CN213516506U

CN213516506U - Portable gas detector

Info

Publication number: CN213516506U
Application number: CN202021324508.4U
Authority: CN
Inventors: 何李娜; 苏冠鸣; 苏黎曦
Original assignee: Shanghai Zhaoying Automatic Control Equipment Co ltd
Current assignee: Shanghai Zhaoying Automatic Control Equipment Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-06-22
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to a gas detection appearance technical field just discloses a portable gas detection appearance, including the detector body, the top fixedly connected with sample connection of detector body, the apron groove has been seted up at the top of sample connection, the inside activity in apron groove is pegged graft and is had the lamina tecti, the clamping groove has all been seted up to the left side inner wall and the right side inner wall of sample connection. This portable gas detector, through setting up the holder, the arm lock, splint, the gag lever post, the commentaries on classics board, move the pole, a spring, fixed block and anchorage bar, insert the apron groove with the lamina tecti, the gag lever post gets into and presss from both sides in the tight groove, the anchorage bar pushes down, the anchorage bar drives the fixed block and moves down, the fixed block drives when the spring moves down, move the pole and move down, the arm lock rotates in changeing the board, splint press from both sides the gag lever post tightly, screw up the anchorage bar, twist the anchorage bar in the side inner wall in fastening groove, the difficult dismantlement of filter screen in the portable gas detector sampling port at present has been solved, be not convenient for carry out the.

Description

Portable gas detector

Technical Field

The utility model relates to a gaseous detector technical field specifically is a portable gaseous detector.

Background

The portable gas detection technology can be used for detecting harmful gas, organic voc gas, combustible gas and single gas. The development of the technology for accurately making early warning hidden danger detection is different day by day, the application in the aspects of accident precursor detection and elimination is more and more extensive, and the development direction is miniaturization and automation so as to realize long-term monitoring.

In order to avoid the dust in the gas from entering the detector through the sampling port, the filter screen is arranged in the sampling port, but the filter screen in the sampling port of the current portable gas detector is difficult to disassemble, so that the filter screen is inconvenient to carry out ash removal treatment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a portable gas detector possesses and easily dismantles the filter screen in the thief hatch, and the difficult dismantlement of filter screen in having solved current portable gas detector thief hatch has been convenient for carry out the problem that the deashing was handled to the filter screen to the advantage of convenient deashing.

(II) technical scheme

For the filter screen of realizing above-mentioned easily in to the sample connection dismantles, makes things convenient for the deashing purpose, the utility model provides a following technical scheme: a portable gas detector comprises a detector body, wherein a sampling port is fixedly connected to the top of the detector body, a cover plate groove is formed in the top of the sampling port, a top cover plate is movably inserted into the cover plate groove, clamping grooves are formed in the left inner wall and the right inner wall of the sampling port, a support plate is fixedly connected to the left inner wall of each clamping groove, the right end of the support plate is fixedly connected with the right inner wall of each clamping groove, a clamping seat is fixedly connected to the top of the support plate, a moving rod is movably inserted into the inner bottom wall of the clamping seat, fastening grooves are formed in the left side and the right side of the sampling port, the side surface of the moving rod is movably connected with the inside of the support plate, the side surface of the moving rod is movably connected with the inner top wall of each fastening groove, a fixed block is arranged inside each fastening groove, the top of the fixed block is fixedly connected with the bottom end, the fastening rod is in threaded connection with the inner wall of the right side of the fastening groove.

The utility model discloses a sampling port's sampling device, including pole, fixed block, roof, fixed block, runner bar, sampling port, constant head tank, fixed block, constant head tank, the bottom fixedly connected with locating lever, the bottom fixedly connected with loop bar of roof plate, the side surface of loop bar is pegged graft with the side inner wall activity of constant head tank, the quantity of loop bar is two, two the loop bar passes through the filter screen and connects.

Preferably, the bottom end of the moving rod penetrates through the support plate and extends to the inside of the fastening groove.

Preferably, the bottom end of the limiting rod penetrates through the inner bottom wall of the cover plate groove, and the bottom end of the limiting rod extends to the inside of the clamping groove.

Preferably, the number of the clamping arms is three, and the three clamping arms are distributed in an equiangular circumference manner by taking the center of the moving rod as a circle center.

