CN113759042A - Device for measuring content of benzene series components in waste gas of fixed pollution source - Google Patents
Device for measuring content of benzene series components in waste gas of fixed pollution source Download PDFInfo
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- CN113759042A CN113759042A CN202111010226.6A CN202111010226A CN113759042A CN 113759042 A CN113759042 A CN 113759042A CN 202111010226 A CN202111010226 A CN 202111010226A CN 113759042 A CN113759042 A CN 113759042A
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- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 99
- 239000007921 spray Substances 0.000 claims abstract 4
- 238000001914 filtration Methods 0.000 claims description 14
- 238000005485 electric heating Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000003556 assay Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D41/00—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids
- B01D41/04—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/26—Conditioning of the fluid carrier; Flow patterns
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N2030/022—Column chromatography characterised by the kind of separation mechanism
- G01N2030/025—Gas chromatography
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device for measuring the content of benzene series components in fixed pollution source waste gas, which belongs to the technical field of content measurement and comprises a device body, wherein the top of the device body is provided with an air inlet, the device body is provided with an air outlet, two groups of filter screens with the same structure transversely penetrate through the air inlet, the left filter screen penetrates through the air inlet, the top of the device body is provided with a fixed box, the left filter screen extends into the fixed box, the top of the fixed box is provided with a water pump, the water outlet of the water pump is communicated with a water supply pipe, the other end of the water supply pipe penetrates through the fixed box and is communicated with a water spray head, the filter screens which are mutually connected are fixed through elastic splicing of a limiting component, so that the filter screens are convenient to disassemble and replace, the replaced filter screens are pushed into the fixed box, water is sprayed out to the filter screens in the fixed box through the water spray head, and the fixing strip drives the brush to clean, so that the replaced filter screen can be cleaned, and the normal use of the device is not influenced.
Description
Technical Field
The invention relates to the technical field of content measurement, in particular to a device for measuring the content of benzene series components in waste gas of a fixed pollution source.
Background
A device for measuring the content of benzene series in waste gas of fixed pollution source is an instrument for analyzing and detecting each component in mixed gas, a sample is carried in by carrier gas, the components are separated by chromatographic columns with different retention performances to the components in the mixture to be detected, and the components are sequentially led into a detector to obtain the detection signals of the components, according to the sequence of leading in the detector, the components can be distinguished by comparison, the content of each component can be calculated according to the peak height or peak area, and in the measuring process, the waste gas needs to be filtered first to prevent dust from entering.
Benzene series composition assay device is in order to guarantee the filter effect in traditional fixed pollution source waste gas, generally all can set up the filter screen of being convenient for to change at the air intake, but still need the clearance after the change, just can reuse, can influence the normal use of device undoubtedly, and the radiating effect is not good, also influences the life of device, for this reason, we propose a benzene series composition assay device in the fixed pollution source waste gas.
Disclosure of Invention
The invention aims to provide a device for measuring the content of benzene series components in waste gas of a fixed pollution source, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a device for measuring the content of benzene series components in waste gas of a fixed pollution source comprises a device body, wherein an air inlet is formed in the top of the device body, an air outlet is formed in the device body, two groups of filter screens with the same structure transversely penetrate through the air inlet, the filter screen on the left side penetrates through the air inlet, a fixed box is arranged at the top of the device body, the filter screen on the left side extends into the fixed box, a water pump is arranged at the top of the fixed box, a water outlet of the water pump is communicated with a water supply pipe, the other end of the water supply pipe penetrates through the fixed box and is communicated with a water spraying head, the water spraying head is positioned above the filter screen on the left side, a water inlet of the water pump is communicated with one end of a water inlet pipe, the other end of the water inlet pipe is communicated with a water storage assembly, a treatment assembly is arranged at the top of the inner wall of the fixed box, and through holes are formed in the front side and the back side of the fixed box, and the processing components cover the two groups of through holes, the air inlet is provided with a limiting component, and the limiting component is spliced with the filter screen at the right side.
Preferably, the water storage component comprises a water storage tank, a water filtering plate is arranged on the inner wall of the water storage tank and is of an L-shaped structure, a threaded pipe penetrates through the top of the water storage tank, and the threaded pipe is fixedly connected with the water inlet pipe through threads.
Preferably, the water storage tank is communicated with the fixed tank, the water storage tank is fixed on the fixed tank through bolts, the top of the vertical section of the water filtering plate is fixedly connected with the water storage tank, the rear side of the horizontal section of the water filtering plate is fixedly connected with the water storage tank, and the threaded pipe is positioned above the horizontal section of the water filtering plate.
