CN215866006U

CN215866006U - Automatic acquisition device for analyzing ozone in ambient air

Info

Publication number: CN215866006U
Application number: CN202121984969.9U
Authority: CN
Inventors: 黎丽莉; 毛智慧; 岳沛煊
Original assignee: Zhongkai University of Agriculture and Engineering
Current assignee: Zhongkai University of Agriculture and Engineering
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-18
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses an automatic acquisition device for analyzing ozone in ambient air, which relates to the technical field of ozone acquisition equipment and comprises a pressurizing box, wherein the upper surface of the pressurizing box is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod penetrates through the upper surface of the pressurizing box and extends into the pressurizing box, the inner wall of the pressurizing box is connected with a first piston in a sliding manner, the output end of the electric telescopic rod is fixedly connected with the upper surface of the first piston, the right side surface of the pressurizing box is fixedly communicated with a straight cylinder, a filter screen is placed on the upper part of the straight cylinder, and the filter screen penetrates through the upper surface of the straight cylinder and extends into the straight cylinder. The ozone analyzer has a reasonable design structure, can achieve a sealing effect on the outer surface of the air inlet pipe through the matching arrangement of the sealing mechanism and the limiting mechanism, enables the efficiency of the ozone analyzer to be higher, and is beneficial to subsequent ozone analysis through the matching arrangement of the straight cylinder, the filter screen and the first one-way valve.

Description

Automatic acquisition device for analyzing ozone in ambient air

Technical Field

The utility model relates to the technical field of ozone acquisition equipment, in particular to an automatic acquisition device for analyzing ozone in ambient air.

Background

Ozone, also known as superoxide, is an allotrope of oxygen, and at normal temperature, ozone is a pale blue gas with a special odor, and can be used for purifying air, bleaching drinking water, sterilizing, treating industrial wastes and bleaching agents.

The analysis to ozone in the air need be with the help of automatic acquisition device, and the sealed effect of the automatic acquisition device of current ozone analysis is not good for the collection efficiency of device is lower, directly gathers the air simultaneously, and impurity in the air is unfavorable to the analysis of follow-up ozone. Therefore, the automatic acquisition device for analyzing the ozone in the ambient air is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims to make up the defects of the prior art and provides an automatic acquisition device for analyzing ozone in ambient air.

II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic acquisition device for analyzing ozone in ambient air comprises a pressurizing box, wherein an electric telescopic rod is fixedly connected to the upper surface of the pressurizing box, the output end of the electric telescopic rod penetrates through the upper surface of the pressurizing box and extends into the pressurizing box, a first piston is connected to the inner wall of the pressurizing box in a sliding manner, the output end of the electric telescopic rod is fixedly connected with the upper surface of the first piston, a straight cylinder is fixedly communicated with the right side surface of the pressurizing box, a filter screen is placed on the upper portion of the straight cylinder, the filter screen penetrates through the upper surface of the straight cylinder and extends into the straight cylinder, the outer surface of the filter screen is clamped by the inner wall of the straight cylinder, a first one-way valve is inlaid at the fixed communication position of the pressurizing box and the straight cylinder, a gas collecting bottle is placed on the left side of the pressurizing box, an air inlet pipe is fixedly communicated with the lower portion of the outer surface of the gas collecting bottle, and a second one-way valve is fixedly connected to the inner wall of the air inlet pipe, the lower part of the left side surface of the pressurizing box is provided with a sealing mechanism, and the upper surface of the gas collecting bottle is provided with a pressure reducing mechanism.

Further, sealing mechanism includes the square ring, the square ring is inlayed in the lower part of pressure boost case left surface, and the square ring is linked together with the inside of pressure boost case, the intake pipe runs through the square ring and extends to the inside of pressure boost case, the inner wall fixedly connected with rubber layer of square ring, the last fixed surface of square ring is connected with the drum, first pressure spring has been placed to the inside of drum, the bottom of first pressure spring is connected with the last fixed surface of square ring, the drum is linked together with the inside of square ring, the inside sliding connection of drum has the piston rod, the bottom surface fixed connection of the top of first pressure spring and piston rod, and the piston rod runs through the drum and extends to the outside of drum, the circular slot has been seted up on the upper portion of piston rod right flank, stop gear is installed to the inner wall of circular slot.

