CN110985855A - Manual support device is exempted from to flue gas sampling rifle - Google Patents
Manual support device is exempted from to flue gas sampling rifle Download PDFInfo
- Publication number
- CN110985855A CN110985855A CN201911170637.4A CN201911170637A CN110985855A CN 110985855 A CN110985855 A CN 110985855A CN 201911170637 A CN201911170637 A CN 201911170637A CN 110985855 A CN110985855 A CN 110985855A
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- Prior art keywords
- arc
- rod
- sliding
- groove
- shaped
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
-
- 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
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a smoke sampling gun manual support-free device which comprises a supporting plate, wherein an arc-shaped supporting plate is rotatably connected to the left side end of the supporting plate, a placing groove is formed in the lower end of the supporting plate, a sliding groove is formed in the upper end of the supporting plate, a sliding mechanism is arranged in the sliding groove, a supporting rod connected with the sliding mechanism is rotatably connected to the lower end of the arc-shaped supporting plate, an arc-shaped abutting plate connected with the sliding mechanism is arranged on the right side of the supporting plate, an anti-slip pad is bonded to the side wall of the arc-shaped abutting plate, a rotating mechanism connected with the sliding mechanism is arranged at the inner bottom of the placing groove, a placing seat is connected to the rotating mechanism, a gun support groove is arranged on the upper surface of the placing seat, and a. The sampling gun is reasonable in structure, can be stably fixed on the outer wall of the chimney, does not need manual support, and is convenient to carry.
Description
Technical Field
The invention relates to the technical field of flue gas sampling guns, in particular to a manual-free supporting device of a flue gas sampling gun.
Background
Most of smoke dust and waste gas discharged by factory chimneys are generated by burning fuel, the fuel mainly comprises coal, coke, coking coal and the like, the emission of the chimney needs to be analyzed for clearly knowing the atmospheric pollutants of the chimney, a sample is needed for analysis, and a smoke sampling gun is mostly adopted for sampling smoke of the emission of the chimney at present.
Flue gas sampling rifle when using needs personnel to stand the operation in high altitude platform bare-handed, inserts the rifle head of flue gas sampling rifle on the chimney in the hole of predetermineeing, lifts flue gas sampling rifle for a long time and gathers, and the difference of operating mode lifts duration and probably longer, takes a lot of work and labours, makes the staff tired out, so the manual support device is exempted from to the flue gas sampling rifle of urgent need.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a smoke sampling gun manual-free supporting device, which can stably fix a sampling gun on the outer wall of a chimney without manual support.
In order to achieve the purpose, the invention adopts the following technical scheme:
a smoke sampling gun manual support-free device comprises a support plate, wherein the left end of the support plate is rotatably connected with an arc supporting plate, the lower end of the support plate is provided with a placing groove, the upper end of the support plate is provided with a sliding groove, a sliding mechanism is arranged in the sliding groove, the lower end of the arc supporting plate is rotatably connected with a supporting rod connected with the sliding mechanism, the right side of the support plate is provided with an arc abutting plate connected with the sliding mechanism, the side wall of the arc abutting plate is bonded with an anti-slip pad, the inner bottom of the placing groove is provided with a rotating mechanism connected with the sliding mechanism, the rotating mechanism is connected with a placing seat, the upper surface of the placing seat is provided with a gun bracket, the inner bottom of the gun bracket is provided with a placing opening communicated with the bottom of the placing seat, the right side of the support plate is provided with a strip-shaped groove, a supporting mechanism connected, the upper end bottom surface of arc layer board is equipped with the bar chamber, be connected with the extension rod through locking mechanism in the bar chamber, the lower surface of extension rod is equipped with the accumulator, the inner wall of accumulator rotates and is connected with the couple, be equipped with the magnetism mechanism of inhaling that is used for retrieving the couple in the accumulator.
Preferably, the sliding mechanism comprises a first sliding rod fixed between the inner walls of the sliding grooves, a sliding block is sleeved on the first sliding rod, the lower end of the supporting rod is rotatably connected with the sliding block, a first abutting rod is fixed on the right side wall of the sliding block, and the tail end of the first abutting rod penetrates through the sliding grooves and is fixedly connected with the arc abutting plates.
