CN110672387A - Be used for chemical industry equipment to discharge waste gas sampling device - Google Patents
Be used for chemical industry equipment to discharge waste gas sampling device Download PDFInfo
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- CN110672387A CN110672387A CN201910982900.3A CN201910982900A CN110672387A CN 110672387 A CN110672387 A CN 110672387A CN 201910982900 A CN201910982900 A CN 201910982900A CN 110672387 A CN110672387 A CN 110672387A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2247—Sampling from a flowing stream of gas
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Abstract
The invention discloses a sampling device for waste gas discharged by chemical equipment, which relates to the technical field of chemical equipment and mainly solves the problem that the waste gas discharged by the chemical equipment is inconvenient to sample when the chemical equipment processes products. The invention has the advantages that the discharged waste gas can be sampled without using power equipment, the electric energy is saved, the manufacturing cost is reduced, a plurality of samples can be taken, and the obtained samples can be automatically transferred to the outer side of the waste gas discharge channel after the sampling is finished, so that the samples can be conveniently taken away and the use is convenient.
Description
Technical Field
The invention relates to the technical field of chemical equipment, in particular to a sampling device for waste gas discharged by chemical equipment.
Background
When chemical equipment is used, a lot of industrial waste gas can be generated, the industrial waste gas is treated and then is discharged into the atmosphere, and in order to ensure the atmospheric environment, the industrial waste gas discharged into the atmosphere needs to be sampled and detected.
In the prior art, for example, patent No. CN201822161105, the patent name is CN201822161105, and the patent is a waste gas sampling device for industrial waste gas detection, which is mainly characterized in that a baffle plate and a second fixing ring controlled by a spring are arranged in a vertical tube, a fixing plate is arranged in an outlet tube at the top end of a container, a rubber layer is arranged in the fixing plate, micropores are arranged on the rubber layer, and a mandril is welded at the top of the fixing plate.
However, there are some problems in using the device, and it is inconvenient to use the device because it can only be manually controlled to sample, and only one sample can be taken at a time.
Disclosure of Invention
In view of the above problems, the present invention provides a sampling device for exhaust gas discharged from chemical equipment, which has the advantages of automatic sampling and multiple samples availability without using electric power equipment, and solves the disadvantages that the conventional device can only sample by manual or electric power equipment and the samples available each time are few.
The invention aims to solve the problems and designs a sampling device for the exhaust gas discharged by chemical equipment.
The technical scheme of the invention is that the sampling device for the waste gas discharged by the chemical equipment comprises a waste gas discharge channel, wherein a containing mechanism, a material taking mechanism and a sealing mechanism are arranged in the waste gas discharge channel, a sampling mechanism is arranged on the waste gas discharge channel, a limiting mechanism is arranged on one side of the sampling mechanism,
the sampling mechanism comprises a connecting bearing positioned in the waste gas discharge passage, a plurality of fixed rods are arranged outside the connecting bearing, one ends of the fixed rods are fixedly connected with the inner side surface of the waste gas discharge passage, a rotating shaft is arranged in the waste gas discharge passage, one end of the rotating shaft penetrates through the connecting bearing, a plurality of fan blades are arranged at one end of the rotating shaft, a first bevel gear is arranged at the other end of the rotating shaft, a fixed table is arranged in the waste gas discharge passage, the fixed bearing is arranged at the upper end of the surface of one side of the fixed table, a rotating shaft is arranged at one side of the fixed table, one end of the rotating shaft extends into the fixed bearing, a second bevel gear is arranged at the other end of the rotating shaft, the second bevel gear is mutually meshed with the first bevel gear, a take-up pulley is arranged on the rotating shaft, the second piston and the first piston are connected through a connecting wire, the first piston and the second piston are both located in the sampling tube, the upper surface of the second piston is connected with a connecting rod, a sampling wire is wound on the take-up pulley, a plurality of connecting rings are installed on the sampling wire, and the connecting rings are connected with the connecting rod in a one-to-one correspondence mode.
Stop gear includes the brace table of fixed mounting in take-up pulley the place ahead both sides, the brace table top is equipped with two gag lever posts, gag lever post both ends fixed mounting is at the brace table upper surface, there is less clearance between two gag lever posts, the cover is equipped with the rotating sleeve on the gag lever post, surface mounting has the connecting block on the second piston, the connecting block upper surface is opened there is circular recess, circular recess lower extreme one side is opened there is the through hole, the connecting rod lower extreme is located circular recess, connecting rod lower extreme one side is opened there is the connecting hole, the through hole corresponds with the connecting hole concentricity, the connecting pipe is installed in the through hole outside, be equipped with in the connecting pipe and block the pole, it stretches into in the connecting hole to pass the through hole to block pole one end, the interception pole.
