CN210533811U

CN210533811U - Novel atmospheric sampling appearance

Info

Publication number: CN210533811U
Application number: CN201921064367.4U
Authority: CN
Inventors: 李婷; 李舒婷; 梁子凌
Original assignee: Lanzhou University
Current assignee: Lanzhou University
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-05-15
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a novel atmosphere sampling instrument, the structure of which comprises an atmosphere sampling instrument body, a switch, a power line interface, a display screen, a control key, a flowmeter and a flow knob, in order to solve the problem that the suck-back prevention bottle of the existing atmosphere sampling instrument is usually directly arranged in a groove at the top of the atmosphere sampling instrument and is easy to fall and damage by external force, a protective cover device is arranged at the top of the atmosphere sampling instrument body, the sliding sleeve is forced to move downwards along an installation shell to extrude a rotating arm by applying pressure to the sliding sleeve, the rotating arm rotates along a bolt to drive a hoop sleeve to rotate to open and extrude a first spring, meanwhile, a jacking block is forced to move downwards along a sliding groove to extrude a second spring, then the suck-back bottle is arranged between two protective pads, then the sliding sleeve is loosened, the jacking block is driven to move upwards by the elasticity provided by the second spring to jack the sliding sleeve, and the hoop sleeve, the anti-suck-back bottle is clamped through the protection pad, so that the effects of protecting the anti-suck-back bottle and preventing the bottle from falling are achieved.

Description

Novel atmospheric sampling appearance

Technical Field

The utility model relates to an atmospheric sampling appearance technical field, concretely relates to novel atmospheric sampling appearance.

Background

The atmosphere sampling instruments are various in types and can be divided into gas (including steam) sampling instruments and particulate matter sampling instruments according to the collection objects; according to the place of use can divide into environment sampling appearance, indoor sampling appearance (like the sampling appearance that uses in the factory workshop) and pollution source sampling appearance (like the chimney sampling appearance), in addition there is the atmosphere sampling appearance of special use, like the sampling appearance of gathering gas and particulate matter simultaneously, sulfur dioxide and particulate matter in the atmosphere can be gathered, or hydrogen fluoride and particulate matter etc., be convenient for study gaseous state and solid-state material sulphur or fluorine interrelation, the sampling appearance of gathering bacterium in the air in addition, but the anti-suck-back bottle of current atmosphere sampling appearance is usually directly arranged in the recess at atmosphere sampling appearance top, receive the damage that drops easily of external force.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, present a novel atmosphere sampling appearance, solved the recess at atmosphere sampling appearance top is directly arranged in usually to the bottle of preventing suck-back of current atmosphere sampling appearance, receives the problem that external force dropped the damage easily.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a novel atmosphere sampling instrument, which comprises an atmosphere sampling instrument body, a switch, a power line interface, a display screen, a control key, a flowmeter, a flow knob, a handle, a gas outlet, a conduit, a suck-back prevention bottle, a supporting leg and a protective cover device, wherein the switch and the power line interface are arranged at the rear end of the atmosphere sampling instrument body, the display screen, the control key and the flowmeter are arranged at the front end of the atmosphere sampling instrument body, the flow knob is arranged at the bottom of the flowmeter, the bottom of the handle is fixedly connected with the atmosphere sampling instrument body, the gas outlet is arranged at the top of the atmosphere sampling instrument body, the bottom of the protective cover device is fixed with the atmosphere sampling instrument body through a bolt, the inner surface of the protective cover device is tightly attached to the suck-back prevention bottle, and the protective cover device consists of an installation shell, an installation hole, a sliding sleeve, a bolt, the utility model discloses a bottle of preventing suck-back, including installation shell, hoop cover, first spring, second spring, pressure supply mechanism, installation shell bottom is provided with the circular shape mounting hole, installation shell top inboard and sliding sleeve sliding connection, the sliding sleeve passes through bolt and rocking arm middle part normal running fit, rocking arm top and hoop cover fixed connection, the hoop cover internal surface bonds fixedly with the protection pad through glue, first spring one end closely laminates with the hoop cover, and the other end and sliding sleeve internal surface fixed connection, both ends around the power supply mechanism sets up in the installation shell inboard, the installation shell bottom passes through the bolt fastening with the atmosphere sampling appearance body, protection pad internal surface hugs.

