CN205175882U - Raise dust check out test set - Google Patents
Raise dust check out test set Download PDFInfo
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- CN205175882U CN205175882U CN201521033025.8U CN201521033025U CN205175882U CN 205175882 U CN205175882 U CN 205175882U CN 201521033025 U CN201521033025 U CN 201521033025U CN 205175882 U CN205175882 U CN 205175882U
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- Prior art keywords
- sampling head
- air inlet
- pipe fitting
- sampling
- inlet cavity
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Abstract
(B, ) the utility model relates to a raise dust check out test set. Raise dust check out test set includes dust detection appearance and sampling device. The sampling device is connected with the dust detection appearance through soft pipe fitting, the sampling device includes the sampling head of vertical setting, the suspension is at the top cap of sampling head top, rigidity pillar with sampling head sealing connection, the form is brought together to wide narrow follow down last down being on the sampling head, the cavity that admits air has been seted up on the sampling head, the cavity that admits air runs through the sampling head along upper and lower direction, the sampling head upper surface is the low middle high curved surface in edge, sampling head lower part and soft pipe fitting sealing connection, cavity and soft pipe fitting intercommunication admit air, rigidity pillar cover is established in soft pipe fitting periphery. The cavity that admits air that adopts the sampling head of vertical setting and set up from top to bottom makes the raise dust of sampling can only follow the upper portion entering, it can prevent in the sampling head top that injecting of rainwater from getting into the sampling head with the foreign matter of large granule to adopt the top cap to shelter from, in the middle of edge that the upper surface of sampling head formed is low high curved surface can prevent the rainwater spatter into. (B, )
Description
Technical field
the utility model relates to a kind of checkout equipment of airborne dust.
Background technology
in recent years, domestic city extensive development, the construction site people be seen everywhere were accustomed to, and can hardly realize that site construction airborne dust is also cause one of air-polluting reason, even one of some city main arch-criminal still becoming haze weather.Since 2012, there is haze weather in China manyly, makes troubles, endanger the healthy of people simultaneously to the routine work of people life.Administer the important component part that construction fugitive dust also just becomes the work of improving the ecological environment.Reinforcement supervision and the monitoring of airborne dust particle concentration are also the means carrying out building operation Dust Improvement work necessity.
at present, carry out in the equipment of collecting and sampling detection to airborne dust, in order to collect airborne dust sample in real time, the device of sampling is expose in atmosphere mostly, without any protection.This just causes the reliability that checkout equipment uses in rugged surroundings very low, the result data that the sample gathered is measured is all inaccurate, the reason of this situation is caused to be exactly mainly that rainwater pours in sampling apparatus, airborne dust cannot be collected, and the airborne dust particle blocking sampling apparatus being exactly Large stone in addition makes sampling apparatus normally use.
Utility model content
for the defect of prior art, the technical problems to be solved in the utility model be to provide a kind of structure simple, airborne dust checkout equipment that is smooth and easy, that prevent rainwater from pouring into of sampling can be kept.
in order to solve the problems of the technologies described above, a kind of technical scheme that the utility model adopts is: a kind of airborne dust checkout equipment, comprises dust detector and sampling apparatus.Described sampling apparatus is connected with dust detector by soft pipe fitting, described sampling apparatus comprises the sampling head vertically arranged, be suspended at the top cover above sampling head, the rigidity pillar be tightly connected with sampling head, described sampling head is wide at the top and narrow at the bottom from top to bottom in collecting shape, described sampling head offers air inlet cavity, described air inlet cavity runs through sampling head along the vertical direction, described sampling head upper surface is the high curved surface in low centre, edge, described sampling head bottom and soft pipe fitting are tightly connected, described air inlet cavity is communicated with soft pipe fitting, described rigidity protective pipe sleeve is located on soft pipe fitting periphery.
concrete, described top cover is suspended at the top of sampling head by multiple upright supports, and described multiple column is uniform along the circumference of sampling head upper surface.
concrete, the lower surface of described top cover is greater than the upper surface of sampling head, and sampling head covers by described top cover, and the edge of described top cover is formed with downward-sloping slope angle.