Preferably, the rotating mechanism comprises a gear which is rotatably connected between the inner walls of the placing groove, the sliding groove is communicated with the inner bottom of the placing groove through a strip-shaped opening, the lower end of the sliding block penetrates through the strip-shaped opening and extends into the placing groove, a rack is fixed at the lower end of the sliding block and is meshed with the gear, a connecting rod is fixedly connected to the outer wall of the gear, and the tail end of the connecting rod is fixedly connected with the placing seat.
Preferably, the supporting mechanism comprises a guide rod fixed between the inner walls of the strip-shaped grooves, two moving blocks are sleeved on the guide rod, the side walls of the moving blocks are rotatably connected with second abutting rods, the tail ends of the second abutting rods are rotatably connected with the back faces of the arc abutting plates, circular cavities are formed in the moving blocks, and fixing mechanisms are arranged in the circular cavities.
Preferably, fixed establishment is including setting up the board that supports in the round cavity, the upper end of supporting the board is fixed with the wedge, the upper end of wedge runs through the interior top in round cavity, the lower extreme of guide bar be equipped with a plurality ofly with wedge complex wedge groove, the lower extreme of supporting the board is fixed with the pull rod, it is equipped with the spring to lie in on the pull rod to overlap between the interior bottom of board and round cavity, the lower extreme of pull rod runs through round cavity and is fixed with the pull ring.
Preferably, stop gear is including setting up the slide in arc layer board one side upper end, the second slide bar between the inner wall of slide, the cover is equipped with the arc limiting plate on the second slide bar, the opposite side upper end of arc layer board is fixed with the inserted bar, be equipped with on the arc limiting plate with inserted bar complex jack.
Preferably, locking mechanism includes threaded connection at the bolt of arc layer board lower extreme, the end of bolt extends to the bar intracavity, the lower surface of extension rod is equidistant to be equipped with a plurality of and bolt complex thread grooves.
Preferably, the magnetic attraction mechanism comprises a groove arranged at the bottom in the recovery tank, a conical magnet is fixed on the inner wall of the groove, and the conical magnet is matched with the shape of the tip end of the hook.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up slide mechanism, can fold arc layer board and bracing piece when not using, portable, during the use, rotates the arc layer board, under slide mechanism's drive, the arc supports the board and can supports out automatically, and meanwhile, slide mechanism drives slewing mechanism to the messenger places the seat and rolls out from the standing groove, and it is convenient to use.
2. Only need hang the couple in the preset hole of chimney, the arc supports the board and supports on the chimney outer wall this moment, realizes the triangular supports, makes the overall stability support on the chimney surface, only needs to place the stock of flue gas sampling rifle on placing the seat, and the sampling pipe is placed on the arc layer board, and is spacing through stop gear, and overall stability guarantees the safety of detecting and sampling instrument, need not artificial support.
3. Through setting up supporting mechanism, can improve the support effect that the arc supported the board.
4. Through setting up magnetism and inhaling the mechanism, can not using, inhale through magnetism mechanism with the most advanced gyration of couple to the accumulator in, avoid pricking personnel at the in-process of taking.
Drawings
FIG. 1 is a schematic structural view of a smoke sampling gun manual support-free device provided by the invention;
FIG. 2 is a schematic diagram of a limiting mechanism of a smoke sampling gun manual support-free device provided by the invention;
FIG. 3 is a schematic top view of a strip-shaped groove of a manual support-free device for a flue gas sampling gun according to the present invention;
FIG. 4 is a schematic view of a hook recovery state of the manual support-free device of the flue gas sampling gun according to the present invention;
FIG. 5 is an enlarged schematic view of a structure at the position A of the manual support-free device for the flue gas sampling gun according to the present invention;
FIG. 6 is an enlarged schematic view of a structure at the position B of the manual support-free device for the flue gas sampling gun according to the present invention;
fig. 7 is an enlarged schematic view of a structure at a position C of the smoke sampling gun manual support-free device provided by the invention.