Further, the power supply mechanism comprises spring groove, second spring, kicking block and spout, the spring inslot portion is provided with compression state's second spring, second spring one end is pasted in spring groove bottom, and the other end is pasted in the kicking block bottom, kicking block rear end and spout sliding connection, the spout sets up in spring groove front end, the spring groove sets up both ends inboard around the installation shell, the kicking block top is pasted in the sliding sleeve bottom.

Further, pipe one end and gas outlet top sealing connection, the other end and prevent suck-back bottle left end sealing fixation, supporting legs top and atmosphere sampling appearance body bottom fixed connection, display screen, control key and switch all are connected with atmosphere sampling appearance body electricity.

Furthermore, the mounting holes are provided with six mounting holes and circularly surround the bottom of the mounting shell.

Furthermore, the size of the inner surface of the mounting shell is matched with the size of the outer surface of the sliding sleeve.

Furthermore, the inner side of the top of the mounting shell and the outer side of the bottom of the sliding sleeve are both provided with limiting rings.

Further, the angle of the rotating arm rotating along the sliding sleeve is as follows: 0-30 degrees.

Furthermore, the size of the rear end of the ejector block is matched with the size of the inner surface of the sliding groove.

Further, the distance that the kicking block slided from top to bottom along the spout does: 0-5 cm.

Further, the material of rocking arm is: martensitic stainless steel.

Further, the material of installation shell is: tungsten steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) the utility model discloses a portable electronic device, including the casing, the casing is provided with the bolt, the casing is provided with the safety cover device, through the casing, the casing is provided with the installation shell, the casing is provided with the casing, the casing is.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic structural view of the protective cover device of the present invention;

fig. 4 is a schematic sectional structure view of the protective cover device of the present invention;

fig. 5 is a schematic view of a sectional structure of the force supplying mechanism of the present invention.

In the figure: the device comprises an atmosphere sampling instrument body-1, a switch-101, a power line interface-102, a display screen-2, a control key-3, a flowmeter-4, a flow knob-5, a handle-6, an air outlet-7, a conduit-8, an anti-suck-back bottle-9, a supporting leg-10, a protective cover device-11, a mounting shell-111, a mounting hole-112, a sliding sleeve-113, a bolt-114, a rotating arm-115, a hoop sleeve-116, a protective pad-117, a first spring-118, a force supply mechanism-119, a spring groove-1191, a second spring-1192, a top block-1193 and a sliding groove-1194.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a novel atmospheric sampling instrument: the atmosphere sampling instrument comprises an atmosphere sampling instrument body 1, a switch 101, a power line interface 102, a display screen 2, a control key 3, a flowmeter 4, a flow knob 5, a handle 6, a gas outlet 7, a conduit 8, a suck-back prevention bottle 9, a supporting leg 10 and a protective cover device 11, wherein the switch 101 and the power line interface 102 are arranged at the rear end of the atmosphere sampling instrument body 1, the display screen 2, the control key 3 and the flowmeter 4 are arranged at the front end of the atmosphere sampling instrument body 1, the flow knob 5 is arranged at the bottom of the flowmeter 4, the bottom of the handle 6 is fixedly connected with the atmosphere sampling instrument body 1, the gas outlet 7 is arranged at the top of the atmosphere sampling instrument body 1, the bottom of the protective cover device 11 is fixed with the atmosphere sampling instrument body 1 through bolts, the inner surface of the protective cover device 11 is tightly attached to the suck-back prevention bottle 9, and the protective cover device 11 is, The first spring 118 and the force supply mechanism 119 constitute, the bottom of the installation shell 111 is provided with circular mounting hole 112, the inside of the top of the installation shell 111 is connected with the sliding sleeve 113 in a sliding manner, the sliding sleeve 113 is in running fit with the middle of the rotating arm 115 through the bolt 114, the top of the rotating arm 115 is fixedly connected with the hoop sleeve 116, the inner surface of the hoop sleeve 116 is fixedly bonded with the protection pad 117 through glue, one end of the first spring 118 is tightly attached to the hoop sleeve 116, the other end of the first spring is fixedly connected with the inner surface of the sliding sleeve 113, the force supply mechanism 119 is arranged at the front end and the rear end of the inside of the installation shell 111, the bottom of the installation shell 111 is fixed with the atmosphere.

