CN108554658A - A kind of mine blasting device for reducing dust of adjustable spray angle - Google Patents
A kind of mine blasting device for reducing dust of adjustable spray angle Download PDFInfo
- Publication number
- CN108554658A CN108554658A CN201810657013.4A CN201810657013A CN108554658A CN 108554658 A CN108554658 A CN 108554658A CN 201810657013 A CN201810657013 A CN 201810657013A CN 108554658 A CN108554658 A CN 108554658A
- Authority
- CN
- China
- Prior art keywords
- support
- mine blasting
- turntable
- spray
- connector
- 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
Links
- 239000007921 spray Substances 0.000 title claims abstract description 43
- 239000000428 dust Substances 0.000 title claims abstract description 36
- 238000005422 blasting Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 230000001629 suppression Effects 0.000 claims description 14
- 230000007423 decrease Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract description 12
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 238000000151 deposition Methods 0.000 abstract 3
- 235000004443 Ricinus communis Nutrition 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/10—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in the form of a fine jet, e.g. for use in wind-screen washers
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/085—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to flow or pressure of liquid or other fluent material to be discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
Description
技术领域technical field
本发明涉及矿山爆破相关技术领域，具体为一种可调节喷射角度的矿山爆破用降尘装置。The invention relates to the technical field related to mine blasting, in particular to a dust suppression device for mine blasting that can adjust the spray angle.
背景技术Background technique
矿山爆破用降尘装置是一种能够在矿山爆破结束后，进行降尘的装置，其能便于工作人员进行后续作业。The dust suppression device for mine blasting is a device that can reduce dust after the mine blasting is completed, which can facilitate the staff to carry out follow-up operations.
但是现有矿山爆破用降尘装置不便于调节喷射角度，由于爆破的复杂性，其产生的扬尘也复杂多变，若矿山爆破用降尘装置不能调节喷射角度，将不利于该装置高效的完成降尘作业。However, the existing dust suppression device for mine blasting is inconvenient to adjust the injection angle. Due to the complexity of blasting, the dust generated by it is also complex and changeable. If the dust suppression device for mine blasting cannot adjust the injection angle, it will not be conducive to the efficient completion of the dust reduction operation of the device. .
发明内容Contents of the invention
本发明的目的在于提供一种可调节喷射角度的矿山爆破用降尘装置，以解决上述背景技术中提出现有矿山爆破用降尘装置不便于调节喷射角度的问题。The object of the present invention is to provide a dust suppression device for mine blasting with adjustable spray angle, so as to solve the problem that the existing dust suppression device for mine blast is inconvenient to adjust the spray angle in the above-mentioned background technology.
为实现上述目的，本发明提供如下技术方案：一种可调节喷射角度的矿山爆破用降尘装置，包括支撑底座，所述支撑底座的下端连接有脚轮，且支撑底座的左右两端均设置有支撑板，所述支撑板上安置有水箱，且水箱内安装有水泵，所述水泵通过水管与喷射筒相连接，且喷射筒的左右两侧均通过连接轴与支撑杆相连接，所述支撑杆的下端连接于转盘上，且转盘设置于凹槽内，并且凹槽设置于支撑底座的上表面，所述转盘上通过支撑管与螺杆相连接，且螺杆通过轴承与喷射筒相连接，所述喷射筒内安装有风扇，且喷射筒的前端通过第一连接头与第二连接头相连接。In order to achieve the above object, the present invention provides the following technical solutions: a dust suppression device for mine blasting with adjustable spray angle, including a support base, the lower end of the support base is connected with casters, and the left and right ends of the support base are provided with support A water tank is placed on the support plate, and a water pump is installed in the water tank. The water pump is connected to the spray cylinder through a water pipe, and the left and right sides of the spray cylinder are connected to the support rod through the connecting shaft, and the support rod The lower end of the turntable is connected to the turntable, and the turntable is set in the groove, and the groove is set on the upper surface of the support base, the turntable is connected with the screw through the support tube, and the screw is connected with the spray cylinder through the bearing, the A fan is installed in the spray cylinder, and the front end of the spray cylinder is connected with the second connection head through the first connection head.
