CN114182974A - Intelligent protection device for rail transit construction safety - Google Patents
Intelligent protection device for rail transit construction safety Download PDFInfo
- Publication number
- CN114182974A CN114182974A CN202111548268.5A CN202111548268A CN114182974A CN 114182974 A CN114182974 A CN 114182974A CN 202111548268 A CN202111548268 A CN 202111548268A CN 114182974 A CN114182974 A CN 114182974A
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- Prior art keywords
- supporting
- rod
- shaft
- cross rods
- supporting cross
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 230000001012 protector Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims abstract 4
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 description 10
- 239000004575 stone Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- 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
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3209—Temporary tunnels specially adapted against falling objects
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Tents Or Canopies (AREA)
Abstract
The utility model provides a track traffic construction safety is with intelligent protector, including supporting the horizontal pole, be equipped with the lead screw between two adjacent support horizontal poles, the one end of lead screw periphery is rotated the installation support ring, the periphery of lead screw is screw-thread fit installation several screw respectively, screw and support ring orientation support horizontal pole one side that corresponds articulate the one end of connecting rod respectively, the other end of connecting rod is articulated with the support horizontal pole that corresponds, the top side of supporting the horizontal pole is connected through shed cloth, the bottom side of two support horizontal poles of downside is fixed mounting several supporting legs respectively, the lower extreme of supporting leg is the fixed mounting gyro wheel respectively. The size of the arch of the protection shed can be adjusted according to the size of the radius of the arch of the tunnel, so that the protection shed can meet tunnel construction with different sizes, the protection shed can move in the tunnel conveniently, the protection shed can be stored and transported conveniently due to the fact that the protection shed is foldable, market requirements can be met, and the tunnel protection shed is suitable for popularization.
Description
Technical Field
The invention belongs to the field of rail transit construction, and particularly relates to an intelligent protection device for rail transit construction safety.
Background
During the track traffic construction in the tunnel, for the harmful effects that prevents the mud stone that the tunnel top dropped and cause constructor and construction equipment, generally need set up protection canopy in the construction section, protect constructor and construction equipment, and when protection canopy volume is great, influence the construction, the arc parallel arrangement at tunnel top is followed at the top that generally makes protection canopy, so protection canopy removes the operation comparatively loaded down with trivial details in the tunnel, it can not collide with the tunnel top to need to adjust protection canopy, the radian at prior protection canopy top is fixed, only can be applicable to in the tunnel of corresponding size, thereby cause protection canopy suitability poor, lead to protection canopy restriction and waste easily, can't satisfy the actual demand, so we have invented a track traffic construction safety and have used intelligent protector.
Disclosure of Invention
The invention provides an intelligent protection device for rail transit construction safety, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
an intelligent protection device for rail transit construction safety comprises supporting cross rods, wherein a plurality of supporting cross rods are uniformly distributed along a semicircular arch shape, a screw rod is arranged between two adjacent supporting cross rods, one end of the periphery of the screw rod is rotatably provided with a supporting ring, a plurality of nuts are respectively arranged on the periphery of the screw rod in a threaded fit manner, one sides of the nuts and the supporting rings, which face to the corresponding supporting cross rods, are respectively hinged with one ends of connecting rods, the other ends of the connecting rods are hinged with the corresponding supporting cross rods, the two adjacent supporting cross rods only can move oppositely and move reversely, when the adjacent supporting cross rods move oppositely, the diameter of the semicircular arch where the plurality of supporting cross rods are located is reduced, and when the adjacent supporting cross rods move reversely, the diameter of the semicircular arch where the plurality of supporting cross rods are located is increased; the top sides of the supporting cross rods are connected through shed cloth, the bottom sides of the two supporting cross rods at the lowest side are fixedly provided with a plurality of supporting legs respectively, and the lower ends of the supporting legs are fixedly provided with rollers respectively.
