CN113082909A - Building place watering dust device of environmental protection - Google Patents
Building place watering dust device of environmental protection Download PDFInfo
- Publication number
- CN113082909A CN113082909A CN202110556274.9A CN202110556274A CN113082909A CN 113082909 A CN113082909 A CN 113082909A CN 202110556274 A CN202110556274 A CN 202110556274A CN 113082909 A CN113082909 A CN 113082909A
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- dust
- gas transmission
- conveying
- spraying
- guide
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- 239000000428 dust Substances 0.000 title claims abstract description 101
- 230000007613 environmental effect Effects 0.000 title abstract description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000005507 spraying Methods 0.000 claims abstract description 43
- 239000010865 sewage Substances 0.000 claims abstract description 33
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims description 15
- 238000010276 construction Methods 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 description 6
- 238000002955 isolation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Prevention Of Fouling (AREA)
Abstract
The invention relates to the technical field of building environmental protection, in particular to an environment-friendly building site water sprinkling and dust falling device, which comprises a water tank and a dust removing box, wherein the dust removing box is internally provided with a gas transmission structure, a spraying structure and a cleaning structure, the gas transmission structure comprises a gas transmission port, a gas transmission pipe and an exhaust pipe, the spraying structure is arranged between the gas transmission pipe and the exhaust pipe and is used for dust falling of dust in the gas transmission structure, the cleaning structure comprises a conveying belt, a scraper blade and a guide plate, wherein the conveying belt is arranged at the lower part of the spraying structure, when the device is used, the scraper blade scrapes out dust-containing sewage attached to the conveying belt, and the guide plate is matched with the dust-containing sewage leaked from the conveying belt to guide the dust-containing sewage, so that the problem that the dust falling device in the building site is lack of a guide structure for guiding the dust-containing sewage when the, the dust fall device slides along the interior of the dust fall device, so that the problem of stubborn stains is formed on the dust fall device.
Description
Technical Field
The invention relates to the technical field of building environmental protection, in particular to an environment-friendly building site water sprinkling dust-settling device.
Background
The building construction site in-process often can produce impurity such as a large amount of dusts, and the easy floated dust flies upward everywhere along with the wind, if these dusts can not be collected or clear away, not only can influence the environment, also can cause construction environment simultaneously abominable to influence constructor's operation.
The current dust removal operation to building place usually collects the mode that sprays through dust fall equipment and carries out the dust fall, nevertheless because generally lack the guide structure to dirty water of dirt in the dust fall equipment for the sewage after the dust fall falls along the clean-up equipment inner wall through the gravity of self, makes inside its easy attached to equipment, forms stubborn spot.
Disclosure of Invention
The invention aims to provide an environment-friendly building site water spraying and dust falling device, and solves the problem that in the prior art, when dust in a building site is collected, sprayed and fallen, due to the fact that a guide structure for dust-containing sewage is lacked in dust falling equipment, the sewage slides along the interior of the dust falling equipment, and stubborn stains are formed on the dust falling equipment.
In order to achieve the purpose, the invention provides an environment-friendly building site water sprinkling dust-settling device which comprises: including water tank and dust removal case, the water tank is connected with the dust removal case for a water source that the watering sprayed is provided, the dust removal incasement is equipped with gas transmission structure, sprays structure and clearance structure, gas transmission structrual installation is in the dust removal incasement portion, is used for collecting the dust in building place, it is structural at gas transmission to spray the structrual, is used for carrying out the dust fall to the dust in the gas transmission structure, and clearance structrual installation is in the bottom that sprays the structure, clearance structure strikes off piece and guide, strike off the piece, strike off piece and guide and all act on transport structure, wherein, transport structure is used for carrying by spraying the dirt-laden sewage that the structure sprayed the dust fall, by strike off the piece and strike off the sewage on with transport structure, cooperation guide will contain dirt sewage and lead to transport structure both sides and collect.
As a further explanation of the inventive solution: the gas transmission structure comprises a gas transmission port, a gas transmission pipe and an exhaust pipe, wherein the gas transmission port is connected with the gas transmission pipe through a soft pipe, the gas transmission port is driven to lift through a lifting assembly, and the gas transmission port, the gas transmission pipe and the exhaust pipe are used for transmitting gas through a gas transmission piece.