Wherein, the power supply mechanism 119 comprises spring groove 1191, second spring 1192, kicking block 1193 and spout 1194, and the inside second spring 1192 that is provided with compression state of spring groove 1191, second spring 1192 one end is pasted in spring groove 1191 bottom, and the other end is pasted in kicking block 1193 bottom, kicking block 1193 rear end and spout 1194 sliding connection, and spout 1194 sets up in spring groove 1191 front end, and spring groove 1191 sets up in both ends inboard around the installation shell 111, and kicking block 1193 top is pasted in sliding sleeve 113 bottom.

Wherein, 8 one end of pipe and 7 top sealing connection in gas outlet, the other end and prevent suck-back bottle 9 left end sealing fixation, supporting legs 10 top and 1 bottom fixed connection of atmosphere sampling appearance body, display screen 2, control key 3 and switch 101 all are connected with atmosphere sampling appearance body 1 electricity.

The number of the mounting holes 112 is six, and the mounting holes are circularly surrounded along the bottom of the mounting shell 111, so that the mounting holes are conveniently fixed.

The size of the inner surface of the mounting shell 111 is matched with the size of the outer surface of the sliding sleeve 113, so that sliding connection is convenient.

Wherein, the inboard and the sliding sleeve 113 bottom outside in installation shell 111 top all is provided with the spacing ring, prevents sliding sleeve 113 roll-off installation shell 111.

The rotation angle of the rotating arm 115 along the sliding sleeve 113 is: 0-30 degrees, which is convenient for driving the hoop sleeve 116 to rotate and open.

The size of the rear end of the top block 1193 is matched with the size of the inner surface of the sliding groove 1194, so that the top block 1193 can slide up and down along the sliding groove 1194 conveniently.

Wherein, the distance that the top block 1193 slides up and down along the sliding groove 1194 is: 0-5cm, and the rotating arm 115 is conveniently extruded in a sliding manner.

The rotating arm 115 is made of: the martensitic stainless steel forging has the performances of ultrahigh strength, hardness, chemical corrosion resistance, electrochemical corrosion resistance, heat resistance and high temperature resistance.

Wherein, the material of installation shell 111 is: tungsten steel;

according to the upper table the utility model discloses installation shell 111 utilizes the tungsten steel to make, can reach, excellent properties such as high rigidity, abrasion strength and toughness are good, heat-resisting, corrosion-resistant.

The flowmeter 4 of this patent, which the national committee on the approval of science and technology terms defines as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval are, in short, meters for measuring the flow rate of fluid in a pipe or open channel.

The working principle is as follows: firstly, the device is moved to a proper position, then the power line interface 102 is connected with an external power supply, then the switch 101 is clicked to electrify the atmosphere sampling instrument body 1, then one end of the conduit 8 is connected with the air outlet 7, then pressure is applied to the sliding sleeve 113, the sliding sleeve 113 moves downwards along the installation shell 111 to extrude the rotating arm 115, the rotating arm 115 rotates along the bolt 114 to drive the hoop sleeve 116 to rotate and open, pressure is applied to the first spring 118 to stress and compress the first spring 118, meanwhile, the sliding sleeve 113 slides downwards to exert pressure on the top block 1193, the top block 1193 is stressed to move downwards along the sliding groove 1194 to extrude the second spring 1192, then the suck-back prevention bottle 9 is placed between the two protection pads 117, then the sliding sleeve 113 is released, the elastic force provided by the recovery of the second spring 1192 drives the top block 1193 to move upwards along the sliding groove 1194 to jack the sliding sleeve 113, meanwhile, the first spring 118 provides elastic force to drive the hoop sleeve 116 to fold, clamping the anti-suck-back bottle 9 through a protection pad 117, wrapping the anti-suck-back bottle 9 by a mounting shell 111 and a sliding sleeve 113 for protection, clamping the anti-suck-back bottle 9 by a hoop sleeve 116 and the protection pad 117, then connecting the other end of the conduit 8 with the anti-suck-back bottle 9, then taking out two test tubes, adding purified water into the first test tube for eighty percent of full, shaking after capping, guiding water of the first test tube into the second test tube for capping, shaking, dividing water of the second test tube into two, pouring back to the first test tube, then respectively adding water until eighty percent of full, guiding water of one test tube into the anti-suck-back bottle 9 for sampling, taking the other test tube as an empty package sample, then rotating a flow knob 5, adjusting a flow meter 4 to 500ML/min, setting the default time for 20 minutes, then starting an atmosphere sampling instrument body 1 for sampling, guiding air into the conduit 8 through an air outlet 7, is introduced into the suck-back prevention bottle 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel atmosphere sampler comprises an atmosphere sampler body (1), a switch (101), a power line interface (102), a display screen (2), a control key (3), a flowmeter (4), a flow knob (5), a handle (6), an air outlet (7), a conduit (8), an anti-suck-back bottle (9) and a support leg (10), wherein the switch (101) and the power line interface (102) are arranged at the rear end of the atmosphere sampler body (1), the display screen (2), the control key (3) and the flowmeter (4) are arranged at the front end of the atmosphere sampler body (1), the flow knob (5) is arranged at the bottom of the flowmeter (4), the bottom of the handle (6) is fixedly connected with the atmosphere sampler body (1), and the air outlet (7) is arranged at the top of the atmosphere sampler body (1);

