CN109126354A - A kind of construction Environmental-protecting dust-removing equipment for architectural engineering - Google Patents

A kind of construction Environmental-protecting dust-removing equipment for architectural engineering Download PDF

Info

Publication number
CN109126354A
CN109126354A CN201811181974.9A CN201811181974A CN109126354A CN 109126354 A CN109126354 A CN 109126354A CN 201811181974 A CN201811181974 A CN 201811181974A CN 109126354 A CN109126354 A CN 109126354A
Authority
CN
China
Prior art keywords
pedestal
water
baffle
dust
architectural engineering
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811181974.9A
Other languages
Chinese (zh)
Inventor
徐莉莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811181974.9A priority Critical patent/CN109126354A/en
Publication of CN109126354A publication Critical patent/CN109126354A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60Combinations of devices covered by groups B01D46/00 and B01D47/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

The invention discloses a kind of construction Environmental-protecting dust-removing equipment for architectural engineering, including cleaner main body, the bottom of cleaner main body is provided with pedestal, the front of pedestal is provided with rhone, the bottom of pedestal is provided with pulley, pulley insertion is arranged in chassis interior, the side of pedestal is respectively arranged with service brake and fixed triangle support, construction Environmental-protecting dust-removing equipment of this kind for architectural engineering improves existing product, sound-proofing is poor, the shortcomings that noise of generation relatively disturbs residents, Air Filter hole is smaller, dust is beneficial to prevent to shed on the inside of dust guard, it is made water fogging ejection by atomizer, it degrades to the dust in air, improve the dedusting rate of device, it is in inside sound absorbing layer " honeycomb ", with good sound absorption qualities, bring surrounding resident one quiet living environment, headlamp can be weaker in light Effective lighting is provided under environment, realizes the more feature of function.