The connecting line passes through between the two rotating sleeves.
Hold the mechanism including being located the exit of exhaust emission passageway lower surface, import and export and be located brace table one side, import and export the lower extreme and install and hold the case, hold incasement lower surface mounting and have the slope baffle, surface mounting has the damping pad on the slope baffle, damping pad upper surface one side is installed and is held the box, holds and is equipped with identification mechanism in the box.
The identification mechanism comprises a plurality of partition plates fixedly installed in the containing box, a placing space is formed between the partition plates one by one, corresponding serial numbers are pasted on one side in the placing space, the sampling tubes are provided with reference numbers, and the sampling tubes are placed in the placing space.
The material taking mechanism comprises a material taking port located on one side of the lower end of the containing box, the material taking port is located at the lower end of the inclined baffle, the material taking port is connected with a containing plate, two sides of the upper surface of the containing plate are provided with protection plates, and the tail end of the containing plate is provided with a blocking plate.
The closing mechanism comprises a flexible door curtain fixedly installed at the position of the material taking port, and a plurality of permanent magnets are installed on the flexible door curtain.
Sampling mechanism is located exhaust emission passageway, and stop gear is located the take-up pulley the place ahead in sampling mechanism, holds a supporting bench one side that the mechanism is located stop gear, and feeding agencies is located the incasement that holds in the mechanism, and the closing mechanism is located feeding mouth one side in feeding agencies.
The sampling device for the chemical equipment exhaust gas, which is manufactured by the technical scheme of the invention, drives the fan blades to rotate and drives the first bevel gear to rotate through the flow of the exhaust gas in the exhaust gas exhaust passage, drives the take-up pulley to take up the sampling wire through the meshing between the gears, thereby pulling the first piston and the second piston in the sampling pipe to sample in the sampling pipe, the exhaust gas can be sampled without using electric equipment, the electric energy is saved, the manufacturing cost is reduced, a plurality of samples can be taken, the taken samples can be automatically transferred to the outer side of the exhaust gas exhaust passage after the sampling is finished, the samples can be conveniently taken, the sampling pipes are connected through the sampling wires and the connecting rings, more samples can be taken in unit time, the sampling device can automatically take samples for a plurality of times without manual participation after being installed, the sampling sequence of the sampling pipes can be distinguished through labels, and the samples are detected in sequence, so that the variation trend of the pollution degree of the waste gas can be obtained, and the discharged waste gas can be conveniently adjusted at any time.
Drawings
FIG. 1 is a schematic structural diagram of a sampling device for exhaust gas from chemical equipment according to the present invention;
FIG. 2 is a partial schematic view of the sampling mechanism of the present invention;
FIG. 3 is a partial schematic view of the spacing mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of the spacing mechanism of the present invention;
FIG. 5 is a partial schematic view of the holding mechanism of the present invention;
FIG. 6 is a schematic top view of the identification mechanism of the present invention;
in the figure, 1, an exhaust gas discharge passage; 2. connecting a bearing; 3. fixing the rod; 4. a rotating shaft; 5. a fan blade; 6. a first bevel gear; 7. a fixed table; 8. fixing the bearing; 9. a rotating shaft; 10. a second bevel gear; 11. a take-up pulley; 12. a sampling tube; 13. a sampling port; 14. a first piston; 15. a second piston; 16. a connecting wire; 17. a connecting rod; 18. sampling lines; 19. a connecting ring; 20. a support table; 21. a limiting rod; 22. rotating the sleeve; 23. connecting blocks; 24. a circular groove; 25. a through hole; 26. connecting holes; 27. a connecting pipe; 28. a catch bar; 29. a pulley; 30. a tension spring; 31. an inlet and an outlet; 32. a containing box; 33. an inclined baffle plate; 34. a vibration damping pad; 35. a containing box; 36. a partition plate; 37. a placing space; 38. corresponding numbers; 39. labeling; 40. a material taking port; 41. a holding plate; 42. a protection plate; 43. a interception plate; 44. a flexible door curtain; 45. and a permanent magnet.
Detailed Description
The invention is described in detail below with reference to the drawings, which are shown in fig. 1-6.
