CN215730152U

CN215730152U - Gas alarm device convenient to installation and dismantlement

Info

Publication number: CN215730152U
Application number: CN202122130159.3U
Authority: CN
Inventors: 瞿骁青
Original assignee: Shanghai Qingzhou Gas Equipment Co ltd
Current assignee: Shanghai Qingzhou Gas Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-02-01
Anticipated expiration: 2031-09-06

Abstract

The utility model belongs to the technical field of gas alarms, and particularly relates to a gas alarm device convenient to mount and dismount, which comprises an alarm body and a positioning plate, wherein a display screen and keys are arranged on one side of the alarm body; the utility model realizes the protection of the display screen and the keys on the alarm, has good dustproof and moistureproof performance, prolongs the service life of the alarm and facilitates the installation and the disassembly of the alarm.

Description

Gas alarm device convenient to installation and dismantlement

Technical Field

The utility model relates to the technical field of gas alarms, in particular to a gas alarm device convenient to mount and dismount.

Background

The gas alarm is a gas leakage detection alarm instrument. When combustible or toxic gas in the industrial environment leaks and the gas alarm detects that the gas concentration reaches the critical point set by the explosion or toxic alarm, the alarm can send out an alarm signal to remind the user to take safety measures and drive an air exhaust, cutting off and spraying system to prevent explosion, fire and poisoning accidents, thereby ensuring safe production.

The display screen and the keys on the existing gas alarm device are not provided with dustproof protective measures, so that impurities enter the display screen and the key mounting holes easily, the service life of the alarm is influenced, and the gas alarm device convenient to mount and dismount is provided for this reason.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a gas alarm device which is convenient to mount and dismount, overcomes the defects of the prior art, and aims to solve the problem that the existing simple sampling equipment is inconvenient to use when facing hard geology.

In order to achieve the purpose, the utility model provides the following technical scheme: a gas alarm device convenient to mount and dismount comprises an alarm body and a positioning plate, wherein a display screen and keys are arranged on one side of the alarm body, two transverse plates are fixed on one side of the alarm body, a transverse shaft is rotatably mounted between the two transverse plates, a rotating mechanism for driving the transverse shaft to rotate is arranged on the transverse plates, a rotating block is fixedly sleeved on the transverse shaft and fixedly connected with a box body, one side of the box body is abutted against the alarm body, one side of the box body, close to the alarm body, is open, the display screen and the keys are both positioned in the box body, the positioning plate is positioned on one side, far away from the box body, of the alarm body, a connecting groove is formed in one side, close to the alarm body, of the alarm body, the connecting block is fixedly connected with one side, close to the positioning plate, matched with the connecting groove, and positioning grooves are fixedly formed in the top and the bottom of the connecting block, the top and the bottom of locating plate all slidable mounting have the locating lever, and the one end of locating lever extends to in the constant head tank.

As a preferred technical scheme of the utility model, the rotating mechanism comprises a cavity arranged in the transverse plate, the transverse shaft is rotatably connected with the inner wall of the cavity, a gear is fixedly sleeved on the transverse shaft, a rack is slidably arranged in the cavity and is meshed with the gear, and a push rod motor for driving the rack to move is arranged in the cavity.

As a preferable technical scheme of the utility model, a sliding plate is arranged in the cavity in a sliding manner, and the rack is fixedly connected with the sliding plate.

As a preferred technical scheme of the utility model, two compression cavities are arranged on the positioning plate and are respectively positioned above and below the connecting groove, the two positioning rods respectively penetrate through the two compression cavities, a movable plate is slidably mounted in the compression cavities, the positioning rods penetrate through the movable plate and are fixedly connected with the movable plate, and a vertically arranged spring column is arranged between one side of the movable plate, away from the connecting groove, and the inner wall of the compression cavity.

In a preferred embodiment of the present invention, a communication hole is formed between the compression chamber and the connection groove, the positioning rod penetrates through the communication hole, and the positioning rod is slidably connected to an inner wall of the communication hole.

As a preferred technical solution of the present invention, the box body is made of a transparent material.

The utility model has the beneficial effects that:

give display screen and button formation protection through the box body, avoid steam and dust pollution display screen and button in the air, guarantee that display screen and button surface are clean, the box body is made through transparent material, the convenience is watched the data of display screen, when needs operation button, start push rod motor promotes the rack and removes drive gear and rotate, drive cross axle anticlockwise rotation, drive the ninety degrees of box body anticlockwise rotation, realize opening of box body, can operate the button, high durability and convenient use, the realization provides the protection to display screen and the button on the alarm, fine dustproof has, and moisture proof performance, the life of alarm is prolonged.