preferably, the upper end of described soft pipe fitting is also equiped with switching mouth, described switching mouth and soft pipe fitting are tightly connected, described rigidity pillar upper end flushes with the upper end of soft pipe fitting, described rigidity pillar is fixedly connected with switching mouth, and described rigidity pillar to insert from the bottom of the air inlet cavity of sampling head in air inlet cavity and is connected with air inlet cavities seals.
further, the periphery of described switching mouth is formed with protruding contact site, protruding step is formed in the air inlet cavity of described sampling head, the bottom that the contact site of described switching mouth is against step contacts with air inlet cavities seals, described switching mouth top is formed with protruding mouth, have space between described mouth and air inlet cavity, described mouth, contact site and air inlet cavity form the accommodation space for collecting the rainwater entering air inlet cavity.
preferably, described air inlet cavity shrinks gradually to step place void space from top to bottom and diminishes.
concrete, described rigidity pillar is tightly connected by O-ring seal and sampling head, and described O-ring seal has two and above-below direction along rigidity pillar is set on rigidity pillar.
concrete, described dust detector is built-in with asepwirator pump, and described asepwirator pump is connected with the lower end of soft pipe fitting.
further, described airborne dust checkout equipment also comprises protection box, described dust detector is installed in protection box, described protection box top offers through hole, described soft pipe fitting is connected with dust detector through through hole, and sampling head support stands in above protection box by the top that described rigidity pillar is erected at protection box.
scope of the present utility model, is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme etc. formed.
because technique scheme is used, the utility model compared with prior art has following advantages: adopt the sampling head vertically arranged and the air inlet cavity offered up and down that the airborne dust of sampling can only be entered from top; Adopting top cover to block can prevent pouring into of rainwater from entering sampling head with oarse-grained foreign matter above sampling head; The curved surface high in the low centre, edge that the upper surface of sampling head is formed can prevent being splashed into of rainwater; The slope angle of the edge setting of top cover can reduce rainwater and enter in airborne dust checkout equipment from the side; Switching mouth is set and the accommodation space that formed of air inlet cavity collects the rainwater entered in cavity, rainwater can be reduced further and enter in airborne dust checkout equipment.Improve reliability and the durability of the detection of airborne dust checkout equipment.
Accompanying drawing explanation
fig. 1 is the structural representation of a kind of airborne dust checkout equipment of the utility model;
fig. 2 is the perspective view of sampling apparatus in the utility model;
fig. 3 is the cut-open view of sampling apparatus in the utility model;
fig. 4 is the partial enlarged drawing at the A place of Fig. 3.
wherein: 1, dust detector; 2, sampling apparatus; 3, soft pipe fitting; 4, sampling head; 5, top cover; 6, rigidity pillar; 7, column; 8, switching mouth; 9, O-ring seal; 10, protection box; 41, air inlet cavity; 81, contact site; 82, mouth.
Embodiment
as shown in Figures 1 to 4, a kind of airborne dust checkout equipment described in the utility model, comprises dust detector 1, sampling apparatus 2 and protection box 10.Described dust detector 1 is built-in with asepwirator pump (not shown).Described sampling apparatus 2 is connected with asepwirator pump by soft pipe fitting 3.
described sampling apparatus 2 comprise vertically arrange sampling head 4, be suspended at top cover 5 above sampling head 4, the rigidity pillar 6 that is tightly connected with sampling head 4 and mouth 8 of transferring.Described sampling head 4 is wide at the top and narrow at the bottom from top to bottom in collecting shape.Described sampling head 4 offers air inlet cavity 41, and described air inlet cavity 41 runs through sampling head 4 along the vertical direction.Described sampling head 4 upper surface is the high curved surface in low centre, edge, and described sampling head 4 bottom and soft pipe fitting 3 are tightly connected, and described air inlet cavity 41 is communicated with soft pipe fitting 3, and described rigidity pillar 6 is set on soft pipe fitting 3 periphery.
described top cover 5 supports the top being suspended at sampling head 4 by multiple column 7, described multiple column 7 is uniform along the circumference of sampling head 4 upper surface.The lower surface of described top cover 5 is greater than the upper surface of sampling head 4, and sampling head 4 covers by described top cover 5, and the edge of described top cover 5 is formed with downward-sloping slope angle.