The intelligent protection device for the rail transit construction safety is characterized in that one end of each lead screw is fixedly connected with one end of each support shaft, each support shaft is rotatably provided with a shaft sleeve in the periphery, each shaft sleeve is connected with a corresponding support ring through a connecting rod, each support shaft is fixedly provided with a worm wheel in the other end, one side of each worm wheel is meshed and matched with a worm, each worm is rotatably arranged on the corresponding shaft sleeve through a first shaft seat, the front end of each support cross rod between every two adjacent lead screws is fixedly connected with one end of each supporting rod, the other end of each supporting rod is rotatably provided with a transmission shaft through a second shaft seat, and one end of each transmission shaft is connected with one end of each corresponding worm through a cross-axle type universal coupling.
According to the intelligent protection device for the rail transit construction safety, the hand wheel is fixedly installed at one end of the rightmost worm.
According to the intelligent protection device for the rail transit construction safety, the other end of the screw rod is rotatably provided with the supporting plate through the bearing, one side, close to the supporting cross rod, of the supporting plate is also hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the corresponding supporting cross rod; and when the included angle between the shaft lever of the cross shaft type universal coupling and the worm is equal to forty-five degrees, the screw nuts are engaged with the corresponding screw rods, and the screw nuts are movably sleeved on the periphery of the annular groove.
According to the intelligent protection device for the rail transit construction safety, the supporting legs are telescopic supporting legs with adjustable heights.
The invention has the advantages that: the invention has simple structure and ingenious conception, can adjust the size of the arch of the protective shed according to the size of the arch radius of the tunnel, so that the protective shed can meet the tunnel construction with different sizes, is convenient for the protective shed to move in the tunnel, is convenient for the protective shed to store and transport due to the folding of the protective shed, can meet the market demand, and is suitable for popularization. When the shed cloth unfolding device is used, the screw rods are screwed firstly, the nuts move along the screw rods, the nuts push the supporting cross rods to move back or pull the supporting cross rods to move downwards through the connecting rods, when the adjacent supporting cross rods move oppositely, the radius of the semi-circular arch where the plurality of supporting cross rods are located is gradually reduced, and the shed cloth is folded.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is an enlarged view of section I of FIG. 1; fig. 4 is a partial enlarged view of ii of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
An intelligent protection device for rail transit construction safety comprises supporting cross rods 1, a plurality of supporting cross rods 1 are uniformly distributed along a semicircular arch, a screw rod 2 is arranged between two adjacent supporting cross rods 1, the screw rod 2 is uniformly distributed along the semicircular arch and is distributed along the semicircular arch, the screw rod 2 and the supporting cross rods 1 are distributed in a crossed mode, one end of the periphery of the screw rod 2 is rotatably provided with a supporting ring 3, the inner periphery of the supporting ring 3 is rotatably connected with one end of the periphery of the screw rod 2 through a bearing, the periphery of the screw rod 2 is respectively provided with a plurality of nuts 4 in a threaded fit mode, the nuts 4 are uniformly distributed on the periphery of the corresponding screw rod 2, one sides of the nuts 4 and the supporting ring 3, which face the corresponding supporting cross rods 1, are respectively hinged with one end of a connecting rod 5, the other end of the connecting rod 5 is hinged with the corresponding supporting cross rods 1, the adjacent two supporting cross rods 1 can only move towards each other and move away from each other, one end of the connecting rod 5 is hinged with the corresponding nut 4 or the corresponding supporting ring 3 through a hinge shaft, one end of each connecting rod 5 can only rotate along a hinge shaft relative to the corresponding nut 4 or the corresponding support ring 3, the other end of each connecting rod 5 is hinged with the corresponding support cross