CN211014186U

CN211014186U - High-precision VOC (volatile organic compound) online monitoring device for fixed pollution source

Info

Publication number: CN211014186U
Application number: CN201921635157.6U
Authority: CN
Inventors: 朱立中; 邱正辉; 吴波
Original assignee: Hangzhou Huazhen Environmental Protection Technology Co ltd
Current assignee: Hangzhou Huazhen Environmental Protection Technology Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-07-14
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a fixed pollution sources VOC on-line monitoring device of high accuracy, including installation pole and measuring apparatu, the middle part fixed mounting of installation pole has the install bin, there is the measuring apparatu in the inside middle-end of install bin through bolt fixed mounting, the top left and right sides of install bin is provided with spacing hole respectively, the upper portion of install bin is provided with the basin, the inside bottom left side of basin is provided with the outlet, the bracing piece has been welded respectively about the basin bottom, the bracing piece surface cover is equipped with the spring, and the bracing piece passes spacing hole. The utility model discloses be provided with basin, bracing piece, dead lever, head rod, second connecting rod and air inlet, avoid monitoring devices's testing result not accurate enough problem under the influence of rainwater, this fixed pollution sources VOC on-line monitoring devices of high accuracy is provided with mounting bracket, windshield, vertical fin and mount simultaneously, has avoided the device under the influence of wind, and the air input is inhomogeneous, the unsafe problem of testing result.

Description

High-precision VOC (volatile organic compound) online monitoring device for fixed pollution source

Technical Field

The utility model relates to an on-line monitoring device technical field specifically is a fixed pollution sources VOC on-line monitoring device of high accuracy.

Background

The VOC refers to volatile organic compounds, the main sources of which include industrial waste gas, automobile exhaust, photochemical pollution and the like, and the VOC can be roughly classified into non-methane hydrocarbons, oxygen-containing organic compounds, halogenated hydrocarbons, nitrogen-containing organic compounds, sulfur-containing organic compounds and the like according to different components, wherein the VOC is one of main atmospheric pollution sources, the VOC in the air can be monitored by the fixed pollution source VOC on-line monitoring device, the air inlet of the existing high-precision fixed pollution source VOC on-line monitoring device is usually directly exposed outside the detection box, raindrops can splash into the air inlet under the action of wind in heavy rain weather, and therefore the detection result of the device is possibly not accurate enough, and therefore a high-precision fixed pollution source VOC on-line monitoring device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed pollution sources VOC on-line monitoring device of high accuracy to the raindrop of proposing in solving above-mentioned background art can be in the splattering to the inlet port under the effect of wind, thereby can lead to the not accurate problem inadequately of testing result of device.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision fixed pollution source VOC on-line monitoring device comprises an installation rod and a measuring instrument, wherein an installation box is fixedly installed in the middle of the installation rod, the measuring instrument is fixedly installed at the middle inside of the installation box through a bolt, limiting holes are respectively formed in the left side and the right side of the top end of the installation box, a water tank is arranged on the upper portion of the installation box, a water outlet is formed in the left side of the bottom inside of the water tank, supporting rods are welded to the left side and the right side of the bottom end of the water tank respectively, springs are sleeved on the surfaces of the supporting rods, the supporting rods penetrate through the limiting holes, a first connecting rod is fixedly connected to the right side of the bottom end of each supporting rod through a rotating shaft, a fixed rod is fixedly connected to the middle of each first connecting rod through a rotating shaft, the top end of each, the utility model discloses a wind turbine generator, including install bin, fixed block, pivot fixed mounting, bearing fixed mounting, mounting bracket, bearing fixed mounting, the upper portion left side welding of mount bin has the vertical fin, the bottom welding of mount bin has the windscreen, the bottom welding of mount bin has the fixed block, the middle part of fixed block has the air inlet through pivot fixed mounting, the bottom fixed connection of pivot and second connecting rod is passed through in the top left side of air inlet, the upper end of the left side wall of install bin has the mounting bracket through welded fastening, the right side of mounting bracket has.

