CN112459495A - Reduce shower nozzle device for injection concrete of dust - Google Patents
Reduce shower nozzle device for injection concrete of dust Download PDFInfo
- Publication number
- CN112459495A CN112459495A CN202011361787.6A CN202011361787A CN112459495A CN 112459495 A CN112459495 A CN 112459495A CN 202011361787 A CN202011361787 A CN 202011361787A CN 112459495 A CN112459495 A CN 112459495A
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- Prior art keywords
- dust
- concrete
- device main
- fixedly arranged
- shower nozzle
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
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- 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
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G2021/049—Devices for both conveying and distributing concrete mixing nozzles specially adapted for conveying devices
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Nozzles (AREA)
Abstract
The invention relates to the technical field of concrete, and discloses a spray head device for spraying concrete and reducing dust, which comprises a device main body, wherein a feed inlet is fixedly arranged at the top end of the device main body, a feed channel is movably connected below the feed inlet, a magnetic column is fixedly arranged on the outer side of the feed channel, an electric magnetic strip is fixedly arranged inside the magnetic column, a support column is fixedly arranged inside the device main body, a filter layer is fixedly connected to the inner side of the support column, a filter screen magnet is fixedly arranged inside the filter layer, and a suck-back fan is fixedly arranged inside the device main body. This reduce shower nozzle device for spray concrete of dust is provided with electromagnetism rectangular strip and resistance wire through the outside of shower nozzle pipeline, produces the electromagnetism nature to dust in the concrete to passing the shower nozzle pipeline carries out final absorption, and the concrete is spout in the export from the shower nozzle finally, thereby has realized the purpose that reduces dust in the concrete.
Description
Technical Field
The invention relates to the technical field of concrete, in particular to a spray head device for spraying concrete, which reduces dust.
Background
Concrete is one of the most important civil engineering materials of the present generation. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased more and more. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.
The method for protecting the excavated surface by spraying concrete is a common method for underground engineering such as tunnels, subways, civil air defence and the like, and the spraying concrete has the difference of dry spraying and wet spraying. The dry spraying is that cement, sand, broken stone and powder accelerator are firstly mixed uniformly, compressed air is used for conveying to an underground working surface through a pipeline, and the mixture is mixed with mixing water near a spraying port and then sprayed to an excavation surface; when the dry spraying process is adopted, dry materials and mixing water are intersected near a nozzle and are difficult to be uniformly mixed, sprayed concrete is mixed with a certain amount of dry powder, the uniformity of the sprayed concrete is not high, and the internal macroscopic defects are more. Meanwhile, the air pressure in the pipe is as high as 5-6 MPa, the air pressure outside the pipe opening is only 0.1MPa, the instantaneous air pressure at the pipe opening is reduced, and the air is mixed with dry powder and water vapor to generate volume rapid expansion, so that the dust content near the concrete spraying operation surface is large, the construction environment is extremely severe, and the physical health of operation workers is seriously influenced. A nozzle device for spraying concrete, which reduces dust.
Disclosure of Invention
Technical scheme
In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides a reduce shower nozzle device for injection concrete of dust, includes the device main part, the top fixed mounting of device main part has the feed inlet, the below swing joint of feed inlet has feedstock channel, feedstock channel's outside fixed mounting has the magnetic force post, the inside fixed mounting of magnetic force post has electric magnetic stripe, the inside fixed mounting of device main part has the support column, the inboard fixedly connected with filtering layer of support column, the inside fixed mounting of filtering layer has filter screen magnet, the inside fixed mounting of device main part has the resorption fan.
Preferably, the back suction fan is fixedly provided with a back suction fan blade inside.
Preferably, a nozzle pipe is fixedly installed inside the device body.
Preferably, a fixing frame is fixedly installed on the outer side of the nozzle pipeline.
Preferably, a protective casing is fixedly mounted at the bottom of the device main body.
Preferably, an electromagnetic strip is fixedly connected to the outer side of the nozzle pipeline.
Preferably, a resistance wire is wound on the outer side of the electromagnetic strip.
Preferably, the bottom end of the spray head pipeline is fixedly connected with a spray head outlet.
Advantageous effects
Compared with the prior art, the invention provides a concrete spraying nozzle device capable of reducing dust, which has the following beneficial effects:
1. this reduce shower nozzle device for injection concrete of dust, concrete pass through the feed inlet and get into feedstock channel, are provided with the magnetic force post at feedstock channel's both ends, are provided with the electric magnetic stripe in the inside of magnetic force post, and the electromagnetism strip produces the electromagnetism nature, and when the concrete passed feedstock channel, utilized the electromagnetism nature, the electromagnetism strip carries out preliminary resorption to the dust of concrete inside then, is adsorbed dust then the adhesion on the magnetic force post.
