CN109973138B - Dust-fall type lighting device for subway construction - Google Patents
Dust-fall type lighting device for subway construction Download PDFInfo
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- CN109973138B CN109973138B CN201910114574.4A CN201910114574A CN109973138B CN 109973138 B CN109973138 B CN 109973138B CN 201910114574 A CN201910114574 A CN 201910114574A CN 109973138 B CN109973138 B CN 109973138B
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- steel pipe
- dust
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- lamp
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
Abstract
The invention discloses a dust-fall type lighting device for subway construction, which can move in a certain area in a tunnel, ensures the dust removal effect, can move according to the lighting requirement, and is simple and convenient; when the illuminating lamp needs to be cleaned, the controller controls the illuminating lamp to be adjusted to a proper cleaning angle, and controls the pressure reducing valve and the cleaning control valve to be opened, so that the illuminating lamp is automatically cleaned, and the illumination effect is improved; the dust-settling spray assembly can be matched with air injection of the air pipe, so that the water-air combination can be improved, and the uniformity of sprayed mist and the dust-settling effect can be improved; the first steel pipe, the second steel pipe, the fixing mechanism, the check valve and other materials used by the invention are common component materials used in subway construction, the processing difficulty of each component is low, and the installation is convenient, so that the manufacturing cost is low.
Description
Technical Field
The invention relates to the technical field of subway construction lighting, in particular to a dust-settling lighting device for subway construction.
Background
With the high-speed development of urbanization in China, cities are larger and larger, population is larger and larger, in order to solve traffic pressure, many large and medium-sized cities build subways, most of the subways are underground of the built cities, underground tunnels mainly involve excavation through a shield tunneling method or a spray-anchor undercut method, the shield tunneling method has the advantages of high tunneling speed, low labor intensity and the like, but when the tunnels are short and the soil covering is shallow, the spray-anchor undercut method is usually adopted from the aspects of economy, safety and the like.
The spray anchor undercut method needs the workman to get into and is under construction in the tunnel, and the dust that produces during the excavation seriously influences workman's healthy, consequently, need have the dust fall measure, and make things convenient for workman's operation, need have lighting device, but current dust fall and the separately design of illumination, this is difficult to occupy great space in the limited tunnel in space, moreover, can't realize the all-round dust removal and the illumination effect in tunnel.
Accordingly, those skilled in the art have provided a dust-fall type lighting device for subway construction to solve the problems set forth in the above background art.
Disclosure of Invention
The invention aims to provide a dust-fall type lighting device for subway construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a dust-fall type lighting device for subway construction comprises a first steel pipe, a guide rail column, a mobile driving assembly, a lighting lamp, a second steel pipe, a dust-fall spraying assembly and a fixing mechanism,
the guide rail column extends along the extension direction of the subway tunnel and is fixed on a top support of the tunnel, the two ends of the first steel pipe are provided with the mobile driving assemblies, and the mobile driving assemblies and the first steel pipe are sleeved and supported in the guide rail column;
the moving driving assembly drives the first steel pipe to be arranged in a driving sliding mode along the extending direction of the guide rail column;
the second steel pipe is hung on the outer side of the first steel pipe by adopting at least three fixing mechanisms, and the angle adjusting assembly is further adopted on the first steel pipe to support and hang the illuminating lamps with a plurality of adjustable angles;
one end of the second steel pipe is connected with a connecting pipe, the other end of the second steel pipe is provided with a blocking plate, and the lower end of the outer side of the second steel pipe is uniformly provided with a dust-settling spraying assembly;
a check valve is arranged at one end of the connecting pipe, a high-pressure air pipe inclined towards the direction of the check valve is arranged on the upper side of the outer surface of the connecting pipe, and a high-pressure water pipe is arranged at one end of the check valve;
when the illuminating lamp needs to be cleaned, the controller controls the illuminating lamp to be adjusted to a proper cleaning angle and controls the pressure reducing valve and the cleaning control valve to be opened, so that the illuminating lamp is automatically cleaned;
the interior of the illuminating lamp is provided with a waterproof structure.
As a further scheme of the invention: when the light needs to be cleaned, the controller controls the angle adjusting assembly to adjust the light to the inclination angle of at least being DEG with the angle of the vertical direction, so that the water sprayed to the glass surface of the light by the cleaning spray head flows down rapidly.
