CN210071439U - Safe type sulfuric acid mist extraction element - Google Patents
Safe type sulfuric acid mist extraction element Download PDFInfo
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- CN210071439U CN210071439U CN201920546403.4U CN201920546403U CN210071439U CN 210071439 U CN210071439 U CN 210071439U CN 201920546403 U CN201920546403 U CN 201920546403U CN 210071439 U CN210071439 U CN 210071439U
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Abstract
The utility model relates to the technical field of accessories of sulfuric acid mist extraction equipment, in particular to a safe sulfuric acid mist extraction device, which reduces the difficulty that workers find the leakage of a connecting pipeline at the first time and take measures in time by adding an alarm device, thereby reducing the probability of adverse effect of the pipeline connection condition of the safe sulfuric acid mist extraction device on the sulfuric acid mist detection result; the device comprises a filtering mechanism, an absorption mechanism, a control mechanism, an adsorption mechanism and an air suction pump assembly, wherein a filter membrane assembly is arranged at the output end of the filtering mechanism; still include control box, alarm box, division board, control lever, control spring, control piston, drive pole, gag lever post, spacing piston, mounting panel, pivot, fixing bearing, three light flabellums of group, fastening knob and fastening block, the inside of control box is provided with the control chamber, and the inside of control lever is provided with the slip chamber, and the inside of alarm box is provided with the working chamber, and the inside of gag lever post is provided with spacing chamber.
Description
Technical Field
The utility model relates to a sulfuric acid mist draws technical field of equipment attachment, especially relates to a safe type sulfuric acid mist extraction element.
Background
As is well known, the sulfuric acid mist generally refers to the mist formed by a large amount of floating sulfuric acid particles, and is caused by sulfur oxide-containing waste gas discharged in the processes of fossil fuel combustion or mineral smelting, sulfuric acid generation and the like, and is an atmospheric pollution phenomenon, and the sulfuric acid mist particles can invade deep tissues of a human body to cause harm to health, and long-term contact with high-concentration sulfuric acid mist can cause diseases such as bronchiectasis, emphysema and even pulmonary sclerosis of the human body, so that it is very necessary to detect the sulfuric acid mist in the air and take treatment measures in time, wherein the safety sulfuric acid mist extraction device is a device for extracting the sulfuric acid mist in the air of an operation environment in the process of detecting the content of the sulfuric acid mist in the air of the operation environment, and is widely used in the field of air detection; the existing safe sulfuric acid mist extraction device comprises a filtering mechanism, an absorption mechanism, a control mechanism, an adsorption mechanism and an air pump assembly, wherein a filter membrane assembly is arranged at the output end of the filtering mechanism, the output end of the filtering mechanism is communicated with the input end of the absorption mechanism, the output end of the absorption mechanism is communicated with the input end of the control mechanism, the absorption mechanism is provided with two groups of impact type absorption bottles, the control mechanism is provided with a flow control valve and a gas flowmeter, the output end of the control mechanism is communicated with the input end of the adsorption mechanism, the adsorption mechanism is provided with an active carbon filter, and the output end of the adsorption mechanism is communicated with the input; when the existing safe sulfuric acid mist extraction device is used, firstly, under the suction action of an air suction pump, measured air firstly passes through a filter mechanism, then particulate matters in the air are filtered out by the filter mechanism, then sulfuric acid droplets, sulfur dioxide gas and sulfur trioxide gas in the air pass through the filter mechanism and sequentially enter two groups of impact absorption bottles of the absorption mechanism, at the moment, a filter module is sampled at a constant speed, the samples are leached by water, after cations are removed, in a weakly acidic solution, sulfate ions in an alkali piece sample solution react with a barium chromate suspension to generate barium sulfate, in an ammonia-ethanol solution, the barium sulfate and excessive barium chromate are separated and removed, yellow chromate ions released by reaction are in direct proportion to the concentration of the sulfate, the detection result of the sulfuric acid droplets, the sulfur dioxide and the sulfur trioxide in the two groups of impact absorption bottles is added according to the depth of color and the measurement result of the sulfuric acid droplets, the sulfur dioxide and the sulfur trioxide in the, all sulfuric acid mist can be detected; present safe type sulfuric acid mist extraction element discovers in using, at the in-process of safe type sulfuric acid mist extraction element work, in case the gas leakage phenomenon appears in this sulfuric acid mist extraction element's connecting line, then the probability that the testing result of sulfuric acid mist received harmful effects is higher, and present safe type sulfuric acid mist extraction element does not have alarm device simultaneously, therefore staff's very first time discovery connecting line gas leakage and in time take the degree of difficulty of measure great to it is relatively poor to lead to the practicality.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a reduce the degree of difficulty that the staff found the connecting line gas leakage and in time taken measures the very first time through addding alarm device, therefore reduced safe type sulfuric acid mist extraction element's the pipe connection condition and led to the fact the probability of harmful effects to sulfuric acid mist testing result to the safe type sulfuric acid mist extraction element of practicality has been strengthened.
