CN211401832U

CN211401832U - Portable indoor air sampling and rapid testing system

Info

Publication number: CN211401832U
Application number: CN201922201048.XU
Authority: CN
Inventors: 谭丽娟
Original assignee: Guangdong Yuanchuang Testing Technology Co ltd
Current assignee: Guangdong Yuanchuang Testing Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-01
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a portable indoor air sampling and rapid testing system, which comprises a box body and a retraction assembly; a box body: a partition plate is arranged in the middle of the inside of the box body, an air sampler is arranged on the surface of the partition plate, an air inlet pipe is arranged at the top end of the air sampler and penetrates through the top surface of the box body, a sample inlet is arranged at the top end of the air inlet pipe, and an air detector is arranged on the inner bottom surface of the box body; receive and release the subassembly: receive and release the subassembly and include the mounting groove, gu fixed ring, pivot and spiral spring, the bottom of box is located to the mounting groove symmetry, the side of mounting groove is located to solid fixed ring symmetry, the both ends of pivot are rotated respectively and are connected two relative sides at the mounting groove, inside one end and the pivot fixed connection of spiral spring, the outside one end of spiral spring and solid fixed ring's medial surface fixed connection, this portable indoor air sampling and quick test system, portable and removal, and can detect fast after collecting and finishing, effectively improve detection efficiency.

Description

Portable indoor air sampling and rapid testing system

Technical Field

The utility model relates to an indoor air sampling and quick test technical field specifically are a portable indoor air sampling and quick test system.

Background

Indoor air quality detection is a new industry, and is directed at the situation that indoor air pollutants caused by indoor decoration and furniture addition exceed the standard, the technical processes of analysis and assay are carried out, the indoor air detection can judge the pollution conditions of various indoor indexes according to the indoor air quality standard, and targeted prevention and control measures are carried out, when the indoor air is detected, air collection is firstly carried out, the detection is carried out after the air is collected, and the collection place is required to be continuously moved to ensure the accuracy of detection results, the process is relatively troublesome, and the detection efficiency is relatively low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a portable indoor air sampling and quick test system, portable and removal to can detect fast after the collection finishes, effectively improve detection efficiency, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a portable indoor air sampling and rapid testing system comprises a box body and a retraction assembly;

a box body: the box body is a cuboid, a partition plate is arranged in the middle of the box body and divides the interior of the box body into an upper part and a lower part, an air sampler is arranged on the surface of the partition plate, an air inlet pipe is arranged at the top end of the air sampler and penetrates through the top surface of the box body, a sample inlet is arranged at the top end of the air inlet pipe, an air pipe is arranged on the side surface of the air sampler and is provided with an electromagnetic valve, an air detector is arranged on the bottom surface of the interior of the box body, and an;

receive and release the subassembly: the winding and unwinding assembly comprises mounting grooves, fixing rings, a rotating shaft and a volute spiral spring, the mounting grooves are symmetrically arranged at the bottom of the box body, the fixing rings are symmetrically arranged on the side surfaces of the mounting grooves, two ends of the rotating shaft are respectively and rotatably connected to two opposite side surfaces of the mounting grooves, one end inside the volute spiral spring is fixedly connected with the rotating shaft, and one end outside the volute spiral spring is fixedly connected with the inner side surface of the fixing rings;

wherein: still include the PLC controller, the side of box is located to the PLC controller, and the input of PLC controller is connected with external power source's output electricity, and the output of PLC controller is connected with the input electricity of air detector, air sampler and solenoid valve respectively.

Further, still include the ratchet subassembly, the ratchet subassembly includes recess, connecting axle and ratchet, the bottom of box is located to the recess, the one end of connecting axle is rotated and is connected in the side of recess, and the other end of connecting axle passes the side of recess and the one end fixed connection of pivot, the middle part of connecting axle is located to the ratchet, and the ratchet subassembly can prevent the pivot through cooperating with spacing subassembly and reverse, avoids the braces mistake to withdraw.