Preferably, the drain port includes a drain body provided with an L-shaped through hole in an interior thereof and a sealing rubber sheet.

Preferably, the mounting rack is in a shape of Chinese character 'shang', and the right side of the transverse part of the mounting rack is provided with a circular through hole respectively.

Preferably, the cross section of the air inlet is in an inverted right trapezoid shape, and the outer diameter of the air inlet is smaller than the inner diameter of the fixed block.

Preferably, the windshield is arc-shaped, four groups of through holes are obliquely arranged in the windshield, and the included angle between the windshield and the transverse part of the fixing frame is 90 degrees.

Preferably, the height of the horizontal position of the bottom end of the supporting rod is equal to the height of the horizontal position of the bottom end of the fixing rod, and the height of the horizontal position of the top end of the second connecting rod is equal to the height of the horizontal position of the bottom end of the fixing rod.

Compared with the prior art, the beneficial effects of the utility model are that:

this fixed pollution sources VOC on-line monitoring device of high accuracy is provided with the basin, the bracing piece, the dead lever, the head rod, second connecting rod and air inlet, when heavy rain weather, the inside rainwater that saves of basin, under the effect of the gravity of rainwater, the basin makes the opening direction change of air inlet through first connecting rod and second connecting rod, avoided the rainwater directly to blow in to the inside of air inlet under the effect of wind, borrow this problem that the testing result of avoiding monitoring devices is not accurate enough under the influence of rainwater.

Meanwhile, the high-precision VOC (volatile organic compound) online monitoring device for the fixed pollution source is provided with a mounting frame, a windshield, a vertical tail and a fixing frame, when the device meets the weather of strong wind blowing the air inlet, the vertical tail always keeps the horizontal state the same as the blowing direction of the wind under the action of the wind, the vertical tail drives the windshield to rotate through the fixing frame, the windshield always keeps the fixed state vertical to the horizontal direction of the vertical tail, the wind directly blowing to the air inlet is blocked through the windshield, and the problem that the air inflow is not uniform and the detection result is inaccurate is solved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

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

FIG. 3 is a schematic view of the water outlet structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic view of a portion B in fig. 1 according to the present invention;

fig. 6 is a schematic view of the windshield structure of the present invention.

In the figure: 1. mounting a rod; 2. installing a box; 3. a water tank; 4. a measuring instrument; 5. a mounting frame; 6. a windshield; 7. hanging a tail; 8. a fixed mount; 9. a support bar; 10. a spring; 11. fixing the rod; 12. a first connecting rod; 13. a second connecting rod; 14. a fixed block; 15. an air inlet; 16. a water outlet; 1601. a drainer main body; 1602. and sealing the rubber plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the utility model provides an embodiment is a high-precision fixed pollution source VOC on-line monitoring device, including installation pole 1 and measuring apparatu 4, the middle part fixed mounting of installation pole 1 has install box 2, the inside middle-end of installation box 2 is through bolt fixed mounting measuring apparatu 4, the internal structure, the model and the theory of operation of this measuring apparatu 4 are disclosed transparent to ordinary skilled person in the art, in addition because this measuring apparatu 4 is not the protection point of this application, so do not describe here, the top left and right sides of installation box 2 is provided with spacing hole respectively, the upper portion of installation box 2 is provided with basin 3, the inside bottom left side of basin 3 is provided with outlet 16, outlet 16 includes drainer main part 1601 and sealed rubber plate 1602, the inside of drainer main part 1601 is provided with L shape through-hole, through the design of L shape, make outlet 16 can not lead to the conduction with basin 3 when the shrink state.