The utility model discloses a safe type sulfuric acid mist extraction element, including filter equipment, absorption mechanism, control mechanism, adsorption apparatus structure and air pump subassembly, the output of filter equipment is provided with the filter membrane subassembly, the output of filter equipment communicates with the input of absorption mechanism, the output of absorption mechanism communicates with the input of control mechanism, the absorption mechanism is provided with two sets of impact absorption bottles, the control mechanism is provided with flow control valve and gas flowmeter, the output of control mechanism communicates with the input of adsorption apparatus structure, the adsorption apparatus structure is provided with the active carbon filter; the air suction pump assembly is characterized by further comprising a control box, an alarm box, a partition plate, a control rod, a control spring, a control piston, a driving rod, a limiting piston, a mounting plate, a rotating shaft, a fixed bearing, three groups of light fan blades, a fastening knob and a fastening block, wherein a control cavity is arranged in the control box, the left side of the top end and the right side of the bottom end of the control cavity are respectively communicated with an input pipe and an output pipe, the input pipe and the output pipe are respectively communicated with the output end of the adsorption mechanism and the input end of the air suction pump assembly, the top end, the bottom end, the front end and the rear end of the partition plate are respectively connected with the top end, the bottom end, the front end and the rear end of the control cavity, the left end and the right end of the control rod are respectively connected with the right end of the partition plate and the middle part of the right, the left end of the sliding cavity is communicated with a clamping groove, the left end of the clamping groove is communicated with the control cavity and is provided with an inflow hole, the control piston is hermetically and slidably clamped with the sliding cavity, the left area of the control piston is hermetically and slidably clamped with the clamping groove, the left end and the right end of the control spring are respectively clung to the right end of the control piston and the right end of the sliding cavity, the left area of the middle area of the bottom end of the sliding cavity is communicated with the control cavity and is provided with an output hole, the right end of the alarm box is connected with the left end of the control box, the alarm box is internally provided with a working cavity, the bottom of the right end of the working cavity is communicated with the control cavity and is provided with a telescopic hole, the right end of the driving rod passes through the inflow hole from the control cavity and extends into the clamping groove, the right end of the driving rod is connected with the left end of the control piston, the inner part of the limiting rod is provided with a limiting cavity, the right end of the limiting cavity is communicated with the left end of a telescopic hole, the left end of the driving rod penetrates through the telescopic hole from the control cavity and extends into the limiting cavity, the left end of the driving rod is connected with the right end of a limiting piston, the limiting piston is clamped with the limiting cavity in a sealing and sliding mode, the middle part of the top end of the limiting cavity is communicated with the limiting hole, the left end of the limiting cavity is communicated with the working cavity and is provided with a second adjusting hole, the left end and the right end of the mounting plate are respectively connected with the middle upper parts of the left end and the right end of the working cavity in an area, the top end of the mounting plate is provided with a rotating hole in a penetrating mode, the fixed bearing is fixedly clamped with the rotating hole, the bottom of the rotating shaft is in interference fit with the fixed bearing, the left front side, the right front side and the rear side of the top area of the rotating, the circumference lateral wall of fresh air inlet is provided with the internal thread, the outer circumference lateral wall of fastening block is provided with the external screw thread, the top and the bottom of fastening knob of fastening block are connected, fastening block and fresh air inlet spiral shell dress, and the upper left portion region of working chamber is provided with transparent observation board.
