CN218848096U

CN218848096U - Small-size gaseous detection device

Info

Publication number: CN218848096U
Application number: CN202223092383.9U
Authority: CN
Inventors: 陈雷; 陈奇; 陈光军
Original assignee: Tianjin Citic Yanheng Electromechanical Engineering Co ltd
Current assignee: Tianjin Citic Yanheng Electromechanical Engineering Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-04-11
Anticipated expiration: 2032-11-14

Abstract

The application discloses small-size gaseous detection device belongs to the technical field of gaseous detection, and its technical scheme main points are small-size gaseous detection device, including detection terminal device and test probe, its detection terminal device is still including the piece that induced drafts, induced draft a intercommunication have with the hose of test probe intercommunication, test probe is connected with the expansion test probe home range's flexible subassembly reaches the gaseous effect of convenient detection eminence.

Description

Small-size gaseous detection device

Technical Field

The application relates to the technical field of gas detection, in particular to a small gas detection device.

Background

At present, a gas detector is an instrument and meter tool for detecting gas leakage concentration, and the instrument and meter tool comprises: portable gas detectors, hand-held gas detectors, stationary gas detectors, online gas detectors, and the like. The gas sensor is used for detecting the gas species existing in the environment, and is used for detecting the components and the content of the gas

In the related art, a conventional chinese patent publication No. CN212341175U discloses a portable gas detector, which includes a detector body, a buffer assembly, a fixing cover, a protective cover, a wearing shell, a button, a mounting cover, and a hook and loop fastener; the detector body is positioned on the inner side of the fixed cover, the display and the audible and visual alarm are arranged on the top of the detector body, the detection probe is arranged on the side face of the detector body, the detection probe penetrates through the top of the fixed cover, the upper portion of the detection probe is positioned on the inner side of the protective cover, and the skirt edge is arranged at the bottom of the detector body; the fixed cover is arranged on the top surface of the wearing shell, an observation window is arranged at the top of the fixed cover, and the observation window is positioned above the detector body; the protective cover is arranged at the top of the fixed cover, and the protective cover is provided with a vent hole; the button and the mounting cover are both arranged on the wearing shell; the buffer assembly comprises a guide rod, a first elastic piece and a second elastic piece. The gas detector is worn on the arm of the user, the detection probe is close to the gas to be detected, and the display and the acousto-optic alarm are observed.

In view of the above-mentioned related technologies, the inventor believes that the gas detector is worn on the arm of the worker, and if the gas at a high position needs to be detected, the worker needs to ascend with the help of foreign objects, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

For the convenient gas that detects the eminence, the utility model provides a small-size gaseous detection device.

The utility model provides a pair of small-size gaseous detection device adopts following technical scheme:

the utility model provides a small-size gaseous detection device, includes detection terminal device and test probe, its the detection terminal device is still including the piece that induced drafts, induced draft a intercommunication have with the hose of test probe intercommunication, test probe is connected with the expansion subassembly that enlarges test probe home range.

Through adopting above-mentioned technical scheme, when the hand that needs the inspection staff can touch the gas of place, directly be close to the test probe and wait to detect gas, when needing to detect the gas of eminence, stretch the telescopic link, do not need the staff to ascend a height, very big make things convenient for the gas that detects the eminence, be close to the test probe again and need the test probe, the piece that induced drafts is started at last, the piece that induced drafts gets into the hose behind the gas suction test probe, send into the test terminal device with gas again, the test terminal device detects and shows information to gas. When gas in the narrow space needs to be detected, when the arms of workers cannot extend, the telescopic assemblies can also extend into the narrow space, and the gas detection is greatly facilitated.

Preferably, flexible subassembly include with first telescopic link, cover that test probe is connected establish on the first telescopic link and with first telescopic link sliding connection's second telescopic link, the outer wall fixedly connected with lug of test probe one end is kept away from to first telescopic link, offer the confession on the inner wall of second telescopic link the gliding spout of lug, the length of spout is less than the length of second telescopic link.

