CN217540372U

CN217540372U - Gas concentration detection device for LNG (liquefied Natural gas) source

Info

Publication number: CN217540372U
Application number: CN202220196850.3U
Authority: CN
Inventors: 徐文炯
Original assignee: Chaozhou Towngas China Co ltd
Current assignee: Chaozhou Towngas China Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-10-04
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to a natural gas detection technical field specifically is a gas concentration detection device for LNG air supply, which comprises a housin, casing one side inner wall sliding connection has the detector body, four equidistance detection holes that distribute are seted up to detector body top outer wall, detector body top outer wall is close to the dustproof subassembly of fixedly connected with of detection hole department, detector body top outer wall is seted up flutedly, recess one side inner wall fixedly connected with display module, the utility model discloses can avoid the air to carry the dust and get into display screen department through the sealing of rubber ring and transparent plate, also can avoid the display screen by the fish tail simultaneously through the transparent plate, guarantee that the user can easily read data when using, cover the detection hole through the carousel when not using, avoid during the dust gets into the detection hole, lead to the filter screen when using and avoid the dust to get into the detection hole for this device is along with the increase of live time, still can accurate concentration of detection natural gas.

Description

Gas concentration detection device for LNG (liquefied Natural gas) source

Technical Field

The utility model relates to a natural gas detects technical field, specifically is a gas concentration detection device for LNG air supply.

Background

LNG is exactly liquefied natural gas, and the essential element is methane, is known as the cleanest fossil energy on earth, when carrying out LNG storage, in order to prevent the natural gas leakage, need regularly carry out the natural gas concentration to the LNG air supply and detect, just need a gas concentration detection device for the LNG air supply.

In the prior art, the following problems exist:

(1) The anti-seismic anti-falling effect is not achieved, the detection device falls off in the daily use or taking process, so that the detection device is damaged and the service life is reduced;

(2) The detection device cannot be protected, the display screen of the detection device can be scratched along with the increase of the service time, data reading is affected, the detection hole of the detection device can be blocked by dust, and the detection result has larger errors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas concentration detection device for LNG air supply to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a gas concentration detection device for LNG air supply, includes the casing, casing one side inner wall sliding connection has the detector body, four equidistance detection holes that distribute are seted up to detector body top outer wall, detector body top outer wall is close to the dustproof subassembly of detection hole department fixedly connected with, detector body top outer wall is seted up flutedly, recess one side inner wall fixedly connected with display module, detector body bottom outer wall fixedly connected with handle subassembly, casing bottom inner wall fixedly connected with buffering subassembly.

Preferably, the shell is fixedly connected with cushion pads at two sides of the outer wall away from the side.

Preferably, dustproof subassembly includes the connecting axle of fixed connection at detector body top outer wall, connecting axle arc outer wall rotates and is connected with the carousel, the through-hole that the equidistance distributes is seted up to carousel top outer wall, and through-hole and detection pore looks adaptation, the equal fixedly connected with filter screen of inspection hole arc inner wall, the restriction subassembly has been seted up to carousel arc outer wall.

Preferably, the restriction subassembly is including seting up the circular slot at carousel arc outer wall, circular slot one side inner wall fixedly connected with second spring, circular slot arc inner wall sliding connection has the restriction pole, and restriction pole and second spring constitution fixed connection, casing one side inner wall is close to restriction pole department and has seted up the spout, spout bottom outer wall fixedly connected with dog, and dog top outer wall is the arc structure.

Preferably, the display module includes the display screen of fixed connection at recess one side inner wall, detector body top outer wall is close to display screen fixedly connected with rubber ring of department, casing opposite side outer wall is close to display screen fixedly connected with mounting bracket of department, mounting bracket top outer wall fixedly connected with transparent plate.

Preferably, the handle assembly comprises two connecting plates fixedly connected to the outer wall of the bottom of the detector body, the two connecting plates penetrate through the outer wall of the bottom of the shell, the connecting plates are far away from the fixed rubber sleeve on the outer wall of one side of the detector body, the elastic steel sheets are fixedly connected to the outer wall of one side of the connecting plates, and the elastic steel sheets penetrate through the rubber sleeve.

Preferably, the buffering assembly comprises two first springs fixedly connected to the inner wall of the bottom of the shell, and the two first springs are fixedly connected with the detector body.

The utility model discloses an improve and provide a gas concentration detection device for LNG air supply here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a casing, blotter, first spring and the elastic steel sheet that set up can realize when this device falls, cushions the periphery of detector body through the blotter on the casing, realizes the protection effect, through first spring and elastic steel sheet, can provide and carry out effectual buffering to the bottom and the top of detector body, make this device reduce the injury that causes the detector body when falling by a wide margin, protected the detector body, improved life;

and the second step is as follows: the utility model discloses a carousel that sets up, the through-hole, the filter screen, a mounting bracket, rubber ring and transparent plate, can realize when this device does not use, through the sealing of rubber ring and transparent plate, avoid the air to carry the dust and get into display screen department, also can avoid the display screen by the fish tail simultaneously through the transparent plate, it can easily read data to have guaranteed the user when using, through carousel and filter screen, can realize covering the inspection hole through the carousel when not using, avoid during the dust gets into the inspection hole, when using, avoid during the dust gets into the inspection hole through the filter screen, make this device along with the increase of live time, concentration of detection natural gas that still can be accurate.