优选的，所述支撑板的结构形状为“L”形，且支撑板与支撑底座为一体化结构。Preferably, the structural shape of the support plate is "L", and the support plate and the support base are an integrated structure.
优选的，所述喷射筒的前端通过螺纹连接的方式与第一连接头相连接，且第一连接头也采用螺纹连接的方式与第二连接头相连接，并且喷射筒、第一连接头和第二连接头前端的内径依次减小。Preferably, the front end of the spray cylinder is connected to the first connection head by threaded connection, and the first connection head is also connected to the second connection head by thread connection, and the spray cylinder, the first connection head and the The inner diameter of the front end of the second connector decreases successively.
优选的，所述支撑杆为转动结构，且2个支撑杆关于转盘的轴线对称设置。Preferably, the support rod is a rotating structure, and the two support rods are arranged symmetrically with respect to the axis of the turntable.
优选的，所述支撑管上端的内侧采用螺纹连接的方式与螺杆的外侧相连接，且螺杆为转动结构，并且支撑管与转盘为一体化结构。Preferably, the inner side of the upper end of the support tube is connected to the outer side of the screw in a threaded manner, and the screw is in a rotating structure, and the support tube and the turntable are in an integrated structure.
与现有技术相比，本发明的有益效果是：该可调节喷射角度的矿山爆破用降尘装置采用第一连接头、第二连接头、支撑管、连接轴、螺杆和转盘的设计，第一连接头和第二连接头的设计，能便于改变该装置的喷射直径，进而增加该装置的喷射距离，从而能使该装置在较远的位置喷射水珠，进行降尘作业，支撑管、连接轴和螺杆的设计，能便于改变该装置喷射的垂直角度，并固定垂直角度，从而能便于该装置进行降尘作业，转盘的设计，使得该装置能便于改变其喷射的水平距离，从而能便于该装置进行多角度的喷射，有利于降尘作业的高效进行。Compared with the prior art, the beneficial effect of the present invention is that the dust suppression device for mine blasting with adjustable spray angle adopts the design of the first joint, the second joint, the support pipe, the joint shaft, the screw and the turntable, the first The design of the connecting head and the second connecting head can easily change the spraying diameter of the device, thereby increasing the spraying distance of the device, so that the device can spray water droplets at a farther position for dust reduction operations, support pipes, and connecting shafts The design of the screw and the screw can easily change the vertical angle of the spraying of the device and fix the vertical angle, so that the device can be used for dust reduction operations. Multi-angle spraying is conducive to efficient dust suppression operations.
附图说明Description of drawings
图1为本发明主视结构示意图；Fig. 1 is a schematic diagram of the main view structure of the present invention;
图2为本发明侧视结构示意图；Fig. 2 is the side view structure schematic diagram of the present invention;
图3为本发明支撑底座俯视结构示意图。Fig. 3 is a schematic top view structure diagram of the support base of the present invention.