Through adopting above-mentioned technical scheme, when detecting the gas of eminence, need extract first telescopic link from the second telescopic link, when first telescopic link was extracted, the lug slided in the spout, and the sliding position of spout restriction lug prevents that first telescopic link from breaking away from the second telescopic link.

Preferably, a plurality of clamping grooves communicated with the sliding grooves are formed in the inner wall of the second telescopic rod, and the clamping grooves are matched with the protruding blocks.

Through adopting above-mentioned technical scheme, when detecting the gas of eminence, when extracting the length that needs with first telescopic link, rotate first telescopic link and make the lug get into the draw-in groove, realize the fixed of first telescopic link and second telescopic link, the draw-in groove is provided with a plurality ofly, the length that adjustable first telescopic link stretches out from the second telescopic link.

Preferably, a rotating assembly for rotating the detection probe is arranged between the first telescopic rod and the detection probe.

By adopting the technical scheme, the rotating assembly can realize the rotation of the detection probe, so that the detection probe enters a detection area needing to be bent.

Preferably, the rotating assembly comprises a rotating shaft, a shifting piece and a connecting rod, the rotating shaft is horizontally arranged, the shifting piece is fixedly connected with the rotating shaft, the rotating shaft is sleeved with the connecting rod, the connecting rod is rotatably connected with the rotating shaft, a groove is formed in the top surface of the first telescopic rod, the rotating shaft is arranged in the groove and fixedly connected with the first telescopic rod, a first placing cavity is formed in the connecting rod, a plurality of baffle plates are arranged in the first placing cavity and connected with the connecting rod, the shifting piece is abutted to the baffle plates, and the shifting piece is made of elastic materials.

Through adopting above-mentioned technical scheme, when needing the test probe crooked, rotate the connecting rod, the connecting rod drives test probe and rotates, and the connecting rod is rotating the in-process, and the plectrum can realize connecting rod and the fixed of first telescopic link with different baffle butt, plectrum and baffle butt. When plectrum and different baffle butts, can realize the fixed of test probe multi-angle.

Preferably, the connecting rod is connected with a protective cover for protecting the detection probe, and the protective cover is provided with a plurality of through holes.

Through adopting above-mentioned technical scheme, test probe probably bumps with hard object when detecting, and the protection casing prevents test probe from damaging, increases test probe's life. The gas to be detected can enter the detection probe through the through hole.

Preferably, the telescopic assembly further comprises a third telescopic rod sleeved on the second telescopic rod, and the third telescopic rod is in threaded connection with the second telescopic rod.

Through adopting above-mentioned technical scheme, when detecting the gas of eminence, when the length of first telescopic link and second telescopic link can not reach the height of awaiting measuring, rotate the third telescopic link once more, because second telescopic link and third telescopic link threaded connection make the second telescopic link slowly stretch out from the third telescopic link, so can finely tune the length that the second telescopic link stretches out from the third telescopic link.

Preferably, the detection terminal device, the detection probe and the hose are all placed in the placing box, a strap is arranged on the placing box, and two ends of the strap are fixedly connected with opposite side walls of the placing box respectively.

By adopting the technical scheme, the detection terminal device, the detection probe and the hose can be protected from being damaged by the placing box, and meanwhile, dust is prevented from entering the detection probe after entering the protective cover to influence a detection result. The braces make the placing box portable.

Preferably, place the case include the box, with box articulated case lid, it is connected with the hasp subassembly to place the case, the hasp subassembly include with the locking piece that the box is connected, with the locking lever that the case lid rotated to be connected, the locking lever wears to establish the locking piece.

Through adopting above-mentioned technical scheme, locking piece and locking lever cooperation prevent to place the case and open when not using, lead to the dust to get into the box, simultaneously, prevent that test probe etc. from falling out.

To sum up, the utility model discloses following beneficial effect has:

1. when the gas at a high position is measured, the first telescopic rod and the second telescopic rod are matched, so that the detection range of the detection probe is expanded, and the gas at the high position is conveniently detected;

2. when the length of first telescopic link and second telescopic link can not make test probe be close to the gas that awaits measuring, rotate the third telescopic link once more, further enlarge test probe's detection range, make things convenient for the gaseous detection of eminence.