Further, stop gear includes the left end of second pressure spring and the inner wall fixed connection of circular slot, the right-hand member fixedly connected with spacing ball of second pressure spring, the upper portion fixedly connected with extension spring of piston rod left surface, the left end fixedly connected with gag lever post of extension spring, the right-hand member of gag lever post runs through extension spring, circular slot, second pressure spring and spacing ball in proper order and extends to the inside of pressure boost case.

Furthermore, the air inlet end of the first one-way valve is communicated with the outside, the air outlet end of the first one-way valve and the air inlet end of the second one-way valve are both communicated with the inside of the pressurizing box, and the air outlet end of the second one-way valve is communicated with the inside of the air collecting bottle.

Further, the pressure reducing mechanism comprises a piston cylinder, the lower portion of the outer surface of the piston cylinder is embedded in the upper surface of the gas collecting bottle, the inside of the piston cylinder is communicated with the inside of the gas collecting bottle, a second piston is slidably connected to the inner wall of the piston cylinder, an expansion spring is fixedly connected to the upper surface of the second piston, the top end of the expansion spring is fixedly connected with the inner top wall of the piston cylinder, and a leakage hole is formed in the outer surface of the piston cylinder.

Furthermore, gaps are reserved at the penetrating position of the electric telescopic rod and the upper surface of the pressurizing box and the penetrating position of the outer surface of the filter screen and the straight cylinder.

Thirdly), the beneficial effects are as follows:

compared with the prior art, the automatic acquisition device for analyzing the ozone in the ambient air has the following beneficial effects:

according to the utility model, through the matching arrangement of the sealing mechanism and the limiting mechanism, the piston rod is pressed to enable the air in the cylinder to enter the square ring, so that the rubber layer moves outwards under the action of air pressure, the sealing effect on the outer surface of the air inlet pipe is achieved, and the efficiency of the device is higher.

According to the utility model, through the matching arrangement of the straight cylinder, the filter screen and the first one-way valve and the extension and contraction of the electric telescopic rod, the external air flows into the pressurizing box through the filter screen and the first one-way valve, so that the collected air has fewer impurities, and the ozone is beneficial to the subsequent analysis of ozone.

Drawings

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

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

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the pressure reducing mechanism of the present invention.

In the figure: 1. a pressurizing box; 2. an electric telescopic rod; 3. a first piston; 4. a straight cylinder; 5. a filter screen; 6. a first check valve; 7. a gas collection bottle; 8. an air inlet pipe; 9. a sealing mechanism; 10. a pressure reducing mechanism; 11. a square ring; 12. a rubber layer; 13. a second one-way valve; 14. a cylinder; 15. a first pressure spring; 16. a piston rod; 17. a circular groove; 18. a limiting mechanism; 19. a second pressure spring; 20. a limiting ball; 21. a tension spring; 22. a limiting rod; 23. a piston cylinder; 24. a second piston; 25. a tension spring; 26. and (4) a leak hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a technical solution: an automatic acquisition device for analyzing ozone in ambient air comprises a pressurizing box 1, wherein an electric telescopic rod 2 is fixedly connected to the upper surface of the pressurizing box 1, the model of the electric telescopic rod 2 is YS-H1S-12-20-7-1500, the output end of the electric telescopic rod 2 penetrates through the upper surface of the pressurizing box 1 and extends into the pressurizing box 1, a first piston 3 is connected to the inner wall of the pressurizing box 1 in a sliding manner, the output end of the electric telescopic rod 2 is fixedly connected with the upper surface of the first piston 3, a straight cylinder 4 is fixedly communicated with the right side surface of the pressurizing box 1, a filter screen 5 is placed on the upper portion of the straight cylinder 4, the filter screen 5 penetrates through the upper surface of the straight cylinder 4 and extends into the straight cylinder 4, the outer surface of the filter screen 5 is clamped with the inner wall of the straight cylinder 4, a first one-way valve 6 is inlaid at the fixed communication position of the pressurizing box 1 and the straight cylinder 4, a gas collecting bottle 7 is placed on the left side of the pressurizing box 1, an air inlet pipe 8 is fixedly communicated with the lower part of the outer surface of the air collecting bottle 7, a second one-way valve 13 is fixedly connected with the inner wall of the air inlet pipe 8, a sealing mechanism 9 is installed on the lower part of the left side surface of the pressurizing box 1, and a pressure reducing mechanism 10 is installed on the upper surface of the air collecting bottle 7.

