CN218524578U

CN218524578U - Infrared methane gas sensor

Info

Publication number: CN218524578U
Application number: CN202222366778.7U
Authority: CN
Inventors: 杨栋; 陈畯; 李佳倩
Original assignee: Suzhou Yifeng Electronic Technology Co ltd
Current assignee: Suzhou Yifeng Electronic Technology Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-24
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses an infrared methane gas sensor relates to methane detecting instrument field. The technical scheme includes that the device comprises an outer shell, wherein a connecting block is fixedly connected to the top of the outer shell, an accommodating groove is formed in one side of the outer shell, a display for displaying, an alarm for alarming and prompting, a prompting lamp and an inductor for detecting are fixedly mounted on the inner wall of one side of the accommodating groove, a sealing mechanism for sealing the accommodating groove is arranged inside the outer shell, and a fixing mechanism convenient to fix is arranged inside the connecting block; the closure mechanism comprises a flap 4 slidably connected within the housing 1. When needs watering dust fall, can take off the couple from the cylinder for first elastic component drives the baffle and descends, seals the holding tank, and in the effectual part of avoiding water to get into the holding tank, thereby make inductor, siren, warning light and display can normal use, improved the device's life greatly.

Description

Infrared methane gas sensor

Technical Field

The utility model relates to a methane detecting instrument field especially relates to an infrared methane gas sensor.

Background

Methane plays an important role in life of people, the most obvious embodiment is natural gas, almost families in the society use the natural gas at present, although the methane has a particularly great use in life, the methane is dangerous if leaked in the coal mining process.

Therefore, in a coal mine, a methane detection sensor is used for detecting methane, and a lot of infrared methane gas sensors are used, but in a mine, conditions are not good, a hanging rod on the traditional infrared methane gas sensor can only be hung on a thin nail or a rod, if special conditions occur, an operator is required to carry the sensor with him or her, and the thin nail or the rod is not available, one hand must be wasted for taking the sensor, so that the operation process can be influenced, water is required to be sprinkled in the mine for dust fall, if water falls on some parts of the sensor, the device can not be used, and therefore the infrared methane gas sensor is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In view of this, the utility model aims at providing an infrared methane gas sensor to the realization does not influence the operation when the device need hand-carry, and can be effectual when the watering dust fall, avoids water to get into on the part of sensor.

(II) technical scheme

In order to achieve the technical purpose, the utility model provides an infrared methane gas sensor:

it includes the shell, the top fixedly connected with connecting block of shell, the holding tank has been seted up to one side of shell, one side inner wall fixed mounting of holding tank has the display that is used for showing, is used for the siren and the warning light of warning suggestion to and be used for the inductor that detects, the inside of shell is provided with carries out confined closing mechanism to the holding tank, the inside of connecting block is provided with the fixed establishment of being convenient for to fix.

Preferably, the closing mechanism includes the baffle of sliding connection in the shell, the gliding sliding tray of confession baffle is seted up to the inside of shell, sliding tray and holding tank are linked together, and the length of sliding tray equals the length of holding tank, the equal fixedly connected with guide rail in the horizontal both sides of baffle, sliding tray and the horizontal both sides inner wall of holding tank have seted up jointly and have supplied two guide rail gliding guide slots respectively, the inside of sliding tray is provided with the connecting piece of being connected sliding tray and shell.

Preferably, the connecting piece comprises a first elastic piece arranged in the sliding groove, and two ends of the first elastic piece are respectively and fixedly connected with the inner wall of one side of the sliding groove and one side of the baffle.

Preferably, be provided with the restriction mechanism who restricts the baffle decline on the shell, restriction mechanism penetrates one side fixed connection's of one end second limiting plate in the holding tank including the baffle, the middle part on second limiting plate top side is rotated and is connected with the couple, one side fixedly connected with cylinder of shell, the couple hasp is on the cylinder.

Preferably, the fixed establishment includes two connecting rods of sliding connection in the connecting block both sides respectively, the top fixedly connected with L type pole that connecting block one end was worn out to the connecting rod, and the one end of two L type poles is laminated each other, the inside of connecting block is provided with the automatic laminating mechanism that makes two automatic laminatings of L type pole.

Preferably, the automatic laminating mechanism comprises a first limiting plate fixedly connected to one end of the connecting rod, a limiting groove for sliding the first limiting plate is formed in the connecting block, a second elastic part is arranged in the limiting groove, and two ends of the second elastic part are fixedly connected to the inner wall of one side of the limiting groove and one side of the first limiting plate respectively.

