CN212180208U

CN212180208U - Air tightness detection device for chemical oxygen self-rescuer

Info

Publication number: CN212180208U
Application number: CN202020892484.6U
Authority: CN
Inventors: 焦立峰; 杜俊杰; 陈二军; 张振芳; 刘建兵; 张峰波
Original assignee: Jincheng Coal High Tech Service Co ltd
Current assignee: Jincheng Coal High Tech Service Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-12-18
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a chemical oxygen self-rescuer gas tightness detection device, including quick-witted case, baffle, singlechip, second data link, first data link, display, compress tightly subassembly, detection component, detection platform, ventilating board and base, the top end face central point department fixed mounting of machine case has the detection platform, the top end face of detection platform is provided with the detection component, the top end face of machine case side edge position department is provided with the compression subassembly, the inside central point fixed mounting of machine case has the baffle, top end face one side fixed mounting of baffle has the singlechip, the top one end of singlechip is connected and is installed first data link, the display is installed to the one end connection of first data link; the air tightness detection device of the chemical oxygen self-rescuer has simple structure and convenient use; the gas leakage detection device has a good sealing effect, is tight in sealing, can effectively avoid gas leakage, is visual and convenient to observe, and greatly improves the detection precision.

Description

Air tightness detection device for chemical oxygen self-rescuer

Technical Field

The utility model relates to a chemistry oxygen self-rescuer check out test set field specifically is chemistry oxygen self-rescuer gas tightness detection device.

Background

The chemical oxygen self-rescuer isolates air in disaster areas, can generate oxygen through chemical reaction, and achieves self-rescue by utilizing the reaction of potassium superoxide or sodium superoxide and carbon dioxide to generate oxygen; when the chemical oxygen self-rescuer is used, the air tightness of the chemical oxygen self-rescuer needs to be detected; the detection device in the prior art has a complex structure and high operation difficulty, and has poor sealing effect and is easily influenced by the environment when in use, so that the detection precision is influenced; therefore, it is necessary to design the airtightness detection device for the chemical oxygen self-rescuer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gas tightness detection device of a chemical oxygen self-rescuer, which has simple structure and convenient use; the gas leakage detection device has a good sealing effect, is tight in sealing, can effectively avoid gas leakage, is visual and convenient to observe, and greatly improves the detection precision.

The purpose of the utility model can be realized by the following technical scheme:

the air tightness detection device for the chemical oxygen self-rescuer comprises a case, a partition plate, a single chip microcomputer, a second data connecting line, a first data connecting line, a display, a compressing assembly, a detection table, a ventilation plate and a base, wherein the detection table is fixedly installed at the central position of the top end face of the case, the detection assembly is arranged on the top end face of the detection table, the compressing assembly is arranged at the edge position of one side of the top end face of the case, the partition plate is fixedly installed at the center inside the case, the single chip microcomputer is fixedly installed on one side of the top end face of the partition plate, one end of the top of the single chip microcomputer is connected and installed with the first data connecting line, one end of the first data connecting line is connected and installed with the display, the display is fixedly installed on the outer side of the front;

the detection assembly comprises a sealing barrel, a rotating seat, a connecting screw rod, a locking threaded seat, an observation plate, a detection base, a sealing gasket, a detection plate, a connecting through hole, a gas pipe and an air pump, wherein the detection base is fixedly arranged on the top end surface of the detection platform, the detection plate is fixedly arranged in the middle of the inside of the detection base, the connection through hole is formed in one side of the end surface of the detection base, the sealing barrel is arranged above the top of the detection base, the observation plate is installed on the inner end surface of the sealing barrel in a laminating manner, the rotating seat is installed in the middle of the top end surface of the sealing barrel, the connecting screw rod is installed in the middle of the end surface of the rotating seat in a splicing manner, the locking threaded seat is installed on the top end surface of the connecting screw rod in a connecting manner, the air pump is, The detection platform, the detection base and the detection plate are positioned above the top of the detection plate.

As a further aspect of the present invention: the other end of the top of the single chip microcomputer is connected with and provided with a second data connecting line, the pressure sensor is arranged on one side of the top end face of the detection plate, and one end of the second data connecting line penetrates through the connecting through hole to be connected with the pressure sensor.

As a further aspect of the present invention: and the end surfaces of the two sides of the case are fixedly provided with ventilating plates.

As a further aspect of the present invention: the bottom terminal surface of a sealed section of thick bamboo has seted up the internal thread groove, the top terminal surface that detects the base is provided with the external thread groove, and the internal thread groove is connected with the external thread groove screw thread hinge, the laminating of the top terminal surface of the external thread groove of detecting base top terminal surface is installed sealed the pad.