Further explaining the scheme of the invention, the lifting assembly comprises a lifting platform and a plurality of telescopic cylinders, the lifting platform is connected with the gas transmission port, and the telescopic cylinders stretch and drive the gas transmission port to lift;
the above invention is further explained by the following steps: the air conveying port is internally provided with a plurality of air blowing pieces, the air blowing pieces are preferably air blowing fans, the air conveying port is in covering and abutting contact with the ground through the dust blocking pieces, dust on the ground is blown up through the air blowing fans and is conveyed into the air conveying pipe through the air supply fans, and meanwhile, the dust blown up is prevented from leaking out to pollute the environment through the dust blocking pieces.
As a further explanation of the inventive solution: the spraying structure is arranged between the gas conveying pipe and the exhaust pipe and comprises a plurality of spraying heads, the spraying heads are connected with the water tank through liquid conveying pipes, and a water source is conveyed by a water pump arranged on the water tank.
As a further explanation of the inventive solution: the conveying structure includes the conveyer belt strike off the piece include the scraper blade and the guide includes the guide plate, wherein the conveyer belt setting is in the structure lower part that sprays for the sewage bearing and the transport that will spray the dust fall, scraper blade one side and conveyer belt surface butt, the scraper blade is preferably most advanced towards the V type design of conveyer belt input, the scraper blade is used in on the conveyer belt, is used for scraping attached to on the conveyer belt, and the guide plate is installed in the conveyer belt both sides, is used for spilling sewage water conservancy diversion on with the conveyer belt.
The above inventive solution is further explained: and a dirt collecting box is arranged at the bottom of the conveying belt.
The above invention is further explained by the following steps: the spraying structure both sides are equipped with the division board, the division board is used for leading the isolation to the gas that passes through the gas-supply pipe, makes it discharge through the blast pipe.
As a further explanation of the inventive solution: the bottom of the dust removal box is provided with a plurality of movable wheels used for moving.
When the invention is used for sprinkling water and reducing dust, the air delivery port is driven to contact with the ground through the lifting component, the dust blocking piece assists the air delivery pipe to cover a dust absorption area, the dust on the ground is blown up by a blast fan at the air delivery port and is sent to a spraying area by the air delivery pipe to be dusted and sprayed by a spraying structure, meanwhile, the dust-containing sewage formed by spraying is collected and conveyed by a conveying belt in the spraying structure, and the cleaning structure also comprises a scraping plate and a guide plate, the scraper is abutted against the conveying belt, the dust-containing sewage on the conveying belt is scraped to the two sides of the conveying belt, the guide plate assists in cleaning the dirt to the dirt collecting box at the lower part of the conveying belt, the existing method for collecting the dust in the building site is avoided, because dust fall equipment the inside lacks the guide structure to dusty sewage, make sewage along the inside landing of dust fall equipment to make the last problem that forms stubborn spot of dust fall equipment.
Drawings
Fig. 1 is a schematic structural view of an environment-friendly building site water sprinkling and dust settling device provided in an embodiment of the invention.
Fig. 2 is a top view of the cleaning structure of fig. 1 provided in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the cleaning structure of fig. 2 according to an embodiment of the present invention.
In the figure: 1. a dust removal box; 2. a gas transmission port; 3. a blower fan; 4. a gas delivery pipe; 5. a spraying structure; 6. an exhaust pipe; 7. a dust blocking member; 8. a soft tubing; 9. a telescopic cylinder; 10. an air supply fan; 11. a shower head; 12. a water pump; 13. a water tank; 14. a separator plate; 15. a squeegee; 16. a baffle; 17. a conveyor belt; 18. a sewage collection tank; 19. a sewage draining outlet; 20. the wheel is moved.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, in the embodiment of the present invention, an environment-friendly construction site watering and dust-settling device: including water tank 13 and dust removal case 1, water tank 13 is connected with dust removal case 1, a water source for providing the watering and spraying, be equipped with the gas transmission structure in the dust removal case 1, spray structure and clearance structure, gas transmission structrual installation is inside dust removal case 1, a dust for building the place is collected, spray structrual installation is on gas transmission structure, a dust for in to the gas transmission structure carries out the dust fall, and clearance structrual installation is in the bottom that sprays the structure, clearance structure strikes off piece and guide, strike off the piece, strike off piece and guide homogeneous action on transport structure, wherein, transport structure is used for carrying the dirty water that contains dust by spraying the structure and spraying the dust fall, strike off the sewage on the transport structure by striking off the piece, cooperation guide is with dirty water direction to the transport structure both sides and collect.
