CN214896899U

CN214896899U - Methane alarm instrument with partition alarm function

Info

Publication number: CN214896899U
Application number: CN202120808544.6U
Authority: CN
Inventors: 陈新
Original assignee: Yangzhou Dongjiang Mining Equipment Co ltd
Current assignee: Yangzhou Dongjiang Mining Equipment Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-26
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a methane alarm instrument that subregion was reported to police, including installation shell and lifting hole, the outer wall of installation shell is provided with the lag, one side of installation shell is provided with the fixed block, and one side of fixed block is connected with the connecting rod, the top of connecting rod is fixed with hangs the pole, the inside of installation shell is provided with the mounting panel, and one side of mounting panel is provided with the installation cavity, the methane sensor is installed to one side of installation cavity, and the top of methane sensor is provided with the intake pipe, the outer wall of intake pipe is provided with the spread groove, and one side of spread groove is connected with the connecting block, the top of connecting block is fixed with the dust screen, the inside driving motor that is fixed with of intake pipe. This methane alarm instrument that subregion was reported to police is provided with the fixed block, under the effect of connecting rod for hang the pole and can rotate, thereby can be convenient hang this methane alarm instrument to suitable position, be convenient for detect methane gas.

Description

Methane alarm instrument with partition alarm function

Technical Field

The utility model relates to a gaseous detection technology field specifically is methane alarm of subregion warning.

Background

The methane detection alarm instrument is a device for detecting the concentration of methane, and is mainly used for mines and other places capable of generating methane, the flammable and explosive gas of methane is inevitably generated in all coal mining processes, and is inevitable.

Current methane alarm does not possess subregion alarming function when using, leads to the concentration that the staff can't distinguish methane and detect, and the practicality is poor to the exploitation can produce a large amount of raise dust particles in the pit, these raise dust particles can influence its normal work on attaching to the methane alarm, and then exert an influence to the accuracy of testing result, can not be fine satisfy people's user demand, to above-mentioned condition, carry out technical innovation on current methane alarm basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a methane alarm instrument that subregion was reported to police to propose current methane alarm instrument in solving above-mentioned background art and do not possess subregion alarming function when using, lead to the unable concentration that distinguishes methane and detect of staff, the practicality is poor, and the exploitation can produce a large amount of raise dust particles in the pit, these raise dust particles attach to and can influence its normal work on the methane alarm instrument, and then produce the influence to the accuracy of testing result, the not fine user demand problem that satisfies people.

In order to achieve the above object, the utility model provides a following technical scheme: the methane alarm instrument with the subarea alarm function comprises an installation shell and a sound-raising hole, wherein a protective sleeve is arranged on the outer wall of the installation shell, a fixed block is arranged on one side of the installation shell, and one side of the fixed block is connected with a connecting rod, a hanging rod is fixed above the connecting rod, a mounting plate is arranged in the mounting shell, and one side of the mounting plate is provided with a mounting cavity, one side of the mounting cavity is provided with a methane sensor, an air inlet pipe is arranged above the methane sensor, the outer wall of the air inlet pipe is provided with a connecting groove, and one side of the connecting groove is connected with a connecting block, a dust screen is fixed above the connecting block, a driving motor is fixed in the air inlet pipe, and the front end of the driving motor is connected with fan blades, the other side of the mounting cavity is provided with a partition plate, one side of the partition plate is provided with a loudspeaker, and the front end of the mounting shell is provided with a sound-raising hole.

Preferably, the fixed block is fixedly connected with the mounting shell, and the suspension rod forms a rotating structure with the fixed block through a connecting rod.

Preferably, the mounting plate and the mounting shell are connected in a welding mode, and the methane sensor and the mounting plate are connected through screws.

Preferably, the air inlet pipe and the methane sensor are matched with each other, the driving motor is connected with the air inlet pipe through screws, and a rotating structure is formed between the fan blades and the driving motor.

Preferably, the connecting groove runs through in the outer wall of intake pipe, and the dust screen passes through to constitute the block structure between connecting block and connecting groove and the intake pipe.

Preferably, the partition plate is fixedly connected with the installation cavity, and the loudspeaker is connected with the partition plate through screws.

