CN113109102A

CN113109102A - Sampling device and environment monitoring equipment

Info

Publication number: CN113109102A
Application number: CN202110409327.4A
Authority: CN
Inventors: 王翠平
Original assignee: Jimei University
Current assignee: Jimei University
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-07-13

Abstract

The embodiment of the invention discloses a sampling device and environment monitoring equipment, which relate to the technical field of environment-friendly equipment and mainly aim to solve the problem of low working efficiency of the existing sampling device, environment monitoring equipment and environment monitoring equipment, the sampling device and the environment monitoring equipment comprise a sampling container, a main body, a sampling assembly, an auxiliary assembly and a gas component detector or content detector, wherein the sampling assembly comprises a shell and a protruding part used for driving the shell to rotate when bearing pressure, the protruding part is provided with a sampling port used for leading a substance to be sampled into the sampling container, the auxiliary assembly comprises a movable assembly and a driving part used for driving the movable assembly to be close to or far away from the sampling container, the shell rotates and can drive a reciprocating part to quickly discharge a sample to be detected into the sampling container through the driving part, so that the gas component detector or the content detector can carry out qualitative or quantitative detection on the sample to be detected, thereby improving the working efficiency.

Description

Sampling device and environment monitoring equipment

Technical Field

The invention relates to the technical field of environment-friendly equipment, in particular to a sampling device.

Background

Environmental protection is regarded by more and more people, especially is receiving much attention in the aspect of air quality, how to deal with the worsening of environment, and environmental monitoring sample becomes the first step of effectively solving the environmental problem naturally.

The existing sampling device is easily influenced by wind direction, and the structure for adjusting the direction of the sampling opening by adding the sampling device along with the wind direction can solve the problem, but the sampling mode can lead to the smaller contact area of the sampling opening and air, namely the air quantity entering the sampling container from the sampling opening in unit time is less, and the sampling work efficiency is very low.

Disclosure of Invention

An embodiment of the present invention is directed to a sampling device, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a sampling device comprising a sampling container and a body, the body having disposed therein a discharge assembly for discharging a sample into the sampling container, further comprising:

a sampling assembly comprising a housing located on a body; the protruding part is used for driving the shell to rotate when bearing pressure, and a sampling port used for introducing a substance to be sampled into the sampling container is arranged on the protruding part; and

an auxiliary assembly comprising a movable assembly located within the exhaust assembly; and the driving part is used for driving the movable assembly to be close to or far away from the sampling container, a reciprocating part used for sealing the discharge assembly is arranged in the movable assembly, and the driving part is assembled and connected with the sampling assembly.

As a further scheme of the invention: the number of the protruding parts is a plurality of, a certain inclination angle is designed between the protruding parts and the shell, and the protruding parts are symmetrical about the axis center of the shell.

As a still further scheme of the invention: the auxiliary assembly comprises a lifting assembly positioned in the discharge assembly, a sealing part is arranged in the lifting assembly, and the sealing part is arranged on the reciprocating part; and

and the driving part is converted into a force for driving the lifting component to do lifting motion through the transmission component.

As a still further scheme of the invention: the discharge assembly comprises a cavity, and the connecting part is positioned at the end part of the cavity; and

the connecting part is positioned at the end part of the cavity and is used for discharging a sample in the cavity into the sampling container.

As a still further scheme of the invention: the storage part comprises a sealed cavity positioned in the main body, and an operation port is arranged on one side of the sealed cavity; and

the supporting part is positioned in the sealing cavity, and the sampling container is placed at one end of the supporting part close to the connecting part; and

the telescopic assembly is arranged at one end, far away from the connecting part, of the supporting part and used for adjusting the position of the sampling container relative to the connecting part.

As a still further scheme of the invention: the telescopic assembly is of an elastic air bag structure or is a spring, and a plurality of guide rods used for stabilizing the supporting part are arranged at the connecting position of the telescopic assembly and the main body.

As a still further scheme of the invention: the main body further comprises an adjusting component for adjusting the height of the main body; and

the lifting assembly is arranged on the supporting assembly; and

a moving assembly located on the support assembly.

As a still further scheme of the invention: the sampling assembly further comprises a drainage assembly and a partition plate, wherein the drainage assembly is located in the shell, the partition plate is used for blocking water, and the drainage assembly is used for draining water entering from the sampling port.