As a further aspect of the present invention: compress tightly the subassembly and include the mounting panel, adjust pole setting, anti-skidding gasket, block frame, spacing fixture block, positioning stud, crossbeam frame and wear-resisting packing ring, a terminal surface side edge position department of mounting panel fixed mounting machine case, both ends all have the regulation pole setting through welded fastening around the terminal surface of the top of mounting panel, and adjust the laminating of the medial surface of pole setting and install anti-skidding gasket, two the top of adjusting the pole setting is provided with the block frame, the terminal surface central authorities fixed mounting of block frame has spacing fixture block, and the both sides terminal surface of spacing fixture block is connected with the laminating of two anti-skidding gaskets of adjusting the pole setting respectively, terminal surface central authorities all install positioning stud through the screw hole grafting around the block frame, a side end central authorities fixed mounting of block frame has the crossbeam frame.

As a further aspect of the present invention: adjusting through holes are formed in the end face of one side of the cross beam frame, wear-resistant washers are installed inside the adjusting through holes in a fit mode, and one end of the top of the connecting screw penetrates through the wear-resistant washers to be in threaded connection with the locking threaded seats.

The utility model has the advantages that: the air tightness detection device of the chemical oxygen self-rescuer has simple structure and convenient use; in the in-process that detects, through placing chemical oxygen self-rescuer behind the inside and the gas-supply pipe sealing connection of determine module, again through compressing tightly the subassembly with determine module compaction fastening for determine module can have good sealed effect, it is sealed tight, can effectively avoid gas leakage, the inside pressure variation of detection base is observed to rethread display and pressure sensor, thereby can judge the gas tightness effect of oxygen self-rescuer, it is directly perceived convenient to observe, the precision of detection has been improved greatly.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

fig. 2 is a cross-sectional view of the case of the present invention;

fig. 3 is a schematic structural view of the compressing assembly of the present invention;

FIG. 4 is a schematic structural view of the detecting assembly of the present invention;

in the figure: 1. a chassis; 2. a partition plate; 3. a single chip microcomputer; 4. a second data link; 5. a first data link line; 6. a display; 7. a compression assembly; 8. a detection component; 9. a detection table; 10. a ventilation board; 11. a base; 71. mounting a plate; 72. adjusting the vertical rod; 73. an anti-slip gasket; 74. a clamping frame; 75. a limiting clamping block; 76. positioning the stud; 77. a cross beam frame; 78. a wear-resistant washer; 81. a sealing cylinder; 82. a rotating seat; 83. connecting a screw rod; 84. locking the threaded seat; 85. an observation plate; 86. detecting a base; 87. a gasket; 88. detecting a plate; 89. a connecting through hole; 810. a gas delivery pipe; 811. an air pump.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-4, the airtightness detection device for the chemical oxygen self-rescuer comprises a case 1, a partition plate 2, a single chip microcomputer 3, a second data connection line 4, a first data connection line 5, a display 6, a pressing component 7, a detection component 8, a detection platform 9, a ventilation plate 10 and a base 11, wherein the detection platform 9 is fixedly installed at the central position of the top end surface of the case 1, the detection component 8 is arranged on the top end surface of the detection platform 9, the detection component 8 comprises a sealing cylinder 81, a rotating seat 82, a connecting screw 83, a locking threaded seat 84, an observation plate 85, a detection base 86, a sealing gasket 87, a detection plate 88, a connecting through hole 89, an air pipe 810 and an air pump 811, the detection base 86 is fixedly installed on the top end surface of the detection platform 9, the detection plate 88 is fixedly installed at the inner center of the detection base 86, the connecting through hole 89 is formed in one side of the end surface, an inner thread groove is formed in the bottom end face of the sealing cylinder 81, an outer thread groove is formed in the top end face of the detection base 86, the inner thread groove is in threaded hinged connection with the outer thread groove, and a sealing gasket 87 is attached to the top end face of the outer thread groove in the top end face of the detection base 86, so that the sealing cylinder 81 and the detection base 86 can be conveniently connected and fixed, and the sealing effect is improved; an observation plate 85 is attached to the inner end face of the sealing barrel 81, a rotating seat 82 is installed in the center of the top end face of the sealing barrel 81, a connecting screw 83 is installed in the center of the end face of the rotating seat 82 in an inserted mode, a locking threaded seat 84 is installed in a connected mode on the top end face of the connecting screw 83, an air pump 811 is fixedly installed on the other side of the top end face of the partition plate 2, an air pipe 810 is installed at the top of the air pump 811 in a connected mode, and one end of the top of the air pipe 810 penetrates through the case 1, the detection table 9, the detection base 86 and; the pressing assembly 7 is arranged at the edge position of one side of the top end face of the case 1, the pressing assembly 7 comprises a mounting plate 71, an adjusting upright post 72, an anti-skid gasket 73, a clamping frame 74, a limiting clamping block 75, a positioning stud 76, a cross beam frame 77 and a wear-resistant washer 78, the mounting plate 71 is fixedly mounted at the edge position of one side of the top end face of the case 1, the front end and the rear end of the top end face of the mounting plate 71 are fixedly provided with the adjusting upright posts 72 through welding, the anti-skid gasket 73 is mounted at the inner side end face of the adjusting upright post 72 in an attaching manner, the clamping frames 74 are arranged at the tops of the two adjusting upright posts 72, the limiting clamping block 75 is fixedly mounted at the center of the end face of the clamping frame 74, the end faces at the two sides of the limiting clamping block 75 are respectively connected with the anti-skid gaskets 73 of the two adjusting upright, an adjusting through hole is formed in the end face of one side of the cross beam frame 77, a wear-resistant washer 78 is installed inside the adjusting through hole in a fit mode, one end of the top of the connecting screw 83 penetrates through the wear-resistant washer 78 to be in threaded connection with the locking threaded seat 84, and the wear-resistant effect of the cross beam frame 77 of the connecting screw 83 is improved; the position of the sealing cylinder 81 can be conveniently compressed through the compressing assembly 7, so that the connection is firmer, and the sealing effect is better; a partition plate 2 is fixedly installed in the center of the interior of the case 1, a single chip microcomputer 3 is fixedly installed on one side of the top end face of the partition plate 2, a first data connecting wire 5 is connected and installed at one end of the top of the single chip microcomputer 3, a display 6 is connected and installed at one end of the first data connecting wire 5, the display 6 is fixedly installed on the outer side of the front end face of the case 1, a second data connecting wire 4 is connected and installed at the other end of the top of the single chip microcomputer 3, a pressure sensor is installed on one side of the top end face of a detection plate 88, and one end of the second data connecting wire 4 penetrates through a connecting through hole 89; the end surfaces of the two sides of the case 1 are fixedly provided with ventilation plates 10 for facilitating ventilation; the corners around the bottom end face of the case 1 are fixedly provided with bases 11.