Through the pulling locating lever, drive the locating lever and break away from the constant head tank, fly leaf compression spring post, the spring post is in compression state always, breaks away from the back when locating lever and constant head tank, can break away from the spread groove to the connecting block, takes off the alarm body, accomplishes the dismantlement, when the installation, injects the spread groove to the connecting block, in ann injects the locating lever into the constant head tank, accomplishes the installation of alarm, makes things convenient for the installation and the dismantlement of alarm.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a cross-sectional view of the cross plate of the present invention.

In the figure: 1. an alarm body; 2. a display screen; 3. pressing a key; 4. a transverse plate; 5. a horizontal axis; 6. rotating the block; 7. a box body; 8. positioning a plate; 9. connecting blocks; 10. connecting grooves; 11. positioning a groove; 12. positioning a rod; 13. a compression chamber; 14. a movable plate; 15. a spring post; 16. a cavity; 17. a gear; 18. a rack; 19. a push rod motor.

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.

Referring to fig. 1 and 3, a gas alarm device convenient to installation and dismantlement, including alarm body 1 and locating plate 8, one side of alarm body 1 is equipped with display screen 2 and button 3, and display screen 2 is used for showing data, and button 3 operates setting to alarm body 1. Two transverse plates 4 are fixed on one side of the alarm body 1, a transverse shaft 5 is rotatably installed between the two transverse plates 4, a rotating mechanism for driving the transverse shaft 5 to rotate is arranged on the transverse plates 4, the rotating mechanism drives the transverse shaft 5 to rotate, the rotating mechanism comprises a cavity 16 arranged in the transverse plates 4, the transverse shaft 5 is rotatably connected with the inner wall of the cavity 16, a gear 17 is fixedly sleeved on the transverse shaft 5, a rack 18 is slidably installed in the cavity 16, the rack 18 is meshed with the gear 17, and a push rod motor 19 for driving the rack 18 to move is arranged in the cavity 16. The push rod motor 19 is started to drive the rack 18 to move so as to drive the gear 17 to rotate and drive the cross shaft to rotate, so that the rotation angle can be adjusted. A slide plate is slidably mounted in the cavity 16, and a rack 18 is fixedly connected with the slide plate. The sliding plate provides a motion guide effect for the rack 18, and the structure is stable.

Specifically, referring to fig. 1, a rotating block 6 is fixedly sleeved on the transverse shaft 5, the rotating block 6 is fixedly connected with a box body 7, and the display screen 2 and the keys 3 are protected by the box body 7 to play a role in dust prevention and water vapor prevention. One side of box body 7 supports and leans on alarm body 1, and one side that box body 7 is close to alarm body 1 is uncovered setting, and display screen 2 and button 3 all are located box body 7, avoid steam and dust pollution display screen 2 and button 3 in the air, guarantee that display screen 2 and button 3 surface are clean, and box body 7 is made through transparent material, and the convenience is watched display screen 3's data.

Specifically, referring to fig. 2, locating plate 8 is located alarm body 1 and keeps away from one side of box body 7, and connecting groove 10 has been seted up to one side that locating plate 8 is close to alarm body 1, and alarm body 1 is close to one side fixed connection of locating plate 8 and connecting block 9 of connecting groove 10 adaptation, and connecting block 9 injects in the connecting groove 10. The locating slot 11 has all been seted up admittedly to the top and the bottom of connecting block 9, and the equal slidable mounting in top and the bottom of locating plate 8 has locating lever 12, and the one end of locating lever 12 extends to in the locating slot 11. The connecting block 9 is inserted into the connecting groove, the positioning rod 12 is inserted into the positioning groove 11, the position of the connecting block 9 can be fixed, and the alarm is mounted on the positioning plate 8.

Specifically, referring to fig. 2, two compression cavities 13 are arranged on the positioning plate 8, the two compression cavities 13 are respectively located above and below the connecting groove 10, the two positioning rods 12 respectively penetrate through the two compression cavities 13, a movable plate 14 is slidably mounted in the compression cavities 13, the positioning rods 12 penetrate through the movable plate 14, the positioning rods 12 are fixedly connected with the movable plate 14, and a vertically arranged spring column 15 is arranged between one side of the movable plate 14 away from the connecting groove 10 and the inner wall of the compression cavity 13. The spring post 15 is always in a compressed state, so that the spring post 15 provides an elastic force to push the movable plate 14 to move, and the positioning rod 12 is driven to move towards a side away from the spring post 15, so that the positioning rod 12 is tightly inserted into the positioning slot 11.