Drawings

The invention is further explained below with reference to the figures and examples:

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

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

fig. 3 is a schematic diagram of the explosion structure of the present invention;

fig. 4 is a schematic view of the enlarged structure of a part a in fig. 3 according to the present invention;

fig. 5 is a schematic diagram of an explosive structure of the restraint assembly of the present invention.

Description of reference numerals:

1. a housing; 2. a cushion pad; 3. a through hole; 4. a turntable; 5. a connecting shaft; 6. a detector body; 7. A mounting frame; 8. a display screen; 9. a rubber ring; 10. a rubber sleeve; 11. a connecting plate; 12. an elastic steel sheet; 13. Filtering with a screen; 14. a first spring; 15. a stopper; 16. a chute; 17. a second spring; 18. a restraining bar; 19. a circular groove.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. 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.

The utility model discloses an improve and provide a gas concentration detection device for LNG air supply here, the technical scheme of the utility model is:

as shown in fig. 1-5, a gas concentration detection device for an LNG gas source comprises a casing 1, wherein a detector body 6 is slidably connected to an inner wall of one side of the casing 1, four detection holes are formed in an outer wall of the top of the detector body 6 and are distributed equidistantly, a dustproof assembly is fixedly connected to the outer wall of the top of the detector body 6 close to the detection holes, a groove is formed in the outer wall of the top of the detector body 6, a display assembly is fixedly connected to the inner wall of one side of the groove, a handle assembly is fixedly connected to the outer wall of the bottom of the detector body 6, and a buffer assembly is fixedly connected to the inner wall of the bottom of the casing 1; borrow by above-mentioned structure, when this device falls, can provide through the buffering subassembly and carry out effectual buffering to the bottom and the top of detector body 6 for the injury that this device caused detector body 6 when falling reduces by a wide margin.

Furthermore, the two sides of the outer wall of the shell 1 away from the side are fixedly connected with cushion pads 2; by means of the structure, the periphery of the detector body 6 can be buffered through the buffer pad 2 on the shell 1, and the protection effect is achieved.

Further, the dustproof assembly comprises a connecting shaft 5 fixedly connected to the outer wall of the top of the detector body 6, the arc-shaped outer wall of the connecting shaft 5 is rotatably connected with a rotary table 4, through holes 3 distributed at equal intervals are formed in the outer wall of the top of the rotary table 4, the through holes 3 are matched with the detection holes, filter screens 13 are fixedly connected to the arc-shaped inner walls of the detection holes, and a limiting assembly is arranged on the arc-shaped outer wall of the rotary table 4; by means of the structure, the detection holes can be covered by the rotary disc 4 when the device is not used, dust is prevented from entering the detection holes, and the dust is prevented from entering the detection holes by the filter screen 13 when the device is used.

Furthermore, the limiting assembly comprises a circular groove 19 formed in the arc-shaped outer wall of the rotary table 4, a second spring 17 is fixedly connected to the inner wall of one side of the circular groove 19, a limiting rod 18 is slidably connected to the arc-shaped inner wall of the circular groove 19, the limiting rod 18 and the second spring 17 are fixedly connected, a sliding groove 16 is formed in the position, close to the limiting rod 18, of the inner wall of one side of the shell 1, a stop block 15 is fixedly connected to the outer wall of the bottom of the sliding groove 16, and the outer wall of the top of the stop block 15 is of an arc-shaped structure; by the structure, the limiting rod 18 can be gradually pressed into the circular groove 19 through the arc-shaped structure of the stop block 15, so that the rotation limitation of the turntable 4 is relieved, and the detection work is convenient to carry out.

Further, the display assembly comprises a display screen 8 fixedly connected to the inner wall of one side of the groove, a rubber ring 9 is fixedly connected to the outer wall of the top of the detector body 6 close to the display screen 8, a mounting frame 7 is fixedly connected to the outer wall of the opposite side of the shell 1 close to the display screen 8, and a transparent plate is fixedly connected to the outer wall of the top of the mounting frame 7; by means of the structure, the air with dust entering the display screen 8 can be avoided through the sealing of the rubber ring 9 and the transparent plate.

Further, the handle assembly comprises two connecting plates 11 fixedly connected to the outer wall of the bottom of the detector body 6, the two connecting plates 11 penetrate through the outer wall of the bottom of the shell 1, a rubber sleeve 10 is fixed on the outer wall of one side, away from the detector body 6, of each connecting plate 11, an elastic steel sheet 12 is fixedly connected to the outer wall of one side of each connecting plate 11, and the elastic steel sheet 12 penetrates through the rubber sleeve 10; by means of the structure, the shape of the elastic steel sheet 12 and the rubber sleeve 10 can be changed, and the hand shape of different users can be further adapted.