The utility model discloses a safe type sulfuric acid mist extraction element still includes seal gasket, seal gasket and fastening block activity suit, seal gasket's top and bottom are sealed hugging closely with the bottom of fastening knob and the top of alarm box respectively.
The utility model discloses a safe type sulfuric acid mist extraction element still includes two sets of regulation handles, two sets of regulation handles's bottom is connected with the top left side and the right side of fastening knob respectively.
The utility model discloses a safe type sulfuric acid mist extraction element, the position that the top of three group's light flabellums is the same is provided with three group's reflectors respectively.
The utility model discloses a safe type sulfuric acid mist extraction element still includes anchor ring and anchor strut, the upper left portion of air bleed pump subassembly is provided with the breathing pipe, the fixed suit in middle part of anchor ring and breathing pipe, the regional right-hand member in bottom of anchor strut is connected with the left end of anchor ring, the top of anchor strut is connected with the bottom left side of control box.
The utility model discloses a safe type sulfuric acid mist extraction element still includes handheld pole, the top of handheld pole is connected with the bottom left side of alarm box.
The utility model discloses a safe type sulfuric acid mist extraction element still includes switch board and sealing ring, the left end bottom intercommunication of working chamber is provided with the clearance hole, the right-hand member of switch board is provided with sealed piece, sealed piece clamps with the clearance hole, the inside wall and the lateral wall of sealing ring are sealed hugging closely with the lateral wall of sealed piece and the lateral wall in clearance hole respectively, switch board and alarm box spiral shell dress.
The utility model discloses a safe type sulfuric acid mist extraction element still includes the switch handle, the right-hand member of switch handle is connected with the left end middle part of switch board.
Compared with the prior art, the beneficial effects of the utility model are that: after the air extraction pump assembly is started, negative pressure occurs in the right lower area of a partition plate in a control box, then gas in the left area of the control box pushes a control piston to move rightwards in a control rod, the control piston extrudes a control spring, when the control piston moves to the left side of the partition plate and is communicated with the right lower side of the partition plate through an input hole of the control rod, the control piston still continues to move transversely until the opening of the input hole is large enough, the control piston is stabilized at a certain position in the control rod, meanwhile, the control piston pulls a limiting piston to a set position in the limiting rod through a driving rod, the limiting piston seals and blocks a limiting hole of the limiting rod, a working cavity of the alarm box and a control cavity of the control box are in a separated state, then a fastening knob is rotated to screw off a fastening block on an air inlet hole at the top of the alarm box, and the alarm box is communicated with outside air through an air inlet hole, at the moment, once the pipeline of the safe sulfuric acid mist extraction device leaks, the air pressure on the left side of the partition plate in the control box is reduced, so that the control piston moves leftwards under the pushing of the control spring, meanwhile, the control piston pushes the limiting piston to move leftwards through the driving rod, at the moment, a gap is formed in the limiting hole in the limiting rod, the working cavity of the alarm box is communicated with the interior of the limiting rod, namely the working cavity is communicated with the control cavity, at the moment, external air flows into the working cavity through the air inlet hole of the alarm box, when the air is blown into the working cavity through the air inlet hole, the three groups of light fan blades are blown to rotate, and due to the dynamic state, people can pay attention to the fact that the pipeline breaks down at the moment after the working state of the three groups of light fan blades is observed, so that maintenance measures can be taken in time, and the difficulty of finding out the connecting pipeline and taking measures in time by, therefore, the probability of adverse effect on the sulfuric acid mist detection result caused by the pipeline connection condition of the safe sulfuric acid mist extraction device is reduced, and the practicability is enhanced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of a partially enlarged structure of a;