As a further scheme of the invention: the up end of guide rail post is provided with the track groove that stretches into its radial inside, be provided with the meshing tooth on the diapire in track groove, be provided with drive gear group in the removal drive assembly, drive gear group with meshing tooth meshing transmission, and then make it promotes to remove drive assembly first steel pipe moves along the track post.
As a further scheme of the invention: remove drive assembly including drive gear group, sprocket, driving chain, driving motor and the leading wheel that drive case, a plurality of drive gear constitute, wherein, upper portion in the drive case is provided with a plurality of drive gears, all fixes being provided with the sprocket on each drive gear's the tooth axle, each the sprocket adopts the driving chain to be connected with the driving motor transmission, drive gear meshing transmission in the track groove, lower part in the drive case is provided with a plurality of leading wheels, the up end laminating and the rolling connection of leading wheel in the outer peripheral face of guide rail post.
As a further scheme of the invention: the contact position between the mobile driving component and the guide rail column is also provided with a sealing sliding sleeve in a sliding way
As a further scheme of the invention: the dust fall spraying assembly comprises a spraying cover, a spraying sleeve, a guide plate, an impact seat and an inner support, wherein the upper end of the spraying cover is communicated into the second steel pipe, the spraying cover is of a conical structure with a large lower end, the spraying sleeve is arranged in the spraying cover, an inner cavity of the spraying sleeve is of a spraying structure with a small lower end, the inner support is further arranged below the spraying sleeve in the spraying cover, the impact seat is fixedly arranged on the inner support, the impact seat is opposite to a spraying outlet of the inner cavity of the spraying sleeve, and the guide plate which is obliquely arranged is arranged on the periphery of the impact seat on the inner support in the spraying cover.
As a further scheme of the invention: still be provided with in the second steel pipe with the connecting trachea of high-pressure trachea intercommunication, be located on the connecting trachea the position of fog cover is provided with the air cock seat, be provided with a plurality of orientations on the air cock seat the air cock that the fog cover set up.
As a further scheme of the invention: the angle adjusting assembly comprises a connecting ring, a connecting rod and an adjusting pneumatic telescopic rod, wherein the connecting ring is sleeved and fixed on the first steel pipe, one side of the connecting ring is hinged to the illuminating lamp through the connecting rod, the other side of the connecting ring is hinged to the illuminating lamp through the adjusting pneumatic telescopic rod, and the angle of the illuminating lamp is adjusted through the adjusting pneumatic telescopic rod.
As a further scheme of the invention: the utility model discloses a lighting lamp, including the first steel pipe, the front surface in the outside of first steel pipe corresponds every light department and has all seted up a through wires hole, the light includes the lamp body, the upper end in the outside of lamp body is rotated and is connected with two lighting fixtures, and the top of lamp body is provided with the connector lug, the connecting hole has been seted up on the top of lighting fixture, the connecting rod connect in the connecting hole.
As a further scheme of the invention: the fixing mechanism comprises a first buckle, a first connecting plate is arranged at the bottom end of the first buckle, a second buckle is arranged at the bottom end of the first connecting plate, a second connecting plate is arranged at the bottom end of the second buckle, a third buckle is arranged at the bottom end of the second connecting plate, and the first buckle and the first connecting plate, the first connecting plate and the second buckle, the second buckle and the second connecting plate, and the second connecting plate and the third buckle are fixedly connected through bolts; the first steel pipe is located on the inner side of the second buckle, and the second steel pipe is located on the inner side of the third buckle.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention can move in a certain area in the tunnel, can ensure the dust removal effect, can move according to the illumination requirement, and is simple and convenient;
(2) when the illuminating lamp needs to be cleaned, the controller controls the illuminating lamp to be adjusted to a proper cleaning angle and controls the pressure reducing valve and the cleaning control valve to be opened, so that the illuminating lamp is automatically cleaned, and the illuminating effect is improved;
(3) the dust fall spraying assembly can be matched with air injection of the air pipe, so that the water-air combination can be improved, and the uniformity of sprayed mist and the dust fall effect can be improved;
(4) the first steel pipe, the second steel pipe, the fixing mechanism, the check valve and other materials used in the invention are common component materials used in subway construction, the processing difficulty of each component is low, the installation is convenient, and the manufacturing cost is low.