Description

A kind of construction Environmental-protecting dust-removing equipment for architectural engineering
Technical field
The present invention relates to dedusting denoising device technical field, specially a kind of construction Environmental-protecting dust-removing for architectural engineering is set It is standby.
Background technique
When bulk material in conveying and process by induction air stream, moving air and equipment caused by room ventilation The air-flow that moving component rotation generates, all can fly upward the fine dust in bulk material, then by separating in bulk material first Cause the diffusion of dust due to indoor air flows, so as to complete the process to diffusion is generated from dust, currently, fugitive dust is dirty Dye is one of most significant problems in air, and paces are accelerated with the development of the city, and construction projects inevitably need out Work construction, and often will cause dust pollution in construction, it is especially more prominent in the dry weather dust pollution in wind height day, it is right The health of people causes tremendous influence.
But it is existing be used for building rubbish treatment device, in the device course of work can not to the situation inside device into Item understands, and from being unable in time clear up the dust inside device, is easier that device is caused to block, and the device Sound-proofing is poor, and the noise of generation relatively disturbs residents, and can only stop the dust of a part, for thinner fugitive dust, along with big Wind is difficult to play the role of depositing dust, and function is more single, and cost is higher for common buildings building site, cannot give people Bring biggish help.
So how to design a kind of construction Environmental-protecting dust-removing equipment for architectural engineering, become what we currently to be solved Problem.
Summary of the invention
The purpose of the present invention is to provide a kind of construction Environmental-protecting dust-removing equipment for architectural engineering, to solve above-mentioned background The problem of sound-proofing is poor, and the noise of generation relatively disturbs residents is proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of construction Environmental-protecting dust-removing for architectural engineering Equipment, including cleaner main body, the bottom of the cleaner main body are provided with pedestal, and the front of the pedestal is provided with row Sink, the bottom of the pedestal are provided with pulley, and the pulley insertion is arranged in chassis interior, and the side of the pedestal is set respectively It is equipped with service brake and fixed triangle support, the pedestal is internally provided with insertion fixing groove, is provided with baffle at the top of the pedestal, The front of the baffle is provided with rack, Air Filter and anchorage clip, and the Air Filter is fixedly connected with rack by anchorage clip, institute The sound absorbing layer that is internally provided with of baffle is stated, the side of the baffle is provided with support rod, is provided with photograph at the top of the support rod Bright lamp, the side of the support rod are provided with splicing support, and the bottom of the support rod is provided with water storage box, water pump and water delivery Pipe, the bottom of the water-supply-pipe are provided with atomizer, and the atomizer insertion is arranged in water-supply-pipe, the water-supply-pipe Side is provided with manually-operated gate.
Further, the splicing support outside setting it is fluted, the splicing support with a thickness of ten centimetres, it is described Splicing support is arranged in support rod side.
Further, the headlamp is integrally in " circle " shape, and the shell of the headlamp is coated with water-repellent paint, the photograph Bright lamp is set to the top of support rod.
Further, there are two the sound absorbing layer settings, two sound absorbing layers are symmetricly set on the inside of baffle, the sound-absorbing Whole layer is in " honeycomb " shape.
Further, the Air Filter is integrally in " grid " shape, and the outside of the anchorage clip is described at convex recessed setting Air Filter is set to the front of baffle.
Further, the entirety of the atomizer is " T " shape, and the diameter at the top of the atomizer is equal to water-supply-pipe The bottom of water-supply-pipe is arranged in internal diameter, the atomizer.
Further, there are four the pulley settings, the bottom of pedestal is arranged in four pulleys insertion.
Compared with prior art, the beneficial effects of the present invention are: this kind is used for the construction Environmental-protecting dust-removing equipment of architectural engineering The shortcomings that existing product sound-proofing is poor, and the noise of generation relatively disturbs residents is improved, rack and anchorage clip are provided with, installation is anti- When dirt net, Air Filter is connected by anchorage clip with baffle, tightens anchorage clip after connection, anchorage clip can by Air Filter with Baffle is tightly secured in together, the risk that effectively low Air Filter falls off, and Air Filter hole is smaller, is beneficial to prevent ash Dirt sheds on the inside of the dust guard, to improve the airtightness of the device, the side of support rod be additionally provided with water pump, water tank and Clear water is added in water-supply-pipe, workpeople in water storage box, and water is being pumped to water-supply-pipe by water pump, then will by atomizer Water atomization sprays, and degrades to the dust in air, to improve the dedusting rate of device, and saves water, meets and work as The theme of preceding environmental protection and saving, the baffle interior are provided with sound absorbing layer, and during operation of the device, the noise for generation of constructing can first pass through suction Sound-absorbing layer absorbs, and is in inside sound absorbing layer " honeycomb ", has good sound absorption qualities, baffle sound insulation value is relatively good, can will make an uproar Sound reflects back, so that lingering sound will be reflected into device by baffle when unabsorbed noise transmission is to the position of baffle Portion is absorbed by sound absorbing layer again, so that being beneficial to prevent noise diffuses out the outside of device, to improve the mute effect of device Fruit brings surrounding resident one quiet living environment, is equipped with headlamp, and headlamp can be provided under the weaker environment of light Effect illumination realizes the more feature of function, and present apparatus barrier material is aluminum alloy materials, and the strength of materials is high, and light weight, makes Valence is lower, reduces the economic pressures of people, while also playing corresponding protection effect, brings biggish help.
Detailed description of the invention