fig. 3 is a schematic view of the connection structure of three sets of light fan blades and three sets of reflectors of the present invention;
FIG. 4 is a schematic view of the connection structure of the partition plate and the control rod of the present invention;
fig. 5 is a schematic view of the connection structure of the switch board and the alarm box of the present invention;
FIG. 6 is a flow chart of the present invention;
in the drawings, the reference numbers: 1. an air extraction pump assembly; 2. a control box; 3. an alarm box; 4. a partition plate; 5. a control lever; 6. a control spring; 7. a control piston; 8. driving the rod; 9. a limiting rod; 10. a limit piston; 11. mounting a plate; 12. a rotating shaft; 13. fixing the bearing; 14. three groups of light fan blades; 15. fastening a knob; 16. a fastening block; 17. a control chamber; 18. a sliding cavity; 19. a working chamber; 20. a limiting cavity; 21. sealing gaskets; 22. two groups of adjusting handles; 23. three groups of reflectors; 24. a reinforcing ring; 25. a reinforcing rod; 26. a hand-held wand; 27. a switch plate; 28. a seal ring; 29. a sealing block; 30. a switch handle; 31. a filtering mechanism; 32. an absorbing mechanism; 33. a control mechanism; 34. an adsorption mechanism; 35. a transparent viewing plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the safety sulfuric acid mist extraction device of the present invention comprises a filtering mechanism 31, an absorbing mechanism 32, a control mechanism 33, an adsorbing mechanism 34 and an air pump assembly 1, wherein the output end of the filtering mechanism 31 is provided with a filter membrane assembly, the output end of the filtering mechanism 31 is communicated with the input end of the absorbing mechanism 32, the output end of the absorbing mechanism 32 is communicated with the input end of the control mechanism 33, the absorbing mechanism 32 is provided with two groups of impact absorbing bottles, the control mechanism 33 is provided with a flow control valve and a gas flow meter, the output end of the control mechanism 33 is communicated with the input end of the adsorbing mechanism 34, and the adsorbing mechanism 34 is provided with an activated carbon filter; the air-suction pump device further comprises a control box 2, an alarm box 3, a partition plate 4, a control rod 5, a control spring 6, a control piston 7, a driving rod 8, a limiting rod 9, a limiting piston 10, a mounting plate 11, a rotating shaft 12, a fixed bearing 13, three groups of light fan blades 14, a fastening knob 15 and a fastening block 16, wherein a control cavity 17 is arranged inside the control box 2, the left side of the top end and the right side of the bottom end of the control cavity 17 are respectively communicated with an input pipe and an output end, the input pipe and the output pipe are respectively communicated with the output end of the adsorption mechanism 34 and the input end of the air-suction pump assembly 1, the top end, the bottom end, the front end and the rear end of the partition plate 4 are respectively connected with the top end, the bottom end, the front end and the rear end of the control cavity 17, the left end and the right end of the control rod 5 are respectively connected with the right end of the partition plate 4 and the middle part of the, the left end of the sliding cavity 18 is communicated with a clamping groove, the left end of the clamping groove is communicated with the control cavity 17 and is provided with an inflow hole, the control piston 7 is hermetically and slidably clamped with the sliding cavity 18, the left area of the control piston 7 is hermetically and slidably clamped with the clamping groove, the left end and the right end of the control spring 6 are respectively clung to the right end of the control piston 7 and the right end of the sliding cavity 18, the left side of the middle area of the bottom end of the sliding cavity 18 is communicated with the control cavity 17 and is provided with an output hole, the right end of the alarm box 3 is connected with the left end of the control box 2, the alarm box 3 is internally provided with a working cavity 19, the bottom of the right end of the working cavity 19 is communicated with the control cavity 17 and is provided with a telescopic hole, the right end of the driving rod 8 passes through the inflow hole from the control cavity 17 and extends into the clamping groove, the right end of the driving rod 8 is connected with the left end of the control piston 7, the right end of a limit cavity 20 is communicated with the left end of a telescopic hole, the left end of a driving rod 8 passes through the telescopic hole from a control cavity 17 and extends into the limit cavity 20, the left end of the driving rod 8 is connected with the right end of a limit piston 10, the