Drawings
Fig. 1 is a schematic structural view of a dust-fall type lighting device for subway construction;
fig. 2 is a schematic structural view of an illumination lamp in a dust-fall type illumination device for subway construction;
fig. 3 is an exploded view of a fixing mechanism in a dust fall type lighting device for subway construction.
Fig. 4 is a schematic view of an inclination angle structure of an illuminating lamp of a dust-fall type illuminating device for subway construction during cleaning;
fig. 5 is a schematic structural diagram of a dust-fall spray assembly in a dust-fall lighting device for subway construction;
fig. 6 is a schematic diagram of an internal structure of a mobile driving assembly of a dust-fall type lighting device for subway construction;
fig. 7 is a schematic cross-sectional structural view of a guide rail column in a dust-fall type lighting device for subway construction;
Detailed Description
Referring to fig. 1 to 7, in an embodiment of the present invention, a dust-fall type lighting device for subway construction includes a first steel pipe 1, a guide rail column 14, a mobile driving assembly 16, a lighting lamp 2, a second steel pipe 9, a dust-fall spraying assembly 8, and a fixing mechanism 3,
the guide rail column 14 extends along the extension direction of the subway tunnel and is fixed on a top support of the tunnel, the mobile driving components 16 are arranged at two ends of the first steel pipe 1, and the mobile driving components 16 and the first steel pipe 1 are sleeved and supported in the guide rail column 14;
the movement driving component 16 drives the first steel pipe 1 to be arranged in a driving and sliding way along the extending direction of the guide rail column 14;
the second steel pipe 9 is hung on the outer side of the first steel pipe 1 by adopting at least three fixing mechanisms 3, and the first steel pipe 1 is also supported and hung with a plurality of angle-adjustable illuminating lamps 2 by adopting angle adjusting components;
one end of the second steel pipe 9 is connected with a connecting pipe 7, the other end of the second steel pipe 9 is provided with a blocking plate 10, and the lower end of the outer side of the second steel pipe 9 is uniformly provided with a dust fall spraying assembly 8;
a check valve 6 is arranged at one end of the connecting pipe 7, a high-pressure air pipe 4 inclined towards the direction of the check valve 6 is arranged at the upper side of the outer surface of the connecting pipe 7, and a high-pressure water pipe 5 is arranged at one end of the check valve 6;
a cleaning spray head 13 is further arranged at the position, corresponding to the illuminating lamp 2, of the upper side surface of the second steel pipe 9, a pressure reducing valve 20 and a cleaning control valve are arranged on the cleaning spray head 13, when the illuminating lamp needs to be cleaned, a controller controls the illuminating lamp to be adjusted to a proper cleaning angle, and controls the pressure reducing valve 20 and the cleaning control valve to be opened, so that the illuminating lamp is automatically cleaned; the interior of the illuminating lamp 2 is provided with a waterproof structure.
In this embodiment, when the illumination lamp needs to be cleaned, the controller controls the angle adjustment assembly to adjust the illumination lamp to an inclination angle of at least 60 ° with respect to the vertical direction, so that the water sprayed onto the glass surface of the illumination lamp by the cleaning nozzle 13 flows down rapidly.
As a preferred embodiment, the upper end surface of the guide rail column 14 is provided with a rail groove 15 extending into the radial inner portion of the guide rail column, the bottom wall of the rail groove 15 is provided with engaging teeth, and a driving gear set is provided in the moving driving assembly 16, and the driving gear set is in meshing transmission with the engaging teeth, so that the moving driving assembly 16 pushes the first steel pipe to move along the guide rail column.
The movable driving assembly 16 includes a driving box 161, a driving gear set formed by a plurality of driving gears 163, a sprocket 160, a driving chain 166, a driving motor 162 and a guide wheel 165, wherein the upper portion of the driving box 161 is provided with the plurality of driving gears 163, the sprocket 160 is fixedly arranged on the gear shaft of each driving gear 163, each sprocket is in transmission connection with the driving motor by the driving chain 166, the driving gears 163 are in meshing transmission with the track grooves 15, the lower portion of the driving box 161 is provided with the plurality of guide wheels 165, and the upper end surfaces of the guide wheels 165 are in fit and rolling connection with the outer circumferential surface of the guide rail columns 14. The contact position between the mobile driving assembly 16 and the guide rail column 14 is also slidably provided with a sealing sliding sleeve 164
As a better embodiment, the dust fall spray assembly 8 comprises a spray cover 82, a spray sleeve 80, a guide plate 84, an impact seat 85 and an inner support 83, wherein the upper end of the spray cover 82 is communicated to the inside of the second steel pipe, the spray cover 82 is of a conical structure with a large lower end, the spray sleeve 80 is arranged in the spray cover 82, an inner cavity 81 of the spray sleeve 80 is of a spray structure with a small lower end, the inner support 83 is further arranged in the spray cover 82 below the spray sleeve 80, the impact seat 85 is fixedly arranged on the inner support 83, the impact seat 85 is arranged opposite to a spray outlet of the inner cavity of the spray sleeve 80, and the guide plate 84 which is obliquely arranged is arranged on the inner support in the spray cover 82 around the impact seat 85.