The utility model discloses a theory of operation: when the device is used, the chassis 1 can be supported through the base 11, a chemical oxygen self-rescuer to be detected is sealed through the detection component 8 and the pressing component 7, the chemical oxygen self-rescuer is placed on the end face of the detection plate 88 in the detection base 86, the chemical oxygen self-rescuer is connected with one end of the detection plate 88 in a sealing manner, the sealing cylinder 81 is connected with the detection base 86, the inner thread groove at the bottom of the sealing cylinder 81 is in thread hinge joint with the outer thread groove at the top of the detection base 86, the sealing effect at the joint of the sealing cylinder 81 and the detection base 86 can be realized through the sealing gasket 87, after the connection is finished, the clamping frame 74 is pushed, the limiting clamping block 75 and the anti-skidding gasket 73 at the inner side of the adjusting upright rod 72 are enabled to slide, so that the height of the clamping frame 74 at the outer side of the adjusting upright rod 72 can be adjusted, the mounting plate 71 can provide a stable supporting effect for the adjusting upright rod, the clamping frame 74 drives the cross beam frame 77 and the wear-resistant washer 78 to move up and down until the connecting screw 83 at the top of the rotating seat 82 is inserted and installed inside the wear-resistant washer 78, the locking threaded seat 84 is placed at the top of the wear-resistant washer 78, the connecting screw 83 is rotated through the rotating seat 82, so that one end of the top of the connecting screw 83 is in threaded fastening connection with the locking threaded seat 84, at the moment, the position of the cross beam frame 77 is fixed, the positioning studs 76 at the front end face and the rear end face of the clamping frame 74 are screwed, the positioning studs 76 are tightly pressed against the outer wall of the adjusting upright rod 72, the position of the clamping frame 74 is fixed, the cross beam frame 77 is doubly fixed, so that the sealing cylinder 81 can be stably compressed, the detection platform 9 can have a stable supporting effect on the detection base 86, an air pump 811 at the top of the partition plate 2 works inside the case 1 and is communicated with, the air pump 811 conveys air to the detection plate 88 through the air pipe 810, so that the air is conveyed to the interior of the chemical oxygen self-rescuer, the air is continuously input into the chemical oxygen self-rescuer, when the sealing performance of the chemical oxygen self-rescuer is good, the pressure in the chemical oxygen self-rescuer rises, the air is observed through the observation plate 85 on the end surface of the sealing barrel 81, when the sealing performance of the chemical oxygen self-rescuer is not tight, the air leaks to the interior of the detection base 86 and the sealing barrel 81, the pressure in the sealing barrel 81 and the detection base 86 changes as the air in the chemical oxygen self-rescuer continuously leaks, because one end of the second data connecting wire 4 passes through the connecting through hole 89 to be connected with the pressure sensor in the detection base 86, the pressure sensor at one end of the second data connecting wire 4 can sense the air, and the signal is transmitted to the single chip microcomputer 3 through the second data connecting wire 4, singlechip 3 passes through first data connecting wire 5 with signal transmission to display 6 on to can be convenient for operating personnel judges.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The airtightness detection device for the chemical oxygen self-rescuer is characterized by comprising a case (1), a partition plate (2), a single chip microcomputer (3), a second data connection line (4), a first data connection line (5), a display (6), a pressing assembly (7), a detection assembly (8), a detection table (9), a ventilation plate (10) and a base (11), wherein the detection table (9) is fixedly installed at the central position of the top end face of the case (1), the detection assembly (8) is arranged on the top end face of the detection table (9), the pressing assembly (7) is arranged at the edge position of one side of the top end face of the case (1), the partition plate (2) is fixedly installed at the central position inside the case (1), the single chip microcomputer (3) is fixedly installed on one side of the top end face of the partition plate (2), and the first data connection line (5) is installed at one end of the top of the, one end of the first data connecting line (5) is connected with a display (6), the display (6) is fixedly arranged on the outer side of the front end face of the case (1), and the corners on the periphery of the bottom end face of the case (1) are fixedly provided with bases (11);