described switching mouth 8 is tightly connected with soft pipe fitting 3, described rigidity pillar 6 upper end flushes with the upper end of soft pipe fitting 3, described rigidity pillar 6 is fixedly connected with switching mouth 8, and described rigidity pillar 6 to insert from the bottom of the air inlet cavity 41 of sampling head 4 in air inlet cavity 41 and is tightly connected with air inlet cavity 41.The periphery of described switching mouth 8 is formed with protruding contact site 81.Be formed with protruding step in the air inlet cavity 41 of described sampling head 4, described air inlet cavity 41 shrinks gradually to step place void space from top to bottom and diminishes.The bottom that the contact site 81 of described switching mouth 8 is against step seals with air inlet cavity 41 and contacts, described switching mouth 8 top is formed with protruding mouth 82, have space between described mouth 82 and air inlet cavity 41, described mouth 82, contact site 81 and air inlet cavity 41 form the accommodation space for collecting the rainwater entering air inlet cavity 41.
described rigidity pillar 6 is tightly connected by O-ring seal 9 and sampling head 4, and described O-ring seal 9 has two and above-below direction along rigidity pillar 6 is set on rigidity pillar 6.
described dust detector 1 is installed in protection box 10, described protection box 10 top offers through hole, described soft pipe fitting 3 is connected with dust detector 1 through through hole, and sampling head 4 support stands in above protection box 10 by the top that described rigidity pillar 6 is erected at protection box 10.
when a kind of airborne dust checkout equipment described in the utility model is started working, asepwirator pump is opened, described sampling head 4, soft pipe fitting 3 form with asepwirator pump feeding pipe of sampling, airborne dust is inhaled into airborne dust checkout equipment from the air inlet cavity 41 of sampling head 4, and dust detector 1 detects the airborne dust sample entered.Top cover 5 can block rainwater and the bulky grain foreign matter that top enters sampling head 4, also can block the rainwater that surface enters.The curved surface of sampling head 4 upper surface arranges and makes rainwater skid off sampling head 4 along curved surface.The rainwater entered in the air inlet cavity 41 of sampling head 4 can not be able to enter in switching mouth 8 in the wall landing to accommodation space of chamber, thus form multi-section strick precaution, completely cut off rainwater significantly to enter in airborne dust checkout equipment with other large foreign matters, ensure that reliability and the durability of airborne dust checkout equipment work.
as mentioned above, we are illustrated according to aim of the present utility model completely, but the utility model is not limited to above-described embodiment and implementation method.Different changes and enforcement is carried out in the scope that the practitioner of correlative technology field can permit at technological thought of the present utility model.
Claims (9)
1. an airborne dust checkout equipment, comprise dust detector (1) and sampling apparatus (2), it is characterized in that: described sampling apparatus (2) is connected with dust detector (1) by soft pipe fitting (3), described sampling apparatus (2) comprises the sampling head (4) vertically arranged, be suspended at the top cover (5) of sampling head (4) top, the rigidity pillar (6) be tightly connected with sampling head (4), described sampling head (4) is wide at the top and narrow at the bottom from top to bottom in collecting shape, described sampling head (4) offers air inlet cavity (41), described air inlet cavity (41) runs through sampling head (4) along the vertical direction, described sampling head (4) upper surface is the high curved surface in low centre, edge, described sampling head (4) bottom and soft pipe fitting (3) are tightly connected, described air inlet cavity (41) is communicated with soft pipe fitting (3), described rigidity pillar (6) is set on soft pipe fitting (3) periphery.
2. a kind of airborne dust checkout equipment according to claim 1, is characterized in that: described top cover (5) supports the top being suspended at sampling head (4) by multiple column (7), described multiple column (7) is uniform along the circumference of sampling head (4) upper surface.
3. a kind of airborne dust checkout equipment according to claim 1, it is characterized in that: the lower surface of described top cover (5) is greater than the upper surface of sampling head (4), sampling head (4) covers by described top cover (5), and the edge of described top cover (5) is formed with downward-sloping slope angle.