In this embodiment, a connection air pipe 40 communicating with the high pressure air pipe 4 is further disposed in the second steel pipe, an air nozzle base 41 is disposed on the connection air pipe 40 at the position of the spray cover 82, and a plurality of air nozzles facing the spray cover 82 are disposed on the air nozzle base. In order to make the high-pressure water form water mist and reduce dust in the tunnel, the high-pressure air pipe 4 is connected with an external air compressor, and the high-pressure water pipe 5 is connected with an external booster pump.
In addition, in the present invention, the angle adjusting assembly includes a connecting ferrule 19, a connecting rod 12 and an adjusting pneumatic telescopic rod 18, wherein the connecting ferrule 19 is sleeved and fixed on the first steel pipe, one side of the connecting ferrule 19 is hinged to the illuminating lamp by using the connecting rod 12, the other side of the connecting ferrule 19 is hinged to the illuminating lamp by using the adjusting pneumatic telescopic rod 18, and the angle of the illuminating lamp is adjusted by adjusting the pneumatic telescopic rod 18.
The utility model discloses a lighting lamp, including first steel pipe 1, the front surface in the outside corresponds every light department and has all seted up a through wires hole 11, and the cable process of light the through wires hole is worn out, light 2 includes lamp body 21, the upper end in the outside of lamp body 21 is rotated and is connected with two lighting fixtures 22, and the top of lamp body 21 is provided with connector lug 23, connecting hole 24 has been seted up on the top of lighting fixture 22, connecting rod 12 connect in connecting hole 24.
The fixing mechanism 3 comprises a first buckle 31, a first connecting plate 32 is arranged at the bottom end of the first buckle 31, a second buckle 33 is arranged at the bottom end of the first connecting plate 32, a second connecting plate 34 is arranged at the bottom end of the second buckle 33, a third buckle 35 is arranged at the bottom end of the second connecting plate 34, and the first buckle 31 and the first connecting plate 32, the first connecting plate 32 and the second buckle 33, the second buckle 33 and the second connecting plate 34, and the second connecting plate 34 and the third buckle 35 are all fixedly connected through bolts; the first steel pipe 1 is positioned inside the second buckle 33, and the second steel pipe 9 is positioned inside the third buckle 35.
The working principle of the invention is as follows: firstly, a mobile driving component 16 and a first steel pipe are sleeved on a guide rail column 14, so that the mobile driving component 16 and the first steel pipe can move along the guide rail column 14, then a cable is penetrated from the inner side of the first steel pipe 1, one end of the cable is transmitted out from a threading hole, then the cable is connected with a connector 23 of an illuminating lamp 2 and is wrapped by an insulating adhesive tape, then the cable is pulled from one end of the first steel pipe 1 to be contracted into the first steel pipe 1, then the illuminating lamp 2 is connected on a connecting rod 12, then a high pressure air pipe 4 is connected with an external air compressor, a high pressure water pipe 5 is connected with an external booster pump, the installation and the fixation of the device are completed, when dust fall is carried out while the illumination in a tunnel is required, the illuminating lamp is started firstly, then the air compressor is started, the high pressure air generated by the air compressor is blown to a second steel pipe 9 from the high pressure air pipe 4, meanwhile, the booster pump is started to generate high-pressure water, and the high-pressure water enters the second steel pipe 9 from the high-pressure water pipe 5, so that the high-pressure water is blown into water mist and is sprayed out from the spray head 8, the subway constructors can conveniently act, and the dust pollution is reduced. When the illuminating lamp needs to be cleaned, the illuminating lamp is adjusted to the inclination angle larger than 60 degrees, and then the pressure reducing valve 20 and the cleaning control valve are opened for cleaning.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (9)
1. A dust-fall type lighting device for subway construction comprises a first steel pipe (1), a guide rail column (14), a mobile driving assembly (16), a lighting lamp (2), a second steel pipe (9), a dust-fall spraying assembly (8) and a fixing mechanism (3),