Drawings

Fig. 1 is a schematic view of the overall structure of a small gas detection device.

Fig. 2 is a schematic view of a usage state of the gas detection apparatus.

Fig. 3 is a cross-sectional view of the telescoping assembly.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Description of reference numerals:

1. placing the box; 11. a box body; 111. a harness; 12. a box cover; 2. a latch assembly; 21. a locking block; 22. a lock lever; 3. detecting a terminal device; 31. a display; 32. an alarm; 33. a suction fan; 34. a switch; 4. a hose; 5. a fixing plate; 51. a placement groove; 6. a telescoping assembly; 61. a first telescopic rod; 611. a bump; 612. a groove; 613. discharging a hole; 62. a second telescopic rod; 621. a chute; 622. a card slot; 63. a third telescopic rod; 7. detecting a probe; 8. a rotating assembly; 81. a rotating shaft; 82. a shifting sheet; 83. a connecting rod; 831. a first placing cavity; 832. a second placing cavity; 833. a baffle plate; 834. an insertion hole; 9. a protective cover; 91. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a small-size gaseous detection device, refers to fig. 1 and fig. 2, including placing case 1, detection terminal device 3, hose 4, flexible subassembly 6 and test probe 7, detection terminal device 3 places in placing case 1 and with place case 1 fixed connection, and 4 one ends of hose are connected with detection terminal device 3, and the other end and test probe 7 intercommunication, flexible subassembly 6 cover are established on hose 4, and test probe 7 is connected with flexible subassembly 6 for enlarge test probe 7's detection range.

Referring to fig. 1, placing box 1 includes box 11 and case lid 12, box 11 top is the opening setting, be provided with braces 111 on the box 11, braces 111's both ends respectively with 11 width direction's of box relative lateral wall fixed connection, case lid 12 lid closes on box 11 and is articulated with box 11, the inner wall fixedly connected with fixed plate 5 of box 11, the width of fixed plate 5 is less than the width of box 11, standing groove 51 has been seted up on fixed plate 5, standing groove 51 and test probe 7, flexible subassembly 6 matches.

In the process of moving the box body 11, the detection probe 7 collides with the box body 11, and the detection probe 7 and the telescopic assembly 6 are placed in the placing groove 51 to limit the position of the detection probe 7. The straps 111 make the case 11 easy to carry.

Referring to fig. 1, it is connected with hasp subassembly 2 to place case 1, and hasp subassembly 2 is located the relative lateral wall of articulated portion, and hasp subassembly 2 includes locking piece 21 and locking lever 22, and locking piece 21 flushes with 11 fixed connection of box and its top and 11 tops of box, and locking lever 22 is circular-arcly, and locking lever 22 passes through the bolt to be connected with case lid 12 rotation, and locking lever 22 runs through locking piece 21 and realizes the fixed of box 11 and case lid 12. The locking bar 22 cooperates with the locking piece 21 to prevent the cover from opening and allowing dust to enter the housing 11.

Referring to fig. 2, detection terminal device 3 is placed in box 11, detection terminal device 3 includes display 31, alarm 32, the piece and the switch 34 induced draft, display 31 electricity is connected with alarm 32, in order to reach the same purpose, the piece that induced drafts can select induced draft fan 33, suction fan etc. for use, induced draft fan 33 is selected for use to this embodiment, display 31's inner wall fixedly connected with induced draft fan 33, induced draft fan 33 and hose 4 intercommunication, induced draft fan 33 is connected with switch 34 electricity, switch 34 is located display 31's top.

When gas is detected, the switch 34 is pressed, the suction fan 33 and the display 31 are turned on, the suction fan 33 sucks the gas into the tail end device of the detection, gas information is displayed on the display 31, and if the gas does not meet the standard, the alarm 32 gives an alarm for prompting. Because the suction fan 33 is communicated with the hose 4, the hose 4 is placed in the box body 11 and is positioned below the fixing plate 5, so that the hose is convenient to store.