limit piston 10 is clamped with the limit cavity 20 in a sealing and sliding manner, the middle part of the top end of the limit cavity 20 is communicated with and provided with a limit hole, the left end of the limit cavity 20 is communicated with and provided with a second adjusting hole with a working cavity 19, the left end and the right end of a mounting plate 11 are respectively connected with the middle upper parts of the left end and the right end of the working cavity 19, the top end of the mounting plate 11 is provided with a rotating hole in a penetrating manner, a fixed bearing 13 is fixedly clamped with the rotating hole, the bottom of a rotating shaft 12 is in interference fit with the fixed bearing 13, the left front side, the right front side and the rear side of the top area of the rotating shaft 12 are respectively connected with the, the outer circumferential side wall of the fastening block 16 is provided with external threads, the top end of the fastening block 16 is connected with the bottom end of the fastening knob 15, the fastening block 16 is screwed with the air inlet hole, and the upper left area of the working cavity 19 is provided with a transparent observation plate 35; after the air extraction pump assembly is started, negative pressure occurs in the right lower area of a partition plate in a control box, then gas in the left area of the control box pushes a control piston to move rightwards in a control rod, the control piston extrudes a control spring, when the control piston moves to the left side of the partition plate and is communicated with the right lower side of the partition plate through an input hole of the control rod, the control piston still continues to move transversely until the opening of the input hole is large enough, the control piston is stabilized at a certain position in the control rod, meanwhile, the control piston pulls a limiting piston to a set position in the limiting rod through a driving rod, the limiting piston seals and blocks a limiting hole of the limiting rod, a working cavity of the alarm box and a control cavity of the control box are in a separated state, then a fastening knob is rotated to screw off a fastening block on an air inlet hole at the top of the alarm box, and the alarm box is communicated with outside air through an air inlet hole, at the moment, once the pipeline of the safe sulfuric acid mist extraction device leaks, the air pressure on the left side of the partition plate in the control box is reduced, so that the control piston moves leftwards under the pushing of the control spring, meanwhile, the control piston pushes the limiting piston to move leftwards through the driving rod, at the moment, a gap is formed in the limiting hole in the limiting rod, the working cavity of the alarm box is communicated with the interior of the limiting rod, namely the working cavity is communicated with the control cavity, at the moment, external air flows into the working cavity through the air inlet hole of the alarm box, when the air is blown into the working cavity through the air inlet hole, the three groups of light fan blades are blown to rotate, and due to the dynamic state, people can pay attention to the fact that the pipeline breaks down at the moment after the working state of the three groups of light fan blades is observed, so that maintenance measures can be taken in time, and the difficulty of finding out the connecting pipeline and taking measures in time by, therefore, the probability of adverse effect on the sulfuric acid mist detection result caused by the pipeline connection condition of the safe sulfuric acid mist extraction device is reduced, and the practicability is enhanced.
The utility model discloses a safe sulfuric acid mist extraction device, which also comprises a sealing gasket 21, wherein the sealing gasket 21 is movably sleeved with a fastening block 16, and the top end and the bottom end of the sealing gasket 21 are respectively sealed and clung to the bottom end of a fastening knob 15 and the top end of an alarm box 3; through set up seal gasket between fastening knob and the alarm box, very big improvement the leakproofness between fastening knob and the alarm box, therefore reduced the probability that the gap gas leakage of alarm box through fastening block and fresh air inlet to the practicality has been strengthened.
The utility model discloses a safe sulfuric acid mist extraction device, which also comprises two groups of adjusting handles 22, wherein the bottom ends of the two groups of adjusting handles 22 are respectively connected with the left side and the right side of the top end of a fastening knob 15; the adjusting process of the fastening knob is more labor-saving through the two groups of adjusting handles, so that the practicability is enhanced.