the guide rail column (14) extends along the extension direction of the subway tunnel and is fixed on a top support of the tunnel, the mobile driving components (16) are arranged at two ends of the first steel pipe (1), and the mobile driving components (16) and the first steel pipe (1) are sleeved and supported in the guide rail column (14);
the moving driving component (16) drives the first steel pipe (1) to be arranged in a driving and sliding mode along the extending direction of the guide rail column (14);
the second steel pipe (9) is hung on the outer side of the first steel pipe (1) through at least three fixing mechanisms (3), and the first steel pipe (1) is also supported and hung with a plurality of angle-adjustable illuminating lamps (2) through an angle adjusting assembly;
one end of the second steel pipe (9) is connected with a connecting pipe (7), the other end of the second steel pipe (9) is provided with a blocking plate (10), and the lower end of the outer side of the second steel pipe (9) is uniformly provided with a dust-settling spraying assembly (8);
a check valve (6) is arranged at one end of the connecting pipe (7), a high-pressure air pipe (4) inclined towards the direction of the check valve (6) is arranged on the upper side of the outer surface of the connecting pipe (7), and a high-pressure water pipe (5) is arranged at one end of the check valve (6);
a cleaning spray head (13) is further arranged at the position, corresponding to the illuminating lamp (2), of the upper side surface of the second steel pipe (9), a pressure reducing valve (20) and a cleaning control valve are arranged on the cleaning spray head (13), when the illuminating lamp needs to be cleaned, the controller controls the illuminating lamp to be adjusted to a proper cleaning angle, controls the pressure reducing valve (20) and the cleaning control valve to be opened, and achieves automatic cleaning of the illuminating lamp;
the interior of the illuminating lamp (2) is provided with a waterproof structure;
the dust fall spraying assembly (8) comprises a spraying cover (82), a spraying sleeve (80), a guide plate (84), an impact seat (85) and an inner support (83), wherein the upper end of the spray cover (82) is communicated to the inside of the second steel pipe, the spray cover (82) is of a conical structure with a large lower end, a spraying sleeve (80) is arranged in the spraying cover (82), an inner cavity (81) of the spraying sleeve (80) is of a spraying structure with a small lower end, an inner bracket (83) is also arranged in the spray cover (82) and below the spray sleeve (80), an impact seat (85) is fixedly arranged on the inner support (83), the impact seat (85) is arranged right opposite to an injection outlet of an inner cavity of the injection sleeve (80), and a plurality of guide plates (84) which are obliquely arranged are arranged on the inner support in the spray hood (82) and positioned on the periphery of the impact seat (85).
2. A dust-fall type lighting device for subway construction as claimed in claim 1, wherein when said lamp is required to be cleaned, said controller controls said angle adjusting assembly to adjust the lamp to an inclination angle of at least 60 ° with respect to the vertical direction so as to make the water sprayed on the glass surface of said lamp by said cleaning nozzle (13) flow down rapidly.
3. The dust-fall type lighting device for subway construction according to claim 2, wherein the upper end surface of the guide rail column (14) is provided with a rail groove (15) extending into a radial inner portion of the guide rail column, the bottom wall of the rail groove (15) is provided with meshing teeth, a driving gear set is arranged in the movable driving assembly (16), and the driving gear set is in meshing transmission with the meshing teeth, so that the movable driving assembly (16) pushes the first steel pipe to move along the rail column.
4. The dust fall type lighting device for subway construction according to claim 3, the moving driving component (16) comprises a driving box (161), a driving gear set consisting of a plurality of driving gears (163), a chain wheel (160), a driving chain (166), a driving motor (162) and a guide wheel (165), wherein, the upper part in the driving box (161) is provided with a plurality of driving gears (163), the gear shaft of each driving gear (163) is fixedly provided with a chain wheel (160), each chain wheel is in transmission connection with a driving motor by adopting a driving chain (166), drive gear (163) meshing transmission in track groove (15), the lower part in drive case (161) is provided with a plurality of leading wheels (165), the up end laminating and the rolling connection of leading wheel (165) in the outer peripheral face of guide rail post (14).
