CN209979317U - Sampler and sampling equipment - Google Patents
Sampler and sampling equipment Download PDFInfo
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- CN209979317U CN209979317U CN201920794956.1U CN201920794956U CN209979317U CN 209979317 U CN209979317 U CN 209979317U CN 201920794956 U CN201920794956 U CN 201920794956U CN 209979317 U CN209979317 U CN 209979317U
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- 238000005070 sampling Methods 0.000 title claims abstract description 45
- 239000012528 membrane Substances 0.000 claims description 29
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- 230000008878 coupling Effects 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 10
- 239000003344 environmental pollutant Substances 0.000 description 5
- 239000013618 particulate matter Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
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- 230000007613 environmental effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
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- 238000013508 migration Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a sample thief and sampling equipment belongs to atmospheric environment monitoring field, which comprises an outer shell, the sampling box, admit air the subassembly, exhaust subassembly, power and two quick-operation joint, the shell includes the entry, export and cavity, entry and export communicate with the cavity respectively, sampling box and power are installed respectively in the shell, and sampling box and power all are located the cavity, the input and the entry intercommunication of subassembly admit air, the input intercommunication of quick-operation joint and sampling box is passed through to the output of subassembly that admits air, the output of exhaust subassembly passes through the output intercommunication of quick-operation joint and sampling box, the output and the export intercommunication of exhaust subassembly, power and exhaust subassembly electric connection. The utility model provides a sample thief simple structure is light, and portable utilizes quick-operation joint to carry out quick installation and dismantlement to the sampling box to the convenience is changed the inner structure of sampling box, reduces and changes step and time, reduces the replacement cost.
Description
Technical Field
The utility model relates to an atmospheric environment monitoring field particularly, relates to a sample thief and sampling equipment.
Background
Atmospheric environment monitoring is the prerequisite of preventing atmospheric pollution, carrying out atmospheric protection, and atmospheric environment has direct influence to the quality of human life even safety. The traditional monitoring mode mainly focuses on fixed-point monitoring, high overhead monitoring cost is high, resource waste is serious, and monitoring places cannot be accurately controlled. However, because atmospheric pollution has the characteristics of large area-related range, large transmission quantity between areas, various pollution sources, complex environmental influence factors and the like, even if a mode of arranging ground monitoring stations in a large area is adopted, the migration and diffusion of pollutants and the change situation in the transmission process are difficult to judge, and the traditional monitoring mode cannot meet the requirement of environmental monitoring in a new period.
The inventor finds in research that the existing sampler has at least the following disadvantages: the existing sampler has complex structure, is inconvenient to carry and has high use cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sample thief to improve the current sample thief problem that the structure is complicated, carry inconvenience and use cost height.
An object of the utility model is to provide a sampling device to improve the current sample thief problem that the structure is complicated, carry inconvenience and use cost height.
The utility model discloses a realize like this:
based on foretell first purpose, the utility model provides a sample thief, including shell, sampling box, the subassembly that admits air, exhaust subassembly, power and two quick-operation joint, the shell includes entry, export and cavity, the entry with the export respectively with the cavity intercommunication, the sampling box with the power install respectively in the shell, just the sampling box with the power all is located in the cavity, the subassembly that admits air the input with the entry intercommunication, the subassembly that admits air the output pass through quick-operation joint with the input intercommunication of sampling box, the input of exhaust subassembly passes through quick-operation joint with the output intercommunication of sampling box, the output of exhaust subassembly with the export intercommunication, the power with exhaust subassembly electric connection.
The sample thief in the use, the sampling box inner structure need often be changed, and current sample thief is because the structure is comparatively complicated, and consequently it is comparatively troublesome to change, and the replacement cost is high, and the change time is long. The utility model provides a sample thief simple structure is light, and portable utilizes quick-operation joint to carry out quick installation and dismantlement to the sampling box to the convenience is changed the inner structure of sampling box, reduces and changes step and time, reduces the replacement cost, and quick-operation joint has the ability of quick replacement sample thief, makes things convenient for the different collector of quick replacement, makes the sample of collection conveniently take out, improves work efficiency.
In one implementation of this embodiment: the sampling box includes box body, cutting head and filter membrane box, the cutting head through a quick-operation joint with the subassembly intercommunication of admitting air, the other end of cutting head with filter membrane box intercommunication, filter membrane box is through another quick-operation joint with the subassembly intercommunication of exhausting, the cutting head with filter membrane box all install in the box body, the box body install in the shell.