Preferably, the inner wall of the protective sleeve is tightly attached to the outer wall of the mounting shell, and the protective sleeve is matched with the appearance structure of the mounting shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the methane alarm instrument for the subarea alarm is provided with the fixed block, and the suspension rod can rotate under the action of the connecting rod, so that the methane alarm instrument can be conveniently suspended to a proper position, and the methane gas can be conveniently detected; the methane sensor is arranged, so that the methane gas can be detected under the coordination of the gas inlet pipe, and the use of people is facilitated;

2. the methane alarm instrument with the subarea alarm function is provided with the air inlet pipe, and the driving motor can drive the fan blades to rotate, so that gas in the air inlet pipe is blown out, the influence on next detection caused by residual gas in the air inlet pipe is avoided, and the stability is improved; through the arranged connecting grooves, the dust screen can be conveniently installed on the air inlet pipe under the matching of the connecting blocks, dust particles are prevented from entering the air inlet pipe to influence the normal work of the methane alarm, and the detection accuracy is improved;

3. the methane alarm instrument for the subarea alarm is provided with a loudspeaker, and can give out alarm sound so as to play a role of alarm, the alarm sound can carry out subarea alarm according to the methane concentration measured by a methane sensor, and the alarm sound of the loudspeaker is more urgent when the methane concentration measured by the methane sensor is higher, so that the subarea alarm function is realized; the protection can be played through the lag that sets up, avoids the installation shell to receive to collide with and take place to damage, improves the security.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. installing a shell; 2. a protective sleeve; 3. a fixed block; 4. a connecting rod; 5. a suspension rod; 6. mounting a plate; 7. a mounting cavity; 8. a methane sensor; 9. an air inlet pipe; 10. connecting grooves; 11. connecting blocks; 12. a dust screen; 13. a drive motor; 14. a fan blade; 15. dividing the plate; 16. a speaker; 17. a sound-raising hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the methane alarm instrument for the zone alarm comprises an installation shell 1 and a sound-raising hole 17, wherein a protective sleeve 2 is arranged on the outer wall of the installation shell 1, a fixed block 3 is arranged on one side of the installation shell 1, a connecting rod 4 is connected to one side of the fixed block 3, a suspension rod 5 is fixed above the connecting rod 4, an installation plate 6 is arranged inside the installation shell 1, an installation cavity 7 is arranged on one side of the installation cavity 6, a methane sensor 8 is arranged on one side of the installation cavity 7, an air inlet pipe 9 is arranged above the methane sensor 8, a connecting groove 10 is arranged on the outer wall of the air inlet pipe 9, a connecting block 11 is connected to one side of the connecting groove 10, a dust-proof net 12 is fixed above the connecting block 11, a driving motor 13 is fixed inside the air inlet pipe 9, a fan blade 14 is connected to the front end of the driving motor 13, a partition plate 15 is arranged on the other side of the installation cavity 7, and a loudspeaker 16 is arranged on one side of the partition plate 15, the front end of the mounting shell 1 is provided with a sound-emitting hole 17.

The utility model discloses in: the fixed block 3 is fixedly connected with the mounting shell 1, and the suspension rod 5 forms a rotating structure with the fixed block 3 through the connecting rod 4; this methane alarm instrument that subregion was reported to police is provided with fixed block 3, under the effect of connecting rod 4 for hang pole 5 and can rotate, thereby can be convenient hang this methane alarm instrument to suitable position, be convenient for detect methane gas.

The utility model discloses in: the mounting plate 6 is connected with the mounting shell 1 in a welding mode, and the methane sensor 8 is connected with the mounting plate 6 through screws; through the methane sensor 8 who sets up, under the cooperation of intake pipe 9, can detect methane gas, make things convenient for people's use.

The utility model discloses in: the air inlet pipe 9 and the methane sensor 8 are matched with each other, the driving motor 13 is in screw connection with the air inlet pipe 9, and a rotating structure is formed between the fan blades 14 and the driving motor 13; this methane alarm appearance that subregion was reported to police is provided with intake pipe 9, and driving motor 13 can drive flabellum 14 rotation to blow off the gas in the intake pipe 9, avoid intake pipe 9 to remain there is gas and influence next time and detect, improve stability.

The utility model discloses in: the connecting groove 10 penetrates through the outer wall of the air inlet pipe 9, and the dustproof net 12 and the air inlet pipe 9 form a clamping structure through the connecting block 11 and the connecting groove 10; through the spread groove 10 that sets up, under the cooperation of connecting block 11, can be convenient install intake pipe 9 with dust screen 12 on, prevent that the raise dust granule from entering into in the intake pipe 9 and influencing methane alarm appearance and normally work, improve the accuracy that detects.

The utility model discloses in: the partition plate 15 is fixedly connected with the installation cavity 7, and the loudspeaker 16 is connected with the partition plate 15 through screws; the methane alarm instrument for the subarea alarm is provided with the loudspeaker 16, and can give out alarm sound so as to play a role of alarm, the alarm sound can carry out subarea alarm according to the methane concentration measured by the methane sensor 8, the higher the methane concentration measured by the methane sensor 8 is, the more urgent the sound given out by the loudspeaker 16 is, and thus the function of subarea alarm is achieved.