As a still further scheme of the invention: a fixing assembly is further arranged at the joint of the main body and the shell, and a limiting assembly used for limiting the shell to rotate around the axis of the shell is arranged in the fixing assembly; and a locking assembly for securing the spacing assembly.

As a still further scheme of the invention: the utility model provides an environment monitoring equipment, includes sampling device still includes gaseous composition detector or content detector, and the input of gaseous composition detector or content detector is used for and sampling device intercommunication, and then can carry out qualitative or quantitative determination with the material of waiting to sample that sampling device collected.

Compared with the prior art, the invention has the beneficial effects that:

the design of a plurality of align to grid's protruding portion on the casing, make the arbitrary direction blow the wind to the casing and can both drive the casing rotatory, meanwhile, wind can follow the sample connection on the protruding portion again and get into the casing, make the amount of wind that gets into the casing in the unit interval obtain promoting, and then get into in main part and the main internal emission subassembly, the casing is rotatory can drive movable subassembly through the drive division again and move in the emission subassembly, thereby in discharging the air in the subassembly into sample container fast, the current gas sampling device of having solved easily receives the wind direction, there is the problem that work efficiency is low.

Drawings

FIG. 1 is a schematic cross-sectional view of a sampling device according to the present invention.

FIG. 2 is a schematic cross-sectional view of a sampling assembly of the sampling device of the present invention.

Fig. 3 is an isometric view of a sampling assembly in the sampling device of the present invention.

FIG. 4 is an enlarged view of a portion of the drainage assembly of the sampling device of the present invention.

FIG. 5 is an enlarged view of a portion of the movable element of the sampling device of the present invention.

FIG. 6 is an enlarged view of a portion of the storage member of the sampling device of the present invention.

FIG. 7 is an isometric view of a movable assembly of the sampling device of the present invention.

Reference numerals: 1-shell, 2-projection, 3-sampling port, 4-sample channel, 5-worm, 6-main body, 7-port, 8-sampling container, 9-placing disk, 10-threaded rod, 11-threaded pipe, 12-base, 13-regulating disk, 14-roller, 15-sealing cover, 16-partition board, 17-one-way valve I, 18-baffle, 19-drainage groove, 20-drainage pipe, 21-sealing pipe, 22-piston, 23-bracket, 24-transmission component, 241-worm wheel, 242-eccentric shaft, 243-connecting rod, 25-one-way valve II, 26-drainage pipe, 27-guide rod and 28-spring.

Detailed Description

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, the present embodiment provides a sampling device, which includes a sampling container 8 and a main body 6, wherein a storage component is disposed in the main body 6, and further includes:

a sampling assembly comprising a housing 1 on a body 6; the device comprises a shell 1, a protrusion 2 and a sampling container 8, wherein the shell 1 is driven to rotate when bearing pressure, the protrusion 2 is provided with a sampling port 3 for introducing a substance to be sampled into the sampling container 8 so as to introduce the substance to be sampled into the sampling container 8 for collection to form a sample; and

an auxiliary assembly comprising a movable assembly located within the exhaust assembly; and the driving part is used for driving the movable component to be close to or far away from the sampling container 8, a reciprocating part used for sealing the discharge component is arranged in the movable component, and the driving part is assembled and connected with the sampling component.

Further, the number of the protruding parts 2 is a plurality, a certain inclination angle is designed between the protruding parts 2 and the housing 1, the protruding parts 2 are symmetrical with respect to the axis center of the housing 1, the inclination angle can be designed to be 45 degrees or 60 degrees, the specific angle is not limited, and the sampling ports 3 on the protruding parts 2 are arranged at acute angles formed between the protruding parts 2 and the connecting surface of the housing 1.

When the sampling device is used, the sampling container 8 is placed in the storage part in the main body 6, the sampling device is placed in a designated place, then when wind blows towards the shell 1 in the sampling assembly, the plurality of protruding parts 2 arranged on the shell 1 can drive the shell 1 to rotate under the action of wind force, the shapes of the shell 1 and the protruding parts 2 can refer to a windmill, the rotation principle of the windmill is consistent with the principle of blowing the windmill from the side surface, when the wind blows the shell 1 to rotate, the wind can enter the protruding parts 2 from the sampling ports 3 on the protruding parts 2, the sampling device has the advantages that the limitation of the wind direction cannot be caused, the shell 1 can be blown to rotate by the wind from all directions, and meanwhile, when the shell 1 rotates, the sampling ports 3 on the plurality of protruding parts 2 can enter the wind, and compared with the traditional sampling device, the working efficiency during sample collection is improved.