图中：1、支撑底座；2、脚轮；3、支撑板；4、水箱；5、水管；6、喷射筒；7、连接轴；8、支撑杆；9、风扇；10、第一连接头；11、第二连接头；12、水泵；13、支撑管；14、螺杆；15、轴承；16、凹槽；17、转盘。In the figure: 1. Support base; 2. Casters; 3. Support plate; 4. Water tank; 5. Water pipe; 6. Spray cylinder; 7. Connecting shaft; 8. Support rod; 9. Fan; 10. First connector ; 11, the second connector; 12, the water pump; 13, the support pipe; 14, the screw; 15, the bearing; 16, the groove; 17, the turntable.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
请参阅图1-3，本发明提供一种技术方案：一种可调节喷射角度的矿山爆破用降尘装置，包括支撑底座1，支撑底座1的下端连接有脚轮2，且支撑底座1的左右两端均设置有支撑板3，支撑板3的结构形状为“L”形，且支撑板3与支撑底座1为一体化结构，能便于稳定的放置水箱4，支撑板3上安置有水箱4，且水箱4内安装有水泵12，水泵12通过水管5与喷射筒6相连接，且喷射筒6的左右两侧均通过连接轴7与支撑杆8相连接，支撑杆8为转动结构，且2个支撑杆8关于转盘17的轴线对称设置，能便于改变该装置喷射的水平角度，从而能使该装置高效的进行降尘作业，支撑杆8的下端连接于转盘17上，且转盘17设置于凹槽16内，并且凹槽16设置于支撑底座1的上表面，转盘17上通过支撑管13与螺杆14相连接，且螺杆14通过轴承15与喷射筒6相连接，支撑管13上端的内侧采用螺纹连接的方式与螺杆14的外侧相连接，且螺杆14为转动结构，并且支撑管13与转盘17为一体化结构，能便于调节该装置喷射的纵向角度，且能固定该角度，从而能便于工作人员使用该装置进行降尘作业，喷射筒6的前端通过螺纹连接的方式与第一连接头10相连接，且第一连接头10也采用螺纹连接的方式与第二连接头11相连接，并且喷射筒6、第一连接头10和第二连接头11前端的内径依次减小，能便于改变该装置的喷射距离，有利于该装置远距离的进行降尘作业，喷射筒6内安装有风扇9，且喷射筒6的前端通过第一连接头10与第二连接头11相连接。Please refer to Figures 1-3, the present invention provides a technical solution: a mine blasting dust suppression device with adjustable spray angle, including a support base 1, the lower end of the support base 1 is connected with casters 2, and the left and right sides of the support base 1 Each end is provided with a support plate 3, the structural shape of the support plate 3 is "L" shape, and the support plate 3 and the support base 1 are an integrated structure, which can facilitate the stable placement of the water tank 4, and the water tank 4 is placed on the support plate 3. And the water pump 12 is installed in the water tank 4, the water pump 12 is connected with the spray cylinder 6 through the water pipe 5, and the left and right sides of the spray cylinder 6 are connected with the support rod 8 by the connecting shaft 7, the support rod 8 is a rotating structure, and 2 Two support rods 8 are arranged symmetrically about the axis of the turntable 17, which can facilitate changing the horizontal angle of the spraying of the device, thereby enabling the device to efficiently carry out dust reduction operations. The lower end of the support rod 8 is connected to the turntable 17, and the turntable 17 is arranged in the concave In the groove 16, and the groove 16 is arranged on the upper surface of the support base 1, the turntable 17 is connected with the screw rod 14 through the support tube 13, and the screw rod 14 is connected with the spray cylinder 6 through the bearing 15, and the inner side of the upper end of the support tube 13 is used The way of threaded connection is connected with the outside of the screw rod 14, and the screw rod 14 is a rotating structure, and the support tube 13 and the turntable 17 are an integrated structure, which can facilitate the adjustment of the longitudinal angle of the spraying of the device, and can fix the angle, thereby facilitating The staff uses this device to carry out the dust reduction operation. The front end of the spray tube 6 is connected to the first connector 10 by a threaded connection, and the first connector 10 is also connected to the second connector 11 by a threaded connection, and The inner diameters of the spray cylinder 6, the first connector 10 and the front end of the second connector 11 are successively reduced, which can facilitate the change of the spraying distance of the device, which is conducive to the long-distance dust reduction operation of the device. A fan 9 is installed in the spray cylinder 6 , and the front end of the spray cylinder 6 is connected to the second connecting head 11 through the first connecting head 10 .
