CN117086991A - A spray maintenance device for prefabricated box beams of highway bridges - Google Patents
A spray maintenance device for prefabricated box beams of highway bridges Download PDFInfo
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- CN117086991A CN117086991A CN202311022594.1A CN202311022594A CN117086991A CN 117086991 A CN117086991 A CN 117086991A CN 202311022594 A CN202311022594 A CN 202311022594A CN 117086991 A CN117086991 A CN 117086991A
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- water pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
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- Chemical & Material Sciences (AREA)
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- Bridges Or Land Bridges (AREA)
Abstract
The application discloses a spraying and curing device for a precast box girder of a highway bridge, which belongs to the technical field of spraying of precast box girders, and comprises the precast box girders, a water pipe and a base, and further comprises the following components: a plurality of spray heads; the pressing mechanism is used for pressing and fixing the water pipe; two butt joints; the connecting seat is provided with a fixing mechanism for fixing the connecting rod; this scheme is pressed the outer wall of mechanism to the water pipe through holding to hold it and is fixed, and then can carry out a stable support and fixed to the water pipe, can spray maintenance to prefabricated case roof beam inside hollow department and outer wall through the shower nozzle and handle, can avoid at present unable the condition that sprays prefabricated case roof beam inside, can make prefabricated holistic cement particle of case fully hydrate and turn into stable crystallization for prefabricated case roof beam whole hardness is further more comprehensive thoroughly increases, and then can greatly promote prefabricated case roof beam and bridge construction's quality.
Description
Technical Field
The application relates to the technical field of precast box girder spraying, in particular to a spraying maintenance device for a highway bridge precast box girder.
Background
The box girder is one of the girders in bridge engineering, the inside of the box girder is hollow, flanges are arranged on two sides of the upper part, and the box girder is similar to a box, thus obtaining the name. The box girder is divided into a prefabricated box girder and a cast-in-situ box girder, wherein the prefabricated box girder is a box girder prefabricated in an independent site, and the box girder can be erected after the engineering of the lower part of the bridge is completed by combining a bridge girder erection machine, so that the engineering progress of the highway bridge can be accelerated, and the construction period is further saved.
After manufacturing and processing are finished, the prefabricated box girder needs to be subjected to continuous water spraying maintenance for a long time through a spraying system, so that the purpose is to enable the prefabricated box Liang Zhongshui mud particles to be fully hydrated and converted into stable crystals, so that the binding force is improved, the prefabricated box Liang Yingdu is completely hardened, and the prefabricated box is made to be heightened.
But at present when continuously spraying prefabricated case roof beam, current spraying system can only spray it in the both sides of prefabricated case roof beam, sprays prefabricated case roof beam not comprehensive thoroughly to can't spray the processing to the inside hollow part of prefabricated case roof beam, make prefabricated case roof beam hollow part hardness lower, greatly influence prefabricated case roof beam and bridge construction's quality.
Therefore, it is necessary to provide a spraying maintenance device for precast box girders of highway bridges to solve the above technical problems.
Disclosure of Invention
The application aims to provide a spraying maintenance device for a precast box girder of a highway bridge, which aims to solve the technical problems.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a prefabricated case roof beam of highway bridge sprays curing means, includes prefabricated case roof beam, water pipe and base, still includes:
the spray heads are arranged on the water pipe and communicated with the water pipe;
the support plate is arranged on the base and is provided with a support frame;
the pressing mechanism is arranged on the support frame and used for pressing and fixing the water pipe;
the two butt joint seats are respectively arranged at two sides of the support plate;
the connecting rod is arranged between two adjacent support plates, and the butt joint seat is provided with a fixing mechanism for fixing the connecting rod.
As a further scheme of the application: the clamping mechanism comprises:
the adjusting screw is in threaded connection with the supporting frame;
the pressing plate is rotationally arranged at the bottom of the adjusting screw and used for compressing and clamping the water pipe
The pressing groove is arranged on the pressing plate and used for clamping the outer wall of the water pipe.