The shell 1 is internally provided with a plurality of sample channels 4, the sample channels 4 are communicated with the protruding part 2, each sample channel 4 corresponds to one sampling port 3, the sample channels 4 are internally provided with one-way valves 17 which only allow air to pass through in a one-way mode, the air is converged in the shell 1 along the sample channels 4, the position where the shell 1 is connected with the main body 6 is provided with a port 7, the air converged in the shell 1 can enter a discharge assembly in the main body 6 from the port 7, under the blowing action of external air, the air entering the discharge assembly can be directly discharged into a sampling container 8 to finish the sampling work of the air sample in the area, particularly, the shell 1 is provided with a driving part which can rotate along with the shell 1, the reciprocating part is designed into a piston 22, and the rotation of the driving part can drive the piston 22 on the movable assembly in the auxiliary assembly to move in the discharge assembly, the piston 22 in motion can be discharged the air in the emission subassembly into sample container 8 fast, and the sampling device is collected the sample and is all worked by the power of wind to the sample, therefore the device is applicable to in the environment of outdoor wind, has replaced traditional mode of accomplishing the sample by the manpower, possesses the characteristics that degree of automation is high, has improved work efficiency, has solved the problem that current sampling device work efficiency is low.

In this embodiment, the material selection of the housing 1 and the protruding portion 2 has certain requirements, and the lighter the weight is, the better the physical and chemical properties are satisfied, and the heavier the weight is, the greater the wind force requirement for pushing the housing to rotate will be, resulting in the poorer the practicability of the device will be, and of course, other objects may be used for substitution, which is a conventional technical means and will not be described again.

Referring to fig. 5 and 7, as an embodiment of the present invention, the auxiliary assembly includes a lifting assembly located in the discharging assembly, a sealing portion is disposed in the lifting assembly, and the sealing portion is mounted on the reciprocating portion; and

the driving component is assembled and connected between the lifting component and the driving part, the driving part is converted into a force for driving the lifting component to do lifting motion through the driving component, the sealing part consists of a one-way valve II 25 positioned on the piston 22, the lifting component also comprises a bracket 23 positioned on the piston 22 and used for connecting the driving component 24, the driving component 24 comprises a worm wheel 241, an eccentric shaft 242 and a connecting rod 243, the eccentric shaft 242 arranged on the worm wheel 241 is connected with the bracket 23 through the connecting rod 243, the driving part is a worm 5 arranged on the shell 1, the worm 5 drives the eccentric shaft 242 on the worm wheel 241 to do eccentric motion by utilizing the meshing transmission principle, the piston 22 is driven by the connecting rod 243 to do linear reciprocating motion in the discharging component, when the piston 22 moves in the discharging component, the one-way valve II 25 only allows air to pass through the one-way valve II 25, and the air in the discharging, meanwhile, air can be ensured to continuously enter the discharge assembly, the working process of automatic air suction and exhaust is similar to the working principle of an automobile engine, an air sample can be rapidly discharged into the sampling container 8, and the working efficiency is improved.

Referring to fig. 1, as an embodiment of the present invention, the discharging assembly includes: the cavity and connecting portion, connecting portion are located the cavity tip for in discharging the sample in the cavity into sample container 8, this cavity is sealed tube 21 in the sealed position is located the cavity, piston 22 sliding connection is in sealed cavity 21, and connecting portion have the discharge pipe 26 of sharp-pointed characteristic for the tip design, are convenient for insert in sample container 8.