2. This reduce shower nozzle device for spray concrete of dust, the concrete passes the filtering layer, and the filtering layer filters the adhesion to the concrete then, and the concrete dust of wearing the filtering layer is adsorbed in step to the filter screen magnet of its inside setting, and simultaneously, the fan synchronous revolution is inhaled in the resorption, produces the resorption wind, and the dust is owing to self weight is lighter, for the floater, then is inhaled the fan resorption by the resorption.
3. This reduce shower nozzle device for spray concrete of dust is provided with electromagnetism rectangular strip and resistance wire through the outside of shower nozzle pipeline, produces the electromagnetism nature to dust in the concrete to passing the shower nozzle pipeline carries out final absorption, and the concrete is spout in the export from the shower nozzle finally, thereby has realized the purpose that reduces dust in the concrete.
Drawings
FIG. 1 is a schematic view of the connection structure of the main body of the device of the present invention;
FIG. 2 is a schematic cross-sectional view taken along area A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure of the area B in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a connection structure of the fixing frame of the present invention;
FIG. 5 is a schematic view of a filter layer connecting structure according to the present invention;
FIG. 6 is a schematic view of a magnet connection structure of the filter screen of the present invention;
fig. 7 is a schematic view of the connection structure of the electromagnetic strip according to the present invention.
In the figure: 1. a device main body; 2. a feed inlet; 3. a feed channel; 4. a magnetic column; 5. an electric magnetic strip; 6. a support pillar; 7. a filtering layer; 8. a screen magnet; 9. a back suction fan; 10. sucking back the fan blades; 11. a shower head pipe; 12. a fixed mount; 13. a protective housing; 14. an electromagnetic strip; 15. a resistance wire; 16. and (4) a spray head outlet.
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.
Referring to fig. 1-7, a spray head device for spraying concrete for reducing dust comprises a device body 1, wherein a feed inlet 2 is fixedly installed at the top end of the device body 1, a feed channel 3 is movably connected below the feed inlet 2, a magnetic column 4 is fixedly installed at the outer side of the feed channel 3, and an electric magnetic strip 5 is fixedly installed inside the magnetic column 4; concrete passes through feed inlet 2 and gets into feedstock channel 3, is provided with magnetic force post 4 at feedstock channel 3's both ends, is provided with electric magnetic stripe 5 in magnetic force post 4's inside, and electromagnetism strip 5 produces electromagnetism nature, and when the concrete passed feedstock channel 3, utilized electromagnetism nature, electromagnetism strip 5 carries out preliminary resorption to the inside dust of concrete then, and the adhesion is then on magnetic force post 4 by absorbent dust.
A support column 6 is fixedly arranged inside the device main body 1, a filter layer 7 is fixedly connected to the inner side of the support column 6, a filter screen magnet 8 is fixedly arranged inside the filter layer 7, a back suction fan 9 is fixedly arranged inside the device main body 1, and back suction fan blades 10 are fixedly arranged inside the back suction fan 9; the concrete passes filtering layer 7, and filtering layer 7 filters the adhesion to the concrete then, and the concrete dust of passing filtering layer 7 is adsorbed in step to the filter screen magnet 8 of its inside setting, and simultaneously, the synchronous rotation of resorption fan 9 produces the resorption wind, and the dust is because self weight is lighter, for the floater, then by resorption fan 9 resorption.
A nozzle pipeline 11 is fixedly installed inside the device main body 1, a fixing frame 12 is fixedly installed on the outer side of the nozzle pipeline 11, a protective shell 13 is fixedly installed at the bottom of the device main body 1, an electromagnetic strip 14 is fixedly connected to the outer side of the nozzle pipeline 11, a resistance wire 15 is wound on the outer side of the electromagnetic strip 14, and a nozzle outlet 16 is fixedly connected to the bottom end of the nozzle pipeline 11; be provided with rectangular 14 of electromagnetism and resistance wire 15 in the outside through shower nozzle pipeline 11, produce the electromagnetism nature to carry out final absorption to the dust in the concrete that passes shower nozzle pipeline 11, the concrete is spout in 16 from the shower nozzle export finally, thereby has realized the purpose that reduces dust in the concrete.
