CN219016222U

CN219016222U - Handheld gas content detector

Info

Publication number: CN219016222U
Application number: CN202222368172.7U
Authority: CN
Inventors: 朱胜利; 王晓辉; 袁树华; 陈利伟
Original assignee: Henan New Kaiyue Electronic Technology Co ltd
Current assignee: Henan New Kaiyue Electronic Technology Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-05-12
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a handheld gas content detector, which comprises a cylinder and an induced draft driving mechanism; a cylinder: the round hole that its inner wall upper end was seted up is rotated through sealed bearing and is connected with the air-supply line, evenly distributed's inlet port has been seted up to the outside left end of air-supply line, the left end of air-supply line is equipped with the second pivot, the left end of second pivot is equipped with the second bevel gear, the bottom of drum runs through and is equipped with the bin, the inside sliding connection of bin has the battery, the bottom left end of bin articulates through the hinge has the apron, the inner wall lower extreme of drum runs through and is equipped with the fixed pipe, the middle part of the connecting block that the inboard left end of fixed pipe was equipped with is rotated through the bearing and is connected with the fourth pivot, the right-hand member of fourth pivot is equipped with down the flabellum, this handheld gas content detector, through constantly rotatory inside with peripheral air suction device, thereby the detection range of gas content in the increase air, high detection efficiency, save staff's time, convenient to use.

Description

Handheld gas content detector

Technical Field

The utility model relates to the technical field of hand-held gas content detectors, in particular to a hand-held gas content detector.

Background

The Gas is an English transliteration word of Gas, english is Gas, the definition of Gas is quite extensive, the Gas is not a single one, but is an explosive Gas with methane as a main component, gas explosion is always a serious problem which puzzles mining industry, serious casualties are caused to happen frequently, huge loss is caused, gas accidents are one of main threats of coal mine safety production, gas content detectors are generally used for detecting Gas, the existing Gas content detectors need to be manually held in the monitoring range to move back and forth so as to increase the contact range of detection devices and Gas, accuracy of monitoring data is guaranteed, and the Gas content detectors are inconvenient to use.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the handheld gas content detector, which can suck surrounding air into the device through continuous rotation, so that the detection range of the gas content in the air is enlarged, the detection efficiency is high, the time of workers is saved, the use is convenient, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a handheld gas content detector comprises a cylinder and an induced draft driving mechanism;

a cylinder: the round hole formed in the upper end of the inner wall of the storage box is rotationally connected with an air inlet pipe through a sealing bearing, the left end of the outer side of the air inlet pipe is provided with evenly distributed air inlets, the left end of the air inlet pipe is provided with a second rotating shaft, the left end of the second rotating shaft is provided with a second bevel gear, the bottom of the cylinder is penetrated and provided with a storage box, the inside of the storage box is slidably connected with a storage battery, the left end of the bottom of the storage box is hinged with a cover plate through a hinge, the lower end of the inner wall of the cylinder is penetrated and provided with a fixed pipe, the middle part of a connecting block arranged at the left end of the inner side of the fixed pipe is rotationally connected with a fourth rotating shaft through a bearing, the right end of the fourth rotating shaft is provided with a lower fan blade, the left end of the fourth rotating shaft is provided with a fourth bevel gear, and the right end of the fixed pipe is provided with an air outlet pipe;

induced air actuating mechanism: the air inducing driving mechanism is connected with the second bevel gear in a meshed mode, a third rotating shaft is arranged at the lower end of the air inducing driving mechanism, a third bevel gear is arranged at the lower end of the third rotating shaft, and the third bevel gear is connected with the fourth bevel gear in a meshed mode;

the device is characterized by further comprising a singlechip, wherein the singlechip is arranged on the outer side surface of the cylinder, the input end of the singlechip is electrically connected with the output end of the storage battery, and the device is used for sucking peripheral air into the device through continuous rotation, so that the detection range of the gas content in the air is enlarged, the detection efficiency is high, the time of workers is saved, and the use is convenient.