According to the technical scheme, the method has the following beneficial effects:

1: when needs watering dust fall, can take off the couple from the cylinder for first elastic component drives the baffle and descends, seals the holding tank, and in the effectual part of avoiding water to get into the holding tank, thereby make inductor, siren, warning light and display can normal use, improved the device's life greatly.

2: when the portable clothes hanger is required to be carried about and has no small nails or rods, the two L-shaped rods can be firstly pulled open by hands, and the portable clothes hanger is hung on clothes or thick objects, so that the practicability of the portable clothes hanger is greatly improved, and the operation efficiency is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an infrared methane gas sensor provided by the present invention;

fig. 2 is a schematic three-dimensional structure diagram of an infrared methane gas sensor provided by the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

Description of the drawings: 1. a housing; 2. connecting blocks; 3. accommodating grooves; 4. a baffle plate; 5. an inductor; 6. an alarm; 7. a warning light; 8. a display; 9. a sliding groove; 10. a guide rail; 11. a guide groove; 12. a first elastic member; 13. a connecting rod; 14. an L-shaped rod; 15. a limiting groove; 16. a first limit plate; 17. a second elastic member; 18. a second limiting plate; 19. hooking; 20. a cylinder.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, identical or similar reference numerals indicate identical or similar parts and features. The drawings are only schematic representations of the concepts and principles of the embodiments of the disclosure, and do not necessarily show specific dimensions or proportions of the various embodiments of the disclosure. Certain features that are part of a particular figure may be exaggerated in order to illustrate relevant details or structures of embodiments of the present disclosure.

Referring to FIGS. 1-3:

example one

An infrared methane gas sensor comprises an outer shell 1, wherein the top of the outer shell 1 is fixedly connected with a connecting block 2, one side of the outer shell 1 is provided with a containing groove 3, the inner wall of one side of the containing groove 3 is fixedly provided with a display 8 for displaying, an alarm 6 and a prompting lamp 7 for alarming and prompting, and an inductor 5 for detecting, a sealing mechanism for sealing the containing groove 3 is arranged inside the outer shell 1, and a fixing mechanism convenient to fix is arranged inside the connecting block 2; it is worth mentioning that when the device detects a problem, the alarm 6 will give an alarm sound, and the warning lamp 7 will flash, thereby reminding the operator of danger.

Specifically, the sealing mechanism comprises a baffle 4 connected in the shell 1 in a sliding manner, a sliding groove 9 for the baffle 4 to slide is formed in the shell 1, the sliding groove 9 is communicated with the accommodating groove 3, the length of the sliding groove 9 is equal to that of the accommodating groove 3, guide rails 10 are fixedly connected to two transverse sides of the baffle 4, guide grooves 11 for the two guide rails 10 to slide respectively are formed in the inner walls of the two transverse sides of the sliding groove 9 and the accommodating groove 3, and a connecting piece for connecting the sliding groove 9 with the shell 1 is arranged in the sliding groove 9; the guide rail 10 slides in the guide groove 11, so that the baffle 4 can slide downwards more stably; more specifically, the connecting piece comprises a first elastic piece 12 arranged in the sliding groove 9, and two ends of the first elastic piece 12 are respectively fixedly connected with the inner wall of one side of the sliding groove 9 and one side of the baffle 4; it should be noted that the first elastic member 12 may be a spring, and may help the baffle 4 to move downward more smoothly in the original state, so as to seal the accommodating groove 3, and prevent water from entering the accommodating groove 3 and affecting corresponding parts.

Further, be provided with on shell 1 and descend the restriction mechanism who restricts baffle 4, restriction mechanism penetrates one side fixed connection's of holding tank 3 interior one end second limiting plate 18 including baffle 4, and the middle part on second limiting plate 18 top side is rotated and is connected with couple 19, one side fixed connection of shell 1 cylinder 20, couple 19 hasp on cylinder 20.