As a further scheme of the application: the upper end of the pressing plate is rotatably provided with a switching rod, a buffer groove which is in sliding connection with the switching rod is formed in the adjusting screw, and a first elastic piece is arranged between the buffer groove and the switching rod.
As a further scheme of the application: the support frame is provided with a support, the support is positioned below the pressing plate, and the support is provided with a placing groove for placing the water pipe.
As a further scheme of the application: the socket with connecting rod looks adaptation has been seted up on the butt joint seat, the fixed orifices has all been seted up at the both ends of connecting rod, fixed establishment includes:
the movable rod is movably penetrated through the outer wall of the butt joint seat, one end of the movable rod is provided with a pull block, and the other end of the movable rod extends into the slot and is provided with a fixed block;
and one end of the second elastic piece is connected with the pull block, and the other end of the second elastic piece is connected with the outer wall of the butt joint seat.
As a further scheme of the application: the support plate is provided with a first rotating rod and a second rotating rod through bearing rotation, two ends of the first rotating rod are respectively connected with the butt joint seats at two sides, the end part of the second rotating rod is connected with the supporting frame, the support plate is provided with a transmission part, and when the first rotating rod rotates, the second rotating rod is driven by the transmission part to swing back and forth with the supporting frame.
As a further scheme of the application: the transmission member includes:
the transmission rod is rotatably arranged on the support plate through a bearing, and a first straight gear is arranged on the transmission rod;
the first incomplete gear and the second incomplete gear are arranged on the first rotating rod, and the first incomplete gear is intermittently meshed with the first straight gear;
the second straight gear and the third straight gear are arranged on the second rotating rod, the second straight gear is meshed with the first straight gear, and the third straight gear is intermittently meshed with the second incomplete gear.
As a further scheme of the application: the support plate is provided with a protective box, and the transmission part is positioned in the protective box.
As a further scheme of the application: the inner wall of the support frame is provided with a sliding groove, the inner wall of the sliding groove is provided with a sliding rod in a sliding mode, and the end portion of the sliding rod is connected with the pressing plate.
Compared with the prior art, the application has the advantages that:
1. this scheme is pressed the outer wall of mechanism to the water pipe and is held fixedly to it through pressing, and then can carry out a stable support and fixed to the water pipe, can improve the stability of water pipe and shower nozzle when follow-up use, has avoided other support pieces such as fixed reinforcement to install on the inner wall of prefabricated case roof beam and has supported the water pipe, has saved a large amount of manpower and materials and time, has improved engineering efficiency for the progress. And can be recycled, so that a large amount of cost is saved, and the practicability is high. Can spray maintenance to prefabricated case roof beam inside hollow department and outer wall through the shower nozzle and handle, can avoid at present unable the condition that sprays prefabricated case roof beam inside, can make prefabricated holistic cement particle of case fully hydrate and turn into stable crystallization, the adhesion stress can more comprehensive reinforcing, and the degree of hardening is good for prefabricated case roof beam whole hardness is further more comprehensive thorough increase, and then can greatly promote prefabricated case roof beam and bridge construction's quality.
2. This scheme is placed each extension board after, can install the connecting rod respectively on adjacent butt joint seat, is connected connecting rod and adjacent extension board through fixed establishment, can improve the stability of extension board, and then can improve the support of support frame to the water pipe and fix the effect.
3. This scheme can be with connecting rod and driving motor's the output shaft in the outside when using, and each connecting rod, butt joint seat and two first transfer lines between the connecting rod can rotate simultaneously, can realize the reciprocal certain angle of swing of water pipe through driving medium simultaneously, and more comprehensive sprays on the inner wall of prefabricated case roof beam, and the condition that the inner wall of the prefabricated case roof beam sprayed can not be taken place, further improved the whole hardness of prefabricated case roof beam for the quality of prefabricated case roof beam and bridge construction obtains better promotion. Meanwhile, the spray head on the water pipe can provide a reaction force when spraying outwards, so that the support of the support plate and the base is more stable, and the spray stability of the water pipe and the spray head can be further improved.