Referring to fig. 2 and 3, telescopic assembly 6 includes first telescopic link 61, second telescopic link 62 and third telescopic link 63, second telescopic link 62 cover is established on first telescopic link 61, outer wall bottom fixedly connected with lug 611 of first telescopic link 61, spout 621 has been seted up on the inner wall of second telescopic link 62, the length direction of spout 621 is the same with the length direction of second telescopic link 62, and match with lug 611, a plurality of draw-in grooves 622 have been seted up on the inner wall of second telescopic link 62, a plurality of draw-in grooves 622 set up along the length direction of second telescopic link 62 at equal intervals, a plurality of draw-in grooves 622 all communicate with spout 621, and it all matches with lug 611, third telescopic link 63 cover is established on second telescopic link 62, and with second telescopic link 62 threaded connection.

When detecting the gas at a high place, pull out first telescopic link 61 earlier, make lug 611 slide in spout 621, rotate first telescopic link 61 again and make lug 611 get into draw-in groove 622, fix the extension length of first telescopic link 61 from second telescopic link 62, draw-in groove 622 is provided with a plurality ofly, the extension length of adjustable first telescopic link 61 from second telescopic link 62, if the length of first telescopic link 61 and second telescopic link 62 can not reach the height of the detector body, rotate third telescopic link 63 again, make second telescopic link 62 stretch out from third telescopic link 63.

Referring to fig. 3, the first telescopic rod 61 is connected with the rotating assembly 8, the rotating assembly 8 comprises a rotating shaft 81, a shifting piece 82 and a connecting rod 83, a groove 612 is formed in the side wall of the first telescopic rod 61, the top of the groove 612 is flush with the top end of the first telescopic rod 61, the rotating shaft 81 is horizontally placed in the groove 612 and is fixedly connected with the first telescopic rod 61, the shifting piece 82 is fixedly connected with the circumferential wall of the rotating shaft 81, the length direction of the shifting piece 82 is perpendicular to the length direction of the rotating shaft 81, and the shifting piece 82 is made of elastic materials.

Referring to fig. 3 and 4, connecting rod 83 sleeves the pivot 81, and rotate with pivot 81 and be connected, it places chamber 831 and second and places chamber 832 to have seted up first in connecting rod 83, plectrum 82 is located first placing chamber 831, it is provided with the baffle 833 that a plurality of slopes set up in the chamber 831 to place first, a plurality of baffles 833 equidistant set up and with connecting rod 83 fixed connection, and its lateral wall of keeping away from test probe 7 all is close to pivot 81, the one end that test probe 7 was kept away from to its longitudinal section is semicircle form, plectrum 82 and baffle 833 butt.

When the connecting rod 83 is rotated, the baffles 833 abut against different baffles 833 to fix the connecting rod 83 and the first telescopic rod 61, so that the angle of the detection probe 7 is adjusted. The longitudinal section of the flapper 833 is semicircular at the end remote from the detection probe 7, making the flapper 833 more likely to slip over the paddle 82 when the connecting rod 83 is turned.

Referring to fig. 3 and 4, an insertion hole 834 is formed in a side wall of the connecting rod 83, and the insertion hole 834 communicates with the second placing chamber 832; the two ends of the first telescopic rod 61, the second telescopic rod 62 and the third telescopic rod 63 are all provided with openings, the side wall of the first telescopic rod 61 is provided with a releasing hole 613, and the releasing hole 613 is located below the groove 612.

Referring to fig. 2 and 3, the hose 4 penetrates through the first telescopic rod 61, the second telescopic rod 62 and the third telescopic rod 63, penetrates through the release hole 613 to extend out of the first telescopic rod 61, enters the second placing cavity 832 through the insertion hole 834, is fixedly connected with the detection probe 7, the detection probe 7 and the connecting rod 83 are far away from the side wall of the first telescopic rod 61, the detection probe 7 is sleeved with the protective cover 9, the protective cover 9 is fixedly connected with the connecting rod 83, and a plurality of through holes 91 are formed in the side wall of the protective cover 9.

The hose 4 is worn out from first telescopic link 61, second telescopic link 62, third telescopic link 63, reentries connecting rod 83 and test probe 7 intercommunication again, reduces rocking of hose 4, increases its life, and protection casing 9 prevents test probe 7 and hard object collision, increases test probe 7's life. Gas to be detected can enter the test probe 7 through the through hole 92.