Preferably, the processing assembly includes the same fixed strip of four group structures, four groups the bottom of fixed strip all is provided with the left side the brush that the filter screen contacted, four groups the fixed strip all is connected with the power end of motor, four groups the top of fixed strip evenly is provided with the electrical heating board, the motor sets up on the mounting bracket, and the top of mounting bracket is connected with electric telescopic handle's power end, electric telescopic handle's top and the top inner wall connection of fixed case, both ends all are provided with the baffle around the motor.
Preferably, two sets of the baffle all is L type structure, the horizontal segment and the mounting bracket fixed connection of baffle, the vertical section of baffle covers on the through-hole.
Preferably, the limiting assembly comprises a pull rod, limiting rods are arranged on the front side and the rear side of the bottom end of the pull rod, the bottom end of each limiting rod penetrates through an air inlet to be connected to the right side in an inserting mode, slots matched with the limiting rods are formed in the tops of the two groups of filter screens, a spring sleeved on the limiting rods is arranged on the tops of the air inlets, and the tops of the springs are connected with the pull rod.
Preferably, the radiator unit includes the heat-conducting plate, the mounting hole has all been seted up to the department all around of heat-conducting plate, and all is provided with the locking bolt on the mounting hole, the heat-conducting plate passes through locking bolt and device body fixed connection, and the heat-conducting plate is located the rear side of device body, the heat-conducting plate is the rectangle structure, the even fixedly connected with fin in rear side of heat-conducting plate, the mounting groove has been seted up at the top of fin, and the cross-section of mounting groove is circular structure, the bottom wall connection of mounting groove has the expansion device.
Preferably, the deployment device includes the gasbag, the bottom of gasbag contacts with the bottom inner wall of mounting groove, the outer lane and the mounting groove laminating of gasbag are connected, the top laminating of gasbag is connected with the link, link and mounting groove sliding connection, the articulated seat of top central point fixedly connected with of link puts, articulated seat all around the top all articulate there is the sector plate, all around the sector plate all is located the mounting groove, the inner wall top fixedly connected with of mounting groove keeps off the ring, the edge at fender ring inner wall top is the arc form, and four groups the sector plate all leans on to establish on the inner wall that keeps off the ring.
Compared with the prior art, the invention has the beneficial effects that: the invention elastically inserts and connects filter screens which are fixedly connected with each other through the limiting component, so that the filter screens are convenient to disassemble and replace, the replaced filter screens are pushed into the fixed box to be cleaned without being taken out for cleaning, the device is not influenced to be used continuously, water flow is sprayed onto the filter screens in the fixed box through the water spraying head and is driven by the fixed strip to be cleaned, the replaced filter screens can be cleaned, meanwhile, the normal use of the device is not influenced, cleaning water can be filtered through the water storage component, the brush is driven by the electric telescopic rod to be separated from the filter screens in the fixed box, air in the fixed box is heated through the electric heating plate, and when the brush is separated from the filter screens, the baffle plate is not covered on the through hole any more, so that the filter screens after being dried and brushed are convenient, when the heat is too high, the air bag expands to drive the fan-shaped plate to extend out of the mounting groove to be contacted with the outside air, so that the contact area with the baffle ring is reduced, the heat dissipation efficiency of the device can be improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a partial structure of the present invention;
FIG. 3 is a schematic structural view at A of the present invention;
FIG. 4 is a schematic view of the structure of the present invention at B;
FIG. 5 is a schematic view of a heat sink assembly according to the present invention;
FIG. 6 is a schematic view of the deployment device of the present invention.