5. A dust fall type lighting device for subway construction according to claim 4, characterized in that a sealing sliding sleeve (164) is slidably arranged at the contact position between said mobile driving assembly (16) and said guide rail column (14).
6. A dust-fall lighting device for subway construction according to claim 1, wherein said second steel pipe is further provided with a connecting air pipe (40) communicated with said high-pressure air pipe (4), said connecting air pipe (40) is provided with an air nozzle seat (41) at the position of said spray cover (82), said air nozzle seat is provided with a plurality of air nozzles facing said spray cover (82).
7. The dust-fall type lighting device for subway construction according to claim 6, wherein said angle adjusting assembly comprises a connecting ferrule (19), a connecting rod (12) and an adjusting pneumatic telescopic rod (18), wherein said connecting ferrule (19) is sleeved and fixed on said first steel pipe, one side of said connecting ferrule (19) is hinged to said lighting lamp by using said connecting rod (12), the other side of said connecting ferrule (19) is hinged to said lighting lamp by using said adjusting pneumatic telescopic rod (18), and the angle of said lighting lamp is adjusted by adjusting pneumatic telescopic rod (18).
8. The dust-fall type lighting device for subway construction according to claim 7, wherein a threading hole (11) is formed in the front surface of the outer side of the first steel pipe (1) corresponding to each lighting lamp, each lighting lamp (2) comprises a lamp body (21), two lamp holders (22) are rotatably connected to the upper end of the outer side of each lamp body (21), a connector lug (23) is arranged at the top end of each lamp body (21), a connecting hole (24) is formed in the top end of each lamp holder (22), and the connecting rod (12) is connected to the connecting hole (24).
9. The dust fall type lighting device for subway construction according to claim 1, wherein said fixing mechanism (3) comprises a first buckle (31), a first connecting plate (32) is arranged at the bottom end of said first buckle (31), a second buckle (33) is arranged at the bottom end of said first connecting plate (32), a second connecting plate (34) is arranged at the bottom end of said second buckle (33), a third buckle (35) is arranged at the bottom end of said second connecting plate (34), said first buckle (31) and first connecting plate (32), said first connecting plate (32) and second buckle (33), said second buckle (33) and second connecting plate (34), said second connecting plate (34) and third buckle (35) are all fixedly connected by bolts; the first steel pipe (1) is located on the inner side of the second buckle (33), and the second steel pipe (9) is located on the inner side of the third buckle (35).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910114574.4A CN109973138B (en) | 2019-02-14 | 2019-02-14 | Dust-fall type lighting device for subway construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114574.4A CN109973138B (en) | 2019-02-14 | 2019-02-14 | Dust-fall type lighting device for subway construction |
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| CN109973138A CN109973138A (en) | 2019-07-05 |
| CN109973138B true CN109973138B (en) | 2020-06-16 |
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| CN110985104B (en) * | 2019-12-23 | 2022-04-08 | 中国铁建重工集团股份有限公司 | Tunnel is from removing multistage dust device |
| CN111706384B (en) * | 2020-06-24 | 2021-12-03 | 中铁九局集团有限公司 | Dust-fall type lighting device for subway construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100555743B1 (en) * | 2004-02-07 | 2006-03-07 | (주)엔티뱅크 | Track moving lighting system |
| CN102235175A (en) * | 2011-01-21 | 2011-11-09 | 中铁五局（集团）有限公司 | Smoke elimination and dust settlement construction method for long and large tunnel and dust settlement station used in construction method |
| CN203024301U (en) * | 2012-11-16 | 2013-06-26 | 江苏同盛环保技术有限公司 | Self-rotating spray cooling device with lighting function |
| CN206397538U (en) * | 2016-12-29 | 2017-08-11 | 四川公路桥梁建设集团有限公司 | A kind of water mist dust fall device of utilization tunnel high-pressure water pipe |
| CN107333629A (en) * | 2017-09-02 | 2017-11-10 | 佛山神航科技有限公司 | A kind of greenbelt irrigates device for reducing dust |
| CN208154243U (en) * | 2018-05-21 | 2018-11-27 | 郑州东之晨照明设计有限公司 | A kind of underground tunnel headlamp of installation easy to disassemble |
| CN109323167A (en) * | 2018-09-28 | 2019-02-12 | 中铁上海工程局集团第三工程有限公司 | A kind of railway engineering tunnel special lighting device |
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