rod 1 through the hinge shaft, the other end of each connecting rod 5 can only rotate along the hinge shaft relative to the corresponding support cross rod 1, when the adjacent support cross rods 1 move in opposite directions, the diameters of the semicircular arches where the plurality of support cross rods 1 are located are reduced, and when the adjacent support cross rods 1 move in opposite directions, the diameters of the semicircular arches where the plurality of support cross rods 1 are located are increased; the top side of supporting horizontal pole 1 is connected through canopy cloth 6, the lead screw 2, screw 4 and connecting rod 5 are located the below of canopy cloth 6, the top side of supporting horizontal pole 1 and the bottom side fixed connection of canopy cloth 6, when two adjacent distances between the supporting horizontal pole 1 are the biggest, canopy cloth 6 between two adjacent supporting horizontal poles 1 expandes completely and is stretched, the mud stone landing on 6 top sides of canopy cloth of being convenient for, two bottom sides that support horizontal pole 1 of downside are fixed mounting several supporting legs 7 respectively, the lower extreme of supporting leg 7 is fixed mounting gyro wheel 8 respectively. The invention has simple structure and ingenious conception, can adjust the size of the arch of the protective shed according to the size of the arch radius of the tunnel, so that the protective shed can meet the tunnel construction with different sizes, is convenient for the protective shed to move in the tunnel, is convenient for the protective shed to store and transport due to the folding of the protective shed, can meet the market demand, and is suitable for popularization. When the shed cloth folding device is used, the screw rods 2 are screwed firstly, the nuts 4 move along the screw rods 2, the nuts 4 push the supporting cross rods 1 to move back to back or pull the supporting cross rods 1 to move downwards through the connecting rods 5, when the adjacent supporting cross rods 1 move oppositely, the radius of the semi-circular arch where the plurality of supporting cross rods 1 are located is gradually reduced, and the shed cloth 6 is folded, so that the occupied space of the shed cloth folding device is reduced, the shed cloth folding device is convenient to store and transport, when the shed cloth 6 is folded to be in a minimum state, the shed cloth folding device is convenient to move in a tunnel, the rollers 8 can roll along the ground during moving, when the shed cloth 6 is moved to a proper position and unfolded, the screw rods 2 are screwed reversely, so that the adjacent supporting cross rods 1 move back to back, the radius of the semi-circular arch where the plurality of supporting cross rods 1 are located is gradually increased, and the shed cloth 6 is gradually unfolded.
Specifically, as shown in the drawing, in the present embodiment, one end of the screw rod 2 is fixedly connected to one end of the support shaft 20, a sleeve 21 is rotatably installed on an outer periphery of the support shaft 20, an inner periphery of the sleeve 21 is rotatably connected to an outer periphery of the support shaft 20 through a bearing, the sleeve 21 is connected to the corresponding support ring 3 through a connecting rod 22, a worm wheel 23 is fixedly installed on the other end of the support shaft 20, one side of the worm wheel 23 is engaged and matched with a worm 24, the worm 24 is rotatably installed on the corresponding sleeve 21 through a first shaft seat 25, one end of a support rod 26 is fixedly connected to a front end of the support cross rod 1 between two adjacent screw rods 2, a transmission shaft 28 is rotatably installed on the other end of the support rod 26 through a second shaft seat 27, and one end of the transmission shaft 28 is connected to one end of the corresponding worm 24 through a universal joint 29. The worm 24 at one end is screwed, the worm 24 can drive the transmission shaft 28 to rotate through the cross-axle type universal coupling 29, the transmission shaft 28 drives the corresponding worm 24 to rotate through the cross-axle type universal coupling 29, so that the worm 24 at one end is screwed, all the worms 24 can be rotated, and the worm 24 drives the worm wheel 23, the support shaft 20 and the lead screw 2 to rotate when rotating, so that all the lead screws 2 can be rotated simultaneously, and the shed cloth 6 can be unfolded and folded conveniently.
Specifically, as shown in the figure, a handwheel 30 is fixedly mounted at one end of the worm 24 at the rightmost side of the present embodiment. Screwing the rightmost worm 24 by the hand wheel 30 is more labor-saving.