In the safety sulfuric acid mist extraction device of the utility model, three groups of reflectors 23 are respectively arranged at the same positions at the top ends of three groups of light fan blades 14; when the alarm box takes place to report to the police and makes three group's light flabellums rotate, three group's reflectors rotate along three group's light flabellums in step respectively, at three group's reflector pivoted in-process, according to specular reflection's principle for three group's light flabellums of pivoted are more easily discovered, have improved alarm box's alarm effect promptly, thereby have strengthened the practicality.
The utility model discloses a safe type sulfuric acid mist extraction element, still include reinforcing ring 24 and anchor strut 25, the left upper portion of aspiration pump subassembly 1 is provided with the breathing pipe, reinforcing ring 24 and the fixed suit in middle part of breathing pipe, the bottom region right-hand member of anchor strut 25 is connected with the left end of reinforcing ring 24, the top of anchor strut 25 is connected with the bottom left side of control box 2; through the supporting role of reinforcing ring and reinforcing rod to the control box jointly for control box stability more, thereby strengthened the steadiness.
The utility model discloses a safe sulfuric acid mist extraction device, which also comprises a handheld rod 26, wherein the top end of the handheld rod 26 is connected with the left side of the bottom end of the alarm box 3; when the fastening knob is screwed off or screwed on the alarm box, the adjusting process of the fastening knob is more convenient by holding the handheld rod, so that the convenience is enhanced.
The utility model discloses a safe type sulfuric acid mist extraction element, still include switch board 27 and sealing ring 28, the left end bottom intercommunication of working chamber 19 is provided with the clearance hole, the right-hand member of switch board 27 is provided with sealing block 29, sealing block 29 and clearance hole card dress, the inside wall and the lateral wall of sealing ring 28 are sealed the hugging closely with the lateral wall of sealing block 29 and the lateral wall in clearance hole respectively, switch board 27 and 3 spiral shell dresses of alarm box; because the alarm box is when normally working, its fresh air inlet is the state of opening, consequently has debris to fall into the alarm box in difficult to avoid, and makes the debris clearance in the alarm box more convenient through setting up the clearance hole for the alarm box, and in the normal work of alarm box, the cubical switchboard then dies the clearance hole card through sealed piece, and the sealing ring has improved the degree of tightness between sealed piece and the clearance hole simultaneously to the use limitation has been reduced.
The utility model discloses a safe sulfuric acid mist extraction device, which also comprises a switch handle 30, wherein the right end of the switch handle 30 is connected with the middle part of the left end of a switch plate 27; the switch board is more convenient to control through the switch handle, so that convenience is enhanced.
The utility model discloses a safe type sulfuric acid mist extraction element, it is at work, at first under the suction action of aspiration pump, negative pressure appears in the control box at this moment in the right lower part region of division board, then the regional gas in left part of control box then promotes the control piston and moves to the right in the control lever, control piston extrusion control spring simultaneously, after control piston moved to the left side of division board and the right downside of division board through the input hole of control lever intercommunication, control piston still continues the lateral shifting, when the trompil of input hole is enough big, control piston stabilizes a certain position in the control lever, control piston simultaneously through drive pole with spacing piston pulling to the position of settlement in the gag lever post, spacing piston then plugs up the spacing hole sealing of gag lever post this moment, the working chamber of alarm box and the control chamber of control box are in the state of cutting off at this moment, then the fastening knob is rotated to screw off the fastening block on an air inlet hole at the top of the alarm box, at the moment, the alarm box is communicated with the outside air through the air inlet hole, then the measured air firstly passes through the filtering mechanism, then the filtering mechanism filters out particulate matters in the air, then sulfuric acid droplets, sulfur dioxide gas and sulfur trioxide gas in the air pass through the filtering mechanism and sequentially enter two groups of impact type absorption bottles of the absorption mechanism, at the moment, the filter module assembly is sampled at constant speed, the water is used for leaching, after cations are removed, in a weak acid solution, sulfate ions in an alkali piece sample solution react with a barium chromate suspension to generate barium sulfate, in an ammonia-ethanol solution, the barium sulfate and excessive barium chromate are separated and removed, yellow chromate ions released by reaction are in direct proportion to the concentration of the sulfate, and the determination is carried out by a spectral width method according to the shade of color, the detection results of sulfuric acid liquid drops, sulfur dioxide and sulfur trioxide in the two groups of impact absorption bottles are added, so that all sulfuric acid mist can be detected, once the pipeline of the safety type sulfuric acid mist extraction device leaks, the air pressure on the left side of the partition plate in the control box is reduced, the control piston moves left under the pushing of the control spring, meanwhile, the control piston pushes the limiting piston to move left through the driving rod, the limiting hole in the limiting rod generates a gap, so that the working cavity of the alarm box is communicated with the inside of the limiting rod, namely the working cavity is communicated with the control cavity, at the moment, external air flows into the working cavity through the air inlet hole of the alarm box, when air is blown into the working cavity through the air inlet hole, the three groups of light fan blades are blown to rotate, and due to the dynamic state, people can pay attention to the fact that the pipeline fails when the rotation state of the three groups of light fan blades is observed, so that maintenance measures can be taken in time.