Further, induced air actuating mechanism includes biax motor, mount, first pivot and first bevel gear, the mount sets up the inner wall that sets up the drum in, and the lower surface of mount is equipped with biax motor, and the input of biax motor is connected with the output electricity of singlechip, and the upper end output shaft of biax motor passes the through-hole at the middle part of mount and is equipped with first pivot, and the upper end of first pivot is equipped with first bevel gear, and first bevel gear is connected with second bevel gear meshing, and the lower extreme output shaft of biax motor is equipped with the third pivot, prepares for the monitoring of next step gas content.

Further, the inner side surface of the cylinder is provided with a gas detector, the gas detector is in bidirectional electric connection with the singlechip, the gas content of gas entering the device is detected, and when the gas content in the gas exceeds a limit value, the gas detector transmits detection data to the singlechip.

Further, an alarm is arranged on the upper side face of the cylinder, the input end of the alarm is electrically connected with the output end of the singlechip, and workers are reminded that the content of gas in the air exceeds the standard.

Further, the front end of the air inlet pipe is provided with a first filter screen, the right end of the air outlet pipe is provided with a second filter screen, and external dust is prevented from entering the device.

Further, the dovetail sliding groove formed in the lower surface of the cylinder is slidably connected with a sliding block, the lower end of the sliding block is provided with a poking column, the lower surface of the cylinder is provided with a fixed block, the guide column arranged on the left side of the sliding block penetrates through a round hole in the middle of the fixed block, a spring is fixedly connected between the fixed block and the sliding block, the spring is movably sleeved with the outer side face of the guide column, the left side face of the sliding block is in contact with the right side face of the cover plate, and the storage battery is convenient to replace.

Furthermore, the outer side surface of the cylinder is provided with a handle, so that the device is convenient for staff to hold.

Compared with the prior art, the utility model has the beneficial effects that: the handheld gas content detector has the following advantages:

during staff gets into the gaseous environment of containing gas through the handheld device of handle, start the biax motor through the singlechip, the biax motor drives first bevel gear through first pivot and rotates, first bevel gear is connected with second bevel gear meshing, make second bevel gear drive second pivot rotate, the second pivot drives the air-supply line and passes through sealed bearing vertical rotation, when making the device through the flabellum with gaseous inhalation device in the air, intake pipe rotation increase and gaseous contact range, make monitor data more accurate, the third pivot drives third bevel gear and rotates, the third bevel gear is through being connected with fourth bevel gear meshing and make down the flabellum rotate, inside gas of device gets into the outlet duct through the air-supply line and discharges, first filter screen and second filter screen can prevent that external dust from entering into inside the device, simultaneously the singlechip starts gaseous detector and detects the gaseous gas content of entering device inside, when gas content exceeds the limit value in the gas, the singlechip is given with data transmission to the gas detector, the singlechip starts the alarm and reminds gas content in the staff air to exceed standard, when using for a long time and using the post to stir the slider along the shrink, thereby change the air through sliding chute, the change the air content is convenient for the device, the device is opened through the rotation of the spring, thereby the device is convenient for change, the air change is convenient for change, the peripheral device is used to change, the air content is convenient for change, the device is convenient to change, and has high air content is convenient, and has high quality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the bottom of the cylinder of the present utility model;

fig. 3 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1 drum, 2 handles, 3 singlechips, 4 induced draft actuating mechanism, 41 biax motors, 42 mounts, 43 first pivot, 44 first bevel gears, 5 second bevel gears, 6 second pivot, 7 sealed bearings, 8 air-supply line, 9 first filter screen, 10 storage box, 11 battery, 12 hinges, 13 apron, 14 fixed block, 15 springs, 16 sliders, 17 dial column, 18 dovetail chute, 19 alarm, 20 gas detector, 21 outlet duct, 22 second filter screen, 23 third pivot, 24 third bevel gears, 25 fourth bevel gears, 26 lower flabellum, 27 fourth pivot, 28 guide column, 29 connecting block, 30 fixed tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a handheld gas content detector comprises a cylinder 1 and an induced draft driving mechanism 4;