Further, still include spacing subassembly, spacing subassembly includes gag lever post, pin, spring and limiting plate, the gag lever post runs through the bottom surface of recess, the pin runs through the circumference side of gag lever post, the spring activity cup joints on the gag lever post between pin and the box bottom surface, the bottom surface of box is located to the limiting plate, is equipped with the spacing groove that open direction is opposite on the limiting plate, the both ends of pin respectively with two spacing groove clearance fit on the limiting plate, spacing subassembly through with the ratchet subassembly cooperation carry on spacingly to the ratchet, and then can prevent that the pivot from reversing, avoid the braces mistake to withdraw.

Furthermore, the portable box type portable detection device further comprises a strap, one end of the strap is fixedly connected with the middle of the rotating shaft, the other end of the strap is detachably connected with the top end of the box body, and the strap can improve the portability of the device, is convenient to move and improves the detection efficiency.

Further, still include coupling assembling, coupling assembling includes spread groove, connecting block, spacing hole, screw and stopper, the one end of braces is located to the stopper, and it has spacing hole to open on the stopper, the top of box is located to the spread groove, the connecting block passes through the cylindric lock and rotates the side of connection at the spread groove, and open at the middle part of connecting block has the draw-in groove with spacing block clearance fit, and open on the surface of connecting block has the screw hole that corresponds the size with spacing hole, screw hole threaded connection on screw and the connecting block, the bottom and the spacing hole clearance fit of screw, coupling assembling can realize being connected dismantling between braces and the box, and then can realize withdrawing of braces.

Compared with the prior art, the beneficial effects of the utility model are that: this portable indoor air sampling and quick test system has following benefit:

1. this portable indoor air sampling and quick test system receive and releases subassembly, mutually supporting of ratchet subassembly and spacing subassembly can avoid tensile in-process pivot to reverse and lead to the braces to withdraw, drive the pivot rotation when tensile braces, and then can drive the spiral spring shrink energy storage of both sides, promote the gag lever post this moment and make its and ratchet contact, rotate the gag lever post when the gag lever post corresponds with the spacing groove on the limiting plate and make gag lever post and spacing groove clearance fit, and then can avoid the reversal of pivot.

2. This portable indoor air sampling and quick test system's braces has improved the portability of this device, and the removal of being convenient for improves detection efficiency.

3. This coupling assembling of portable indoor air sampling and quick test system can realize dismantling between braces and the box and be connected, and then can realize withdrawing of braces.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is an enlarged schematic view of the structure at B of the present invention;

FIG. 4 is a schematic diagram of the isometric structure of the present invention;

fig. 5 is a schematic front view of the present invention.

In the figure: the device comprises a box body 1, a PLC 11, a clapboard 2, an air detector 21, an air sampler 3, a sample inlet 31, an air pipe 32, an electromagnetic valve 33, a 4 take-up and pay-off assembly, a 41 mounting groove, a 42 fixing ring, a 43 rotating shaft, a 44 volute spring, a 45 strap, a 5 ratchet assembly, a 51 groove, a 52 connecting shaft, a 53 ratchet, a 6 limiting assembly, a 61 limiting rod, a 62 stop lever, a 63 spring, a 64 limiting plate, a 7 connecting assembly, a 71 connecting groove, a 72 connecting block, a 73 limiting hole, a 74 screw and a 75 limiting block.

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. 1-5, the present invention provides a technical solution: a portable indoor air sampling and rapid testing system comprises a box body 1 and a retraction assembly 4;

a box body 1: the air sampling device comprises a box body 1, a baffle plate 2, an air sampler 3, an air inlet pipe, an air inlet port 31, an air pipe 32, an electromagnetic valve 33, an air detector 21 and an air inlet port of the air detector 21, wherein the box body 1 is a cuboid, the baffle plate 2 is arranged in the middle of the box body 1, the baffle plate 2 divides the interior of the box body 1 into an upper part and a lower part, the surface of the baffle plate 2 is provided with the air sampler 3, the top end of the air sampler 3 is provided with the air inlet pipe, the air inlet pipe penetrates through the top surface of;

