CN110037611B - Multi-functional portable workshop dust purification device - Google Patents
Multi-functional portable workshop dust purification device Download PDFInfo
- Publication number
- CN110037611B CN110037611B CN201910414247.0A CN201910414247A CN110037611B CN 110037611 B CN110037611 B CN 110037611B CN 201910414247 A CN201910414247 A CN 201910414247A CN 110037611 B CN110037611 B CN 110037611B
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- bottom plate
- power shaft
- shaft
- fixedly connected
- welded
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a multifunctional movable workshop dust removal purification device in the technical field of workshop dust removal, which comprises a bottom plate, wherein a T-shaped column is vertically and fixedly inserted in the center of the left side of the upper surface of the bottom plate through a bearing, a universal wheel with a brake is welded at the bottom end of the T-shaped column, a straight-going wheel train is arranged in the center of the right side of the bottom plate through a support seat and a rotating shaft, a forward and reverse double-headed motor with a manual speed regulator is fixedly connected to the right side of the upper surface of the bottom plate, the power output end of the front side of the forward and reverse double-headed motor is connected with the rotating shaft of the straight-going wheel train through a first chain transmission mechanism, and the device can integrally move in a workshop by utilizing a T-shaped pull rod under the condition; the device can adjust the dust absorption height, can blow off hot-blast in winter again, dispels the heat in summer, and the function is relapse, has extensive market application prospect.
Description
Technical Field
The invention relates to the technical field of workshop dust removal, in particular to a multifunctional movable workshop dust removal and purification device.
Background
Dust is a solid particulate that can be generated during the production process in a workshop and that can float in the air of the production environment for a longer period of time. The harm of dust to human bodies is various, but the most prominent harm is shown in lung, and due to different dust properties and chemical components, the harm to lung is very different, and lung disease reaction and allergic diseases caused by pneumoconiosis, lung dust deposition and dust are easily caused, so that the prior workshop is provided with a dust removal device, for example, CN201821230026.5 discloses a workshop dust removal purification device which comprises a dust removal box, a dust removal pipeline, an exhaust fan, a first filter screen, a spray pipe, a first baffle, a second baffle, a filter tooth, a rotating wheel, a first rotating shaft, a first gear, a second rotating shaft, a bracket, a cam, a top block, a top rod, a connecting plate, a spring, an aqueous solution, a second filter screen, a water pump, a water pipe, an air outlet pipeline, an air pipe, a purification box, an activated carbon layer, a sponge layer, an ultraviolet sterilization lamp and an air outlet pipeline, wherein the dust removal pipeline is arranged at one end of the, an exhaust fan is installed on one side inside the dust collection pipeline, water solution is input into the spray pipe through a water pump and is sprayed out from the spray head, mixed liquid formed by mixing dust in gas and the water solution falls downwards, the mixed liquid flows to the second baffle through the first baffle and can be effectively deposited on the filtering teeth through blocking of the filtering teeth, the dust collection effect is achieved, and meanwhile the filtering teeth can play a role in guiding flow.
Disclosure of Invention
The invention aims to provide a multifunctional movable workshop dust removal and purification device, which solves the problems that the existing device in the background art is troublesome to carry and move and has a single function.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional movable workshop dust removal and purification device comprises a bottom plate, wherein a T-shaped column is vertically and fixedly inserted in the center of the left side of the upper surface of the bottom plate through a bearing, universal wheels with brakes are welded at the bottom end of the T-shaped column, a straight-going wheel system is arranged in the center of the right side of the bottom plate through a support seat and a rotating shaft, a forward-reverse double-end motor with a manual speed regulator is fixedly connected to the right side of the upper surface of the bottom plate, the power output end of the front side of the forward-reverse double-end motor is connected with the rotating shaft of the straight-going wheel system through a first chain transmission mechanism, a screw nut pair is vertically and rotatably arranged in the center of the upper surface of the bottom plate through a bearing, a T-shaped pull rod is