the method is characterized in that: still include safety cover device (11), safety cover device (11) bottom passes through the bolt fastening with atmosphere sampling appearance body (1), safety cover device (11) internal surface and the tight laminating of suck-back prevention bottle (9), safety cover device (11) comprises installation shell (111), mounting hole (112), sliding sleeve (113), bolt (114), rocking arm (115), cuff (116), protection pad (117), first spring (118) and power supply mechanism (119), installation shell (111) bottom is provided with circular shape mounting hole (112), installation shell (111) top inboard and sliding sleeve (113) sliding connection, sliding sleeve (113) pass through bolt (114) and rocking arm (115) middle part normal running fit, rocking arm (115) top and cuff (116) fixed connection, cuff (116) internal surface and protection pad (117) bond fixedly through glue, first spring (118) one end and hoop cover (116) closely laminate, and the other end is connected with sliding sleeve (113) internal surface fixed, power supply mechanism (119) set up in both ends around installation shell (111) inboard, installation shell (111) bottom passes through the bolt fastening with atmosphere sampling appearance body (1), protection pad (117) internal surface is hugged closely in preventing suck-back bottle (9) surface.

2. The novel atmosphere sampling instrument according to claim 1, characterized in that: force supply mechanism (119) comprise spring groove (1191), second spring (1192), kicking block (1193) and spout (1194), spring groove (1191) inside is provided with second spring (1192) of compression state, second spring (1192) one end is pasted in spring groove (1191) bottom, and the other end is pasted in kicking block (1193) bottom, kicking block (1193) rear end and spout (1194) sliding connection, spout (1194) set up in spring groove (1191) front end, spring groove (1191) set up in installation shell (111) front and back both ends inboard, kicking block (1193) top is pasted in sliding sleeve (113) bottom.

3. The novel atmosphere sampling instrument according to claim 1, characterized in that: pipe (8) one end and gas outlet (7) top sealing connection, the other end and prevent suck-back bottle (9) left end sealing fixation, supporting legs (10) top and atmosphere sample appearance body (1) bottom fixed connection, display screen (2), control key (3) and switch (101) all are connected with atmosphere sample appearance body (1) electricity.

4. The novel atmosphere sampling instrument according to claim 1, characterized in that: the number of the mounting holes (112) is six, and the mounting holes circularly surround the bottom of the mounting shell (111).

5. The novel atmosphere sampling instrument according to claim 1, characterized in that: the size of the inner surface of the mounting shell (111) is matched with the size of the outer surface of the sliding sleeve (113).

6. The novel atmosphere sampling instrument according to claim 1, characterized in that: limiting rings are arranged on the inner side of the top of the mounting shell (111) and the outer side of the bottom of the sliding sleeve (113).

7. The novel atmosphere sampling instrument according to claim 1, characterized in that: the rotating arm (115) rotates along the sliding sleeve (113) by the following angles: 0-30 degrees.

8. The novel atmosphere sampling instrument according to claim 2, characterized in that: the size of the rear end of the top block (1193) is matched with the size of the inner surface of the sliding groove (1194).

9. The novel atmosphere sampling instrument according to claim 2, characterized in that: the distance that the top block (1193) slides up and down along the sliding groove (1194) is as follows: 0-5 cm.