receive and release subassembly 4: the retraction assembly 4 comprises a mounting groove 41, a fixing ring 42, a rotating shaft 43 and a scroll spring 44, the mounting groove 41 is symmetrically arranged at the bottom of the box body 1, the fixing ring 42 is symmetrically arranged on the side surface of the mounting groove 41, two ends of the rotating shaft 43 are respectively and rotatably connected to two opposite side surfaces of the mounting groove 41, one end inside the scroll spring 44 is fixedly connected with the rotating shaft 43, and one end outside the scroll spring 44 is fixedly connected with the inner side surface of the fixing ring 42;

wherein: still include PLC controller 11, PLC controller 11 locates the side of box 1, and PLC controller 11's input is connected with external power source's output electricity, and PLC controller 11's output is connected with air detector 21, air sampler 3 and solenoid valve 33's input electricity respectively.

Wherein: the box body 1 is characterized by further comprising a ratchet wheel assembly 5, wherein the ratchet wheel assembly 5 comprises a groove 51, a connecting shaft 52 and a ratchet wheel 53, the groove 51 is formed in the bottom of the box body 1, one end of the connecting shaft 52 is rotatably connected to the side face of the groove 51, the other end of the connecting shaft 52 penetrates through the side face of the groove 51 to be fixedly connected with one end of the rotating shaft 43, and the ratchet wheel 53 is arranged in the middle of the connecting shaft 52; the box body is characterized by further comprising a limiting component 6, wherein the limiting component 6 comprises a limiting rod 61, a stop lever 62, a spring 63 and a limiting plate 64, the limiting rod 61 penetrates through the bottom surface of the groove 51, the stop lever 62 penetrates through the circumferential side surface of the limiting rod 61, the spring 63 is movably sleeved on the limiting rod 61 between the stop lever 62 and the bottom surface of the box body 1, the limiting plate 64 is arranged on the bottom surface of the box body 1, limiting grooves with opposite opening directions are formed in the limiting plate 64, and two ends of the stop lever 62 are respectively in clearance fit with the two limiting grooves in the limiting plate 64; the box body is characterized by further comprising a strap 45, one end of the strap 45 is fixedly connected with the middle of the rotating shaft 43, and the other end of the strap 45 is detachably connected with the top end of the box body 1; still include coupling assembling 7, coupling assembling 7 includes connecting groove 71, connecting block 72, spacing hole 73, screw 74 and stopper 75, the one end of braces 45 is located to stopper 75, it has spacing hole 73 to open on the stopper 75, the top of box 1 is located to connecting groove 71, connecting block 72 rotates the side of connecting at connecting groove 71 through the cylindric lock, open at the middle part of connecting block 72 has the draw-in groove with stopper 75 clearance fit, the surface of connecting block 72 is opened has the screw hole that corresponds the size with spacing hole 73, screw 74 and the screw hole threaded connection on the connecting block 72, the bottom and the spacing hole 73 clearance fit of screw 74.

When in use:

open the solenoid valve 33 after the air sampling ware 3 finishes sampling and let in the air detector 21 with the air of gathering and detect, braces 45 can improve the portability of this device, portable, convenient to remove, improve detection efficiency, coupling assembling 7 can realize dismantling between braces 45 and the box 1 and be connected, and then can realize withdrawing of braces 45, receive and release subassembly 4, ratchet subassembly 5 and spacing subassembly 6 mutually support and can avoid tensile in-process pivot 43 to reverse and lead to braces 45 to withdraw, drive pivot 43 and rotate when tensile braces 45, and then can drive the scroll spring 44 shrink energy storage of both sides, promote gag lever post 61 this moment and make it contact with ratchet 53, rotate gag lever post 61 when gag lever post 62 corresponds with the spacing groove on the limiting plate 64 and make gag lever post 62 and spacing groove clearance fit, and then can avoid the reversal of pivot 43.

It should be noted that, in this embodiment, the specific model of the core chip of the PLC controller 11 is siemens S7-300, the air detector 21, the air sampler 3, and the electromagnetic valve 33 may be freely configured according to the actual application scenario, the air detector 21 may be a high-precision air quality detector available from hebei morning environmental protection technology ltd, the air sampler 3 may be a DL-6100 intelligent particulate matter sampler available from Qingdao dynasty world environmental protection equipment ltd, and the electromagnetic valve 33 may be a 2V series electromagnetic valve available from Bailingpneumatically technology ltd. The PLC controller controls the induced draft fan 2 and the motor 31 to work by adopting a common method in the prior art.