rotatably arranged at the top of the T-shaped column through a welding U-shaped seat, a switch row is, the left side of the top left side of the bottom plate, which is close to the screw nut pair, is vertically welded with a rack, the lower part of the left side of the outer wall of the sleeve is welded with a limiting block with a T-shaped hole, a first electromagnetic bolt is fixedly connected in a transverse hole cavity of the limiting block, the rear power output end of the forward and reverse double-headed motor is connected with a first power shaft through a bevel gear pair and a supporting seat, the left end of the first power shaft is connected with a screw of the screw nut pair through the bevel gear pair, the top end of the sleeve is horizontally welded with an opening box, the opening of the opening box faces the right, the left side of the opening box is provided with an air outlet, the left side of the inner cavity of the opening box is fixed with a heating wire with a temperature controller through a stand column, the temperature controller is fixed at the top of the opening box, the inner cavity of the opening box is fixed with, the right side of the outer wall of the sleeve is welded with a cross beam, the right end of the cross beam is fixedly connected with a tensioner matched with a second chain transmission mechanism chain, the left side of the outer wall of the second power shaft is sequentially provided with a limiting pipe with a limiting bolt, a first fan blade and a retainer ring, the right side of the inner cavity of the open box is fixedly provided with an external threaded pipe through a support, the left side of the external threaded pipe is screwed with a filter cover, the right end of the second power shaft penetrates through the middle part of the inner cavity of the external threaded pipe and extends to the middle part of the inner cavity of the external threaded pipe, the right end of the second power shaft is fixedly sleeved with the second fan blade, the right side of the inner cavity of the external threaded pipe is clamped with a filter screen box, a filter sand bag is fixed between the;
the power output ends of the front side and the rear side of the forward-reverse double-end motor are fixedly connected with a transmission device, the output end of the transmission device is fixedly connected with a third power shaft through a supporting seat, the third power shaft is connected with a first power shaft through a bevel gear pair, the first power shaft is also provided with the transmission device, the transmission device comprises a mounting frame, the top of the mounting frame is horizontally welded with a protective pipe with bearings at two ends, the two ends of the protective pipe are respectively and rotatably inserted with a first transmission shaft and a second transmission shaft, the outer ends of the first transmission shaft and the second transmission shaft are respectively and fixedly connected with a coupler, the inner ends of the outer walls of the first transmission shaft and the second transmission shaft are uniformly provided with a plurality of arc-shaped grooves at circular intervals, the inner wall of the protective pipe is vertically and fixedly connected with a second electromagnetic bolt, the top of the second electromagnetic bolt is welded with an arc-shaped chute, and the inner cavities, and the input end and the output end of the switch bank are respectively and electrically connected with a mains supply, the positive and negative rotation double-head motor, the first electromagnetic bolt, the heating wire and the second electromagnetic bolt.
Furthermore, the upper surface of the bottom plate is fixedly connected with a plurality of elastic cable drums.
Furthermore, the T-shaped pull rod is rotatably connected with the U-shaped seat through a rotating shaft and a torsion spring.
Furthermore, the air outlet is an adjustable air outlet.
Furthermore, the tensioning wheel of the tensioner is coaxially and rotatably connected with the grooved steel section, and the chain is positioned between the grooved steel section and the tensioning wheel.
Furthermore, a fluff layer is glued on the inner wall of the open pipe.
Compared with the prior art, the invention has the beneficial effects that: the device can integrally move in a workshop by utilizing the T-shaped pull rod under the condition that the forward and reverse double-headed motor with the manual speed regulator is powered off by the second electromagnetic bolt on the longitudinal transmission device; the device can adjust the dust absorption height, can blow off hot-blast in winter again, dispels the heat in summer, and the function is relapse, has extensive market application prospect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the upper surface structure of the bottom plate in FIG. 1;
FIG. 3 is a schematic view of the transmission of FIG. 2;
fig. 4 is a left side view of the arcuate chute of fig. 3.