In this embodiment, the invention of the present application is characterized in the structural design of the sampling mechanism, and in the device, with reference to fig. 1, fig. 2 and fig. 3, the sampling mechanism includes a connecting bearing 2 located in the exhaust gas discharge passage 1, a plurality of fixing rods 3 are installed outside the connecting bearing 2, one end of each fixing rod 3 is fixedly connected with the inner side surface of the exhaust gas discharge passage 1, a rotating shaft 4 is arranged in the exhaust gas discharge passage 1, one end of the rotating shaft 4 passes through the connecting bearing 2, one end of the rotating shaft 4 is installed with a plurality of fan blades 5, the other end of the rotating shaft 4 is installed with a first bevel gear 6, a fixing table 7 is installed in the exhaust gas discharge passage 1, the upper end of the surface of one side of the fixing table 7 is installed with a fixing bearing 8, one end of the rotating shaft 9 extends into the fixing bearing 8, the other end of the rotating shaft 9, install take-up pulley 11 on rotation axis 9, 1 one side of exhaust emission passageway is equipped with a plurality of sampling tubes 12, open sampling tube 12 lower extreme one side has sample connection 13, sample connection 13 below is equipped with first piston 14, first piston 14 top is equipped with second piston 15, be connected through connecting wire 16 between second piston 15 and the first piston 14, first piston 14 and second piston 15 all are located sampling tube 12, second piston 15 upper surface is connected with connecting rod 17, the winding has sampling line 18 on the take-up pulley 11, install a plurality of go-between 19 on the sampling line 18, go-between 19 is connected with connecting rod 17 one-to-one, its main problem of solving is: when the waste gas flows in the waste gas discharge passage 1, the fan blade 5 is driven to rotate, so that the first bevel gear 6 is driven to rotate, the second bevel gear 10 and the rotating shaft 9 are driven to rotate through the meshing between the gears, so that the take-up pulley 11 rotates, the sampling wire 18 is collected through the rotation of the take-up pulley 11, the first piston 14 and the second piston 15 are driven to move in the sampling pipe 12 for sampling,
the creation point of the application also lies in the structural design of the limiting mechanism, and the device is combined with an attached figure 4, the limiting mechanism comprises support tables 20 fixedly arranged at two sides in front of the take-up pulley 11, two limiting rods 21 are arranged above the support tables 20, two ends of the limiting rods 21 are fixedly arranged on the upper surface of the support tables 20, a small gap exists between the two limiting rods 21, a rotating sleeve 22 is sleeved on the limiting rod 21, a connecting block 23 is arranged on the upper surface of the second piston 15, a circular groove 24 is arranged on the upper surface of the connecting block 23, a through hole 25 is arranged at one side of the lower end of the circular groove 24, the lower end of the connecting rod 17 is positioned in the circular groove 24, a connecting hole 26 is arranged at one side of the lower end of the connecting rod 17, the through hole 25 concentrically corresponds to the connecting hole 26, a connecting pipe 27 is arranged, the other end of the interception rod 28 passes through the connecting pipe 27 and extends into the sampling pipe 12, one end of the interception rod 28, which is positioned in the sampling pipe 12, is provided with a pulley 29, and a telescopic spring 30 is arranged in the connecting hole 26, and the main problems to be solved are as follows: after the second plunger 15 is pulled up to a certain extent by the sampling wire 18, the intercepting rod 28 is pulled out of the connecting hole 26 at one end thereof by the elastic force of the extension spring 30, and separates the sampling tube 12 from the connecting rod 17, thereby facilitating the taking-out of the sampling tube 12,
still be equipped with in this application and hold the mechanism, feeding agencies, the closing mechanism, hold the box 35 in the mechanism through putting into with sampling tube 12, can be when this device moves, pull up sampling tube 12 and sample in proper order, the sample finishes the back, fall on slope baffle 33, when sampling tube 12 falls on slope baffle 33, under the effect of gravity, remove to holding on the board 41 through the material taking port 40 in the feeding agencies, be convenient for take out sampling tube 12, permanent magnet 45 through the closing mechanism in connects flexible door curtain 44, can prevent that waste gas from running out from material taking port 40, prevent to cause the harm to the staff health, its concrete working procedure is as follows:
step one, installation: pulling the sampling wire 18 and driving the take-up pulley 11 to rotate, discharging the sampling wire 18, taking out the sampling tube 12, inserting the connecting rod 17 into the circular groove 24 according to a certain sequence, pushing the first piston 14 and the second piston 15 to the lower part of the sampling port 13, pushing one end of the interception rod 28 into the connecting hole 26 to prevent the connecting rod 17 from being separated, sequentially placing the sampling tube 12 into the placing space 37 according to the corresponding number 38 and the number 39 and connecting the sampling tube with the sampling wire 18, wherein the device is installed and placed completely during the process so as to be convenient for sampling,