cylinder 1: the round hole on the upper end of the inner wall is rotationally connected with an air inlet pipe 8 through a sealing bearing 7, the left end on the outer side of the air inlet pipe 8 is provided with evenly distributed air inlets, the left end of the air inlet pipe 8 is provided with a second rotating shaft 6, the left end of the second rotating shaft 6 is provided with a second bevel gear 5, the bottom of the cylinder 1 is penetrated and provided with a storage box 10, the inside of the storage box 10 is slidingly connected with a storage battery 11, the left end of the bottom of the storage box 10 is hinged with a cover plate 13 through a hinge 12, the lower end of the inner wall of the cylinder 1 is penetrated and provided with a fixed pipe 30, the middle part of a connecting block 29 arranged on the left end of the inner side of the fixed pipe 30 is rotationally connected with a fourth rotating shaft 27 through a bearing, the right end of the fourth rotating shaft 27 is provided with a lower fan blade 26, the left end of the fourth rotating shaft 27 is provided with a fourth bevel gear 25, the right end of the fixed pipe 30 is provided with an air outlet pipe 21, the inner side of the cylinder 1 is provided with a gas detector 20, the gas detector 20 is in bidirectional electrical connection with the singlechip 3, the upper side of the cylinder 1 is provided with an alarm 19, the input end of the alarm 19 is electrically connected with the output end of the singlechip 3, the front end of the air inlet pipe 8 is provided with a first filter screen 9, the right end of the air outlet pipe 21 is provided with a second filter screen 22, the dovetail chute 18 arranged on the lower surface of the cylinder 1 is internally and slidably connected with a slide block 16, the lower end of the slide block 16 is provided with a poking column 17, the lower surface of the cylinder 1 is provided with a fixed block 14, a guide column 28 arranged on the left side of the slide block 16 penetrates through a round hole in the middle of the fixed block 14, a spring 15 is fixedly connected between the fixed block 14 and the slide block 16, the spring 15 is movably sleeved with the outer side surface of the guide column 28, the left side surface of the slide block 16 is contacted with the right side surface of the cover plate 13, the outer side surface of the cylinder 1 is provided with a handle 2, a worker holds the device through the handle 2 into an environment containing gas, and the first bevel gear 44 is meshed with the second bevel gear 5, the second bevel gear 5 drives the second rotating shaft 6 to rotate, the second rotating shaft 6 drives the air inlet pipe 8 to vertically rotate through the sealing bearing 7, the device sucks air in the air into the device through the lower fan blade 26, the air inlet pipe 8 rotates to enlarge the contact range with the air, so that monitoring data are more accurate, the third rotating shaft 23 drives the third bevel gear 24 to rotate, the third bevel gear 24 is meshed with the fourth bevel gear 25 to enable the lower fan blade 26 to rotate, air in the device enters the air outlet pipe 21 through the air inlet pipe 8 and is discharged, the first filter screen 9 and the second filter screen 22 can prevent external dust from entering the device, meanwhile, the single chip microcomputer 3 starts the air detector 20 to detect the air content entering the device, when the air content in the air exceeds a limiting value, the air detector 20 transmits data to the single chip microcomputer 3, the single chip microcomputer 3 starts the alarm 19 to remind workers that the air content of the air content in the air exceeds standard, when the storage battery 11 is used for a long time, the sliding block 16 slides along the dovetail chute 18 through the shifting post 17, the spring 15 contracts, so that the cover plate 13 is opened through the rotation of the storage battery 12 to be replaced, the air content in the device is convenient to suck the air content in the device, the air content is increased through the rotating range, and the air content in the device is convenient to detect the air content, and the air content in the device is convenient to use;