Specifically, referring to fig. 2, a communication hole is provided between the compression chamber 13 and the connection groove 10, the positioning rod 12 penetrates the communication hole, and the positioning rod 12 is slidably connected to an inner wall of the communication hole. The positioning rod 12 can enter the connecting groove 10 through the arrangement of the communication hole, and the positioning rod 12 is installed between the compression cavity 13 and the connecting groove 10 in a sliding mode.

The working principle is as follows: give display screen 2 and button 3 through box body 7 and form the protection, avoid steam and dust pollution display screen 2 and button 3 in the air, guarantee that display screen 2 and button 3 surface are clean, box body 7 is made through transparent material, the convenience is watched display screen 3's data, when needs operation button 3, start push rod motor 19 promotes 18 removal of rack and drives gear 17 rotations, drive 5 anticlockwise rotations of cross axle, drive ninety degrees of 7 anticlockwise rotations of box body, realize opening of box body 7, can operate button 3, high durability and convenient use, the realization provides the protection to display screen 2 and button 3 on the alarm, it is fine dustproof, and the moisture resistance is good, and the service life of the alarm is prolonged. Through pulling locating lever 12, drive locating lever 12 and break away from constant head tank 11, portable board 14 compression spring post 15, spring post 15 is in the compression state always, breaks away from the back when locating lever 12 and constant head tank 11, can break away from connecting block 9 spread groove 10, takes off alarm body 1, accomplishes the dismantlement, when the installation, injects connecting block 9 into the spread groove, ann injects locating lever 12 into in the constant head tank 11, accomplishes the installation of alarm, makes things convenient for the installation and the dismantlement of alarm.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a gas alarm device convenient to installation and dismantlement, includes alarm body (1) and locating plate (8), its characterized in that, one side of alarm body (1) is equipped with display screen (2) and button (3), and one side of alarm body (1) is fixed with two diaphragm (4), rotates between two diaphragm (4) and installs cross axle (5), is equipped with on diaphragm (4) to drive cross axle (5) pivoted slewing mechanism, the fixed cover is equipped with turning block (6) on cross axle (5), and turning block (6) fixedly connected with box body (7), one side of box body (7) is supported and is leaned on alarm body (1), and one side that box body (7) is close to alarm body (1) is uncovered setting, display screen (2) and button (3) all are located box body (7), locating plate (8) are located one side that box body (7) were kept away from alarm body (1), locating plate (8) are close to one side of alarm body (1) and have seted up spread groove (10), alarm body (1) is close to one side fixed connection of locating plate (8) and connecting block (9) of spread groove (10) adaptation, constant head tank (11) have all been seted up admittedly to the top and the bottom of connecting block (9), the equal slidable mounting in top and the bottom of locating plate (8) has locating lever (12), and the one end of locating lever (12) extends to in constant head tank (11).

2. The gas alarm device convenient to mount and dismount as claimed in claim 1, wherein the rotating mechanism comprises a cavity (16) arranged in the transverse plate (4), the transverse shaft (5) is rotatably connected with the inner wall of the cavity (16), a gear (17) is fixedly sleeved on the transverse shaft (5), a rack (18) is slidably mounted in the cavity (16), the rack (18) is meshed with the gear (17), and a push rod motor (19) for driving the rack (18) to move is arranged in the cavity (16).

3. A gas alarm unit for easy mounting and dismounting according to claim 2, characterised in that a slide is slidably mounted in the cavity (16), the rack (18) being fixedly connected to the slide.

4. The gas alarm device convenient to install and dismantle according to claim 1, wherein two compression cavities (13) are arranged on the positioning plate (8), the two compression cavities (13) are respectively located above and below the connecting groove (10), two positioning rods (12) respectively penetrate through the two compression cavities (13), a movable plate (14) is slidably mounted in the compression cavities (13), the positioning rods (12) penetrate through the movable plate (14), the positioning rods (12) are fixedly connected with the movable plate (14), and a vertically arranged spring column (15) is arranged between one side, away from the connecting groove (10), of the movable plate (14) and the inner wall of the compression cavity (13).

5. A gas alarm device convenient to install and remove according to claim 4, characterized in that a communication hole is arranged between the compression chamber (13) and the connecting groove (10), the positioning rod (12) penetrates through the communication hole, and the positioning rod (12) is connected with the inner wall of the communication hole in a sliding mode.

6. A gas alarm unit for easy mounting and dismounting according to claim 1, characterised in that the box (7) is made of transparent material.