In the drawings, the components represented by the respective reference numerals are listed below:
1-bottom plate, 2-T-shaped column, 3-universal wheel, 4-straight-going wheel train, 5-positive and negative rotation double-ended motor, 6-first chain transmission mechanism, 7-lead screw nut pair, 8-first power shaft, 9-T-shaped pull rod, 10-switch row, 11-sleeve, 12-rack, 13-limiting block, 14-first electromagnetic bolt, 15-opening box, 16-air outlet, 17-heating wire, 18-second power shaft, 19-second chain transmission mechanism, 20-cross beam, 21-tensioner, 22-check ring, 23-first fan blade, 24-limiting pipe, 25-external threaded pipe, 26-filter cover, 27-second fan blade, 28-filter screen box, 29-filter sand bag, 30-open pipe, 31-a third power shaft, 32-a transmission device, 320-a mounting frame, 321-a protective pipe, 322-a first transmission shaft, 323-a second transmission shaft, 324-a coupler, 325-an arc groove, 326-a second electromagnetic bolt, 327-an arc chute and 328-a roller.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional movable workshop dust removal and purification device comprises a bottom plate 1, a T-shaped column 2 is vertically and fixedly inserted in the center of the left side of the upper surface of the bottom plate 1 through a bearing, a universal wheel 3 with a brake is welded at the bottom end of the T-shaped column 2, a straight-going wheel train 4 is arranged in the center of the right side of the bottom plate 1 through a supporting seat and a rotating shaft, a forward-reverse-turning double-end motor 5 with a manual speed regulator is fixedly connected to the right side of the upper surface of the bottom plate 1, the front power output end of the forward-reverse-turning double-end motor 5 is connected with the rotating shaft of the straight-going wheel train 4 through a first chain transmission mechanism 6, a screw nut pair 7 is vertically and rotatably arranged in the center of the upper surface of the bottom plate 1 through a bearing, a T-shaped pull rod 9 is rotatably arranged at the top of the T-shaped column 2 through a welded, a rack 12 is vertically welded on the left side of the top of the bottom plate 1 close to the screw-nut pair 7, a limiting block 13 with a T-shaped hole is welded on the lower portion of the left side of the outer wall of the sleeve 11, a first electromagnetic bolt 14 is fixedly connected in a transverse hole cavity of the limiting block 13, a first power shaft 8 is connected to the rear power output end of the forward-reverse double-headed motor 5 through a bevel gear pair and a supporting seat, the left end of the first power shaft 8 is connected with a screw of the screw-nut pair 7 through the bevel gear pair, an opening box 15 is horizontally welded on the top end of the sleeve 11, the opening of the opening box 15 faces the right, an air outlet 16 is arranged on the left side of the opening box 15, a heating wire 17 with a temperature controller is fixed on the left side of the inner cavity of the opening box 15 through an upright post, a second power shaft 18 is fixed on the inner cavity of the opening box 15 through the supporting, a cross beam 20 is welded on the right side of the outer wall of the sleeve 11, a tensioner 21 matched with a second chain transmission mechanism 19 chain is fixedly connected to the right end of the cross beam 20, a limiting pipe 24 with a limiting bolt, a first fan blade 23 and a retainer ring 22 are sequentially arranged on the left side of the outer wall of the second power shaft 18, an external threaded pipe 25 is fixed on the right side of the inner cavity of the open box 15 through a support, a filter cover 26 is screwed on the left side of the external threaded pipe 25, the right end of the second power shaft 18 penetrates through the middle part of the inner cavity of the external threaded pipe 25 and extends to the middle part of the inner cavity of the external threaded pipe 25, a second fan blade 27 is fixedly sleeved on the right end of the second power shaft 18, a filter screen box 28 is clamped on the right side of the inner cavity of the external threaded pipe 25, a filter sand;
the power output ends of the front side and the rear side of the forward-reverse double-end motor 5 are fixedly connected with a transmission device 32, the output end of the transmission device 32 is fixedly connected with a third power shaft 31 through a support seat, the third power shaft 31 is connected with a first power shaft 8 through a bevel gear pair, the first power shaft 8 is also provided with the transmission device 32, the transmission device 32 comprises an installation frame 320, the top of the installation frame 320 is horizontally welded with a protective pipe 321 with bearings at two ends, two ends of the protective pipe 321 are respectively rotatably inserted with a first transmission shaft 322 and a second transmission shaft 323, the outer ends of the first transmission shaft 322 and the second transmission shaft 323 are respectively and fixedly connected with a coupler 324, the inner ends of the outer walls of the first transmission shaft 322 and the second transmission shaft 323 are uniformly provided with a plurality of arc-shaped grooves 325 at circular intervals, the inner wall of the protective pipe 321 is vertically and fixedly connected with a second electromagnetic bolt, the inner cavity of the arc chute 327 is connected with rollers 328 matching with the arc chute 325 at intervals, and the input and output ends of the switch bank 10 are respectively and electrically connected with the mains supply, the positive and negative rotation double-head motor 5, the first electromagnetic bolt 14, the heating wire 17 and the second electromagnetic bolt 326.
Wherein, the upper surface of bottom plate 1 is fixedly connected with a plurality of elastic cable reels, twines switch bank 10 and commercial power, the double-end motor 5 that just reverses, first electromagnetism bolt 14, heater strip 17 and the connecting cable between second electromagnetism bolt 326, prevents that the cable from knoing.