The left and right sides of the bottom end of the water tank 3 are respectively welded with a support rod 9, the surface of the support rod 9 is sleeved with a spring 10, the support rod 9 passes through a limiting hole, the right side of the bottom end of the support rod 9 is fixedly connected with a first connecting rod 12 through a rotating shaft, the middle part of the first connecting rod 12 is fixedly connected with a fixed rod 11 through a rotating shaft, the top end of the fixed rod 11 is fixedly connected with the right side of the inner top end of the installation box 2 through welding, the right end of the first connecting rod 12 is fixedly connected with the top end of a second connecting rod 13 through a rotating shaft, the upper part of the right side wall of the installation box 2 is fixedly provided with a fixed block 14, the middle part of the fixed block 14 is fixedly provided with an air inlet 15 through a rotating shaft, the height of the horizontal position of the bottom, when no pressure is applied, the horizontal positions of the bottom ends of the support rod 9 and the fixed rod 11 and the horizontal position of the top end of the second connecting rod 13 are kept consistent, so that the air inlet 15 can be kept in a normal horizontal state, the cross section of the air inlet 15 is in an inverted right-angled trapezoid shape, the outer diameter of the air inlet 15 is smaller than the inner diameter of the fixed block 14, rainwater splashed on the surface of the air inlet 15 can be rapidly gathered and fall in strands through the inverted right-angled trapezoid shape, the time for retaining the rainwater on the surface of the air inlet 15 is reduced, and the left side of the top end of the air inlet 15 is fixedly connected with the bottom end of the second connecting rod 13 through a rotating shaft.

The upper end of the left side wall of the installation box 2 is fixedly provided with an installation frame 5 through welding, the right side of the installation frame 5 is fixedly provided with a fixed frame 8 through a bearing, the installation frame 5 is in a shape like the Chinese character 'shang', the right side of the transverse part of the installation frame 5 is respectively provided with a circular through hole, the fixed frame 8 fixed on the installation frame 5 can be doubly fixed through the design of the shape like the Chinese character 'shang', the stability of the device is improved, the left side of the upper part of the fixed frame 8 is welded with a vertical tail 7, the bottom end of the fixed frame 8 is welded with a windshield 6, the windshield 6 is in a circular arc shape, four groups of through holes are obliquely arranged in the windshield 6, the included angle between the windshield 6 and the transverse part of the fixed frame 8 is 90 degrees, through the design of the circular arc shape, the wind blocking effect of the windshield 6, the stability of the device is improved.

The working principle is as follows: when the high-precision fixed pollution source VOC on-line monitoring device is used, the installation box 2 is fixed on the surface of the installation rod 1 through a bolt, in heavy rain, the rainwater drops into the water tank 3, the quality of the water tank 3 is increased along with the continuous increase of the rainwater, the water tank 3 moves downwards under the action of gravity, the support rod 9 moves downwards under the action of the water tank 3, meanwhile, the spring 10 sleeved on the surface of the support rod 9 contracts to store force, the left end of the first connecting rod 12 moves downwards along with the falling of the support rod 9, the right end of the second connecting rod 13 moves upwards under the support of the fixing rod 11, the upper end of the second connecting rod 13 moves upwards under the action of the right end of the fixing rod 11, the second connecting rod 13 drives the left end of the air inlet 15 to move upwards while moving upwards, the right end of the air inlet 15 moves downward under the action of the rotating shaft, so that the opening of the air inlet 15 faces downward to prevent rainwater from splashing into the air inlet 15.

When the rain stops, the water outlet 16 is pressed inwards, the right end of the water outlet 16 extends into the water tank 3, water accumulated in the water tank 3 is discharged along the water outlet 16, the weight of the water tank 3 is reduced, the spring 10 restores to the original form, the water tank 3 moves upwards under the action of the elastic force of the spring 10, the supporting rod 9 rises under the action of the water tank 3, the left end of the first connecting rod 12 moves upwards under the action of the supporting rod 9, the right end of the second connecting rod 13 moves downwards under the support of the fixing rod 11, the upper end of the second connecting rod 13 moves downwards under the action of the right end of the fixing rod 11, the second connecting rod 13 drives the left end of the air inlet 15 to move downwards while moving downwards, and the right end of the air inlet 15 moves downwards to restore to the original form under the action of the rotating shaft.