The utility model discloses in: the inner wall of the protective sleeve 2 is tightly attached to the outer wall of the mounting shell 1, and the protective sleeve 2 is matched with the appearance structure of the mounting shell 1; the lag 2 through setting up can play the effect of protection, avoids installation shell 1 to receive to collide with and take place to damage, improves the security.

The working principle of the methane alarm instrument with the subarea alarm function is as follows: before the methane alarm instrument with the subarea alarm function is used, the installation shell 1 is firstly placed at a proper position, the installation shell 1 is provided with the fixed block 3, the suspension rod 5 can rotate under the action of the connecting rod 4, the methane alarm instrument can be suspended to a proper height through the suspension rod 5, the methane gas can be conveniently detected, the protection sleeve 2 arranged on the installation shell 1 can play a protection role to prevent the installation shell 1 from being damaged due to collision, the safety is improved, the installation shell 1 is internally provided with the installation plate 6, the dust-proof net 12 is arranged on the air inlet pipe 9 through the connecting groove 10 arranged on the air inlet pipe 9 through the connecting block 11, so that the dust-proof function is realized, dust-raising particles are prevented from falling into the air inlet pipe 9, the installation cavity 7 is internally provided with the methane sensor 8 (model: JXBS-3001-QTMZ), under the action of the air inlet pipe 9, outside gas can be discharged into to methane sensor 8 department, thereby detect gas, be equipped with speaker 16 on the partition plate 15, when methane sensor 8 detects methane gas, speaker 16 makes sound, can be better pass to the outside through loudspeaker 17 sound, thereby play the effect of reporting to the police, and this methane alarm's warning sound can record methane concentration according to methane sensor 8 and carry out the subregion warning, methane sensor 8 records methane concentration and is higher, the sound that speaker 16 reported to the police is more urgent, thereby play the function that the subregion was reported to the police, be favorable to the staff to distinguish methane concentration, therefore, the clothes hanger is strong in practicability, the CD-ROM drive motor 13 that sets up in the intake pipe 9 starts, drive flabellum 14 and rotate, can blow off the gas in the intake pipe 9, avoid these gases to influence this methane alarm next detection of appearance.

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

Claims

1. Methane alarm instrument of subregion warning, including installation shell (1) and lifting port (17), its characterized in that: the outer wall of the installation shell (1) is provided with a protective sleeve (2), one side of the installation shell (1) is provided with a fixed block (3), one side of the fixed block (3) is connected with a connecting rod (4), a hanging rod (5) is fixed above the connecting rod (4), an installation plate (6) is arranged inside the installation shell (1), an installation cavity (7) is arranged on one side of the installation plate (6), a methane sensor (8) is installed on one side of the installation cavity (7), an air inlet pipe (9) is arranged above the methane sensor (8), a connecting groove (10) is arranged on the outer wall of the air inlet pipe (9), one side of the connecting groove (10) is connected with a connecting block (11), a dustproof net (12) is fixed above the connecting block (11), a driving motor (13) is fixed inside the air inlet pipe (9), and the front end of the driving motor (13) is connected with fan blades (14), the loudspeaker is characterized in that a partition plate (15) is arranged on the other side of the mounting cavity (7), a loudspeaker (16) is mounted on one side of the partition plate (15), and a sound raising hole (17) is formed in the front end of the mounting shell (1).

2. The zoned alarm methane alarm apparatus according to claim 1, wherein: the fixing block (3) is fixedly connected with the mounting shell (1), and the suspension rod (5) forms a rotating structure with the fixing block (3) through the connecting rod (4).

3. The zoned alarm methane alarm apparatus according to claim 1, wherein: be welded connection between mounting panel (6) and installation shell (1), and be the screw connection between methane sensor (8) and mounting panel (6).

4. The zoned alarm methane alarm apparatus according to claim 1, wherein: intake pipe (9) and methane sensor (8) are mutually supported, and be screw connection between driving motor (13) and intake pipe (9), and constitute revolution mechanic between flabellum (14) and driving motor (13).

5. The zoned alarm methane alarm apparatus according to claim 1, wherein: the connecting groove (10) penetrates through the outer wall of the air inlet pipe (9), and the dustproof net (12) forms a clamping structure with the air inlet pipe (9) through the connecting block (11) and the connecting groove (10).

6. The zoned alarm methane alarm apparatus according to claim 1, wherein: the partition plate (15) is fixedly connected with the installation cavity (7), and the loudspeaker (16) is connected with the partition plate (15) through screws.

7. The zoned alarm methane alarm apparatus according to claim 1, wherein: the inner wall of the protective sleeve (2) is tightly attached to the outer wall of the mounting shell (1), and the protective sleeve (2) is matched with the appearance structure of the mounting shell (1).