Preferably, the inner wall of the loop bar is cylindrical, and the inner diameter of the loop bar is slightly larger than the diameter of the positioning bar.

Preferably, the top end of the positioning groove is communicated with the inner bottom wall of the cover plate groove, and the size of the positioning groove is matched with that of the loop bar.

Compared with the prior art, the utility model provides a portable gas detector possesses following beneficial effect:

this portable gas detector, through setting up the holder, the arm lock, splint, the gag lever post, the commentaries on classics board, move the pole, a spring, fixed block and anchorage bar, insert the lamina tecti apron groove, the gag lever post gets into and presss from both sides tight groove, push down the anchorage bar, the anchorage bar drives the fixed block and moves down, the fixed block drives when the spring moves down, move the pole and move down, the arm lock rotates in the commentaries on classics board, splint press from both sides the gag lever post tightly, screw up the anchorage bar, twist the anchorage bar in the side inner wall in fastening groove, when needing to take out the filter screen, only need to screw out the anchorage bar from the side inner wall in fastening groove, the spring kick-backs, move the pole and shift up, splint no longer press from both sides tight gag lever post, people can pull out the filter screen by pulling the lamina tecti, the difficult dismantlement of.

Drawings

FIG. 1 is a sectional view of the front view structure of the present invention;

FIG. 2 is an enlarged view of a portion of A in FIG. 1;

fig. 3 is a top view of the sampling port structure of the present invention.

Wherein: 1. a detector body; 2. a sampling port; 3. a cover plate groove; 4. a top cover plate; 5. a limiting rod; 6. a clamping groove; 7. a support plate; 8. a holder; 9. a moving bar; 10. a fixed block; 11. a fastening rod; 12. a spring; 13. clamping arms; 14. rotating the plate; 15. a splint; 16. a fastening groove; 17. a loop bar; 18. positioning a rod; 19. positioning a groove; 20. and (4) a filter screen.

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. 1-3, the present invention provides a portable gas detector, which comprises a detector body 1, a sampling port 2 is fixedly connected to the top of the detector body 1, a cover plate groove 3 is formed on the top of the sampling port 2, a top cover plate 4 is movably inserted into the cover plate groove 3, clamping grooves 6 are formed on the left inner wall and the right inner wall of the sampling port 2, a support plate 7 is fixedly connected to the left inner wall of the clamping groove 6, the right end of the support plate 7 is fixedly connected to the right inner wall of the clamping groove 6, a holder 8 is fixedly connected to the top of the support plate 7, a moving rod 9 is movably inserted into the inner bottom wall of the holder 8, the bottom end of the moving rod 9 penetrates through the support plate 7 and extends into the fastening groove 16, fastening grooves 16 are formed on the left side and the right side of the sampling port 2, the side surface of the moving rod 9 is movably connected to the inside of the support plate 7, the side, fastening slot 16's inside is equipped with fixed block 10, and the top of fixed block 10 and the bottom fixed connection who moves pole 9, and the internal thread of fixed block 10 is connected with fastening rod 11, and fastening rod 11 and fastening slot 16's right side inner wall threaded connection.

A spring 12 is movably sleeved on the side surface of the moving rod 9, the top end of the spring 12 is fixedly connected with the inner top wall of a fastening groove 16, the bottom end of the spring 12 is fixedly connected with the top of a fixed block 10, the side surface of the moving rod 9 is movably connected with clamping arms 13, the number of the clamping arms 13 is three, the three clamping arms 13 are distributed around the center of the moving rod 9 at equal angles, the inner walls of the left side and the right side of the clamping groove 6 are fixedly connected with rotating plates 14, the rotating plates 14 are hinged with the clamping arms 13, the top of the clamping arms 13 is fixedly connected with clamping plates 15, the bottom of the top cover plate 4 is fixedly connected with a limiting rod 5, the bottom end of the limiting rod 5 penetrates through the inner bottom wall of the cover plate groove 3, the bottom end of the limiting rod 5 extends to the inside of the clamping groove 6, the side inner wall of the sampling port 2 is provided with a, the inner wall of loop bar 17 is cylindrical, and the internal diameter of loop bar 17 slightly is greater than the diameter of locating lever 18, and the top of constant head tank 19 communicates with the interior diapire of apron groove 3, and the size phase-match of constant head tank 19 and loop bar 17, and the side surface of loop bar 17 is pegged graft with the side inner wall activity of constant head tank 19, and the quantity of loop bar 17 is two, and two loop bars 17 pass through filter screen 20 and connect, and the left and right sides of filter screen 20 respectively with two loop bars 17 fixed connection.