The T-shaped pull rod 9 is rotatably connected with the U-shaped seat through a rotating shaft and a torsion spring, so that the T-shaped pull rod 9 can be in a vertical state when not in use, and workers are prevented from being stumbled.
The air outlet 16 is an adjustable air outlet, and the air direction can be adjusted.
The tensioner 21 has a tensioning wheel coaxially and rotatably connected to the channel steel section and a chain is positioned between the channel steel section and the tensioning wheel to prevent disengagement.
The inner wall of the open pipe 30 is glued with a fluff layer to adsorb dust, so that the dust on the inner wall is prevented from shaking off when the ash is removed.
One specific application of this embodiment is: under the condition that the forward and reverse double-headed motor 5 with the manual speed governor is powered off by the second electromagnetic bolt 326 on the longitudinal transmission device 32, the T-shaped pull rod 9 can be used for moving the whole device in a workshop, and the whole device can be powered on, when dust removal is carried out at different heights according to requirements, the second electromagnetic bolt 326 of the transmission device 32 at the longitudinal rear side and the transverse side is powered on, the rollers 328 are inserted into the arc-shaped grooves 325 at the two sides for transmission connection, and the nut of the screw-nut pair 7 is raised, the transverse second electromagnetic bolt 326 is powered off when raised to the proper position, meanwhile, the second power shaft 18 is rotated through the second chain transmission mechanism 19, air is sucked in the direction of the second fan blades 27, dust is adsorbed by the filter screen box 28 and the filter sand bag 29, the heating wire 17 is switched on in winter, hot air is blown out by the first fan blades 23 in a matched mode, and the power supply of the heating wire 17 is turned off in summer.
It is worth noting that: the whole device realizes control over the switch bank through the switch bank, and because the equipment matched with the switch bank is common equipment, the device belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure are not repeated.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a multi-functional portable workshop dust purification device, includes bottom plate (1), its characterized in that: the bottom plate is characterized in that a T-shaped column (2) is vertically and fixedly inserted in the center of the left side of the upper surface of the bottom plate (1) through a bearing, a universal wheel (3) with a brake is welded at the bottom end of the T-shaped column (2), a straight gear train (4) is arranged in the center of the right side of the bottom plate (1) through a supporting seat and a rotating shaft, a forward and reverse double-headed motor (5) with a manual speed regulator is fixedly connected to the right side of the upper surface of the bottom plate (1), a front power output end of the forward and reverse double-headed motor (5) is connected with the rotating shaft of the straight gear train (4) through a first chain transmission mechanism (6), a lead screw nut pair (7) is vertically and rotatably arranged in the center of the upper surface of the bottom plate (1) through a bearing, a T-shaped pull rod (9) is rotatably arranged at the top of the T-shaped column, the screw-driven double-end motor is characterized in that a sleeve (11) coaxially distributed with a screw is welded at the top of the screw-nut pair (7), a rack (12) is perpendicularly welded on the left side of the top of the bottom plate (1) close to the screw-nut pair (7), a limiting block (13) with a T-shaped hole is welded on the lower portion of the left side of the outer wall of the sleeve (11), a first electromagnetic bolt (14) is fixedly connected in the transverse hole cavity of the limiting block (13), a first power shaft (8) is connected to the rear power output end of the forward and reverse double-end motor (5) through a bevel gear pair and a supporting seat, the left end of the first power shaft (8) is connected with a screw of the screw-nut pair (7) through the bevel gear pair, an opening box (15) is horizontally welded at the top end of the sleeve (11), the opening of the opening box (15) faces the right, the heating wire (17) with the temperature controller is fixed on the left side of the inner cavity of the opening box (15) through the stand, the temperature controller is fixed on the top of the opening box (15), the inner cavity of the opening box (15) is fixed with a second power shaft (18) through a support seat, the second power shaft (18) is connected with a first power shaft (8) through a second chain transmission mechanism (19), a cross beam (20) is welded on the right side of the outer wall of the sleeve (11), the right end of the cross beam (20) is fixedly connected with a tensioner (21) matched with the chain of the second chain transmission mechanism (19), a limiting pipe (24) with a limiting bolt, a first fan blade (23) and a check ring (22) are sequentially arranged on the left side of the outer wall of the second power shaft (18), an external threaded pipe (25) is fixed on the right side of the inner cavity of the opening box (15) through a support, a filter cover (26) is screwed on the, the right end of the second power shaft (18) penetrates through the middle of an inner cavity of the external threaded pipe (25) and extends to the middle of the inner cavity of the external threaded pipe (25), a second fan blade (27) is fixedly sleeved at the right end of the second power shaft (18), a filter screen box (28) is clamped at the right side of the inner cavity of the external threaded pipe (25), a filtering sand bag (29) is fixed between the inner cavity of the filter screen box (28) and the opening, and an open pipe (30) is screwed at the right end of the external threaded pipe (25);