Further, as shown in the figure, the other end of the screw rod 2 of the present embodiment is rotatably installed with a support plate 40 through a bearing, one side of the support plate 40 close to the support cross rod 1 is also hinged with one end of a connecting rod 5, and the other end of the connecting rod 5 is hinged with the corresponding support cross rod 1; annular grooves 41 are formed in the periphery of the screw rod 2 corresponding to the nuts 4 respectively, the included angle between the shaft rod of the cross shaft type universal coupling 29 and the transmission shaft 28 is equal to the included angle between the shaft rod of the cross shaft type universal coupling 29 and the worm 24, when the included angle between the shaft rod of the cross shaft type universal coupling 29 and the worm 24 is equal to forty-five degrees, the nuts 4 are engaged with the corresponding screw rod 2, and the nuts 4 are movably sleeved on the periphery of the annular grooves 41. Screwing the worm 24 at one end to enable the support cross rods 1 to move oppositely, gradually increasing the included angle between the shaft lever of the cross shaft type universal coupling 29 and the worm 24, finishing the meshing and matching of the screw nut 4 and the corresponding screw rod 2 when the included angle between the shaft lever of the cross shaft type universal coupling 29 and the worm 24 is equal to forty-five degrees, movably sleeving the screw nut 4 on the periphery of the annular groove 41, pushing the support legs 7 on the left side and the right side oppositely at the moment to enable the support cross rods 1 to continuously move oppositely, enabling the screw nut 4 to slide along the annular groove 41 at the moment to enable the support cross rods 1 to quickly move oppositely and fold, and enabling the folded support cross rods 1 to move conveniently in the tunnel and to be convenient to store and transport; when the support legs 7 on the left side and the right side are pulled in a backward mode, the support cross rods 1 are rapidly moved in a backward mode and opened until the nuts 4 are located at the front ends of the annular grooves 41 respectively, at the moment, the included angle between the shaft rod of the cross shaft type universal coupling 29 and the worm 24 is equal to forty-five degrees, when the worm 24 at one end is screwed in a backward mode again, the screw rods 2 rotate in the reverse direction, the nuts 4 and the screw rods 2 are meshed and matched again, the support cross rods 1 can be distributed along the semicircular arch shape again, and the radius of the semicircular arch where the support cross rods 1 are located is increased continuously along with the reverse rotation of the screw rods 2.
Further, as shown in the drawings, the support leg 7 of the present embodiment is a telescopic support leg capable of adjusting the height. Through adjusting telescopic support leg's height, satisfy the demand of not equidimension tunnel construction, further increase the suitability.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a track traffic is intelligent protector for construction safety which characterized in that: comprises supporting cross rods (1), a plurality of supporting cross rods (1) are uniformly distributed along a semicircular arch, a screw rod (2) is arranged between two adjacent supporting cross rods (1), one end of the periphery of the screw rod (2) is rotatably provided with a supporting ring (3), the periphery of the screw rod (2) is respectively provided with a plurality of nuts (4) in a threaded fit manner, one side of each nut (4) and one side of each supporting cross rod (3) facing to the corresponding supporting cross rod (1) are respectively hinged with one end of a connecting rod (5), the other end of each connecting rod (5) is hinged with the corresponding supporting cross rod (1), the two adjacent supporting cross rods (1) can only move towards each other and move away from each other, when the adjacent supporting cross rods (1) move towards each other, the diameter of the semi-circular arch where the plurality of supporting cross rods (1) are located is reduced, and when the adjacent supporting cross rods (1) move back to back, the diameter of the semi-circular arch where the plurality of supporting cross rods (1) are located is increased; the top sides of the supporting cross rods (1) are connected through shed cloth (6), the bottom sides of the two supporting cross rods (1) at the lowest side are fixedly provided with a plurality of supporting legs (7) respectively, and the lower ends of the supporting legs (7) are fixedly provided with rollers (8) respectively.
2. The intelligent protection device for rail transit construction safety of claim 1, wherein: the one end fixed connection one end of back shaft (20) of lead screw (2), the periphery of back shaft (20) rotates installation axle sleeve (21), axle sleeve (21) are connected through connecting rod (22) with corresponding support ring (3), the other end fixed mounting worm wheel (23) of back shaft (20), one side meshing cooperation of worm wheel (23) is equipped with worm (24), worm (24) are rotated through first axle bed (25) and are installed on corresponding axle sleeve (21), the front end fixed connection one end of branch (26) of support horizontal pole (1) between two adjacent lead screws (2), the other end of branch (26) passes through second axle bed (27) and rotates installation transmission shaft (28), the one end of transmission shaft (28) is connected through shaft coupling (29) of cross.