The box body can become the protection to cutting head and filter membrane box, and after taking off the sampling box, open the box body and can change cutting head or filter membrane box, wherein, the cutting head has the pollutant of rejecting more than certain particle diameter for gather the effect that the scope of required particle diameter pollutant reduces on the filter membrane, PM2.5, PM10 etc. for example, the filter membrane box has the effect of bearing the weight of sample collection filter membrane.
In one implementation of this embodiment: the air inlet assembly comprises an air inlet filter screen and an air guide pipe, the air inlet filter screen is installed at the inlet, and the other end of the air inlet filter screen is communicated with the quick connector through the air guide pipe.
The air inlet filter screen has the function of filtering sundries with larger particle sizes in the air and preventing larger objects from entering the sampler to influence atmosphere observation.
In one implementation of this embodiment: the exhaust subassembly includes gas outlet filter screen, electronic flowmeter and vacuum pump, the gas outlet filter screen install in the exit, the vacuum pump is located the gas outlet filter screen with between the electronic flowmeter, the electronic flowmeter is located quick-operation joint with between the vacuum pump, the gas outlet filter screen the vacuum pump electronic flowmeter with quick-operation joint passes through the air duct and connects, the power pass through the wire with vacuum pump connection.
The vacuum pump is efficient and portable, has light weight and is used for driving the gas circulation of the whole system; the electronic flowmeter can monitor the air inflow and control the sampling speed, and the tail gas passing through the sampler can pass through the filter screen of the air outlet and then be discharged.
In one implementation of this embodiment: the electronic flow meter is electrically connected with the vacuum pump and is used for controlling the output power of the vacuum pump.
The power of the high-efficiency vacuum pump is controlled by the electronic flow meter, so that the gas flow is controlled in a suitable collection range, and the flow rate of the electronic flow meter is determined by the cutting head.
In one implementation of this embodiment: the air duct is made of a rubber tube.
Therefore, the particles adsorbed on the tube wall of the air duct can be reduced as much as possible, and the whole sampler can be kept smooth and normally run.
In one implementation of this embodiment: the thickness of air inlet filter screen is less than the degree of depth of entry, the thickness of gas outlet filter screen is less than the degree of depth of export, be provided with two lids on the shell, two the lid install respectively in the entry with the export.
Open the lid when the sampling, close the lid after the sampling is accomplished, prevent that debris from getting into the instrument pipeline under the instrument off-working state, pollute the collection sample at the during operation.
In one implementation of this embodiment: the entrance is provided with the internal thread, the exit be provided with the entrance is the same the internal thread, be provided with on the lid with internal thread fit's external screw thread, the lid spiro union with the shell.
The cover body and the shell are convenient to detach and install, and the cover body cannot easily fall off when the cover is not used.
In one implementation of this embodiment: the inlet and the outlet are designed to be concave openings.
Based on foretell second purpose, the utility model also provides a sampling device, include as above the sample thief.
The utility model provides a sampling equipment includes foretell sample thief, and the structure is light simple, portable.
Compared with the prior art, the utility model discloses the beneficial effect who realizes is:
the utility model provides a sample thief simple structure is light, and portable utilizes quick-operation joint to carry out quick installation and dismantlement to the sampling box to the convenience is changed the inner structure of sampling box, reduces and changes step and time, reduces the replacement cost, and quick-operation joint has the ability of quick replacement sample thief, makes things convenient for the different collector of quick replacement, makes the sample of collection conveniently take out, improves work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings which are needed to be practical in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings described below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a schematic diagram of a sampler provided in embodiment 1 of the present invention;
fig. 2 shows a schematic view of a housing provided in embodiment 1 of the present invention;
FIG. 3 shows a schematic view of a cartridge provided in embodiment 1 of the present invention;
fig. 4 shows a schematic view of an air intake assembly provided in embodiment 1 of the present invention;
fig. 5 shows a schematic diagram of an exhaust assembly provided in embodiment 1 of the present invention.