The terms "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A safety sulfuric acid mist extraction device comprises a filtering mechanism (31), an absorption mechanism (32), a control mechanism (33), an adsorption mechanism (34) and an air pump assembly (1), wherein a filter membrane assembly is arranged at the output end of the filtering mechanism (31), the output end of the filtering mechanism (31) is communicated with the input end of the absorption mechanism (32), the output end of the absorption mechanism (32) is communicated with the input end of the control mechanism (33), the absorption mechanism (32) is provided with two groups of impact absorption bottles, the control mechanism (33) is provided with a flow control valve and a gas flowmeter, the output end of the control mechanism (33) is communicated with the input end of the adsorption mechanism (34), and the adsorption mechanism (34) is provided with an activated carbon filter; the device is characterized by further comprising a control box (2), an alarm box (3), a partition plate (4), a control rod (5), a control spring (6), a control piston (7), a driving rod (8), a limiting rod (9), a limiting piston (10), a mounting plate (11), a rotating shaft (12), a fixed bearing (13), three groups of light fan blades (14), a fastening knob (15) and a fastening block (16), wherein a control cavity (17) is arranged inside the control box (2), the left side of the top end and the right side of the bottom end of the control cavity (17) are respectively communicated with an input pipe and an output pipe, the input pipe and the output pipe are respectively communicated with the output end of an adsorption mechanism (34) and the input end of the air suction pump assembly (1), and the top end, the bottom end, the front end and the rear end of the partition plate (4) are respectively connected with the top end, the bottom end, the front end and the, the left end and the right end of the control rod (5) are respectively connected with the right end of the partition plate (4) and the middle part of the right end of the control cavity (17), a sliding cavity (18) is arranged inside the control rod (5), the right side of the top end of the sliding cavity (18) is communicated with the control cavity (17) and is provided with a first adjusting hole, the left end of the sliding cavity (18) is communicated with a clamping groove, the left end of the clamping groove is communicated with the control cavity (17) and is provided with an inflow hole, the control piston (7) is hermetically and slidably clamped with the sliding cavity (18), the left area of the control piston (7) is hermetically and slidably clamped with the clamping groove, the left end and the right end of the control spring (6) are respectively clung to the right end of the control piston (7) and the right end of the sliding cavity (18), the left side of the middle area of the bottom end of the sliding cavity (18) is communicated with the control cavity (17) and is provided with an output hole, and the right end of the alarm box, the alarm box is characterized in that a working cavity (19) is arranged inside the alarm box (3), the bottom of the right end of the working cavity (19) is communicated with a control cavity (17) to form a telescopic hole, the right end of a driving rod (8) penetrates through an inflow hole from the control cavity (17) and extends into a clamping groove, the right end of the driving rod (8) is connected with the left end of a control piston (7), the right end of a limiting rod (9) is connected with the bottom of the right end of the working cavity (19) in an area mode, a limiting cavity (20) is arranged inside the limiting rod (9), the right end of the limiting cavity (20) is communicated with the left end of the telescopic hole, the left end of the driving rod (8) penetrates through the telescopic hole from the control cavity (17) and extends into the limiting cavity (20), the left end of the driving rod (8) is connected with the right end of a limiting piston (10), and the limiting piston (10) is clamped with the limiting cavity (20) in a sealing and sliding mode, the top middle part of the limiting cavity (20) is communicated with a limiting hole, the left end of the limiting cavity (20) is communicated with the working cavity (19) to be