3. The intelligent protection device for rail transit construction safety of claim 2, wherein: and a hand wheel (30) is fixedly arranged at one end of the rightmost worm (24).
4. The intelligent protection device for rail transit construction safety of claim 2, wherein: the other end of the screw rod (2) is rotatably provided with a support plate (40) through a bearing, one side of the support plate (40) close to the support cross rod (1) is also hinged with one end of a connecting rod (5), and the other end of the connecting rod (5) is hinged with the corresponding support cross rod (1); annular grooves (41) are formed in the periphery of the screw rod (2) corresponding to the nuts (4), an included angle between a shaft rod of the cross shaft type universal coupling (29) and the transmission shaft (28) is equal to an included angle between the shaft rod of the cross shaft type universal coupling (29) and the worm (24), when the included angle between the shaft rod of the cross shaft type universal coupling (29) and the worm (24) is equal to forty-five degrees, the nuts (4) are meshed with the corresponding screw rod (2), and the nuts (4) are movably sleeved on the periphery of the annular grooves (41).
5. The intelligent protection device for rail transit construction safety of claim 1, wherein: the supporting legs (7) are telescopic supporting legs with adjustable height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548268.5A CN114182974B (en) | 2021-12-17 | 2021-12-17 | Intelligent protection device for track traffic construction safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548268.5A CN114182974B (en) | 2021-12-17 | 2021-12-17 | Intelligent protection device for track traffic construction safety |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114182974A true CN114182974A (en) | 2022-03-15 |
| CN114182974B CN114182974B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111548268.5A Active CN114182974B (en) | 2021-12-17 | 2021-12-17 | Intelligent protection device for track traffic construction safety |
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| CN (1) | CN114182974B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2398084C1 (en) * | 2009-06-05 | 2010-08-27 | Александр Викторович Артемов | Collapsible hinged metal frame for mobile structures and shelters |
| CN104712174A (en) * | 2015-01-14 | 2015-06-17 | 佛山市禾才科技服务有限公司 | Telescopic and foldable three-dimensional structure |
| CN209293475U (en) * | 2018-11-05 | 2019-08-23 | 中国江西国际经济技术合作有限公司 | A kind of housing construction adjustable supporting device |
| CN211899870U (en) * | 2020-03-23 | 2020-11-10 | 广西路桥工程集团有限公司 | Windproof heat-preservation shed for welding |
| CN212201289U (en) * | 2020-05-07 | 2020-12-22 | 岳华 | Cornice board pours triangular supports frame of usefulness |
| CN112664046A (en) * | 2020-12-11 | 2021-04-16 | 青岛鑫东亮电力工程有限公司 | Rail guard for electric power construction with regulatory function |
-
2021
- 2021-12-17 CN CN202111548268.5A patent/CN114182974B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2398084C1 (en) * | 2009-06-05 | 2010-08-27 | Александр Викторович Артемов | Collapsible hinged metal frame for mobile structures and shelters |
| CN104712174A (en) * | 2015-01-14 | 2015-06-17 | 佛山市禾才科技服务有限公司 | Telescopic and foldable three-dimensional structure |
| CN209293475U (en) * | 2018-11-05 | 2019-08-23 | 中国江西国际经济技术合作有限公司 | A kind of housing construction adjustable supporting device |
| CN211899870U (en) * | 2020-03-23 | 2020-11-10 | 广西路桥工程集团有限公司 | Windproof heat-preservation shed for welding |
| CN212201289U (en) * | 2020-05-07 | 2020-12-22 | 岳华 | Cornice board pours triangular supports frame of usefulness |
| CN112664046A (en) * | 2020-12-11 | 2021-04-16 | 青岛鑫东亮电力工程有限公司 | Rail guard for electric power construction with regulatory function |
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| Publication number | Publication date |
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| CN114182974B (en) | 2023-07-04 |
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