In the figure: 101-a housing; 102-a sample cartridge; 103-an air intake assembly; 104-an air outlet assembly; 105-a power supply; 106-a quick-coupling; 107-cavities; 108-an inlet; 109-an outlet; 110-a cartridge; 111-a cutting head; 112-filter membrane box; 113-air inlet screen; 114-an electronic flow meter; 115-an airway tube; 116-air outlet filter screen; 117-vacuum pump.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the above description, in combination with the drawings in the embodiments of the present invention, clearly and completely describes the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the above detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and may, for example, be fixedly connected or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
Example 1
Referring to fig. 1-5, the present embodiment provides a sampler, comprising a housing 101, a sample cartridge 102, an air intake assembly 103, an air exhaust assembly 104, a power supply 105, and two quick connectors 106, wherein the housing 101 comprises an inlet 108, an outlet 109, and a cavity 107, the inlet 108 and the outlet 109 are respectively communicated with the cavity 107, the sample cartridge 102 and the power supply 105 are respectively installed in the housing 101, the sample cartridge 102 and the power supply 105 are both located in the cavity 107, an input end of the air intake assembly 103 is communicated with the inlet 108, an output end of the air intake assembly 103 is communicated with an input end of the sample cartridge 102 through the quick connector 106, an input end of the air exhaust assembly 104 is communicated with an output end of the sample cartridge 102 through the quick connector 106, an output end of the air exhaust assembly 104 is communicated with the outlet 109, and.
During the use of the sampler, the internal structure of the sample box 102 needs to be replaced frequently, and the existing sampler is troublesome to replace due to the complex structure, high in replacement cost and long in replacement time. The sample thief that this embodiment provided simple structure is light, and portable utilizes quick-operation joint 106 can carry out quick installation and dismantlement to sampling box 102 to the convenience is changed the inner structure of sampling box 102, reduces and changes step and time, reduces the replacement cost, and quick-operation joint 106 has the ability of quick replacement sample thief, makes things convenient for the different collector of quick replacement, makes the sample of collection conveniently take out, improves work efficiency.
The power source 105 may be a battery pack, and is mainly used for supplying power to electric devices such as the vacuum pump 117 of the sampler.
Wherein, the filter membrane box 112 mainly comprises casing, filter membrane, stainless steel support, and gaseous entering filter membrane box 112 behind the cutting head 111 that passes through, the particulate matter is attached to the filter membrane, and gaseous outside outflow to filter membrane box 112 through the filter membrane.
Wherein, cutting head 111 comprises cutting head valve clack, silicon oil coating, collecting plate, filter sieve, takes particulate matter gas to get into cutting head 111, and gas is beaten and is expanded all around on the cutting head valve clack, then the gas can turn round at collecting plate play under the appointed gas flow rate of cutting head 111, and great particulate matter will be thrown away, adheres to on the silicon oil coating, cuts away partly great particulate matter, and less particulate matter then goes out along with the air current through collector, filter sieve. A cutting head such as PM2.5 will cut out particles larger than 2.5 microns.
The air intake assembly 103 comprises an air inlet filter screen 113 and an air duct 115, the air inlet filter screen 113 is installed at the inlet 108, and the other end of the air inlet filter screen 113 is communicated with the quick coupling 106 through the air duct 115. The air inlet filter screen 113 has the function of filtering sundries with larger particle sizes in the air and preventing larger objects from entering the sampler to influence atmosphere observation.
The exhaust assembly 104 comprises an air outlet filter screen 116, an electronic flowmeter 114 and a vacuum pump 117, the air outlet filter screen 116 is installed at the outlet 109, the vacuum pump 117 is located between the electronic flowmeter 114 and the air outlet filter screen 116, the electronic flowmeter 114 is located between the quick coupling 106 and the vacuum pump 117, the air outlet filter screen 116, the vacuum pump 117, the electronic flowmeter 114 and the quick coupling 106 are connected through an air duct 115, and the power supply 105 is connected with the vacuum pump 117 through a lead. Wherein, the vacuum pump 117 is of high efficiency and lightweight type, has light weight and is used for driving the gas circulation of the whole system; the electronic flow meter 114 can monitor the intake air flow and control the sampling speed; the tail gas passing through the sampler can pass through the filter screen 116 at the air outlet and then be discharged.
The electronic flow meter 114 is electrically connected to the vacuum pump 117, and the electronic flow meter 114 is used for controlling the output power of the vacuum pump 117. The power of the high-efficiency vacuum pump 117 is controlled by the electronic flowmeter 114, so that the gas flow is controlled in a range suitable for collection, and the flow rate of the electronic flowmeter 114 is determined by the cutting head 111.