工作原理：在使用该可调节喷射角度的矿山爆破用降尘装置时，首先通过脚轮2将该可调节喷射角度的矿山爆破用降尘装置移动到使用位置，并通过导线将该装置与外部电路相连接，再将水箱4内注入适量的水，并在矿山爆破结束后，立即启动水泵12和风扇9的电源开关，使得水泵12将水箱4内的水输送进喷射筒6内，并在风扇9的作用下使得水变为细小的水珠喷出，从而达到降尘的目的，若该装置的位置距需要降尘的位置较远，可通过选择将第一连接头10和第二连接头11安装在喷射筒6的前端，使得细小水珠喷出的速度更快，从而增加水珠的喷射距离，进而便于距离需要降尘位置较远的该装置完成降尘工作，若需要改变该装置的喷射角度，可通过转盘17调节喷射筒6水平角度，并通过转动螺杆14，调节螺杆14从支撑管13内伸出的距离，从而调节喷射筒6的垂直角度，且能固定喷射筒6的垂直角度，从而便于该装置对爆破处进行降尘，本说明书中未作详细描述的内容属于本领域专业技术人员公知的现有技术。Working principle: When using the dust suppressing device for mine blasting with adjustable spray angle, first move the dust suppressor for mine blast with adjustable spray angle to the use position through casters 2, and connect the device with an external circuit through wires , then inject an appropriate amount of water into the water tank 4, and immediately start the power switch of the water pump 12 and the fan 9 after the mine blasting is over, so that the water pump 12 will deliver the water in the water tank 4 into the spray cylinder 6, and the water in the fan 9 will Under the action, the water is sprayed into fine water droplets, so as to achieve the purpose of dust reduction. If the position of the device is far away from the position where dust reduction is required, the first connector 10 and the second connector 11 can be installed on the sprayer The front end of the barrel 6 makes the spraying speed of the fine water droplets faster, thereby increasing the spraying distance of the water droplets, and then facilitating the dust reduction work of the device that is far away from the dust reduction position. If it is necessary to change the spraying angle of the device, you can use Turntable 17 adjusts the horizontal angle of spray cylinder 6, and by rotating screw rod 14, adjusts the distance that screw rod 14 protrudes from support pipe 13, thereby adjusts the vertical angle of spray cylinder 6, and can fix the vertical angle of spray cylinder 6, thereby facilitating this The device is used to reduce dust at the blasting site, and the content not described in detail in this specification belongs to the prior art known to those skilled in the art.
需要理解的是，术语“中心”、“纵向”、“横向”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为便于描述本发明和简化描述，而不是指示或暗指所指的装置或元件必须具有特定的方位、为特定的方位构造和操作，因而不能理解为对本发明保护内容的限制。It is to be understood that the terms "central", "longitudinal", "transverse", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" , "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or element It must have a specific orientation, be constructed and operated for a specific orientation, and thus cannot be construed as limiting the scope of protection of the present invention.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657013.4A CN108554658A (en) | 2018-06-22 | 2018-06-22 | A kind of mine blasting device for reducing dust of adjustable spray angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657013.4A CN108554658A (en) | 2018-06-22 | 2018-06-22 | A kind of mine blasting device for reducing dust of adjustable spray angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108554658A true CN108554658A (en) | 2018-09-21 |
Family
ID=63554722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810657013.4A Pending CN108554658A (en) | 2018-06-22 | 2018-06-22 | A kind of mine blasting device for reducing dust of adjustable spray angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108554658A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112495090A (en) * | 2020-11-12 | 2021-03-16 | 华能澜沧江水电股份有限公司托巴水电工程建设管理局 | Method for inhibiting blasting dust by high-pressure water gun |
| CN113503184A (en) * | 2021-07-21 | 2021-10-15 | 中国煤炭地质总局勘查研究总院 | Dust settling equipment for mining |
| CN114076553A (en) * | 2021-10-28 | 2022-02-22 | 中交一公局集团有限公司 | High-efficient dust collector is used in tunnel excavation blasting |
| CN118267815A (en) * | 2024-05-31 | 2024-07-02 | 新乡市锦盛建设工程有限公司 | Earthwork dust settling device in building construction site |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202224284U (en) * | 2011-09-15 | 2012-05-23 | 广东风华环保设备有限公司 | Trailing-type environment-friendly air-assisted sprayer for dust removal |