In one embodiment provided by the invention, the gas transmission structure comprises a gas transmission port 2, a gas transmission pipe 4 and an exhaust pipe 6, wherein the gas transmission port 2 is connected with the gas transmission pipe 4 through a soft pipe 8, an air supply fan 10 for supplying air is arranged in the gas transmission port 2, the gas transmission pipe 4 and the exhaust pipe 6, meanwhile, the air supply fan 10 is additionally arranged at the joint of the tail end of the gas transmission pipe and the transmission structure, and the air supply fan 10 is used for preventing sewage generated by spraying and dust falling from flowing back into the gas transmission pipe 4;
as a supplementary explanation of the above-mentioned invention scheme, the present invention forms a gas transmission channel for transmitting gas through the gas transmission port 2, the gas transmission pipe 4 and the exhaust pipe 6, wherein the gas transmission port 2 is connected with the gas transmission pipe 4 through the soft pipe 8, the soft pipe 8 is preferably a corrugated pipe, of course, other materials such as rubber pipe can be selected during actual use, the position of the gas transmission port 2 can be adjusted through the flexibility of the soft pipe 8, and the problem of inconvenient use caused by the fixed position of the gas transmission port 2 due to the fact that the soft pipe 8 is not arranged as a connecting piece during actual use is avoided;
meanwhile, for further explanation of an embodiment provided by the invention, the air transmission port 2 is driven to lift through the lifting assembly, when the dust fall operation is carried out, the lifting joint assembly drives the air transmission port 2 to descend to abut against the ground, the air transmission port 2 is used as an air inlet of the air transmission structure, dust on the ground is collected into the air transmission structure, the lifting assembly comprises a lifting platform and a plurality of telescopic cylinders 9, the lifting platform is connected with the air transmission port 2, the telescopic cylinders 9 telescopically drive the air transmission port 2 to lift, and other lifting assemblies or parts can be used for replacing the lifting assembly in actual use, and the lifting assembly can be selected in several lifting modes: in the first scheme, a screw pair is formed by a screw structure and a lifting platform, the lifting platform is driven to lift through the rotation of the screw structure, in the second scheme, the lifting platform connected with a rotating gear is driven to lift through the selection of a vertical rack matched with the rotation of the rotating gear, and in the actual design, a plurality of other structures or parts which are not provided by the invention can be used;
furthermore, a plurality of blast fans 3 are arranged in the air conveying port 2, dust covered by the air conveying port 2 is blown up through the blast fans 3, and at the time of actual design, due to the specification of collected dust, reasonable blast intensity is set, and meanwhile, the air conveying port 2 covers a dust collecting area through a dust blocking piece 7;
as shown in fig. 1, in the embodiment of the present invention, the spraying structure is disposed between the gas pipe 4 and the exhaust pipe 6, the spraying structure includes a plurality of spraying heads 11, the spraying heads 11 are connected with the water tank 13 through the liquid conveying pipe, and the water pump 12 mounted on the water tank 13 conveys the spraying water source.
As shown in fig. 2 and fig. 3, in the embodiment of the present invention, the cleaning structure includes a conveyor belt 17, a scraper 15 and a deflector 16, wherein the conveyor belt 17 is disposed at the lower part of the spraying structure and is used for supporting and conveying the sewage subjected to dust fall by spraying, the scraper 15 is of a V-shaped design with a tip facing the input end of the conveyor belt 17, the scraper 15 acts on the conveyor belt 17 and is used for scraping off the sewage containing dust attached to the conveyor belt 17, and the deflectors 16 are mounted at both sides of the conveyor belt 17 and are used for guiding the sewage leaked from the conveyor belt 17 to the bottom of the conveyor belt 17 and are disposed in a;
meanwhile, an embodiment provided by the invention is further explained, meanwhile, a layer of waterproof and wear-resistant material covers the surface of the conveying belt 17, the scraper 15 is installed on the upper part of the conveying belt 17 through the installation rod, the contact end of the scraper 15 and the surface of the conveying belt 17 is also provided with the waterproof and wear-resistant material, when the conveying belt 17 is cleaned actually, the scraper 15 is abutted to the surface of the conveying belt 17 to clean the dust-containing sewage on the surface of the conveying belt 17, the shape of the baffle is selected to be a V-shaped design with the tip facing the input end of the conveying belt 17, when the conveying belt 17 is actually designed, the baffle can be selected as long as the shape capable of cleaning the surface of the conveying belt 17 is met, such as wave shape or arc shape and the like which can be selected, meanwhile, the two sides of the conveying belt 17;
in the design of the invention, the upper part of the cleaning structure and two sides of the spraying structure 5 are provided with the isolation plates 14, the isolation plates 14 are used for guiding and isolating the gas passing through the gas conveying pipe 4, so that the gas is exhausted through the exhaust pipe 6, and meanwhile, the spraying direction is set in the spraying process, so that the spray head 11 is prevented from spraying water onto the isolation plates 14, and the isolation plates 14 are prevented from being polluted.