step two, sampling: the exhaust fan at the tail end of the waste gas discharge passage 1 is started to extract the waste gas in the waste gas discharge passage 1 to the outside, when the waste gas flows, the fan blade 5 is blown, the rotating shaft 4 and the first bevel gear 6 are driven to rotate through the rotation of the fan blade 5, the second bevel gear 10, the rotating shaft 9 and the take-up pulley 11 are driven to rotate through the meshing between the gears, so that the sampling wire 18 is pulled and wound on the take-up pulley 11, the sampling wire 18 penetrates through the limiting rod 21 to be retracted, the rotating sleeve 22 can rotate to reduce the friction force, the sampling wire 18 is pulled to pull the sampling tube 12 up from the placing space 37, when the sampling tube 12 is pulled to the lower part of the limiting rod 21 by the sampling wire 18, the sampling tube 12 is intercepted and can not move, the sampling wire 18 is continuously pulled, at the moment, the second piston 15 with the first piston 14 is pulled upwards through the connecting ring 19, the connecting rod 17 and the connecting, when the second piston 15 moves above the sampling port 13, the first piston 14 stops moving, the second piston 15 continues moving, sampling is performed, after the connecting wire 16 is straightened, the first piston 14 is pulled to ascend, the sampling port 13 is sealed, sampling is completed, in the process, waste gas can be automatically sampled through the flow of the waste gas, electric equipment is not needed, the manufacturing cost is reduced,
step three, taking materials: after sampling, the second piston 15 and the connecting block 23 continue to move upwards, the pulley 29 can reduce friction force during movement, when the connecting block 23 moves to the uppermost position, the interception rod 28 pops to one side under the action of the expansion spring 30, at this time, one end of the interception rod 28 moves out of the connecting hole 25, the connecting rod 17 is disconnected, so that the sampling tube 12 is disconnected, the sampling tube 12 falls on the inclined baffle 33 under the action of gravity, the damping pad 34 can reduce impact force, after the sampling tube 12 falls on the inclined baffle 33, the sampling tube moves to the material taking port 40 under the action of gravity, and breaks through the flexible door curtain 44 and falls on the containing plate 41, the protective plate 42 and the interception plate 43 can prevent the sampling tube 12 from falling, the flexible door curtain 44 is connected under the action of gravity and the magnetic force of the permanent magnet 45 and shields the material taking port 40 to prevent waste gas from leaking, and during the process, the sampling tube 12 after sampling can be automatically transferred to the outer side, facilitating the removal of the sample.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. A sampling device for the exhaust gas discharged by chemical equipment comprises an exhaust gas discharge channel (1), wherein a containing mechanism, a material taking mechanism and a sealing mechanism are arranged in the exhaust gas discharge channel (1), the sampling device is characterized in that the exhaust gas discharge channel (1) is provided with a sampling mechanism, one side of the sampling mechanism is provided with a limiting mechanism,
the sampling mechanism comprises a connecting bearing (2) positioned in a waste gas discharge passage (1), a plurality of fixing rods (3) are arranged on the outer side of the connecting bearing (2), one end of each fixing rod (3) is fixedly connected with the inner side surface of the waste gas discharge passage (1), a rotating shaft (4) is arranged in the waste gas discharge passage (1), one end of each rotating shaft (4) penetrates through the connecting bearing (2), a plurality of fan blades (5) are arranged at one end of each rotating shaft (4), a first bevel gear (6) is arranged at the other end of each rotating shaft (4), a fixed table (7) is arranged in the waste gas discharge passage (1), a fixed bearing (8) is arranged at the upper end of the surface of one side of each fixed table (7), a rotating shaft (9) is arranged at one side of each fixed table (7), one end of each rotating shaft (9) extends into the corresponding fixed bearing (8), a second bevel gear (10) is, install take-up pulley (11) on rotation axis (9), exhaust emission passageway (1) one side is equipped with a plurality of sampling tubes (12), open sampling port (13) have been seted up to sampling tube (12) lower extreme one side, sampling port (13) below is equipped with first piston (14), first piston (14) top is equipped with second piston (15), be connected through connecting wire (16) between second piston (15) and first piston (14), first piston (14) and second piston (15) all are located sampling tube (12), second piston (15) upper surface is connected with connecting rod (17), the winding has sampling line (18) on take-up pulley (11), install a plurality of go-between (19) on sampling line (18), go-between (19) and connecting rod (17) one-to-one are connected.