Fig. 1 is Environmental-protecting dust-removing equipment overall structure schematic diagram of the invention;
Fig. 2 is the positive the schematic diagram of the section structure of Environmental-protecting dust-removing equipment of the invention;
Fig. 3 is the schematic diagram of the section structure of base side of the invention;
Fig. 4 is the positive the schematic diagram of the section structure of baffle of the invention.
In figure: 1, cleaner main body;2, pedestal;201, rhone;202, pulley;203, service brake;3, baffle;301, water Pump;302, water storage box;303, manually-operated gate;304, atomizer;305, water-supply-pipe;306, sound absorbing layer;4, it is embedded in fixing groove;5, Fixed triangle support;6, support rod;7, splicing support;8, headlamp;9, rack;901, Air Filter;902, anchorage clip.
The electrical part of purchase can be passed through in the present invention are as follows:
The model of water pump are as follows: 25LG3-10x3
The model of headlamp are as follows: SMD3528.
Specific embodiment
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, the present invention provides a kind of technical solution: a kind of construction Environmental-protecting dust-removing for architectural engineering is set It is standby, including cleaner main body 1, pedestal 2, rhone 201, pulley 202, service brake 203, baffle 3, water pump 301, water storage box 302, Manually-operated gate 303, atomizer 304, water-supply-pipe 305, sound absorbing layer 306, insertion fixing groove 4, fixed triangle support 5, support rod 6, Splicing support 7, headlamp 8, rack 9, Air Filter 901 and anchorage clip 902, the bottom of cleaner main body 1 are provided with pedestal 2, The front of pedestal 2 is provided with rhone 201, and the bottom of pedestal 2 is provided with pulley 202, and the insertion of pulley 202 is arranged in pedestal 2 Portion, the side of pedestal 2 are respectively arranged with service brake 203 and fixed triangle support 5, and pedestal 2 is internally provided with insertion fixing groove 4, bottom The top of seat 2 is provided with baffle 3, and the front of baffle 3 is provided with rack 9, Air Filter 901 and anchorage clip 902, Air Filter 901 with Rack 9 is fixedly connected by anchorage clip 902, and baffle 3 is internally provided with sound absorbing layer 306, and the side of baffle 3 is provided with support rod 6, the top of support rod 6 is provided with headlamp 8, and the side of support rod 6 is provided with splicing support 7, and the bottom of support rod 6 is provided with Water storage box 302, water pump 301 and water-supply-pipe 305, the bottom of water-supply-pipe 305 are provided with atomizer 304, and atomizer 304 is embedded in It is arranged in water-supply-pipe 305, the side of water-supply-pipe 305 is provided with manually-operated gate 303.
The present invention passes through setting Air Filter 901, water storage box 302,304 pairs of water pump 301, water-supply-pipe 305 and atomizer skies Dust in gas plays degradation, and Air Filter 901 and baffle 3 can be fixed together by anchorage clip 902, effectively will be low The risk that Air Filter 901 falls off, and 901 hole of Air Filter is smaller, be beneficial to prevent dust sheds on the inside of dust guard, thus The airtightness of the device is improved, clear water is added in water storage box 302 in workpeople, is sending water pump 301 to defeated by water pump 301 Then water pipe 305 is made water fogging ejection by atomizer 304, degrades to the dust in air, pass through baffle 3, sound-absorbing 306 pairs of noise of layer play the role of purification isolation, and the noise for generation of constructing can first pass through sound absorbing layer 306 and absorb, in sound absorbing layer 306 Portion is in " honeycomb ", has good sound absorption qualities, 3 sound insulation value of baffle is relatively good, can reflect back noise, thus not When absorbed noise transmission is to the position of baffle 3, lingering sound will be reflected into the inside of device by baffle 3, again by sound absorbing layer 306 absorb, so that being beneficial to prevent noise diffuses out the outside of device, to improve the muting function of device.
Specifically, splicing support 7 outside setting it is fluted, splicing support 7 with a thickness of ten centimetres, splicing support 7 is set It sets in 6 side of support rod, to have the function that facilitate the single cleaner main body of installation.
The present invention has the function that facilitate the single cleaner main body of installation, single splicing support 7 by splicing support 7 It is engaged by the groove that outside is equipped with, then is fixed by fixing bolt, reach the fixation between splicing support
Specifically, it is in " circle " shape that headlamp 8 is whole, the shell of headlamp 8 is coated with water-repellent paint, and headlamp 8 is set to support The top of bar 6, headlamp 8 can provide effective lighting under the weaker environment of light.
The present invention can provide effective lighting under the weaker environment of light by headlamp 8, when peripheral reference environment is poor When, people can open headlamp 8 and illuminate, and prevent pedestrian, vehicle from accidentally hitting, play the role of safeguard protection.
Specifically, sound absorbing layer 306 is symmetricly set on the inside of baffle 3, and sound absorbing layer 306 is whole there are two the settings of sound absorbing layer 306 Body is in " honeycomb " shape, and sound absorbing layer 306 effectively absorbs the noise that construction generates.
The present invention effectively absorbs the noise that construction generates by sound absorbing layer 306, is in " honeycomb " inside sound absorbing layer 306, With good sound absorption qualities, 3 sound insulation value of baffle is relatively good, can reflect back noise, thus unabsorbed noise When being transmitted to the position of baffle 3, lingering sound will be reflected into the inside of device by baffle 3, be absorbed again by sound absorbing layer 306, thus It is beneficial to prevent the outside that noise diffuses out device
Specifically, it is in " grid " shape that Air Filter 901 is whole, at convex recessed setting, Air Filter 901 is set in the outside of anchorage clip 902 It is placed in the front of baffle 3, Air Filter 901 can be fixed for anchorage clip 902.
The present invention Air Filter 901 can be fixed by anchorage clip 902, by Air Filter 901 by anchorage clip 902 with Baffle 3 is connected, and anchorage clip 902 is tightened after connection, Air Filter 901 and baffle 3 can be fixed together by anchorage clip 902, effectively The risk that low Air Filter 901 falls off
Specifically, the entirety of atomizer 304 is " T " shape, the diameter at 304 top of atomizer is equal to the internal diameter of water-supply-pipe 305, The bottom of water-supply-pipe 305 is arranged in atomizer 304, and atomizer 304 sprays by spraying, plays the role of depositing dust.
