemical element analysis's accuracy greatly.

In the description of the present specification, the terms "connect", "mount", "fix", "set", and the like are used in a broad sense, for example, the "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of the components, or may be an integral connection or a partial connection, and as such, for a person skilled in the art, the specific meaning of the above terms in the present invention or the invention can be understood according to specific situations.

The standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.

Claims

1. A gas trap for environmental monitoring chemical element analysis, comprising a base (1), characterized in that: the center of the upper surface of the base (1) is fixedly connected with a fixed cylinder (2), the inside of the fixed cylinder (2) is spliced with an adjusting rod (3), the top of the adjusting rod (3) is fixedly connected with a connecting seat (4), the upper surface of the connecting seat (4) is provided with a groove, the inner side wall of the groove is rotatably connected with a cross rod (5) through a damping rotating shaft, the surface of the cross rod (5) is fixedly connected with a supporting rod (6), one end of the supporting rod (6) is rotatably connected with a collecting mechanism through the damping rotating shaft, the collecting mechanism comprises a collecting box (7), one side of the collecting box (7) is provided with a collecting hole (8), the upper surface of the collecting box (7) is spliced with a filter plate (9) through the arranged groove, the other side of the collecting box (7) penetrates through a collecting pipe (10), one end of the collecting pipe (10) is communicated with a connecting pipe (11), the one end intercommunication of connecting pipe (11) has the collection to be responsible for (12), adjust one side fixedly connected with supporting box (13) that pole (3) surface is close to connecting seat (4), one side fixedly connected with negative pressure pump (14) of diapire in supporting box (13), opposite side fixedly connected with battery (15) of diapire in supporting box (13), one side fixedly connected with backup pad (16) of supporting box (13).

2. The gas trap for environmental monitoring chemical elemental analysis of claim 1, wherein: the bottom on the surface of the fixed cylinder (2) is sleeved with a stable disc (18), and the stable disc (18) is made of steel.

3. The gas trap for environmental monitoring chemical element analysis of claim 1, wherein: the surface of the adjusting rod (3) and the surface of the fixed cylinder (2) are both provided with threaded fixing holes (19), and the internal threads of the threaded fixing holes (19) are connected with fixing bolts (20).

4. The gas trap for environmental monitoring chemical elemental analysis of claim 1, wherein: the top fixedly connected with bailing (21) of filter (9), just be provided with sealed the pad between filter (9) and collecting box (7).

5. The gas trap for environmental monitoring chemical elemental analysis of claim 1, wherein: connecting through holes are respectively formed in the two ends of the connecting pipe (11), the four connecting through holes in one end of the connecting pipe (11) are connected with the collecting pipe, and the connecting hole in the other end of the connecting pipe (11) is communicated with the collecting main pipe (12).

6. The gas trap for environmental monitoring chemical elemental analysis of claim 1, wherein: one end of the collecting main pipe (10) is connected with a negative pressure pump (14), and an output end of the negative pressure pump (14) is fixedly connected with an output pipe (22).

7. The gas trap for environmental monitoring chemical elemental analysis of claim 6, wherein: one end of the output pipe (22) penetrates through one end of the support box (13) and is provided with a collecting bottle (23).

8. The gas trap for environmental monitoring chemical elemental analysis of claim 1, wherein: the collecting box (7) is internally and fixedly provided with a collecting hopper (17), and one side of the collecting hopper (17) is communicated with the collecting pipe (10).