In the figure: 1. a device body; 2. an air inlet; 3. an air outlet; 4. filtering with a screen; 5. a fixed box; 6. a water pump; 7. a water supply pipe; 8. a sprinkler head; 9. a water inlet pipe; 10. a water storage assembly; 101. a water storage tank; 102. a water filter plate; 103. a threaded pipe; 11. a processing component; 111. a fixing strip; 112. a brush; 113. a motor; 114. an electrical heating plate; 115. an electric telescopic rod; 116. a baffle plate; 12. a limiting component; 121. a pull rod; 122. a limiting rod; 123. a spring; 13. a heat dissipating component; 131. a heat conducting plate; 132. a heat sink; 133. a deployment device; 1331. an air bag; 1332. a connecting frame; 1333. a hinged seat; 1334. a sector plate; 1335. and (4) a baffle ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A device for measuring the content of benzene series components in waste gas of a fixed pollution source refers to fig. 1 to 4, and comprises a device body 1, wherein the device body 1 has the same structure as the existing device for measuring the content of benzene series components in the waste gas of the fixed pollution source, an air inlet 2 is arranged at the top of the device body 1, an air outlet 3 is arranged on the device body 1, the air inlet 2 is used for waste gas to enter, the air outlet 3 is used for discharging measured waste gas, two groups of filter screens 4 with the same structure transversely penetrate through the air inlet 2, a left filter screen 4 penetrates through the air inlet 2, a fixed box 5 is arranged at the top of the device body 1, the left filter screen 4 extends into the fixed box 5, so that one group of the filter screens 4 is used, the other group of the filter screens 4 is reserved, when the filter screens 4 are replaced, the filter screen 4 at the air inlet 2 is firstly drawn out, then the reserved filter screen 4 is inserted into the air inlet 2, so that the filter screen 4 needing to be cleaned enters the fixed box 5 to be cleaned, the top of fixed case 5 is provided with water pump 6, the delivery port and the water pipe 7 intercommunication of water pump 6, the other end of water pipe 7 runs through fixed case 5 and sprinkler bead 8 intercommunication, sprinkler bead 8 is located the top of left side filter screen 4, the water inlet of water pump 6 and the one end intercommunication of inlet tube 9, the other end and the water storage component 10 intercommunication of inlet tube 9, the inner wall top of fixed case 5 is provided with treatment assembly 11, the through-hole has all been seted up to both sides around fixed case 5, and treatment assembly 11 covers on two sets of through-holes, the through-hole is convenient for use when follow-up stoving filter screen, be provided with spacing subassembly 12 on air intake 2, and spacing subassembly 12 is pegged graft with right side filter screen 4, convenient to detach filter screen 4, all electrical components in the text all connect external power source through the external power source wire, and control through external power source switch.
Referring to fig. 2, the water storage assembly 10 includes a water storage tank 101, a water filtering plate 102 is disposed on an inner wall of the water storage tank 101, the water filtering plate 102 is in an L-shaped structure, a threaded pipe 103 penetrates through a top of the water storage tank 101, and the threaded pipe 103 is fixedly connected with the water inlet pipe 9 through a thread.
Referring to fig. 2, the water storage tank 101 is communicated with the fixing tank 5, the water storage tank 101 is fixed on the fixing tank 5 through a bolt, the top of the vertical section of the water filtering plate 102 is fixedly connected with the water storage tank 101, the rear side of the horizontal section of the water filtering plate 102 is fixedly connected with the water storage tank 101, and the threaded pipe 103 is located above the horizontal section of the water filtering plate 102, so that when water is pumped by the threaded pipe 103, the water can be filtered by the water filtering plate 102, and the threaded pipe 103 is conveniently detached from the water inlet pipe 9.
Referring to fig. 2 and 3, the processing assembly 11 includes four sets of fixing strips 111 having the same structure, brushes 112 contacting with the left screen 4 are disposed at the bottoms of the four sets of fixing strips 111 for cleaning the screen 4 in the fixing box 5, the four sets of fixing strips 111 are connected to the power end of the motor 113, electric heating plates 114 are uniformly disposed at the tops of the four sets of fixing strips 111, the electric heating plates 114 can heat air in the fixing box 5, the motor 113 is disposed on the mounting frame, the top of the mounting frame is connected to the power end of the electric telescopic rod 115, the top of the electric telescopic rod 115 is connected to the inner wall of the top of the fixing box 5, and baffles 116 are disposed at the front and rear ends of the motor 113.
Referring to fig. 1, 3 and 4, the two sets of baffles 116 are L-shaped, the horizontal sections of the baffles 116 are fixedly connected to the mounting frame, and the vertical sections of the baffles 116 cover the through holes, so that the through holes are not covered by the baffles 116 when the filter screen 4 is dried.
Referring to fig. 2, the limiting component 12 includes a pull rod 121, limiting rods 122 are disposed on the front and rear sides of the bottom end of the pull rod 121, the bottom end of each limiting rod 122 penetrates through the air inlet 2 and is inserted into the right filter screen 4, slots matched with the limiting rods 122 are disposed on the tops of the two sets of filter screens 4, a spring 123 sleeved on the limiting rod 122 is disposed on the top of the air inlet 2, and the top of the spring 123 is connected with the pull rod 121, so that the limiting rods 122 can be inserted into the filter screens 4.