In the figure: the device comprises an arc supporting plate 1, an arc limiting plate 2, a strip-shaped cavity 3, a groove 4, a bolt 5, an extension rod 6, a hook 7, an arc supporting plate 8, a first supporting rod 9, a second supporting rod 10, a supporting plate 11, a supporting rod 12, a supporting groove 13, a connecting rod 14, a placing port 15, a placing seat 16, a gun bracket 17, a recovery groove 18, a thread groove 19, a non-slip mat 20, a guide rod 21, a moving block 22, a strip-shaped groove 23, a second sliding rod 24, a slideway 25, an inserted rod 26, a spring 27, a pull rod 28, a pull ring 29, a supporting plate 30, a wedge block 31, a sliding block 32, a rack 33, a gear 34, a strip-shaped port 35, a first sliding rod 36, a sliding groove 37 and.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-7, a smoke sampling gun manual support-free device comprises a support plate 11, an arc-shaped support plate 1 is rotatably connected to the left end of the support plate 11, a placement groove 13 is arranged at the lower end of the support plate 11, a sliding groove 37 is arranged at the upper end of the support plate 11, a sliding mechanism is arranged in the sliding groove 37, a support rod 12 connected with the sliding mechanism is rotatably connected to the lower end of the arc-shaped support plate 1, the sliding mechanism comprises a first sliding rod 36 fixed between the inner walls of the sliding groove 37, a sliding block 32 is sleeved on the first sliding rod 36, the lower end of the support rod 12 is rotatably connected with the sliding block 32, a first resisting rod 9 is fixed on the right side wall of the sliding block 32, the tail end of the first resisting rod 9 penetrates through the sliding groove 37 and is fixedly connected with an arc-shaped resisting plate 8, the arc-shaped support plate 1 is rotated, the sliding block 32 is driven to, the arc-shaped supporting plate 1 and the supporting plate 11 can be folded, and the carrying is convenient.
The right side of the supporting plate 11 is provided with an arc-shaped abutting plate 8 connected with a sliding mechanism, the side wall of the arc-shaped abutting plate 8 is bonded with a non-slip mat 20, the inner bottom of the placing groove 13 is provided with a rotating mechanism connected with the sliding mechanism, the rotating mechanism comprises a gear 34 rotatably connected between the inner walls of the placing groove 13, a sliding groove 37 is communicated with the inner bottom of the placing groove 13 through a strip-shaped opening 35, the lower end of a sliding block 32 penetrates through the strip-shaped opening 35 and extends into the placing groove 13, the lower end of the sliding block 32 is fixedly provided with a rack 33, the rack 33 is meshed with the gear 34, the outer wall of the gear 34 is fixedly connected with a connecting rod 14, the tail end of the connecting rod 14 is fixedly connected with the placing seat 16, the rotating mechanism is connected with the placing seat 16, the upper surface of the placing seat 16 is provided with a bracket gun 17, the inner bottom of the gun bracket 17 is provided with, thereby driving the gear 34 to rotate, the connecting rod 14 rotates along with the gear, and the placing seat 16 is positioned at the left side of the supporting plate 11 after rotating 180 degrees from the placing groove 13, and the gun bracket 17 is positioned at the upper part.
A strip-shaped groove 23 is arranged on the right side of the supporting plate 11, a supporting mechanism connected with the arc-shaped abutting plate 8 is arranged in the strip-shaped groove 23, the supporting mechanism comprises a guide rod 21 fixed between the inner walls of the strip-shaped groove 23, two moving blocks 22 are sleeved on the guide rod 21, the side wall of each moving block 22 is rotatably connected with a second abutting rod 10, the tail end of each second abutting rod 10 is rotatably connected with the back surface of the arc-shaped abutting plate 8, a circular cavity is arranged in each moving block 22, a fixing mechanism is arranged in each circular cavity and comprises an abutting plate 30 arranged in each circular cavity, a wedge block 31 is fixed at the upper end of each abutting plate 30, the upper end of each wedge block 31 penetrates through the inner top of each circular cavity, a plurality of wedge grooves matched with the wedge blocks 31 are arranged at the lower end of each guide rod 21, a pull rod 28 is fixed at the lower end of each abutting plate 30, a spring 27 is sleeved between each abutting plate 30 and the inner bottom of, when the arc-shaped abutting plate 8 is retracted again, only the pull ring 29 is pulled down, and the wedge block 31 is driven to leave the wedge-shaped groove through the pull rod 28 and the abutting plate 30, so that the normal retraction of the arc-shaped abutting plate 8 is not affected.
The upper end of arc layer board 1 is equipped with stop gear, stop gear is including setting up the slide 25 in 1 one side upper end of arc layer board, second slide bar 24 between the inner wall of slide 25, the cover is equipped with arc limiting plate 2 on the second slide bar 24, the opposite side upper end of arc layer board 1 is fixed with inserted bar 26, be equipped with on the arc limiting plate 2 with inserted bar 26 complex jack, go up and draw arc limiting plate 2 and rotate to the opposite side of arc layer board 1, the drop-down, make inserted bar 26 insert in the jack, accomplish spacing to the barrel.