induced air actuating mechanism 4: the device is arranged on the inner wall of a cylinder 1, an induced draft driving mechanism 4 is in meshed connection with a second bevel gear 5, a third rotating shaft 23 is arranged at the lower end of the induced draft driving mechanism 4, a third bevel gear 24 is arranged at the lower end of the third rotating shaft 23, the third bevel gear 24 is in meshed connection with a fourth bevel gear 25, the induced draft driving mechanism 4 comprises a double-shaft motor 41, a fixing frame 42, a first rotating shaft 43 and a first bevel gear 44, the fixing frame 42 is arranged on the inner wall of the cylinder 1, the lower surface of the fixing frame 42 is provided with the double-shaft motor 41, the input end of the double-shaft motor 41 is electrically connected with the output end of a single-chip microcomputer 3, the upper end output shaft of the double-shaft motor 41 penetrates through a through hole in the middle of the fixing frame 42 and is provided with the first rotating shaft 43, the upper end of the first rotating shaft 43 is provided with the first bevel gear 44, the lower end output shaft of the first bevel gear 44 is provided with the third rotating shaft 23, the double-shaft motor 41 is started by the single-chip microcomputer 3, the double-shaft motor 41 drives the first bevel gear 44 to rotate through the first rotating shaft 44, and the lower fan blade 26 is enabled to suck gas in air into the device for the next gas content monitoring;

the device further comprises a single chip microcomputer 3, wherein the single chip microcomputer 3 is arranged on the outer side face of the cylinder 1, the input end of the single chip microcomputer 3 is electrically connected with the output end of the storage battery 11, and electric elements are convenient to control.

The utility model provides a handheld gas content detector, which has the following working principle: during the staff passes through the handle 2 handheld this device gets into the gaseous environment that contains the gas, start biax motor 41 through singlechip 3, biax motor 41's upper end output shaft drives first bevel gear 44 and rotates, first bevel gear 44 and second bevel gear 5 meshing are connected, make second bevel gear 5 drive second pivot 6 and rotate, second pivot 6 drives air-supply line 8 and pass through sealed bearing 7 vertical rotation, make the device pass through the blade 44 with the gaseous inhalation device in the air, intake pipe 8 rotatory increase and gaseous contact range, make monitor data more accurate, biax motor 41's lower extreme output shaft drives third pivot 23 rotatory, and then drive third bevel gear 24 and rotate, third bevel gear 24 is through being connected with fourth bevel gear 25 meshing and make lower flabellum 26 rotate, cylinder 1 inside gas back negative pressure, outside gas gets into outlet duct 21 through air-supply line 8 and discharges, first filter screen 9 and second filter screen 22 can prevent that external dust from getting into inside the device, singlechip 3 start gas detector 20 detects the gaseous gas content that gets into the device inside, when gas content exceeds the gas content limit gauge 20 and will detect the gas, detect the gas content detector 20 and give the measuring device, the gas content detector is more accurate, and be used for the time-phase change the slider is used up to the time is more than the time limit value, the slider is used for the battery 16 is passed through the slider and is used for the slider is 13 to the slider is changed to the time is more than the slider is more accurate, the slider is 11 is changed, the slider is changed, and is used for the slider is changed, the slider is 11 is changed, and is used up to the slider is more than the slider is 13, the time is used is 13, and is passed through the slider is used for the slider is 13, and is 13 is used for the time is 13, and is 13.