Please refer to fig. 5 and 6, the heat dissipation assembly 13 includes a heat conduction plate 131, mounting holes are formed around the heat conduction plate 131, and locking bolts are disposed on the mounting holes, the heat conduction plate 131 is fixedly connected with the device body 1 through the locking bolts, and the heat conduction plate 131 is located at the rear side of the device body 1, the heat conduction plate 131 is in a rectangular structure, a heat dissipation plate 132 is uniformly and fixedly connected to the rear side of the heat conduction plate 131, an installation groove is formed at the top of the heat dissipation plate 132, the cross section of the installation groove is in a circular structure, an expansion device 133 is connected to the inner wall of the bottom of the installation groove, the heat generated when the device body 1 works can be conducted out through the heat conduction plate 131, and then the heat is discharged through the heat dissipation plate 132.
Referring to fig. 5 and 6, the deployment device 133 includes an air bag 1331, the bottom of the air bag 1331 contacts the inner wall of the bottom of the installation groove, the outer ring of the air bag 1331 is attached to the installation groove, when the heat is dissipated by the heat dissipating fins 132, the air in the air bag 1331 can be heated, and the air bag 1331 is further expanded, the top of the air bag 1331 is attached to a connecting frame 1332, the connecting frame 1332 is slidably connected to the installation groove, because the air bag 1331 is attached to the installation groove, the air bag 1331 can lift up the connecting frame 1332 when being expanded, the connecting frame 1332 moves upwards, the center of the top of the connecting frame 1332 is fixedly connected to a hinge seat 1333, the top of the hinge seat 1333 is hinged to a sector 1334, the sector 1334 is located in the installation groove, the top of the inner wall of the installation groove 1335 is fixedly connected to a baffle ring 1335, the edge of the top of the inner wall of the baffle ring 5 is arc-shaped, so that when the sector 1334 is extended and retracted, the heat dissipation device can stably pass through the retaining ring 1335, four groups of sector plates 1334 are arranged on the inner wall of the retaining ring 1335 in a leaning mode, the connecting frame 1332, the hinged seat 1333 and the sector plates 1334 are made of heat conduction materials, heat on the heat dissipation fins 132 can be discharged through the sector plates 1334, when the heat is too high, the air bag 1331 expands to enable the hinged seat 1333 to drive the sector plates 1334 to extend out of the mounting groove and to be in contact with outside air, the heat dissipation efficiency can be improved by reducing the contact area with the retaining ring 1335, when the heat dissipation device is not used, the air bag 1331 resets, and the sector plates 1334 are retracted into the mounting groove and do not occupy space.
When the filter screen 4 needs to be replaced, firstly, the filter screen 4 of the air inlet 2 is taken out, then the standby filter screen 4 is inserted into the air inlet 2, the filter screen 4 which needs to be cleaned enters the fixed box 5, water in the water storage tank 101 is extracted through the water inlet pipe 9 on the water pump 6, water is sprayed out to the filter screen 4 in the fixed box 5 through the water spraying head 8, the motor 113 is started, the fixed strip 111 drives the brush 112 to clean, the replaced filter screen 4 can be cleaned, meanwhile, the normal use of the device is not influenced, cleaning water can be reused after being filtered through the water filtering plate 102, the motor 113 is driven to move upwards through the electric telescopic rod 115, the brush 112 is separated from the filter screen 4 in the fixed box 5, air in the fixed box is heated through the electric heating plate 114, meanwhile, the baffle 116 moves upwards to not cover the through hole any more, and the filter screen 4 after being brushed is convenient to dry.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a benzene series composition assay device in fixed pollution source waste gas, includes device body (1), its characterized in that: the device is characterized in that an air inlet (2) is arranged at the top of the device body (1), an air outlet (3) is formed in the device body (1), two groups of filter screens (4) with the same structure transversely penetrate through the air inlet (2), the left side of the filter screens (4) penetrates through the air inlet (2), a fixed box (5) is arranged at the top of the device body (1), the filter screens (4) extend into the fixed box (5), a water pump (6) is arranged at the top of the fixed box (5), a water outlet of the water pump (6) is communicated with a water delivery pipe (7), the other end of the water delivery pipe (7) penetrates through the fixed box (5) and is communicated with a water spray head (8), the water spray head (8) is positioned above the left side of the filter screens (4), a water inlet of the water pump (6) is communicated with one end of a water inlet pipe (9), and the other end of the water inlet pipe (9) is communicated with a water storage component (10), the inner wall top of fixed case (5) is provided with processing component (11), the through-hole has all been seted up to both sides around fixed case (5), and processing component (11) cover is two sets of on the through-hole, be provided with spacing subassembly (12) on air intake (2), and spacing subassembly (12) and right side filter screen (4) are pegged graft, the filter screen is connected to the filter screen.
2. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 1, wherein: the water storage assembly (10) comprises a water storage tank (101), a water filtering plate (102) is arranged on the inner wall of the water storage tank (101), the water filtering plate (102) is of an L-shaped structure, a threaded pipe (103) penetrates through the top of the water storage tank (101), and the threaded pipe (103) is fixedly connected with a water inlet pipe (9) through threads.
3. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 2, wherein: storage water tank (101) and fixed case (5) intercommunication, and storage water tank (101) pass through the bolt fastening on fixed case (5), the vertical section top and storage water tank (101) fixed connection of drainage board (102), the horizontal segment rear side and storage water tank (101) fixed connection of drainage board (102), screwed pipe (103) are located the top of drainage board (102) horizontal segment.
4. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 1, wherein: handle subassembly (11) including four same fixed strips (111) of group structure, four groups the bottom of fixed strip (111) all is provided with and the left side brush (112) that filter screen (4) contacted, four groups fixed strip (111) all are connected with the power end of motor (113), four groups the top of fixed strip (111) evenly is provided with electric heating board (114), motor (113) set up on the mounting bracket, and the top of mounting bracket is connected with the power end of electric telescopic handle (115), the top of electric telescopic handle (115) and the top inner wall connection of stationary box (5), both ends all are provided with baffle (116) around motor (113).
5. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 4, wherein: two sets of baffle (116) all are L type structure, the horizontal segment and the mounting bracket fixed connection of baffle (116), the vertical section of baffle (116) covers on the through-hole.
6. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 1, wherein: spacing subassembly (12) include pull rod (121), both sides all are provided with gag lever post (122) around pull rod (121) bottom, and the bottom of gag lever post (122) runs through air intake (2) and pegs graft on the right side on filter screen (4), two sets of the top of filter screen (4) all seted up with gag lever post (122) assorted slot, the top of air intake (2) is provided with spring (123) that the cover was established on gag lever post (122), the top and the pull rod (121) of spring (123) are connected.
7. The device for measuring the content of the benzene series components in the waste gas of the fixed pollution source according to claim 1, wherein: radiating component (13) include heat-conducting plate (131), the mounting hole has all been seted up to department all around of heat-conducting plate (131), and all is provided with the locking bolt on the mounting hole, heat-conducting plate (131) are through locking bolt and device body (1) fixed connection, and heat-conducting plate (131) are located the rear side of device body (1), heat-conducting plate (131) are the rectangle structure, the even fixedly connected with fin (132) of rear side of heat-conducting plate (131), the mounting groove has been seted up at the top of fin (132), and the cross-section of mounting groove is circular structure, the bottom inner wall connection of mounting groove has expansion device (133).
8. The apparatus according to claim 7, wherein the apparatus comprises: unfolding apparatus (133) includes gasbag (1331), the bottom of gasbag (1331) contacts with the bottom inner wall of mounting groove, the outer lane and the mounting groove laminating of gasbag (1331) are connected, the top laminating of gasbag (1331) is connected with link (1332), link (1332) and mounting groove sliding connection, the top central point of link (1332) puts fixedly connected with articulated seat (1333), the top all around of articulated seat (1333) all articulates there is sector plate (1334), all around sector plate (1334) all is located the mounting groove, the inner wall top fixedly connected with of mounting groove keeps off ring (1335), the edge at fender ring (1335) inner wall top is the arc form, four groups sector plate (1334) are all leaned on establishing on the inner wall that keeps off ring (1335).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111010226.6A CN113759042A (en) | 2021-08-31 | 2021-08-31 | Device for measuring content of benzene series components in waste gas of fixed pollution source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111010226.6A CN113759042A (en) | 2021-08-31 | 2021-08-31 | Device for measuring content of benzene series components in waste gas of fixed pollution source |
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| CN113179618A (en) * | 2021-05-06 | 2021-07-27 | 熊怀双 | From high-efficient radiating server rack of open-type |
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Application publication date: 20211207 |