The present invention is sprayed by spraying by atomizer 304, plays the role of depositing dust, workpeople is added in water storage box 302 Clear water is being sent water pump 301 to water-supply-pipe 305 by water pump 301, is then made water fogging ejection by atomizer 304, to sky Dust in gas is degraded, to improve the dedusting rate of device, and is saved water, is met the master of current environmental protection and saving Topic.
Specifically, four pulleys 202 are embedded in the bottom that pedestal 2 is arranged in, and pulley 202 plays there are four the settings of pulley 202 Facilitate the function of worker's movable dust removal equipment body 1.
The present invention plays the function of facilitating worker's movable dust removal equipment body 1 by pulley 202, and cleaner main body 1 is logical It crosses the pulley 202 that 2 bottom of pedestal is equipped with and is moved to job location, when not using pulley 202, be equipped with by 2 side of pedestal For service brake 203 by 202 locking of pulley, anti-limited slip wheel 202 is mobile suddenly, plays the role of safeguard protection.
Working principle: firstly, whether staff's check device all parts performance is normal, if finding some component capabilities It after abnormal, should be repaired or replaced in time, after device all parts performance to be checked is normal, people are first by dedusting Equipment body 1 is moved to job location by the pulley 202 that 2 bottom of pedestal is equipped with, and when not using pulley 202, passes through pedestal 2 For the service brake 203 that side is equipped with by 202 locking of pulley, anti-limited slip wheel 202 is mobile suddenly, then leads to single cleaner main body 1 It crosses the splicing support 7 that 6 side of support rod is equipped with to be spliced, when Air Filter 901 are installed, Air Filter 901 is passed through into fastening Folder 902 is connected with baffle 3, and anchorage clip 902 is tightened after connection, and Air Filter 901 and baffle 3 can be fixed on one by anchorage clip 902 It rises, the risk that effectively low Air Filter 901 falls off, and 901 hole of Air Filter is smaller, is beneficial to prevent dust from dust-proof dress It sets inside to shed, to improve the airtightness of the device, clear water is added in water storage box 302 in workpeople, is passing through water pump 301 Water pump 301 is sent to water-supply-pipe 305, is then made water fogging ejection by atomizer 304, the dust in air is dropped Solution to improve the dedusting rate of device, and saves water, meets the theme of current environmental protection and saving, be arranged inside the baffle 3 There is sound absorbing layer 306, during operation of the device, the noise for generation of constructing can first pass through the absorption of sound absorbing layer 306, be in inside sound absorbing layer 306 " honeycomb " has good sound absorption qualities, and 3 sound insulation value of baffle is relatively good, can reflect back noise, to not inhaled When the noise transmission of receipts is to the position of baffle 3, lingering sound will be reflected into the inside of device by baffle 3, be inhaled again by sound absorbing layer 306 It receives, so that being beneficial to prevent noise diffuses out the outside of device, to improve the muting function of device, brings surrounding resident one Quiet living environment, is equipped with headlamp 8, and headlamp 8 can provide effective lighting under the weaker environment of light.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering, including cleaner main body (1), it is characterised in that: described The bottom of cleaner main body (1) is provided with pedestal (2), and the front of the pedestal (2) is provided with rhone (201), the bottom The bottom of seat (2) is provided with pulley (202), and pulley (202) the insertion setting is internal in pedestal (2), and the one of the pedestal (2) Side is respectively arranged with service brake (203) and fixed triangle support (5), and the pedestal (2) is internally provided with insertion fixing groove (4), institute It states and is provided at the top of pedestal (2) baffle (3), the front of the baffle (3) is provided with rack (9), Air Filter (901) and fastening It presss from both sides (902), the Air Filter (901) is fixedly connected with rack (9) by anchorage clip (902), the inside setting of the baffle (3) Have sound absorbing layer (306), the side of the baffle (3) is provided with support rod (6), is provided with illumination at the top of the support rod (6) The side of lamp (8), the support rod (6) is provided with splicing support (7), and the bottom of the support rod (6) is provided with water storage box (302), the bottom of water pump (301) and water-supply-pipe (305), the water-supply-pipe (305) is provided with atomizer (304), the mist Change spray head (304) insertion to be arranged in water-supply-pipe (305), the side of the water-supply-pipe (305) is provided with manually-operated gate (303).
2. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: the spelling The outside setting for connecing bracket (7) is fluted, the splicing support (7) with a thickness of ten centimetres, the splicing support (7) setting exists The side of support rod (6).
3. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: the photograph Bright lamp (8) is integrally in " circle " shape, and the shell of the headlamp (8) is coated with water-repellent paint, and the headlamp (8) is set to support The top of bar (6).
4. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: the suction There are two sound-absorbing layer (306) settings, and sound absorbing layer (306) is symmetricly set on the inside of baffle (3), and the sound absorbing layer (306) is integrally in " honeycomb " shape.
5. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: described anti- Dirt net (901) is in integrally " grid " shape, and at convex recessed setting, the Air Filter (901) is set in the outside of the anchorage clip (902) It is placed in the front of baffle (3).
6. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: the mist The entirety for changing spray head (304) is " T " shape, and the diameter at the top of the atomizer (304) is equal to the internal diameter of water-supply-pipe (305), institute Atomizer (304) setting is stated in the bottom of water-supply-pipe (305).
7. a kind of construction Environmental-protecting dust-removing equipment for architectural engineering according to claim 1, it is characterised in that: the cunning It takes turns there are four (202) settings, bottom of four pulley (202) insertion settings in pedestal (2).
CN201811181974.9A 2018-10-11 2018-10-11 A kind of construction Environmental-protecting dust-removing equipment for architectural engineering Pending CN109126354A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811181974.9A CN109126354A (en) 2018-10-11 2018-10-11 A kind of construction Environmental-protecting dust-removing equipment for architectural engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811181974.9A CN109126354A (en) 2018-10-11 2018-10-11 A kind of construction Environmental-protecting dust-removing equipment for architectural engineering