the detection assembly (8) comprises a sealing barrel (81), a rotating seat (82), a connecting screw rod (83), a locking threaded seat (84), an observation plate (85), a detection base (86), a sealing gasket (87), a detection plate (88), a connecting through hole (89), an air pipe (810) and an air pump (811), wherein the detection base (86) is fixedly arranged on the top end surface of the detection platform (9), the detection plate (88) is fixedly arranged in the center of the inside of the detection base (86), the connecting through hole (89) is formed in one side of the end surface of the detection base (86), the sealing barrel (81) is arranged above the top of the detection base (86), the observation plate (85) is installed on the inner end surface of the sealing barrel (81) in a fitting manner, the rotating seat (82) is installed in the center of the top end surface of the sealing barrel (81), and the connecting screw rod (83) is installed in an, locking thread seat (84) is installed in the connection of the top terminal surface of connecting screw (83), air pump (811) fixed mounting is in the top terminal surface opposite side of baffle (2), the top connection of air pump (811) is installed gas-supply pipe (810), and the top one end of gas-supply pipe (810) passes quick-witted case (1), detects platform (9), detects base (86), detection plate (88) and is located the top of detection plate (88).

2. The airtightness detection device for the chemical oxygen self-rescuer according to claim 1, wherein the second data connection line (4) is connected and mounted to the other end of the top of the single chip microcomputer (3), the pressure sensor is mounted to one side of the top end surface of the detection plate (88), and one end of the second data connection line (4) passes through the connection through hole (89) and is connected to the pressure sensor.

3. The airtightness detection apparatus for a chemical oxygen self-rescuer according to claim 1, wherein ventilation plates (10) are fixedly mounted on both side end faces of the cabinet (1).

4. The airtightness detection device for the chemical oxygen self-rescuer according to claim 1, wherein an internal thread groove is formed in a bottom end face of the sealing cylinder (81), an external thread groove is formed in a top end face of the detection base (86), the internal thread groove is in threaded hinge connection with the external thread groove, and a sealing gasket (87) is attached to a top end face of the external thread groove in the top end face of the detection base (86).

5. The chemical oxygen self-rescuer airtightness detection device according to claim 1, wherein the compression assembly (7) comprises a mounting plate (71), adjusting upright posts (72), anti-skid gaskets (73), clamping frames (74), limiting clamping blocks (75), positioning studs (76), a cross beam frame (77) and wear-resistant washers (78), the mounting plate (71) is fixedly mounted at the edge position of one side of the top end face of the chassis (1), the adjusting upright posts (72) are fixedly mounted at the front and rear ends of the top end face of the mounting plate (71) through welding, the anti-skid gaskets (73) are mounted on the inner end faces of the adjusting upright posts (72) in a fitting manner, the clamping frames (74) are arranged at the tops of the two adjusting upright posts (72), the limiting clamping blocks (75) are fixedly mounted at the centers of the end faces of the clamping frames (74), and the end faces of the two sides of the limiting clamping blocks (75) are respectively connected with the anti-skid gaskets (73) of the two, the center of the front end face and the center of the rear end face of the clamping frame (74) are provided with positioning studs (76) through threaded holes in an inserted mode, and the center of the end face of one side of the clamping frame (74) is fixedly provided with a cross beam frame (77).

6. The airtightness detection device for the chemical oxygen self-rescuer according to claim 5, wherein an adjustment through hole is formed in one side end face of the cross beam (77), a wear-resistant washer (78) is fitted inside the adjustment through hole, and one end of the top of the connection screw (83) passes through the wear-resistant washer (78) and is in threaded connection with the locking threaded seat (84).