Further, sealing mechanism 9 includes square ring 11, square ring 11 inlays in the lower part of the 1 left surface of pressure boost case, and square ring 11 is linked together with the inside of pressure boost case 1, intake pipe 8 runs through square ring 11 and extends to the inside of pressure boost case 1, the inner wall fixedly connected with rubber layer 12 of square ring 11, the last fixed surface of square ring 11 is connected with drum 14, first pressure spring 15 has been placed to the inside of drum 14, the bottom of first pressure spring 15 and the last fixed surface of square ring 11 are connected, drum 14 is linked together with the inside of square ring 11, the inside sliding connection of drum 14 has piston rod 16, the top of first pressure spring 15 and the bottom surface fixed connection of piston rod 16, and piston rod 16 runs through drum 14 and extends to the outside of drum 14, circular slot 17 has been seted up on the upper portion of the piston rod 16 right flank, stop gear 18 is installed to the inner wall of circular slot 17. Pressing the piston rod 16 causes air inside the cylinder 14 to enter the inside of the square ring 11, and further causes the rubber layer 12 to move outwards under the action of air pressure, so that the outer surface of the air inlet pipe 8 is sealed, and the efficiency of the device is higher.

Furthermore, the limiting mechanism 18 comprises a left end of a second pressure spring 19 fixedly connected with the inner wall of the circular groove 17, a right end of the second pressure spring 19 is fixedly connected with a limiting ball 20, an upper portion of the left side surface of the piston rod 16 is fixedly connected with a tension spring 21, a left end of the tension spring 21 is fixedly connected with a limiting rod 22, and the right end of the limiting rod 22 sequentially penetrates through the tension spring 21, the circular groove 17, the second pressure spring 19 and the limiting ball 20 and extends to the inside of the pressurizing box 1. The piston rod 16 is limited, and the piston rod 16 can be reset by pulling the limiting rod 22.

Further, the air inlet end of the first one-way valve 6 is communicated with the outside, the air outlet end of the first one-way valve 6 and the air inlet end of the second one-way valve 13 are both communicated with the inside of the pressurizing box 1, and the air outlet end of the second one-way valve 13 is communicated with the inside of the gas collecting bottle 7. The air circulation direction in the pressurizing box 1 is ensured, and the working efficiency of the device is further improved.

Further, decompression mechanism 10 includes piston cylinder 23, and the lower part of piston cylinder 23 surface is inlayed in the upper surface of gas collecting bottle 7, and the inside of piston cylinder 23 is linked together with the inside of gas collecting bottle 7, and the inner wall sliding connection of piston cylinder 23 has second piston 24, and the last fixed surface of second piston 24 is connected with expanding spring 25, and expanding spring 25's top and the interior roof fixed connection of piston cylinder 23, leak hole 26 has been seted up to the surface of piston cylinder 23. The air pressure in the air collecting bottle 7 is reduced, and the air collecting bottle 7 is prevented from being damaged due to overlarge internal air pressure.

Furthermore, gaps are reserved at the penetrating position of the electric telescopic rod 2 and the upper surface of the pressurizing box 1 and the penetrating position of the outer surface of the filter screen 5 and the straight cylinder 4. The stability of the device is ensured, and the filter screen 5 is convenient to clean.