Publications (1)

Publication Number Publication Date
CN109126354A true CN109126354A (en) 2019-01-04

Family

ID=64811556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811181974.9A Pending CN109126354A (en) 2018-10-11 2018-10-11 A kind of construction Environmental-protecting dust-removing equipment for architectural engineering

Country Status (1)

Country Link
CN (1) CN109126354A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111809961A (en) * 2020-07-15 2020-10-23 广东卓辉建设工程有限公司 Formula of making an uproar dust collector for construction and mechanism of making an uproar falls
CN114652141A (en) * 2022-03-30 2022-06-24 深圳市美归科技有限公司 Exhibition show plan is with show stand of being convenient for to visit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111809961A (en) * 2020-07-15 2020-10-23 广东卓辉建设工程有限公司 Formula of making an uproar dust collector for construction and mechanism of making an uproar falls
CN111809961B (en) * 2020-07-15 2022-05-20 广东卓辉建设工程有限公司 Formula of making an uproar dust collector for construction and fall mechanism of making an uproar fall
CN114652141A (en) * 2022-03-30 2022-06-24 深圳市美归科技有限公司 Exhibition show plan is with show stand of being convenient for to visit

Similar Documents

Publication Publication Date Title
CN109126354A (en) A kind of construction Environmental-protecting dust-removing equipment for architectural engineering
CN210239342U (en) Noise control dust device for construction
KR100717426B1 (en) Duct equipment structure
CN213192989U (en) Green is water spray dust collecting equipment for construction
CN210892087U (en) High-efficient supply-air outlet with structure of making an uproar falls
CN109893928A (en) A kind of construction site air filter
CN110396951B (en) Bayonet-row-type light echo absorption barrier with double-layer hollow structure
CN207471716U (en) A kind of split type fresh air system
CN105999989A (en) Indoor air purifying device
CN106655717A (en) Low-noise power converter
CN209264010U (en) A kind of external wall detection device
CN220908208U (en) Municipal works temporary warning device with protective structure
CN209072596U (en) A kind of monitoring device
CN112275082A (en) Formaldehyde device is removed in house ornamentation of environmental protection
CN208363361U (en) A kind of inner wall sound-proof lightweight wall
CN207913446U (en) A kind of construction dust guard
CN206507675U (en) A kind of movable, dismountable sound-absorbing screen
CN206389266U (en) A kind of low noise electric power converter
CN205936851U (en) Device of making an uproar that falls of dirt car is pressed in spraying
CN213773027U (en) Sound-insulation noise-reduction board for two directions of road
CN209188400U (en) A kind of unloading facility dust guard
CN219931703U (en) Safety protection frame
CN109529520A (en) The cabinet type small-size dust remover of one
CN110106992A (en) A kind of building structure for noise reduction building site room
CN208783365U (en) A kind of greenhouse ventilation device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190104