Drawings
FIG. 1 is a schematic view of the present application in use;
FIG. 2 is a schematic diagram of the connection structure of a portion of the water pipe, the support plate and the support frame of the present application;
FIG. 3 is a schematic perspective view of a support frame according to the present application;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;
FIG. 5 is a schematic perspective view of the transmission components in the protection box of the present application;
FIG. 6 is a schematic diagram of the front view of the transmission components in the protective box of the application;
FIG. 7 is a schematic view of the structure of the docking station and the connecting rod of the present application;
FIG. 8 is a schematic view of the cross-sectional top view of the docking station of the present application;
FIG. 9 is a schematic cross-sectional view of a support bracket and adjusting screw of the present application;
fig. 10 is an enlarged schematic view of the structure at B in fig. 9.
The reference numerals in the figures illustrate:
1. prefabricating box girders; 2. a water pipe; 3. a base; 4. a support plate; 5. a support frame; 6. a pressing and holding mechanism; 61. adjusting a screw; 62. a pressing plate; 63. a pressing groove; 7. a butt joint seat; 8. a connecting rod; 9. a fixing mechanism; 91. a movable rod; 92. pulling blocks; 93. a fixed block; 94. a second elastic member; 10. a spray head; 11. a transfer rod; 12. a buffer tank; 13. a first elastic member; 14. a support; 15. a placement groove; 16. a slot; 17. a fixing hole; 18. a first rotating lever; 19. a second rotating rod; 20. a transmission member; 201. a transmission rod; 202. a first straight gear; 203. a first incomplete gear; 204. a second incomplete gear; 205. a second spur gear; 206. a third spur gear; 21. a protective box; 22. a chute; 23. and a slide bar.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-3, fig. 5 and fig. 7, a spraying maintenance device for a prefabricated box girder of a highway bridge comprises a prefabricated box girder 1, a water pipe 2 and a base 3, and further comprises: a plurality of spray heads 10 arranged on the water pipe 2 and communicated with the same; the support plate 4 is arranged on the base 3, and a support frame 5 is arranged on the support plate 4; the pressing mechanism 6 is arranged on the support frame 5 and used for pressing and fixing the water pipe 2; two butt joint seats 7 are respectively arranged at two sides of the support plate 4; the connecting rod 8 is arranged between two adjacent support plates 4, and the butt joint seat 7 is provided with a fixing mechanism 9 for fixing the connecting rod 8.
When the device is used, a plurality of devices, namely a plurality of support plates 4 and parts on the support plates are placed at the hollow inside of the prefabricated box girder 1 and at two sides of the prefabricated box girder 1, then the installed water pipe 2 and the spray head 10 are installed together with the support frame 5 on the support plates 4, the outer wall of the water pipe 2 is pressed and fixed through the pressing and holding mechanism 6, the water pipe 2 can be stably supported and fixed, the stability of the water pipe 2 and the spray head 10 in subsequent use can be improved, the need of fixing other support pieces such as reinforcing steel bars on the inner wall of the prefabricated box girder 1 to install and support the water pipe 2 is avoided, a large amount of manpower, material resources and time are saved, engineering efficiency is improved, and progress is accelerated. And can be recycled, so that a large amount of cost is saved, and the practicability is high. After that, by pumping the external water source into the water pipe 2, water can be sprayed out through each spray head 10 on the water pipe 2, thereby the spray head 10 can spray maintenance treatment on the hollow part and the outer wall inside the prefabricated box girder 1, the condition that the inside of the prefabricated box girder 1 cannot be sprayed at present can be avoided, the cement particles of the whole prefabricated box can be fully hydrated and converted into stable crystals, the binding power can be more comprehensively enhanced, the hardening degree is good, the whole hardness of the prefabricated box girder is further more comprehensively and thoroughly increased, and the construction quality of the prefabricated box girder and a bridge can be greatly improved.
After placing each support plate 4, can install connecting rod 8 respectively on adjacent butt joint seat 7, link up connecting rod 8 and adjacent support plate 4 through fixed establishment 9, can improve the stability of support plate 4, and then can improve the support and the fixed effect of support frame 5 to water pipe 2.