The upper end bottom surface of arc layer board 1 is equipped with strip chamber 3, be connected with extension rod 6 through locking mechanism in the strip chamber 3, locking mechanism includes threaded connection at the bolt 5 of 1 lower extreme of arc layer board, the end of bolt 5 extends to in the strip chamber 3, the lower surface of extension rod 6 is equidistant to be equipped with a plurality ofly and 5 complex thread grooves 19 of bolt, reserve the position of entrance to a cave according to the chimney, pull out extension rod 6, make couple 7 stretch into in the entrance to a cave and hang, twist into corresponding thread groove 19 with bolt 5 and lock.
When the device is used, the arc supporting plate 1 is rotated, the sliding block 32 is driven to slide towards the right side along the first sliding rod 36 through the supporting rod 12, the arc abutting plate 8 is pushed to move forwards through the first abutting rod 9, meanwhile, the sliding block 32 drives the rack 33 to move, the rack 33 is meshed with the gear 34, the gear 34 is driven to rotate, the connecting rod 14 rotates along with the rack, the placing seat 16 is positioned on the left side of the supporting plate 11 after being rotated out of the placing groove 13 by 180 degrees, the gun bracket 17 is positioned above the gun bracket 17, the arc abutting plate 8 moves forwards, meanwhile, the two second abutting rods 10 are pulled to be opened outwards, the two moving blocks 22 slide back and forth, after sliding to the corresponding positions, the wedge blocks 31 are popped out under the elastic action of the springs 27 and clamped into the wedge grooves corresponding to the guide rods 21 to complete locking, the supporting fixation is further improved, the arc abutting plate 8 against the outer wall of a chimney, the extension rod 6 is pulled out, make couple 7 stretch into in the entrance to a cave and hang, screw bolt 5 into and lock in the thread groove 19 that corresponds, whole support this moment hangs on the outer wall of chimney, place the stock of flue gas sampling rifle in stock groove 17 at last, the stock passes places mouth 15, the barrel is placed on arc layer board 1, pull-up arc limiting plate 2 and rotate to the opposite side of arc layer board 1, drop-down, make in the inserted bar 26 inserts the jack, it is convenient to use, it is overall stable, the safety of detection and sampling instrument is guaranteed, need not artificial support.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The smoke sampling gun manual support-free device comprises a support plate (11) and is characterized in that the left side end of the support plate (11) is rotatably connected with an arc-shaped support plate (1), the lower end of the support plate (11) is provided with a placing groove (13), the upper end of the support plate (11) is provided with a sliding groove (37), a sliding mechanism is arranged in the sliding groove (37), the lower end of the arc-shaped support plate (1) is rotatably connected with a support rod (12) connected with the sliding mechanism, the right side of the support plate (11) is provided with an arc-shaped abutting plate (8) connected with the sliding mechanism, the side wall of the arc-shaped abutting plate (8) is bonded with a non-slip mat (20), the inner bottom of the placing groove (13) is provided with a rotating mechanism connected with the sliding mechanism, the rotating mechanism is connected with a placing seat (16), and the upper surface of, the interior bottom of rifle bracket (17) is equipped with and places mouth (15) of placing of seat (16) bottom intercommunication, the right side of backup pad (11) is equipped with bar groove (23), be equipped with the supporting mechanism who is connected with arc butt plate (8) in bar groove (23), the upper end of arc layer board (1) is equipped with stop gear, the upper end bottom surface of arc layer board (1) is equipped with bar chamber (3), be connected with extension rod (6) through locking mechanism in bar chamber (3), the lower surface of extension rod (6) is equipped with accumulator (18), the inner wall of accumulator (18) rotates and is connected with couple (7), be equipped with the magnetism mechanism of inhaling that is used for retrieving couple (7) in accumulator (18).
2. The smoke sampling gun manual support-free device according to claim 1, wherein the sliding mechanism comprises a first sliding rod (36) fixed between inner walls of a sliding groove (37), a sliding block (32) is sleeved on the first sliding rod (36), the lower end of the supporting rod (12) is rotatably connected with the sliding block (32), a first abutting rod (9) is fixed on a right side wall of the sliding block (32), and the tail end of the first abutting rod (9) penetrates through the sliding groove (37) and is fixedly connected with the arc-shaped abutting plate (8).