As shown in figure 1, the bottom of the dust removing box 1 is provided with a plurality of moving wheels 20 for moving, and in the design of the invention, the dust removing device can be powered by manpower or machinery, and the proper power type is selected according to the size of the actual device.
Compared with the prior art, the building place watering dust device of environmental protection's advantage lies in: when the dust-settling operation is carried out, firstly, the air conveying port 2 is driven by the lifting component to contact with the ground, the dust-absorbing area for the operation of the air conveying port 2 is covered by the dust-blocking piece 7, dust on the ground of the covered area is blown up by the blast fan 3 and is conveyed to the spraying area by the air conveying pipe 4, dust-settling spraying is carried out by the spraying structure, the cleaning structure at the bottom of the spraying structure is utilized to clean dust-containing sewage, wherein the cleaning structure comprises a conveying belt 17, a scraping plate 15 and a guide plate 16, the sewage formed by spraying is collected and conveyed by the conveying belt 17, the scraping plate 15 is arranged on the conveying belt 17, the guide plates 16 are arranged on two sides of the conveying belt 17, stains are cleaned into a sewage collecting box 18 at the lower part of the conveying belt 17 by the scraping plate 15 and the guide plate 16, meanwhile, the isolating plates 14 are arranged on the upper part of the cleaning structure and two, make it discharge through blast pipe 6, simultaneously at the in-process that sprays, set up the direction that sprays and avoid shower head 11 to spray water to division board 14 on, avoid polluting division board 14, avoided prior art to the dust in building place collect when spraying the dust fall, because dust fall equipment the inside lacks the guide structure to dusty sewage, make sewage along the inside landing of dust fall equipment to form the problem of stubborn spot on the dust fall equipment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (9)
1. The environment-friendly building site water sprinkling dust-settling device comprises a water tank and is characterized in that;
the water tank is connected with the dust removal box and is used for providing a water source for sprinkling and spraying;
a gas transmission structure, a spraying structure and a cleaning structure are arranged in the dust removal box;
the gas transmission structure is arranged in the dust removal box and is used for collecting dust in a building place;
the spraying structure is arranged on the gas transmission structure and is used for dust fall of dust in the gas transmission structure;
the utility model discloses a dust removal device, including cleaning structure, conveying structure, piece, guide, piece, conveying structure, cooperation guide, cleaning structure installs in the bottom that sprays the structure, cleaning structure strikes off piece and guide, strike off the piece, strike off piece and guide all are used for on conveying structure, wherein, conveying structure is used for carrying and sprays the dirty water of dust fall by spraying the structure, by strike off the piece and strike off the sewage on with conveying structure, cooperation guide is with dirty water guide to conveying structure both sides and collect of dust.
2. The environment-friendly water sprinkling and dust reducing device for the construction sites as claimed in claim 1, wherein the gas transmission structure comprises a gas transmission port, a gas transmission pipe and an exhaust pipe;
the gas transmission port is connected with the gas transmission pipe through a soft pipe, the gas transmission port is driven to lift through the lifting assembly, and the gas transmission port, the gas transmission pipe and the exhaust pipe are used for carrying out gas transmission through the gas transmission piece.
3. The environment-friendly water sprinkling and dust falling device for the construction sites as claimed in claim 2, wherein the lifting assembly comprises a lifting platform and a plurality of telescopic cylinders, the lifting platform is connected with the air inlet end of the air transmission structure, and the telescopic cylinders are used for driving the air transmission port to lift in a telescopic mode.