Example two

An infrared methane gas sensor is characterized in that on the basis of the first embodiment, a fixing mechanism comprises two connecting rods 13 which are respectively connected to two sides of a connecting block 2 in a sliding mode, the tops, penetrating out of one end of the connecting block 2, of the connecting rods 13 are fixedly connected with L-shaped rods 14, one ends of the two L-shaped rods 14 are mutually attached, and an automatic attaching mechanism enabling the two L-shaped rods 14 to be automatically attached is arranged inside the connecting block 2; specifically, the automatic attaching mechanism comprises a first limiting plate 16 fixedly connected to one end of the connecting rod 13, a limiting groove 15 for the first limiting plate 16 to slide is formed in the connecting block 2, a second elastic part 17 is arranged in the limiting groove 15, and two ends of the second elastic part 17 are fixedly connected with the inner wall of one side of the limiting groove 15 and one side of the first limiting plate 16 respectively; it should also be noted that the second elastic member 17 may be a spring, and in the original state, the two L-shaped rods 14 may be attached to each other, so that the device will not fall off the hanging place.

The working principle is as follows: by pulling the two L-shaped rods 14 open, the two L-shaped rods 14 can be driven by the two connecting rods 13 to slide in the two limiting grooves 15 together with the two first limiting plates 16, the second elastic piece 17 is stretched, then the two L-shaped rods 14 are loosened, and the second elastic piece 17 can drive the two L-shaped rods 14 to be close to and attached to each other in the process of recovering the original state, so that the device can be hung in any convenient place, and the operation of operators is facilitated;

before the dust fall sprinkles, rotate out from cylinder 20 with couple 19 earlier, loosen the hand afterwards, first elastic component 12 can drive baffle 4 and thus will seal holding tank 3 downwards at the in-process that resumes original shape, and then avoid during water gets into holding tank 3, and guide rail 10 can remove in guide slot 11 at this in-process, can be so that baffle 4 gliding more stable.

Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims

1. The utility model provides an infrared methane gas sensor, includes shell (1), its characterized in that, top fixedly connected with connecting block (2) of shell (1), holding tank (3) have been seted up to one side of shell (1), one side inner wall fixed mounting of holding tank (3) has display (8) that are used for the demonstration, siren (6) and warning light (7) that are used for the warning suggestion to and be used for inductor (5) that detect, the inside of shell (1) is provided with carries out confined closing mechanism to holding tank (3), the inside of connecting block (2) is provided with the fixed establishment of being convenient for.

2. The infrared methane gas sensor according to claim 1, wherein the closing mechanism comprises a baffle (4) slidably connected in a housing (1), a sliding groove (9) for the baffle (4) to slide is formed in the housing (1), the sliding groove (9) is communicated with the accommodating groove (3), the length of the sliding groove (9) is equal to that of the accommodating groove (3), guide rails (10) are fixedly connected to both lateral sides of the baffle (4), guide grooves (11) for the two guide rails (10) to slide respectively are formed in the inner walls of both lateral sides of the sliding groove (9) and the accommodating groove (3), and a connecting piece for connecting the sliding groove (9) and the housing (1) is arranged in the sliding groove (9).

3. The infrared methane gas sensor according to claim 2, wherein the connecting member comprises a first elastic member (12) disposed in the sliding groove (9), and both ends of the first elastic member (12) are fixedly connected to an inner wall of one side of the sliding groove (9) and one side of the baffle (4), respectively.

4. The infrared methane gas sensor according to claim 3, wherein a limiting mechanism for limiting the falling of the baffle (4) is arranged on the housing (1), the limiting mechanism comprises a second limiting plate (18) fixedly connected with one side of one end of the baffle (4) penetrating into the accommodating groove (3), a hook (19) is rotatably connected to the middle of the top side of the second limiting plate (18), a cylinder (20) is fixedly connected to one side of the housing (1), and the hook (19) is buckled on the cylinder (20).

5. The infrared methane gas sensor according to any one of claims 1 to 4, wherein the fixing mechanism comprises two connecting rods (13) slidably connected to two sides of the connecting block (2), the connecting rods (13) penetrate through the top of one end of the connecting block (2) and are fixedly connected with L-shaped rods (14), one ends of the two L-shaped rods (14) are attached to each other, and an automatic attaching mechanism for automatically attaching the two L-shaped rods (14) is arranged inside the connecting block (2).

6. The infrared methane gas sensor according to claim 5, wherein the automatic bonding mechanism comprises a first limiting plate (16) fixedly connected to one end of the connecting rod (13), a limiting groove (15) for the first limiting plate (16) to slide is formed in the connecting block (2), a second elastic member (17) is arranged in the limiting groove (15), and two ends of the second elastic member (17) are fixedly connected to the inner wall of one side of the limiting groove (15) and one side of the first limiting plate (16) respectively.