It should be noted that, in the above embodiment, the single-chip microcomputer 3 may employ MCS-51, the dual-axis motor 41 may employ DC4GN40-12-1800, the alarm 19 may employ BC-809C, the gas detector 20 may employ SPT-GC-210, and the single-chip microcomputer 3 controls the dual-axis motor 41, the alarm 19 and the gas detector 20 to operate by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A handheld gas content detector which characterized in that: comprises a cylinder (1) and an induced air driving mechanism (4);

cylinder (1): the circular hole formed in the upper end of the inner wall of the storage box is rotationally connected with an air inlet pipe (8) through a sealing bearing (7), the left end of the outer side of the air inlet pipe (8) is provided with evenly distributed air inlets, the left end of the air inlet pipe (8) is provided with a second rotating shaft (6), the left end of the second rotating shaft (6) is provided with a second bevel gear (5), the bottom of the cylinder (1) is penetrated with a storage box (10), the inside of the storage box (10) is slidingly connected with a storage battery (11), the left end of the bottom of the storage box (10) is hinged with a cover plate (13) through a hinge (12), the lower end of the inner wall of the cylinder (1) is penetrated with a fixed pipe (30), the middle part of a connecting block (29) arranged at the left end of the inner side of the fixed pipe (30) is rotationally connected with a fourth rotating shaft (27) through a bearing, the right end of the fourth rotating shaft (27) is provided with a lower fan blade (26), the left end of the fourth rotating shaft (27) is provided with a fourth bevel gear (25), and the right end of the fixed pipe (30) is provided with an air outlet pipe (21);

induced air actuating mechanism (4): the device is arranged on the inner wall of the cylinder (1), the induced air driving mechanism (4) is connected with the second bevel gear (5) in a meshed mode, a third rotating shaft (23) is arranged at the lower end of the induced air driving mechanism (4), a third bevel gear (24) is arranged at the lower end of the third rotating shaft (23), and the third bevel gear (24) is connected with the fourth bevel gear (25) in a meshed mode;

the device further comprises a single chip microcomputer (3), wherein the single chip microcomputer (3) is arranged on the outer side face of the cylinder (1), and the input end of the single chip microcomputer (3) is electrically connected with the output end of the storage battery (11).

2. The hand-held gas content detector as claimed in claim 1, wherein: induced air actuating mechanism (4) including biax motor (41), mount (42), first pivot (43) and first bevel gear (44), mount (42) set up in the inner wall of drum (1), and the lower surface of mount (42) is equipped with biax motor (41), and the input of biax motor (41) is connected with the output electricity of singlechip (3), and the upper end output shaft of biax motor (41) passes the through-hole at the middle part of mount (42) and is equipped with first pivot (43), and the upper end of first pivot (43) is equipped with first bevel gear (44), and first bevel gear (44) are connected with second bevel gear (5) meshing, and the lower extreme output shaft of biax motor (41) is equipped with third pivot (23).

3. The hand-held gas content detector as claimed in claim 1, wherein: the inner side surface of the cylinder (1) is provided with a gas detector (20), and the gas detector (20) is electrically connected with the singlechip (3) in a bidirectional manner.

4. The hand-held gas content detector as claimed in claim 1, wherein: an alarm (19) is arranged on the upper side surface of the cylinder (1), and the input end of the alarm (19) is electrically connected with the output end of the singlechip (3).

5. The hand-held gas content detector as claimed in claim 1, wherein: the front end of the air inlet pipe (8) is provided with a first filter screen (9), and the right end of the air outlet pipe (21) is provided with a second filter screen (22).

6. The hand-held gas content detector as claimed in claim 1, wherein: the novel sliding type sliding device is characterized in that a dovetail chute (18) formed in the lower surface of the cylinder (1) is connected with a sliding block (16) in a sliding mode, a poking column (17) is arranged at the lower end of the sliding block (16), a fixed block (14) is arranged on the lower surface of the cylinder (1), a guide column (28) formed in the left side of the sliding block (16) penetrates through a round hole in the middle of the fixed block (14), a spring (15) is fixedly connected between the fixed block (14) and the sliding block (16), the spring (15) is movably sleeved on the outer side face of the guide column (28), and the left side face of the sliding block (16) is in contact with the right side face of the cover plate (13).

7. The hand-held gas content detector as claimed in claim 1, wherein: the outer side surface of the cylinder (1) is provided with a handle (2).