The working principle is as follows: when the concrete feeding device is used, concrete enters the feeding channel 3 through the feeding hole 2, the magnetic columns 4 are arranged at two ends of the feeding channel 3, the electric magnetic strips 5 are arranged inside the magnetic columns 4, the electric magnetic strips 5 generate electromagnetism, when the concrete passes through the feeding channel 3, the electric magnetic strips 5 primarily suck dust inside the concrete, and the adsorbed dust is adhered to the magnetic columns 4; the concrete then passes through the filter layer 7, the filter layer 7 then filters and adheres to the concrete, the filter screen magnet 8 arranged in the filter layer 7 synchronously adsorbs concrete dust passing through the filter layer 7, meanwhile, the suck-back fan 9 synchronously rotates to generate suck-back air, and the dust is a floater due to lighter weight and then is sucked back by the suck-back fan 9; filterable concrete arrives shower nozzle pipeline 11 then, and the outside of shower nozzle pipeline 11 is provided with the rectangular 14 and the resistance wire 15 of electromagnetism, produces the electromagnetism nature to dust in the concrete that passes shower nozzle pipeline 11 carries out final absorption, and the concrete is spout in the export 16 of shower nozzle finally from, thereby has realized the purpose that reduces dust in the concrete.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a reduce shower nozzle device for injection concrete of dust, includes device main part (1), its characterized in that: the top fixed mounting of device main part (1) has feed inlet (2), the below swing joint of feed inlet (2) has feedstock channel (3), the outside fixed mounting of feedstock channel (3) has magnetic column (4), the inside fixed mounting of magnetic column (4) has electric magnetic stripe (5), the inside fixed mounting of device main part (1) has support column (6), the inboard fixedly connected with filtering layer (7) of support column (6), the inside fixed mounting of filtering layer (7) has filter screen magnet (8), the inside fixed mounting of device main part (1) has resorption fan (9).
2. A dust-reduced shotcrete nozzle assembly according to claim 1, wherein: and a back suction fan blade (10) is fixedly arranged in the back suction fan (9).
3. A dust-reduced shotcrete nozzle assembly according to claim 1, wherein: the device is characterized in that a nozzle pipeline (11) is fixedly arranged in the device main body (1).
4. A dust-reduced shotcrete nozzle assembly according to claim 3, wherein: and a fixing frame (12) is fixedly arranged on the outer side of the spray head pipeline (11).
5. A dust-reduced shotcrete nozzle assembly according to claim 1, wherein: the bottom of the device main body (1) is fixedly provided with a protective shell (13).
6. A dust-reduced shotcrete nozzle assembly according to claim 3, wherein: the outer side of the spray head pipeline (11) is fixedly connected with an electromagnetic strip (14).
7. A dust-reduced shotcrete nozzle assembly according to claim 6, wherein: and a resistance wire (15) is wound on the outer side of the electromagnetic strip (14).
8. A dust-reduced shotcrete nozzle assembly according to claim 3, wherein: the bottom end of the spray head pipeline (11) is fixedly connected with a spray head outlet (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011361787.6A CN112459495A (en) | 2020-11-27 | 2020-11-27 | Reduce shower nozzle device for injection concrete of dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011361787.6A CN112459495A (en) | 2020-11-27 | 2020-11-27 | Reduce shower nozzle device for injection concrete of dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112459495A true CN112459495A (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011361787.6A Pending CN112459495A (en) | 2020-11-27 | 2020-11-27 | Reduce shower nozzle device for injection concrete of dust |
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| Country | Link |
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| CN (1) | CN112459495A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114907039A (en) * | 2021-12-22 | 2022-08-16 | 三峡大学 | Magnetic concrete grout spraying and grout rebound reducing device and construction method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060275549A1 (en) * | 2005-06-06 | 2006-12-07 | Subramanian Krupakar M | System for controlling placement of nanoparticles and methods of using same |
| CN109847960A (en) * | 2017-11-30 | 2019-06-07 | 河南星云慧通信技术有限公司 | A kind of adjustable a wide range of spray head of the anti-dust in outdoor |
| CN213014104U (en) * | 2020-07-16 | 2021-04-20 | 中交隧道工程局有限公司 | Dust collector for highway construction |
-
2020
- 2020-11-27 CN CN202011361787.6A patent/CN112459495A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060275549A1 (en) * | 2005-06-06 | 2006-12-07 | Subramanian Krupakar M | System for controlling placement of nanoparticles and methods of using same |
| CN109847960A (en) * | 2017-11-30 | 2019-06-07 | 河南星云慧通信技术有限公司 | A kind of adjustable a wide range of spray head of the anti-dust in outdoor |
| CN213014104U (en) * | 2020-07-16 | 2021-04-20 | 中交隧道工程局有限公司 | Dust collector for highway construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114907039A (en) * | 2021-12-22 | 2022-08-16 | 三峡大学 | Magnetic concrete grout spraying and grout rebound reducing device and construction method |
| CN114907039B (en) * | 2021-12-22 | 2023-05-02 | 三峡大学 | Device for spraying slurry and reducing slurry rebound of magnetic concrete and construction method |
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Application publication date: 20210309 |
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| RJ01 | Rejection of invention patent application after publication |