The gas duct 115 is made of a rubber tube. This minimizes the particles that are adsorbed on the walls of the airway tube 115, thereby keeping the entire sampler clear and operating properly.
The thickness of the air inlet filter screen 113 is smaller than the depth of the inlet 108, the thickness of the air outlet filter screen 116 is smaller than the depth of the outlet 109, and the casing 101 is provided with two cover bodies which are respectively arranged at the inlet 108 and the outlet 109. Open the lid when the sampling, close the lid after the sampling is accomplished, prevent that debris from getting into the instrument pipeline under the instrument off-working state, pollute the collection sample at the during operation.
The inlet 108 is provided with an internal thread, the outlet 109 is provided with an internal thread identical to the inlet 108, the cover body is provided with an external thread matched with the internal thread, and the cover body is in threaded connection with the shell 101. Thus, the cover body and the shell 101 are convenient to detach and install, and the cover body cannot easily fall off when not in use.
As a preferred embodiment of this embodiment, both the inlet 108 and the outlet 109 may be designed as a concave port.
Example 2
The embodiment provides a sampling device, which comprises the sampler.
The sampling device that this embodiment provided includes foretell sample thief, and the structure is light simple, portable.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a sampler, its characterized in that, includes shell, sampling box, the subassembly that admits air, exhaust subassembly, power and two quick-operation joint, the shell includes entry, export and cavity, the entry with the export respectively with the cavity intercommunication, the sampling box with the power install respectively in the shell, just the sampling box with the power all is located in the cavity, the subassembly that admits air the input with the entry intercommunication, the subassembly that admits air the output pass through quick-operation joint with the input intercommunication of sampling box, the subassembly that exhausts the input pass through quick-operation joint with the output intercommunication of sampling box, the subassembly that exhausts the output with export intercommunication, the power with exhaust subassembly electric connection.
2. The sampler of claim 1, wherein the sampling box comprises a box body, a cutting head and a filter membrane box, the cutting head is communicated with the air inlet assembly through a quick connector, the other end of the cutting head is communicated with the filter membrane box, the filter membrane box is communicated with the air exhaust assembly through another quick connector, the cutting head and the filter membrane box are both mounted in the box body, and the box body is mounted in the housing.
3. The sampler of claim 2, wherein the air intake assembly comprises an air inlet filter and an air duct, the air inlet filter is mounted at the inlet, and the other end of the air inlet filter is communicated with the quick coupling through the air duct.
4. The sampler of claim 3, wherein the exhaust assembly comprises an air outlet filter screen, an electronic flow meter and a vacuum pump, the air outlet filter screen is installed at the outlet, the vacuum pump is located between the air outlet filter screen and the electronic flow meter, the electronic flow meter is located between the quick coupling and the vacuum pump, the air outlet filter screen, the vacuum pump, the electronic flow meter and the quick coupling are connected through an air duct, and the power supply is connected with the vacuum pump through a lead.
5. Sampler according to claim 4, wherein said electronic flow meter is electrically connected to said vacuum pump, said electronic flow meter being adapted to control the output power of said vacuum pump.
6. The sampler of claim 4, wherein the airway tube is made of a rubber tube.
7. The sampler of claim 4, wherein the thickness of the air inlet filter is smaller than the depth of the inlet, the thickness of the air outlet filter is smaller than the depth of the outlet, and the housing is provided with two covers which are respectively mounted at the inlet and the outlet.
8. The sampler of claim 7, wherein the inlet is provided with internal threads, the outlet is provided with the same internal threads as the inlet, and the cover is provided with external threads that mate with the internal threads and is threadably engaged with the housing.
9. The sampler of claim 1, wherein said inlet and said outlet are each of a notched design.
10. A sampling device comprising a sampler according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920794956.1U CN209979317U (en) | 2019-05-29 | 2019-05-29 | Sampler and sampling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920794956.1U CN209979317U (en) | 2019-05-29 | 2019-05-29 | Sampler and sampling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209979317U true CN209979317U (en) | 2020-01-21 |
Family
ID=69264709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920794956.1U Active CN209979317U (en) | 2019-05-29 | 2019-05-29 | Sampler and sampling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209979317U (en) |
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2019
- 2019-05-29 CN CN201920794956.1U patent/CN209979317U/en active Active
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