When the filter screen is used, the top cover plate 4 is inserted into the cover plate groove 3, the limiting rod 5 enters the clamping groove 6, the fastening rod 11 is pressed downwards, the fastening rod 11 drives the fixing block 10 to move downwards, the fixing block 10 drives the spring 12 to move downwards, the moving rod 9 moves downwards, the clamping arm 13 rotates in the rotating plate 14, the limiting rod 5 is clamped by the clamping plate 15, the fastening rod 11 is screwed down, the fastening rod 11 is screwed into the inner side wall of the fastening groove 16, when the filter screen 20 needs to be taken out, the fastening rod 11 only needs to be screwed out from the inner side wall of the fastening groove 16, the spring 12 rebounds, the moving rod 9 moves upwards, the limiting rod 5 is not clamped by the clamping plate 15 any more, and people can pull the top cover plate 4 to pull out.

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. A portable gas detector, includes detector body (1), its characterized in that: the detector comprises a detector body (1), a sampling port (2) is fixedly connected to the top of the detector body (1), a cover plate groove (3) is formed in the top of the sampling port (2), a top cover plate (4) is movably inserted into the cover plate groove (3), clamping grooves (6) are formed in the inner walls of the left side and the right side of the sampling port (2), a support plate (7) is fixedly connected to the inner wall of the left side of each clamping groove (6), the right end of the support plate (7) is fixedly connected with the inner wall of the right side of each clamping groove (6), a clamping seat (8) is fixedly connected to the top of each support plate (7), a moving rod (9) is movably inserted into the inner bottom wall of each clamping seat (8), fastening grooves (16) are formed in the left side and the right side of the sampling port (2), the side surface of each moving rod (9) is movably connected with the inner side of each support plate (7), and the side surface of, a fixing block (10) is arranged inside the fastening groove (16), the top of the fixing block (10) is fixedly connected with the bottom end of the moving rod (9), a fastening rod (11) is connected with the internal thread of the fixing block (10), and the fastening rod (11) is connected with the right inner wall thread of the fastening groove (16);

the sampling device is characterized in that a spring (12) is movably sleeved on the side surface of the moving rod (9), the top end of the spring (12) is fixedly connected with the inner top wall of a fastening groove (16), the bottom end of the spring (12) is fixedly connected with the top of a fixed block (10), the side surface of the moving rod (9) is movably connected with a clamping arm (13), the left inner wall and the right inner wall of the clamping groove (6) are fixedly connected with a rotating plate (14), the rotating plate (14) is hinged with the clamping arm (13), the top of the clamping arm (13) is fixedly connected with a clamping plate (15), the bottom of the top cover plate (4) is fixedly connected with a limiting rod (5), the side inner wall of the sampling port (2) is provided with a positioning groove (19), the inner bottom wall of the positioning groove (19) is fixedly connected with a positioning rod (18), the bottom of the top cover plate (4) is fixedly connected with a sleeve rod (17), the side, the number of loop bars (17) is two, two loop bars (17) are connected through filter screen (20).

2. The portable gas detector of claim 1, wherein: the bottom end of the moving rod (9) penetrates through the support plate (7) and extends to the inside of the fastening groove (16).

3. The portable gas detector of claim 1, wherein: the bottom of gag lever post (5) runs through the interior diapire of apron groove (3), the bottom of gag lever post (5) extends to the inside of pressing from both sides tight groove (6).

4. The portable gas detector of claim 1, wherein: the number of the clamping arms (13) is three, and the clamping arms (13) are distributed in an equal-angle circumferential manner by taking the center of the moving rod (9) as the circle center.

5. The portable gas detector of claim 1, wherein: the inner wall of the sleeve rod (17) is cylindrical, and the inner diameter of the sleeve rod (17) is slightly larger than the diameter of the positioning rod (18).

6. The portable gas detector of claim 1, wherein: the top end of the positioning groove (19) is communicated with the inner bottom wall of the cover plate groove (3), and the size of the positioning groove (19) is matched with that of the loop bar (17).