Further, the buffer assembly comprises two first springs 14 fixedly connected to the inner wall of the bottom of the shell 1, and the two first springs 14 are fixedly connected with the detector body 6; by means of the structure, the device can be fixed with the hand of a user by matching the counterforce of the first spring 14 with the rubber sleeve 10, and the device is prevented from accidentally sliding off in the using process.

The working principle is as follows: when the device is used, a user can pass a hand between the rubber sleeve 10 and the shell 1, the shape of the elastic steel sheet 12 and the rubber sleeve 10 is changed, the device can adapt to different hand shapes of the user, the connecting plate 11 is driven to move, the detector body 6 is driven to slide along the shell 1 and compress the first spring 14 through the movement of the connecting plate 11, the device can be fixed with the hand of the user through the reaction force of the first spring 14 in cooperation with the rubber sleeve 10, the device is prevented from accidentally sliding off in the using process, the limiting rod 18 moves along the sliding groove 16 along with the detector body 6, when the limiting rod 18 contacts the arc-shaped structure of the limiting block 15, the limiting rod 18 is gradually pressed into the circular groove 19 through the arc-shaped structure of the limiting block 15, the rotary disc 4 is rotated at the moment, the through hole 3 on the rotary disc 4 is aligned with the detection hole of the detector body 6, the detection work is carried out, dust is prevented from entering the detection hole through the filter screen 13 during the detection, after the detection work is finished, the rotary disc 4 is rotated to reset, then the detector body 6 is driven to reset under the action of the first spring 14, through the sealing of the rubber ring 9 and the transparent plate, the phenomenon that air carrying dust enters the display screen 8 is avoided, the display screen 8 is scratched through the transparent plate can be avoided, the situation that a user can easily read data when using the detector is ensured, the detection hole can be covered through the rotary disc 4 when not using through the rotary disc 4, the dust is prevented from entering the detection hole, the device can accurately detect the concentration of natural gas along with the increase of the using time, when the detector falls down, the periphery of the detector body 6 is buffered through the buffer cushion 2 on the shell 1, the protection effect is realized, through the first spring 14 and the elastic steel sheet 12, the effective buffering can be provided for the bottom and the top of the detector body 6, the damage to the detector body 6 caused by the device when falling is greatly reduced, the detector body 6 is protected, and the service life is prolonged.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a gas concentration detection device for LNG air supply which characterized in that: including casing (1), casing (1) one side inner wall sliding connection has detector body (6), four equidistance detection holes that distribute are seted up to detector body (6) top outer wall, detector body (6) top outer wall is close to the dustproof subassembly of detection hole department fixedly connected with, detector body (6) top outer wall is seted up flutedly, recess one side inner wall fixedly connected with display module, detector body (6) bottom outer wall fixedly connected with handle subassembly, casing (1) bottom inner wall fixedly connected with buffering subassembly.

2. The gas concentration detection device for the LNG source of claim 1, wherein: the shell (1) is fixedly connected with cushion pads (2) at two sides of the outer wall of the separated side.

3. The gas concentration detection device for the LNG source of claim 1, wherein: dustproof subassembly includes connecting axle (5) of fixed connection at detector body (6) top outer wall, connecting axle (5) arc outer wall rotates and is connected with carousel (4), through-hole (3) that the equidistance distributes are seted up to carousel (4) top outer wall, and through-hole (3) and detection hole looks adaptation, equal fixedly connected with filter screen (13) of detection hole arc inner wall, the restriction subassembly has been seted up to carousel (4) arc outer wall.

4. The gas concentration detection device for the LNG source of claim 3, wherein: the limiting assembly comprises a circular groove (19) formed in the arc-shaped outer wall of the rotary table (4), a second spring (17) fixedly connected to the inner wall of one side of the circular groove (19), a limiting rod (18) is slidably connected to the arc-shaped inner wall of the circular groove (19), the limiting rod (18) and the second spring (17) form a fixed connection, a sliding groove (16) is formed in the position, close to the limiting rod (18), of the inner wall of one side of the shell (1), a stopping block (15) is fixedly connected to the outer wall of the bottom of the sliding groove (16), and the outer wall of the top of the stopping block (15) is of an arc-shaped structure.

5. The gas concentration detection device for the LNG source of claim 1, wherein: display element includes display screen (8) of fixed connection at recess one side inner wall, detector body (6) top outer wall is close to display screen (8) fixedly connected with rubber ring (9), casing (1) opposite side outer wall is close to display screen (8) fixedly connected with mounting bracket (7), mounting bracket (7) top outer wall fixedly connected with transparent plate.

6. The gas concentration detection device for the LNG source of claim 1, wherein: handle subassembly includes two connecting plates (11) of fixed connection at detector body (6) bottom outer wall, and two connecting plates (11) all pass casing (1) bottom outer wall, two fixed gum cover (10), two of detector body (6) one side outer wall fixed connection is kept away from in connecting plate (11) one side outer wall, two flexible steel sheet (12) of connecting plate (11) one side outer wall fixed connection, and flexible steel sheet (12) pass gum cover (10).

7. The gas concentration detection device for the LNG source of claim 1, wherein: the buffer assembly comprises two first springs (14) fixedly connected to the inner wall of the bottom of the shell (1), and the two first springs (14) are fixedly connected with the detector body (6).