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. The utility model provides a portable indoor air sampling and quick test system which characterized in that: comprises a box body (1) and a retraction assembly (4);

case (1): the air sampling box is characterized in that the box body (1) is a cuboid, a partition plate (2) is arranged in the middle of the inside of the box body (1), the partition plate (2) divides the inside of the box body (1) into an upper part and a lower part, an air sampler (3) is arranged on the surface of the partition plate (2), an air inlet pipe is arranged at the top end of the air sampler (3) and penetrates through the top surface of the box body (1), a sample inlet (31) is arranged at the top end of the air inlet pipe, an air pipe (32) is arranged on the side surface of the air sampler (3), an electromagnetic valve (33) is arranged on the air pipe (32), an air detector (21) is arranged on the bottom surface of the;

retraction assembly (4): the winding and unwinding assembly (4) comprises mounting grooves (41), fixing rings (42), a rotating shaft (43) and scroll springs (44), the mounting grooves (41) are symmetrically arranged at the bottom of the box body (1), the fixing rings (42) are symmetrically arranged on the side faces of the mounting grooves (41), two ends of the rotating shaft (43) are respectively rotatably connected to two opposite side faces of the mounting grooves (41), one end of the inside of each scroll spring (44) is fixedly connected with the corresponding rotating shaft (43), and one end of the outside of each scroll spring (44) is fixedly connected with the inner side face of the corresponding fixing ring (42);

wherein: still include PLC controller (11), the side of box (1) is located in PLC controller (11), and the input of PLC controller (11) is connected with external power source's output electricity, and the output of PLC controller (11) is connected with the input electricity of air detector (21), air sampler (3) and solenoid valve (33) respectively.

2. A portable indoor air sampling and rapid testing system according to claim 1, characterized in that: still include ratchet assembly (5), ratchet assembly (5) include recess (51), connecting axle (52) and ratchet (53), the bottom of box (1) is located in recess (51), the one end rotation of connecting axle (52) is connected in the side of recess (51), and the other end of connecting axle (52) passes the side of recess (51) and the one end fixed connection of pivot (43), the middle part of connecting axle (52) is located in ratchet (53).

3. A portable indoor air sampling and rapid testing system according to claim 2, characterized in that: still include spacing subassembly (6), spacing subassembly (6) include gag lever post (61), pin (62), spring (63) and limiting plate (64), gag lever post (61) runs through the bottom surface of recess (51), the circumference side that gag lever post (61) run through gag lever post (62), spring (63) activity is cup jointed on gag lever post (61) between pin (62) and box (1) bottom surface, the bottom surface of box (1) is located in limiting plate (64), is equipped with the spacing groove that the opening opposite direction is located on limiting plate (64), the both ends of pin (62) respectively with two spacing groove clearance fit on limiting plate (64).

4. A portable indoor air sampling and rapid testing system according to claim 1, characterized in that: the box body is characterized by further comprising a strap (45), one end of the strap (45) is fixedly connected with the middle of the rotating shaft (43), and the other end of the strap (45) is detachably connected with the top end of the box body (1).

5. The portable indoor air sampling and rapid testing system according to claim 4, wherein: still include coupling assembling (7), coupling assembling (7) are including spread groove (71), connecting block (72), spacing hole (73), screw (74) and stopper (75), the one end of braces (45) is located in stopper (75), and it has spacing hole (73) to open on stopper (75), the top of box (1) is located in spread groove (71), the side at spread groove (71) is connected in through the cylindric lock rotation in connecting block (72), and open at the middle part of connecting block (72) has the draw-in groove with stopper (75) clearance fit, and the surface of connecting block (72) is opened has the screw hole that corresponds the size with spacing hole (73), screw hole threaded connection on screw (74) and the connecting block (72), the bottom and spacing hole (73) clearance fit of screw (74).