When the device encounters opposite wind weather, under the blowing of wind, the mounting position of the fixing frame 8 is used as the center, the vertical fin 7 always keeps the same level with the blowing direction of the wind, the vertical fin 7 drives the windshield 6 to rotate through the fixing frame 8, so that the windshield 6 always keeps a fixed state vertical to the horizontal direction of the vertical fin 7, the part of the wind directly blowing to the air inlet 15 is guided to the two sides of the air inlet 15 under the arc design of the windshield 6, and the part of the wind passes through the inclined through hole to blow to the two sides of the air inlet 15, so that the wind is prevented from directly blowing into the device and affecting the detection result.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. The utility model provides a fixed pollution sources VOC on-line monitoring device of high accuracy, includes installation pole (1) and measuring apparatu (4), its characterized in that: the middle part of the installation rod (1) is fixedly provided with an installation box (2), the inner middle end of the installation box (2) is fixedly provided with a measuring instrument (4) through a bolt, the left side and the right side of the top end of the installation box (2) are respectively provided with a limiting hole, the upper part of the installation box (2) is provided with a water tank (3), the left side of the inner bottom of the water tank (3) is provided with a water outlet (16), the left side and the right side of the bottom end of the water tank (3) are respectively welded with a support rod (9), the surface of the support rod (9) is sleeved with a spring (10), the support rod (9) passes through the limiting hole, the right side of the bottom end of the support rod (9) is fixedly connected with a first connecting rod (12) through a rotating shaft, the middle part of the first connecting rod (12) is fixedly connected with a, the right-hand member of head rod (12) is through the top fixed connection of pivot and second connecting rod (13), the right side wall upper portion fixed mounting of install bin (2) has fixed block (14), the middle part of fixed block (14) has air inlet (15) through pivot fixed mounting, the bottom fixed connection of pivot and second connecting rod (13) is passed through on the left of the top of air inlet (15), the upper end of the left side wall of install bin (2) is through welded fastening installs mounting bracket (5), the right side of mounting bracket (5) is through bearing fixed mounting there is mount (8), the welding of the upper portion left side of mount (8) has vertical fin (7), the bottom windshield welding of mount (8) has (6).

2. The high-precision online monitoring device for the VOC (volatile organic compounds) in the fixed pollution sources is characterized in that the water discharge port (16) comprises a water drainer body (1601) and a sealing rubber plate (1602), and an L-shaped through hole is formed in the water drainer body (1601).

3. The high-precision online monitoring device for the VOC (volatile organic compounds) in the fixed pollution source according to claim 1, wherein: the mounting rack (5) is in a shape like the Chinese character 'Shang', and circular through holes are formed in the right side of the transverse part of the mounting rack (5) respectively.

4. The high-precision online monitoring device for the VOC (volatile organic compounds) in the fixed pollution source according to claim 1, wherein: the cross section of the air inlet (15) is in an inverted right-angle trapezoid shape, and the outer diameter of the air inlet (15) is smaller than the inner diameter of the fixed block (14).

5. The high-precision online monitoring device for the VOC (volatile organic compounds) in the fixed pollution source according to claim 1, wherein: the windshield (6) is arc-shaped, four groups of through holes are obliquely arranged in the windshield (6), and the included angle between the windshield (6) and the transverse part of the fixing frame (8) is 90 degrees.

6. The high-precision online monitoring device for the VOC (volatile organic compounds) in the fixed pollution source according to claim 1, wherein: the height of the horizontal position of the bottom end of the supporting rod (9) is equal to that of the horizontal position of the bottom end of the fixing rod (11), and the height of the horizontal position of the top end of the second connecting rod (13) is equal to that of the horizontal position of the bottom end of the fixing rod (11).