2. The sampling device for the exhaust gas discharged from the chemical equipment according to claim 1, wherein the limiting mechanism comprises a support table (20) fixedly installed on two sides in front of the take-up pulley (11), two limiting rods (21) are arranged above the support table (20), two ends of each limiting rod (21) are fixedly installed on the upper surface of the support table (20), a small gap exists between the two limiting rods (21), a rotating sleeve (22) is sleeved on each limiting rod (21), a connecting block (23) is installed on the upper surface of the second piston (15), a circular groove (24) is formed in the upper surface of each connecting block (23), a through hole (25) is formed in one side of the lower end of each circular groove (24), the lower end of each connecting rod (17) is located in the corresponding circular groove (24), a connecting hole (26) is formed in one side of the lower end of each connecting rod (17), and the through holes (, a connecting pipe (27) is installed on the outer side of the through hole (25), an intercepting rod (28) is arranged in the connecting pipe (27), one end of the intercepting rod (28) penetrates through the through hole (25) and extends into the connecting hole (26), the other end of the intercepting rod (28) penetrates through the connecting pipe (27) and extends into the sampling pipe (12), a pulley (29) is installed at one end, located in the sampling pipe (12), of the intercepting rod (28), and a telescopic spring (30) is installed in the connecting hole (26).
3. The sampling device for the exhaust gases of chemical plants according to claim 1, characterized in that the connection line (16) passes between two rotating sleeves (22).
4. The chemical equipment exhaust gas sampling device according to claim 1, wherein the containing mechanism comprises an inlet and an outlet (31) which are arranged on the lower surface of the exhaust gas discharge channel (1), the inlet and the outlet (31) are arranged on one side of the support platform (20), a containing box (32) is installed at the lower end of the inlet and the outlet (31), an inclined baffle (33) is installed on the inner lower surface of the containing box (32), a damping pad (34) is installed on the upper surface of the inclined baffle (33), a containing box (35) is installed on one side of the upper surface of the damping pad (34), and an identification mechanism is arranged in the containing box (35).
5. The sampling device for the exhaust gas of the chemical equipment according to claim 4, wherein the identification mechanism comprises a plurality of partition plates (36) fixedly installed in the containing box (35), placing spaces (37) are formed among the partition plates (36), corresponding numbers (38) are pasted on one side in the placing spaces (37), the sampling tube (12) is provided with a mark (39), and the sampling tube (12) is placed in the placing spaces (37).
6. The sampling device for the exhaust gas of the chemical equipment is characterized in that the material taking mechanism comprises a material taking port (40) positioned on one side of the lower end of the containing box (32), the material taking port (40) is positioned at the lower end of the inclined baffle plate (33), a containing plate (41) is connected to the material taking port (40), protection plates (42) are installed on two sides of the upper surface of the containing plate (41), and a blocking plate (43) is installed at the tail end of the containing plate (41).
7. The sampling device for the exhaust gas of the chemical equipment according to claim 1, wherein the closing mechanism comprises a flexible door curtain (44) fixedly installed at the material taking port (40), and a plurality of permanent magnets (45) are installed on the flexible door curtain (44).
8. The sampling device for the exhaust gas of the chemical equipment is characterized in that the sampling mechanism is positioned in the exhaust gas discharge channel (1), the limiting mechanism is positioned in front of a take-up pulley (11) in the sampling mechanism, the containing mechanism is positioned on one side of a supporting table (20) in the limiting mechanism, the taking mechanism is positioned in a containing box (32) in the containing mechanism, and the closing mechanism is positioned on one side of a material taking port (40) in the taking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982900.3A CN110672387A (en) | 2019-10-16 | 2019-10-16 | Be used for chemical industry equipment to discharge waste gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982900.3A CN110672387A (en) | 2019-10-16 | 2019-10-16 | Be used for chemical industry equipment to discharge waste gas sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN110672387A true CN110672387A (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910982900.3A Withdrawn CN110672387A (en) | 2019-10-16 | 2019-10-16 | Be used for chemical industry equipment to discharge waste gas sampling device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110672387A (en) |
Cited By (4)
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| CN113299008A (en) * | 2021-03-30 | 2021-08-24 | 刘�英 | Self-service device of getting of gynaecology's disposable articles for use |
| CN113310753A (en) * | 2021-05-13 | 2021-08-27 | 佛山瀚兽环境科技服务有限公司 | Sampling bag type waste gas emission sampling device and sampling inspection method |
| CN113310752A (en) * | 2021-05-13 | 2021-08-27 | 佛山瀚兽环境科技服务有限公司 | Sampling pipe type waste gas discharge sampling device and sampling inspection method |
| CN113358818A (en) * | 2021-04-29 | 2021-09-07 | 浙江丰合检测技术股份有限公司 | Industrial waste gas detection method |
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| CN208187775U (en) * | 2018-04-24 | 2018-12-04 | 韩树学 | A kind of environmental project sewage detection sampler |
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Application publication date: 20200110 |