The working principle is as follows: the electric telescopic rod 2 is communicated with a power supply, the air inlet pipe 8 penetrates through the square ring 11 and extends to the inside of the pressurizing box 1, the piston rod 16 is pressed downwards, so that air inside the cylinder 14 enters the inside of the square ring 11, the rubber layer 12 moves outwards under the action of air pressure, the sealing effect on the outer surface of the air inlet pipe 8 is achieved, the efficiency of the device is higher, the limiting rod 22 sequentially penetrates through the tension spring 21, the circular groove 17, the second pressure spring 19 and the limiting ball 20 and is clamped with the left side face of the pressurizing box 1, the piston rod 16 is limited, the electric telescopic rod 2 contracts and extends, so that external air sequentially flows to the inside of the gas collecting bottle 7 through the filter screen 5, the first one-way valve 6, the pressurizing box 1 and the second one-way valve 13, when the air pressure inside the gas collecting bottle 7 is too high, the second piston 24 moves upwards due to the air pressure inside the gas collecting bottle 7, and then the gas inside the gas collecting bottle 7 flows out through the leakage hole 26, the air pressure in the air collecting bottle 7 is reduced, and the air collecting bottle 7 is prevented from being damaged due to overlarge internal air pressure.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic acquisition device of ozone analysis in ambient air, includes pressure boost case (1), its characterized in that: the upper surface of the pressurization box (1) is fixedly connected with an electric telescopic rod (2), the output end of the electric telescopic rod (2) penetrates through the upper surface of the pressurization box (1) and extends to the inside of the pressurization box (1), the inner wall of the pressurization box (1) is connected with a first piston (3) in a sliding manner, the output end of the electric telescopic rod (2) is fixedly connected with the upper surface of the first piston (3), the right side surface of the pressurization box (1) is fixedly communicated with a straight cylinder (4), a filter screen (5) is placed on the upper portion of the straight cylinder (4), the filter screen (5) penetrates through the upper surface of the straight cylinder (4) and extends to the inside of the straight cylinder (4), the outer surface of the filter screen (5) is clamped with the inner wall of the straight cylinder (4), a first one-way valve (6) is embedded at the fixed communication position of the pressurization box (1) and the straight cylinder (4), a gas collection bottle (7) is placed on the left side of the pressurization box (1), the gas collecting bottle is characterized in that the lower portion of the outer surface of the gas collecting bottle (7) is fixedly communicated with an air inlet pipe (8), the inner wall of the air inlet pipe (8) is fixedly connected with a second one-way valve (13), a sealing mechanism (9) is installed on the lower portion of the left side face of the pressurizing box (1), and a pressure reducing mechanism (10) is installed on the upper surface of the gas collecting bottle (7).

2. The automatic collection device for ozone analysis in ambient air according to claim 1, wherein: the sealing mechanism (9) comprises a square ring (11), the square ring (11) is embedded in the lower portion of the left side face of the pressurizing box (1), the square ring (11) is communicated with the inside of the pressurizing box (1), the air inlet pipe (8) penetrates through the square ring (11) and extends to the inside of the pressurizing box (1), a rubber layer (12) is fixedly connected to the inner wall of the square ring (11), a cylinder (14) is fixedly connected to the upper surface of the square ring (11), a first pressure spring (15) is placed inside the cylinder (14), the bottom end of the first pressure spring (15) is fixedly connected with the upper surface of the square ring (11), the cylinder (14) is communicated with the inside of the square ring (11), a piston rod (16) is slidably connected to the inside of the cylinder (14), the top end of the first pressure spring (15) is fixedly connected with the bottom surface of the piston rod (16), and the piston rod (16) penetrates through the cylinder (14) and extends to the outside of the cylinder (14), a circular groove (17) is formed in the upper portion of the right side face of the piston rod (16), and a limiting mechanism (18) is installed on the inner wall of the circular groove (17).

3. The automatic collection device for ozone analysis in ambient air according to claim 2, wherein: stop gear (18) include the left end of second pressure spring (19) and the inner wall fixed connection of circular slot (17), the right-hand member fixedly connected with spacing ball (20) of second pressure spring (19), the upper portion fixedly connected with extension spring (21) of piston rod (16) left surface, the left end fixedly connected with gag lever post (22) of extension spring (21), the right-hand member of gag lever post (22) runs through extension spring (21), circular slot (17), second pressure spring (19) and spacing ball (20) in proper order and extends to the inside of pressure boost case (1).

4. The automatic collection device for ozone analysis in ambient air according to claim 1, wherein: the air inlet end of the first one-way valve (6) is communicated with the outside, the air outlet end of the first one-way valve (6) and the air inlet end of the second one-way valve (13) are communicated with the inside of the pressurization box (1), and the air outlet end of the second one-way valve (13) is communicated with the inside of the air collecting bottle (7).

5. The automatic collection device for ozone analysis in ambient air according to claim 1, wherein: decompression mechanism (10) include piston cylinder (23), the upper surface in gas collecting bottle (7) is inlayed to the lower part of piston cylinder (23) surface, and the inside of piston cylinder (23) is linked together with the inside of gas collecting bottle (7), the inner wall sliding connection of piston cylinder (23) has second piston (24), the last fixed surface of second piston (24) is connected with expanding spring (25), the top of expanding spring (25) and the interior roof fixed connection of piston cylinder (23), small opening (26) have been seted up to the surface of piston cylinder (23).

6. The automatic collection device for ozone analysis in ambient air according to claim 1, wherein: gaps are reserved at the penetrating position of the electric telescopic rod (2) and the upper surface of the pressurizing box (1) and the penetrating position of the outer surface of the filter screen (5) and the straight cylinder (4).