The application principle is as follows: when a worker detects that the gas can reach the bottom, the worker takes out the telescopic assembly 6 to directly enable the detection probe 7 to be close to the gas to be detected, and a gas detection result is obtained; when gas at a high position is detected, the telescopic component 6 is taken out, the first telescopic rod 61 is pulled out, the first telescopic rod 61 is rotated, the protruding block 611 enters the clamping groove 622 from the sliding groove 621, the first telescopic rod 61 and the second telescopic rod 62 are fixed, a plurality of clamping grooves 622 are formed, and the first telescopic rod 61 can be adjusted to extend out of the second telescopic rod 62 by different lengths; when the first telescopic rod 61 and the second telescopic rod 62 cannot reach the height of the detection gas, the third telescopic rod 63 is rotated again, and the second telescopic rod 62 is in threaded connection with the third telescopic rod 63, so that the second telescopic rod 62 slowly extends out of the third telescopic rod 63, and the extension height of the second telescopic rod 62 can be slowly adjusted.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A small-size gas detection device, includes detection terminal device (3) and test probe (7), its characterized in that: the detection terminal device (3) further comprises an air suction piece, the air suction piece is communicated with a hose (4) communicated with the detection probe (7), and the detection probe (7) is connected with a telescopic assembly (6) for expanding the range of motion of the detection probe (7).

2. A compact gas detection unit according to claim 1, wherein: flexible subassembly (6) include with first telescopic link (61), the cover that test probe (7) are connected is established on first telescopic link (61) and with first telescopic link (61) sliding connection's second telescopic link (62), the outer wall fixedly connected with lug (611) of test probe (7) one end are kept away from in first telescopic link (61), offer the confession on the inner wall of second telescopic link (62) the gliding spout (621) of lug (611), the length of spout (621) is less than the length of second telescopic link (62).

3. A small gas detecting device according to claim 2, wherein: a plurality of clamping grooves (622) communicated with the sliding grooves (621) are formed in the inner wall of the second telescopic rod (62), and the clamping grooves (622) are matched with the protruding blocks (611).

4. A compact gas detection unit according to claim 2, wherein: a rotating assembly (8) for rotating the detection probe (7) is arranged between the first telescopic rod (61) and the detection probe (7).

5. The compact gas detection device of claim 4, wherein: rotating assembly (8) including the level pivot (81) of placing, with pivot (81) fixed connection's plectrum (82), cover establish pivot (81) go up and with pivot (81) rotate connecting rod (83) of connecting, seted up on first telescopic link (61) top surface recess (612), pivot (81) place in recess (612) and with first telescopic link (61) fixed connection, connecting rod (83) are inside seted up first place chamber (831), first place be provided with in the chamber (831) a plurality of with baffle (833) that connecting rod (83) are connected, plectrum (82) with baffle (833) butt, plectrum (82) are made by elastic material.

6. A compact gas detection unit according to claim 5, wherein: be connected with the protection on connecting rod (83) protection casing (9) of test probe (7), a plurality of through-holes (91) have been seted up on casing (9).

7. A small gas detecting device according to claim 2, wherein: the telescopic assembly (6) further comprises a third telescopic rod (63) sleeved on the second telescopic rod (62), and the third telescopic rod (63) is in threaded connection with the second telescopic rod (62).

8. A compact gas detection unit as claimed in claim 1, wherein: the detection terminal device (3), the detection probe (7) and the hose (4) are all placed in the placement box (1), a strap (111) is arranged on the placement box (1), and two ends of the strap (111) are fixedly connected with opposite side walls of the placement box (1) respectively.

9. A compact gas detection unit as claimed in claim 8, wherein: place case (1) including box (11), with box (11) articulated case lid (12), place case (1) and be connected with hasp subassembly (2), hasp subassembly (2) include with locking piece (21) that box (11) are connected, with case lid (12) rotate lock lever (22) of connecting, lock lever (22) are worn to establish locking piece (21).