| CN103786628A (en) * | 2014-01-09 | 2014-05-14 | 平安电气股份有限公司 | Mobile multi-stage hydraulic-drive pneumatic spray dust-settling truck |
| CN205277481U (en) * | 2015-12-30 | 2016-06-01 | 中国神华能源股份有限公司 | A shower nozzle for dashing dirt pipeline |
| CN107309111A (en) * | 2017-07-18 | 2017-11-03 | 贵州大学 | A kind of early stage atomizing de-dusting apparatus constructed for tunnel blasting |
| CN206981054U (en) * | 2017-07-18 | 2018-02-09 | 贵州大学 | A kind of atomizing de-dusting apparatus early stage for tunnel blasting construction |
-
2018
- 2018-06-22 CN CN201810657013.4A patent/CN108554658A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202224284U (en) * | 2011-09-15 | 2012-05-23 | 广东风华环保设备有限公司 | Trailing-type environment-friendly air-assisted sprayer for dust removal |
| CN103786628A (en) * | 2014-01-09 | 2014-05-14 | 平安电气股份有限公司 | Mobile multi-stage hydraulic-drive pneumatic spray dust-settling truck |
| CN205277481U (en) * | 2015-12-30 | 2016-06-01 | 中国神华能源股份有限公司 | A shower nozzle for dashing dirt pipeline |
| CN107309111A (en) * | 2017-07-18 | 2017-11-03 | 贵州大学 | A kind of early stage atomizing de-dusting apparatus constructed for tunnel blasting |
| CN206981054U (en) * | 2017-07-18 | 2018-02-09 | 贵州大学 | A kind of atomizing de-dusting apparatus early stage for tunnel blasting construction |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112495090A (en) * | 2020-11-12 | 2021-03-16 | 华能澜沧江水电股份有限公司托巴水电工程建设管理局 | Method for inhibiting blasting dust by high-pressure water gun |
| CN113503184A (en) * | 2021-07-21 | 2021-10-15 | 中国煤炭地质总局勘查研究总院 | Dust settling equipment for mining |
| CN114076553A (en) * | 2021-10-28 | 2022-02-22 | 中交一公局集团有限公司 | High-efficient dust collector is used in tunnel excavation blasting |
| CN118267815A (en) * | 2024-05-31 | 2024-07-02 | 新乡市锦盛建设工程有限公司 | Earthwork dust settling device in building construction site |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108554658A (en) | A kind of mine blasting device for reducing dust of adjustable spray angle | |
| CN109290105A (en) | A kind of spray equipment for inner wall of the pipe even application | |
| CN206325760U (en) | A kind of inner-walls of duct spray-painting plant | |
| CN210105907U (en) | Spraying dust-settling humidifying device for coal mine | |
| CN220733871U (en) | Irrigation device for hydraulic engineering | |
| CN207856565U (en) | A kind of spraying device administered for haze | |
| CN209303065U (en) | A kind of spray equipment for inner wall of the pipe even application | |
| CN207839284U (en) | A kind of fog gun machine having height adjusting function | |
| CN206324080U (en) | A kind of multi-functional grug feeding device of garden maintenance | |
| CN205389811U (en) | Novel agricultural spraying device | |
| CN109898805A (en) | A kind of portable indoor coating spary is mechanical | |
| CN210094069U (en) | An ecological landscape greening device | |
| CN207783861U (en) | A kind of citrus plantation liftable irrigation mechanism | |
| CN215768157U (en) | Building outer wall infiltration testing arrangement for building engineering management | |
| CN221732770U (en) | Intelligent water smoke dust device | |
| CN207978588U (en) | A kind of environmental protection gardens irrigation rig | |
| CN218149865U (en) | Building concrete injection apparatus | |
| CN106563583A (en) | Water spraying head of modern agriculture irrigation equipment | |
| CN210729003U (en) | A mobile spray dust suppression device for drilling and blasting construction | |
| CN206707221U (en) | A kind of paint sprayer tool | |
| CN206386600U (en) | A kind of translation type sprinkler water inlet bend pipe quick change rotating device | |
| CN221831914U (en) | A dust suppression device for air pollution control | |
| CN216358910U (en) | Energy-saving air environment dust device | |
| CN207659906U (en) | A kind of construction site dust removal machine | |
| CN218530248U (en) | Spraying equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180921 |