Referring to fig. 6, as an embodiment of the present invention, the storage unit includes: a sealed cavity in the main body 6 and a supporting part in the sealed cavity, wherein one side of the sealed cavity is provided with an operation opening, the sampling container 8 is arranged at one end of the supporting part close to the connecting part, a telescopic component is arranged at one end of the supporting part far away from the connecting part and is used for adjusting the position of the sampling container 8 relative to the connecting part, the position of the operation opening is movably connected with a sealing cover 15 for sealing, the supporting part is a placing plate 9 with a groove on the surface for fixing the sampling container 8, the groove corresponds to a discharge pipe 26 and is used for conveniently and accurately inserting the discharge pipe 26 into the sampling container 8, the groove is characterized by a conventional technical means and is not marked in the figure, and particularly, the minimum distance between the placing plate 9 and the discharge pipe 26 is smaller than the height of the sampling container 8, when in use, the placing plate 9 is firstly pressed down by hand gently, and then the sampling container 8 is placed, then loosen and place dish 9, when flexible subassembly drove and places dish 9 and reset, in discharge pipe 26 can insert sample container 8, possessed the characteristics of the operation of being convenient for, the travelling comfort when having improved the use.

Referring to fig. 6, as an embodiment of the present invention, the telescopic assembly is an elastic air bag structure or a spring 28, a plurality of guide rods 27 for stabilizing the supporting portion are disposed at a position where the telescopic assembly is connected to the main body 6, the elastic air bag structure or the spring 28 elastically deforms, so that the height of the placing tray 9 can be adjusted, and the placing tray can automatically reset, and has a damping and buffering function, so that the sampling container 8 can be prevented from being damaged during a severe shaking process due to movement, and the placing tray 9 can be prevented from shaking around due to the guiding and limiting functions of the guide rods 27, and the present invention has the characteristic of good stability.

Of course, the telescopic assembly and the guide rod 27 may be replaced by other parts, which are conventional technical means and will not be described in detail.

Referring to fig. 1, as an embodiment of the present invention, the bearing component includes: an adjusting component and a supporting component, and a moving component arranged on the supporting component, wherein the adjusting component is arranged at one end of the main body far away from the shell 1, for adjusting the height of the body 6, said lifting assembly being mounted on a supporting assembly, here a base 12, a moving assembly being a plurality of rollers 14 mounted on the base 12, of course, the roller 14 may also be equipped with associated structures for fixing the roller 14, the adjustment assembly comprising a threaded rod 10 on the body 6 and a threaded tube 11 on the base 12, the threaded rod 10 is connected in a threaded pipe 11 in a threaded mode, an adjusting disc 13 for rotating the threaded pipe 11 is installed on the threaded pipe 11, through the height of adjusting main part 6, the air sample on the co-altitude that can make casing 1 gather on the one hand has improved the variety of sample, and the staff of co-altitude not of on the other hand is convenient for takes sampling vessel 8.

Of course, the adjusting assembly may also adopt other structures to achieve the function of adjusting the height, which is a conventional technical means and will not be described again.

Referring to fig. 4, as an embodiment of the present invention, the sampling assembly further includes a drainage assembly located in the housing 1, a partition plate 16 for blocking water, and a drainage pipe 20 communicated with the drainage groove 19, the drainage assembly is used for draining water entering from the sampling port, the drainage assembly includes a drainage groove 19 located in the sample passage 4, a baffle 18 is disposed at a position of the drainage groove 19 close to the partition plate 16 to prevent rainwater from entering into the partition plate 16, a tail end of the drainage pipe 20 is located outside the housing 1, and is capable of draining rainwater entering from the sampling port 3 and preventing rainwater from entering into the sampling container 8, the partition plate 16 is designed to function as wind gathering, and is capable of gathering wind entering from the sample passage 4 to the port 7, and also functions as rainwater blocking.

As an embodiment of the invention, a fixing component is further arranged at the joint of the main body 6 and the shell 1, and a limiting component for limiting the shell to rotate around the axis of the shell is arranged in the fixing component; the locking assembly is used for fixing the limiting assembly, the limiting assembly can adopt a matching design of a fixing plate with a limiting rib and a limiting groove, the locking assembly can adopt a bolt, for example, the limiting groove is formed in the shell 1, the fixing plate with the limiting rib is fixed on the main body 6 through the bolt, so that the main body 6 can do circular motion along the outline of the limiting rib, the fixing assembly can also be replaced by a bearing, the bearing is installed on the main body 6, the port 7 on the shell 1 is fixed in the bearing, the rotating function of the shell 1 can be realized while the shell 1 is fixedly installed, the conventional technical means are adopted, and the repeated description is omitted.