4. The environment-friendly water sprinkling and dust reducing device for the construction sites as claimed in claim 1, wherein a plurality of air blowing pieces are arranged in the air inlet end of the air conveying structure, and the air inlet end is in covering and abutting contact with the ground through a dust blocking piece.
5. The environment-friendly water sprinkling dust-settling device for the construction sites as claimed in claim 2, wherein the sprinkling structure is arranged between the gas conveying pipe and the exhaust pipe, the sprinkling structure comprises a plurality of sprinkling heads, the sprinkling heads are connected with the water tank through liquid conveying pipes, and a water source is conveyed by a water pump arranged on the water tank.
6. The environmentally friendly construction site watering and dust reducing device of claim 1, wherein the conveying structure comprises a conveyor belt, the scraper comprises a scraper, and the guide comprises a deflector;
the conveying belt is arranged at the lower part of the spraying structure and is used for supporting and conveying the sewage subjected to spraying and dust falling;
one side of the scraper is abutted against the surface of the conveying belt and is used for scraping off the dust-containing sewage attached to the conveying belt;
the guide plates are arranged on two sides of the conveying belt and used for guiding the sewage leaked from the conveying belt.
7. The environment-friendly construction site water sprinkling and dust falling device according to claim 1, wherein a dirt collecting box is arranged at the bottom of the conveying structure.
8. The environment-friendly water sprinkling and dust reducing device for the construction sites as claimed in claim 1, wherein partition plates are arranged on two sides of the spraying structure, and the partition plates are used for guiding the gas conveyed to the spraying structure by the gas conveying structure to be discharged through the exhaust pipe.
9. An environment-friendly construction site watering and dust-settling device according to any one of claims 1 to 8, wherein the bottom of the dust-settling box is provided with a plurality of moving wheels for movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110556274.9A CN113082909A (en) | 2021-05-21 | 2021-05-21 | Building place watering dust device of environmental protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110556274.9A CN113082909A (en) | 2021-05-21 | 2021-05-21 | Building place watering dust device of environmental protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113082909A true CN113082909A (en) | 2021-07-09 |
Family
ID=76664319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110556274.9A Pending CN113082909A (en) | 2021-05-21 | 2021-05-21 | Building place watering dust device of environmental protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113082909A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116619582A (en) * | 2023-07-24 | 2023-08-22 | 山西烨程建材有限责任公司 | Automatic cutout machine suitable for building brick production |
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| WO2018006766A1 (en) * | 2016-07-05 | 2018-01-11 | 山东云青环保科技有限公司 | Multi-mechanism wet dust removal apparatus achieving water circulation use and dust removal method |
| CN110743306A (en) * | 2019-12-03 | 2020-02-04 | 焦作大学 | Building site dust treatment purifier |
| CN211401835U (en) * | 2019-12-18 | 2020-09-01 | 南通达克罗新材料科技有限公司 | A filter collection device for indoor environment detects |
| CN211941730U (en) * | 2019-12-16 | 2020-11-17 | 河南众德新材料有限公司 | Casting machine with surface oil stain scraping mechanism |
| CN212611051U (en) * | 2020-06-16 | 2021-02-26 | 郑州豫力新材料科技有限公司 | Low fibre damage carding machine |
| CN212701069U (en) * | 2020-03-26 | 2021-03-16 | 谢治强 | Rubber exhaust-gas treatment is with spraying dust collector |
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2021
- 2021-05-21 CN CN202110556274.9A patent/CN113082909A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006766A1 (en) * | 2016-07-05 | 2018-01-11 | 山东云青环保科技有限公司 | Multi-mechanism wet dust removal apparatus achieving water circulation use and dust removal method |
| CN110743306A (en) * | 2019-12-03 | 2020-02-04 | 焦作大学 | Building site dust treatment purifier |
| CN211941730U (en) * | 2019-12-16 | 2020-11-17 | 河南众德新材料有限公司 | Casting machine with surface oil stain scraping mechanism |
| CN211401835U (en) * | 2019-12-18 | 2020-09-01 | 南通达克罗新材料科技有限公司 | A filter collection device for indoor environment detects |
| CN212701069U (en) * | 2020-03-26 | 2021-03-16 | 谢治强 | Rubber exhaust-gas treatment is with spraying dust collector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116619582A (en) * | 2023-07-24 | 2023-08-22 | 山西烨程建材有限责任公司 | Automatic cutout machine suitable for building brick production |
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Application publication date: 20210709 |