4. a kind of airborne dust checkout equipment according to claim 1, it is characterized in that: the upper end of described soft pipe fitting (3) is also equiped with switching mouth (8), described switching mouth (8) and soft pipe fitting (3) are tightly connected, described rigidity pillar (6) upper end flushes with the upper end of soft pipe fitting (3), described rigidity pillar (6) is fixedly connected with switching mouth (8), and described rigidity pillar (6) to be inserted from the bottom of the air inlet cavity (41) of sampling head (4) in air inlet cavity (41) and is tightly connected with air inlet cavity (41).
5. a kind of airborne dust checkout equipment according to claim 4, it is characterized in that: the periphery of described switching mouth (8) is formed with protruding contact site (81), protruding step is formed in the air inlet cavity (41) of described sampling head (4), the bottom that the contact site (81) of described switching mouth (8) is against step seals with air inlet cavity (41) and contacts, described switching mouth (8) top is formed with protruding mouth (82), between described mouth (82) and air inlet cavity (41), there is space, described mouth (82), contact site (81) and air inlet cavity (41) are formed and are used for the accommodation space that collection enters the rainwater of air inlet cavity (41).
6. a kind of airborne dust checkout equipment according to claim 5, is characterized in that: described air inlet cavity (41) is shunk gradually to step place void space from top to bottom and diminished.
7. a kind of airborne dust checkout equipment according to claim 4, it is characterized in that: described rigidity pillar (6) is tightly connected by O-ring seal (9) and sampling head (4), described O-ring seal (9) has two and above-below direction along rigidity pillar (6) is set on rigidity pillar (6).
8. a kind of airborne dust checkout equipment according to claim 1, is characterized in that: described dust detector (1) is built-in with asepwirator pump, and described asepwirator pump is connected with the lower end of soft pipe fitting (3).
9. a kind of airborne dust checkout equipment according to claim 1, it is characterized in that: described airborne dust checkout equipment also comprises protection box (10), described dust detector (1) is installed in protection box (10), described protection box (10) top offers through hole, described soft pipe fitting (3) is connected with dust detector (1) through through hole, and sampling head (4) support is stood in protection box (10) top by the top that described rigidity pillar (6) is erected at protection box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033025.8U CN205175882U8 (en) | 2015-12-14 | 2015-12-14 | A kind of airborne dust detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033025.8U CN205175882U8 (en) | 2015-12-14 | 2015-12-14 | A kind of airborne dust detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN205175882U true CN205175882U (en) | 2016-04-20 |
| CN205175882U8 CN205175882U8 (en) | 2017-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521033025.8U Active CN205175882U8 (en) | 2015-12-14 | 2015-12-14 | A kind of airborne dust detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205175882U8 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547941A (en) * | 2015-12-14 | 2016-05-04 | 江苏苏净集团有限公司 | Raising dust detecting device |
| CN113418834A (en) * | 2021-07-21 | 2021-09-21 | 天津玄同科技有限公司 | Raise dust on-line monitoring appearance equipment sealing device |
-
2015
- 2015-12-14 CN CN201521033025.8U patent/CN205175882U8/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547941A (en) * | 2015-12-14 | 2016-05-04 | 江苏苏净集团有限公司 | Raising dust detecting device |
| CN105547941B (en) * | 2015-12-14 | 2019-04-05 | 江苏苏净集团有限公司 | A kind of fugitive dust detection device |
| CN113418834A (en) * | 2021-07-21 | 2021-09-21 | 天津玄同科技有限公司 | Raise dust on-line monitoring appearance equipment sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205175882U8 (en) | 2017-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: First patent right Correct: Jiangsu Sujing Group Co., Ltd. False: JIANGSU SUZHOU PURIFICATION GROUP CO., LTD. Number: 16 Page: The title page Volume: 32 |
|
| CU03 | Publication of corrected utility model | ||
| CU03 | Publication of corrected utility model |
Correction item: First patent right Correct: Jiangsu Sujing Group Co., Ltd. False: JIANGSU SUZHOU PURIFICATION GROUP CO., LTD. Number: 16 Volume: 32 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20190405 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20190405 |