3. The smoke sampling gun manual support-free device according to claim 2, wherein the rotating mechanism comprises a gear (34) rotatably connected between the inner walls of the placing groove (13), the sliding groove (37) is communicated with the inner bottom of the placing groove (13) through a strip-shaped opening (35), the lower end of the sliding block (32) penetrates through the strip-shaped opening (35) and extends into the placing groove (13), a rack (33) is fixed at the lower end of the sliding block (32), the rack (33) is meshed with the gear (34), a connecting rod (14) is fixedly connected to the outer wall of the gear (34), and the tail end of the connecting rod (14) is fixedly connected with the placing seat (16).
4. The smoke sampling gun manual support-free device according to claim 1, wherein the support mechanism comprises a guide rod (21) fixed between inner walls of a strip-shaped groove (23), two moving blocks (22) are sleeved on the guide rod (21), side walls of the moving blocks (22) are rotatably connected with second resisting rods (10), ends of the second resisting rods (10) are rotatably connected with the back surfaces of arc resisting plates (8), a circular cavity is arranged in the moving blocks (22), and a fixing mechanism is arranged in the circular cavity.
5. The smoke sampling gun manual support-free device according to claim 4, wherein the fixing mechanism comprises a supporting plate (30) arranged in a circular cavity, a wedge block (31) is fixed at the upper end of the supporting plate (30), the upper end of the wedge block (31) penetrates through the inner top of the circular cavity, a plurality of wedge grooves matched with the wedge block (31) are formed in the lower end of the guide rod (21), a pull rod (28) is fixed at the lower end of the supporting plate (30), a spring (27) is sleeved between the supporting plate (30) and the inner bottom of the circular cavity on the pull rod (28), and a pull ring (29) is fixed at the lower end of the pull rod (28) and penetrates through the circular cavity.
6. The smoke sampling gun manual support preventing device according to claim 1, wherein the limiting mechanism comprises a slide rail (25) arranged at the upper end of one side of the arc-shaped supporting plate (1), a second slide bar (24) between the inner walls of the slide rail (25), the second slide bar (24) is sleeved with an arc-shaped limiting plate (2), an inserting rod (26) is fixed at the upper end of the other side of the arc-shaped supporting plate (1), and a jack matched with the inserting rod (26) is arranged on the arc-shaped limiting plate (2).
7. The smoke sampling gun manual support-free device according to claim 1, wherein the locking mechanism comprises a bolt (5) which is in threaded connection with the lower end of the arc-shaped supporting plate (1), the tail end of the bolt (5) extends into the strip-shaped cavity (3), and a plurality of thread grooves (19) which are matched with the bolt (5) are formed in the lower surface of the extension rod (6) at equal intervals.
8. The smoke sampling gun manual support-free device according to claim 1, wherein the magnetic attraction mechanism comprises a groove (4) arranged at the bottom in the recovery tank (18), a conical magnet (38) is fixed on the inner wall of the groove (4), and the conical magnet (38) is matched with the shape of the tip of the hook (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170637.4A CN110985855A (en) | 2019-11-26 | 2019-11-26 | Manual support device is exempted from to flue gas sampling rifle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170637.4A CN110985855A (en) | 2019-11-26 | 2019-11-26 | Manual support device is exempted from to flue gas sampling rifle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110985855A true CN110985855A (en) | 2020-04-10 |
Family
ID=70086931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911170637.4A Withdrawn CN110985855A (en) | 2019-11-26 | 2019-11-26 | Manual support device is exempted from to flue gas sampling rifle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110985855A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022120879A1 (en) * | 2020-12-10 | 2022-06-16 | 苏州金奥臭氧有限公司 | Ultraviolet disinfection and sterilization device |
| CN118565928A (en) * | 2024-08-01 | 2024-08-30 | 山西高创环保检测有限公司 | Smoke sampling device |
-
2019
- 2019-11-26 CN CN201911170637.4A patent/CN110985855A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022120879A1 (en) * | 2020-12-10 | 2022-06-16 | 苏州金奥臭氧有限公司 | Ultraviolet disinfection and sterilization device |
| CN118565928A (en) * | 2024-08-01 | 2024-08-30 | 山西高创环保检测有限公司 | Smoke sampling device |
| CN118565928B (en) * | 2024-08-01 | 2024-09-27 | 山西高创环保检测有限公司 | Smoke sampling device |
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| PB01 | Publication | ||
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Application publication date: 20200410 |