provided with a second adjusting hole, the left end and the right end of the mounting plate (11) are respectively connected with the left end and the right end middle upper part area of the working cavity (19), the top end of the mounting plate (11) is provided with a rotating hole in a penetrating way, the fixed bearing (13) is fixedly clamped with the rotating hole, the bottom of the rotating shaft (12) is in interference connection with the fixed bearing (13), the left front side, the right front side and the rear side of the top area of the rotating shaft (12) are respectively connected with the inner ends of three groups of light fan blades (14), the top right side of the working cavity (19) is communicated with an air inlet hole, the circumferential side wall of the air inlet hole is provided with an internal thread, the outer circumferential side wall of the fastening block (16) is provided with an external thread, and the top end of the fastening, the fastening block (16) is screwed with the air inlet hole, and a transparent observation plate (35) is arranged in the upper left area of the working cavity (19).
2. The safety sulfuric acid mist extraction device as claimed in claim 1, further comprising a sealing gasket (21), wherein the sealing gasket (21) is movably sleeved with the fastening block (16), and the top end and the bottom end of the sealing gasket (21) are respectively in sealing close contact with the bottom end of the fastening knob (15) and the top end of the alarm box (3).
3. The safety sulfuric acid mist extraction device as claimed in claim 2, further comprising two sets of adjusting handles (22), wherein the bottom ends of the two sets of adjusting handles (22) are respectively connected with the left side and the right side of the top end of the fastening knob (15).
4. A safety sulfuric acid mist extraction device as claimed in claim 3, wherein three sets of reflectors (23) are respectively arranged at the same positions of the top ends of the three sets of light fan blades (14).
5. The safety type sulfuric acid mist extraction device as claimed in claim 4, further comprising a reinforcing ring (24) and a reinforcing rod (25), wherein the air suction pipe is arranged at the upper left part of the air suction pump assembly (1), the reinforcing ring (24) is fixedly sleeved with the middle part of the air suction pipe, the right end of the bottom area of the reinforcing rod (25) is connected with the left end of the reinforcing ring (24), and the top end of the reinforcing rod (25) is connected with the left side of the bottom end of the control box (2).
6. The safety sulfuric acid mist extraction device as claimed in claim 5, characterized by further comprising a handheld rod (26), wherein the top end of the handheld rod (26) is connected with the left side of the bottom end of the alarm box (3).
7. The safety type sulfuric acid mist extraction device as claimed in claim 6, further comprising a switch board (27) and a sealing ring (28), wherein a cleaning hole is formed in the bottom of the left end of the working chamber (19) in a communicated manner, a sealing block (29) is arranged at the right end of the switch board (27), the sealing block (29) is clamped with the cleaning hole, the inner side wall and the outer side wall of the sealing ring (28) are tightly attached to the outer side wall of the sealing block (29) and the side wall of the cleaning hole in a sealed manner, and the switch board (27) is screwed with the alarm box (3).
8. The safety sulfuric acid mist extraction device as claimed in claim 7, further comprising a switch handle (30), wherein the right end of the switch handle (30) is connected with the middle part of the left end of the switch plate (27).
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CN112763535A (en) * | 2020-12-27 | 2021-05-07 | 常州市双固顿达机电科技有限公司 | Chemical fiber filament crimp shrinkage rate test method and test equipment |
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CN112763535A (en) * | 2020-12-27 | 2021-05-07 | 常州市双固顿达机电科技有限公司 | Chemical fiber filament crimp shrinkage rate test method and test equipment |
CN112763535B (en) * | 2020-12-27 | 2022-04-08 | 常州市双固顿达机电科技有限公司 | Chemical fiber filament crimp shrinkage rate test method and test equipment |
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