As an embodiment of the present invention, an environment monitoring apparatus includes the sampling device, and further includes a gas component detector or a content detector, wherein an input end of the gas component detector or the content detector is used for communicating with the sampling device assembly, so as to perform qualitative or quantitative detection on a substance to be sampled, which is collected by the sampling device.

When the device is used, firstly, the placing disc 9 is lightly pressed by hand, then the sampling container 8 is placed in the placing disc 9, then the placing disc 9 is loosened, the telescopic component drives the placing disc 9 to reset, simultaneously, the discharge pipe 26 can be inserted into the sampling container 8, then the device is moved to a specified place through the roller 14, when wind in any direction blows to a plurality of protruding parts 2 on the shell 1, the shell 1 can be driven to rotate, the shapes of the shell 1 and the protruding parts 2 can refer to a windmill, the rotation principle of the shell 1 and the protruding parts 2 is consistent with the principle of blowing the windmill from the side surface, when the shell 1 is blown to rotate, the wind can enter the shell 1 from the sampling port 3 on the protruding parts 2, and then enter the main body 6 from the port 7, when the shell 1 rotates, the worm 5 arranged on the shell 1 drives the eccentric shaft 242 on the worm wheel 241 to do eccentric motion, so that the piston 22 is driven by the connecting rod 243 to do linear reciprocating, when the piston 22 moves up and down in the sealing pipe 21, the second check valve 25 only allows air in the main body 6 to enter the sealing pipe 21 from the second check valve 25, the working principle of the automobile engine is similar, the working process of automatic air suction and exhaust is realized, an air sample can be quickly discharged into the sampling container 8, and after the sampling of the air sample in the sampling container 8 is completed, the gas component detector or the content detector can automatically perform qualitative or quantitative detection on the sampling substance.

To sum up, the design of a plurality of align to grid's protruding portion 2 on the casing 1 for arbitrary direction blows to the wind of casing 1 and can both drive casing 1 rotatory, meanwhile, wind can get into casing 1 from sample connection 3 on the protruding portion 2 again, make the amount of wind that gets into casing 1 in the unit interval obtain promoting, and then get into main part 6 and the emission subassembly in the main part 6, casing 1 is rotatory can drive movable assembly through the drive division again and move in the emission subassembly, thereby in discharging the air in the subassembly into sample container 8 fast, the problem that current sampling device work efficiency is low has been solved.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various modifications, improvements and substitutions can be made without departing from the spirit of the invention, and all of them belong to the protection scope of the technical solution.

Claims

1. A sampling device, includes sample container and main part, be provided with in the main part and be used for discharging the sample into the discharge subassembly of sample container, its characterized in that still includes:

2. The sampling device of claim 1, wherein the number of the protrusions is several, and the protrusions and the housing form an inclined angle therebetween, and the several protrusions are symmetrical with respect to the axis center of the housing.

3. A sampling device according to claim 1 wherein the auxiliary assembly comprises a lifting assembly within the discharge assembly, the lifting assembly having a seal disposed therein, the seal being mounted on the shuttle; and

4. A sampling device according to claim 3 wherein the vent assembly comprises a chamber within which the shuttle is slidably connected; and

5. A sampling device according to claim 4 wherein the storage means comprises a sealed chamber within the body, the sealed chamber being provided with an access opening on one side; and

6. A sampling device according to claim 5 wherein the telescopic assembly is of a resilient bladder construction or is a spring, and the location where the telescopic assembly is attached to the body is provided with a plurality of guide rods for stabilising the support.

7. A sampling device according to claim 6 wherein the body further comprises an adjustment assembly for adjusting the height of the body; and

the lifting assembly is arranged on the supporting assembly; and

a moving assembly located on the support assembly.

8. The sampling device of claim 7, wherein the sampling assembly further comprises a drainage assembly within the housing for draining water entering from the sampling port and a divider plate for blocking the water.

9. A sampling device according to any one of claims 1 to 8 wherein the junction of the body and the housing is further provided with a fixing assembly, the fixing assembly being provided with a limiting assembly for limiting rotation of the housing about its axis; and a locking assembly for securing the spacing assembly.

10. An environmental monitoring apparatus comprising a sampling device according to claim 1, further comprising a gas component detector or content detector, the input end of which is adapted to communicate with the sampling device assembly, thereby enabling qualitative or quantitative detection of the substance to be sampled collected by the sampling device.