the front and rear two-side power output ends of the forward and reverse double-end motor (5) are fixedly connected with a transmission device (32), the output end of the transmission device (32) is fixedly connected with a third power shaft (31) through a supporting seat, the third power shaft (31) is connected with a first power shaft (8) through a bevel gear pair, the first power shaft (8) is also provided with the transmission device (32), the transmission device (32) comprises an installation frame (320), a protective pipe (321) with bearings at two ends is horizontally welded at the top of the installation frame (320), the two ends of the protective pipe (321) are respectively rotatably inserted with a first transmission shaft (322) and a second transmission shaft (323), the outer ends of the first transmission shaft (322) and the second transmission shaft (323) are fixedly connected with couplers (324), and the inner ends of the outer walls of the first transmission shaft (322) and the second transmission shaft (323) are uniformly provided with a plurality of arc-shaped grooves (325) at circular intervals, the perpendicular fixedly connected with second electromagnetism bolt (326) of inner wall of pillar (321), the top welding of second electromagnetism bolt (326) has arc spout (327), the inner chamber interval of arc spout (327) is evenly rotated and is connected with roller (328) that match with arc spout (325), switch row (10) input/output end respectively with commercial power, just reversing double-end motor (5), first electromagnetism bolt (14), heater strip (17) and second electromagnetism bolt (326) electric connection.
2. The multifunctional movable workshop dust removal and purification device as claimed in claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with a plurality of elastic cable drums.
3. The multifunctional movable workshop dust removal and purification device as claimed in claim 1, wherein: the T-shaped pull rod (9) is rotatably connected with the U-shaped seat through a rotating shaft and a torsion spring.
4. The multifunctional movable workshop dust removal and purification device as claimed in claim 1, wherein: the air outlet (16) is an adjustable air outlet.
5. The multifunctional movable workshop dust removal and purification device as claimed in claim 1, wherein: the tensioning wheel of the tensioner (21) is coaxially and rotatably connected with the grooved steel section, and the chain is positioned between the grooved steel section and the tensioning wheel.
6. The multifunctional movable workshop dust removal and purification device as claimed in claim 1, wherein: and a fluff layer is glued on the inner wall of the open pipe (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414247.0A CN110037611B (en) | 2019-05-17 | 2019-05-17 | Multi-functional portable workshop dust purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414247.0A CN110037611B (en) | 2019-05-17 | 2019-05-17 | Multi-functional portable workshop dust purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110037611A CN110037611A (en) | 2019-07-23 |
| CN110037611B true CN110037611B (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910414247.0A Expired - Fee Related CN110037611B (en) | 2019-05-17 | 2019-05-17 | Multi-functional portable workshop dust purification device |
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| CN (1) | CN110037611B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114345835A (en) * | 2022-01-17 | 2022-04-15 | 王树 | Air blowing and dust removing device of pad printing machine for producing electric saw plastic handle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5245726A (en) * | 1991-07-22 | 1993-09-21 | Rote Scott J | Apparatus for picking up and shredding natural yard waste |
| CN109281837B (en) * | 2017-07-21 | 2020-06-02 | 杨彦 | High-efficient durable single screw compressor |
| CN207703522U (en) * | 2018-01-15 | 2018-08-07 | 安徽理工大学 | A kind of numerically controlled automatic constructing device for large-scale geophysical exploration experiment |
| CN208270544U (en) * | 2018-06-28 | 2018-12-21 | 广州绿蔓环保科技有限公司 | A kind of fixed bracket of determining instrument of indoor air quality |
| CN108579307A (en) * | 2018-07-03 | 2018-09-28 | 湖州振锋贸易有限公司 | A kind of coal burning dust environmental protection absorption plant |
| CN208849256U (en) * | 2018-09-21 | 2019-05-10 | 国家电网公司 | A kind of radiator of upgrading of rural power grids power distribution cabinet |
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