In this embodiment, referring to fig. 3, preferably, the clamping mechanism 6 includes: an adjusting screw 61 screwed on the support 5; the pressing plate 62 is rotatably arranged at the bottom of the adjusting screw 61 and used for pressing the pressing groove 63 for clamping the water pipe 2, and is arranged on the pressing plate 62 and used for clamping the outer wall of the water pipe 2. The support frame 5 is provided with a support 14, the support 14 is positioned below the pressing plate 62, and the support 14 is provided with a placing groove 15 for placing the water pipe 2. Firstly, place water pipe 2 on the support 14 in support frame 5, water pipe 2 can be limited by standing groove 15 on support 14 this moment, can carry out preliminary removal restriction to it, can take place to remove the condition that rolls down when placing water pipe 2 greatly, rotate adjusting screw 61 and make its rotatory downwardly moving, adjusting screw 61 can drive the clamp plate 62 that rotates to be connected with it and move down, clamp plate 62 can be close to water pipe 2 gradually, last clamp plate 62 is last to hold groove 63 can contact the outer wall of water pipe 2 and hold it fixedly, and then can carry out a stable support and fix to water pipe 2, can improve the stability of water pipe 2 and shower nozzle 10 when later in use.
In this embodiment, preferably, referring to fig. 3-4 and fig. 9, a sliding groove 22 is formed on the inner wall of the supporting frame 5, a sliding rod 23 is slidably disposed on the inner wall of the sliding groove 22, and an end portion of the sliding rod 23 is connected to a pressing plate 62. When the pressing plate 62 moves, the sliding rod 23 is driven to slide along the sliding groove 22, so that the moving stability of the pressing plate 62 can be improved, meanwhile, the rotation of the pressing plate 62 can be limited, and the pressing and fixing effects on the water pipe 2 can be improved.
In this embodiment, preferably, referring to fig. 9-10, a rotating rod 11 is rotatably disposed at an upper end of a pressing plate 62, a buffer slot 12 slidably connected to the rotating rod 11 is disposed inside an adjusting screw 61, and a first elastic member 13 is disposed between the buffer slot 12 and the rotating rod 11, where the first elastic member 13 is a spring. When the water pipe 2 is pressed and fixed through the pressing plate 62, the pressing plate 62 can gradually receive the force of the water pipe 2, so that the transfer rod 11 gradually moves towards the inside of the buffer groove 12 and can compress the first elastic piece 13, the force received by the water pipe 2 has the buffering effect, the situation that the water pipe 2 deforms or even breaks due to overlarge stress can be greatly avoided, and the protection effect on the water pipe 2 is improved.
In this embodiment, preferably, referring to fig. 7-8, a slot 16 adapted to the connecting rod 8 is formed on the docking station 7, fixing holes 17 are formed at two ends of the connecting rod 8, and the fixing mechanism 9 includes: the movable rod 91 movably penetrates through the outer wall of the butt joint seat 7, one end of the movable rod is provided with a pull block 92, and the other end of the movable rod extends into the slot 16 and is provided with a fixed block 93; and one end of the second elastic piece 94 is connected with the pull block 92, and the other end of the second elastic piece 94 is connected with the outer wall of the docking station 7, and the second elastic piece 94 adopts a spring. Through inserting the both ends of connecting rod 8 respectively in the slot 16 of adjacent butt joint seat 7, connecting rod 8 can extrude fixed block 93 gradually and make it enter into in the lateral wall of butt joint seat 7 to can tensile second elastic component 94, after connecting rod 8 tip enters into the slot 16 assigned position, fixed orifices 17 can be located the position of fixed block 93 this moment, fixed block 93 at this moment does not receive the extrusion, can drive movable rod 91 and fixed block 93 through the resilience of second elastic component 94 and remove for fixed block 93 enters into in the fixed orifices 17 completely, thereby can restrict fixedly to connecting rod 8, thereby can link up adjacent extension board 4 through connecting rod 8, can improve the stability of extension board 4. When the connecting rod 8 is detached, the movable rod 91 and the fixed block 93 can be driven to move outwards only by pulling the pull block 92, so that the connecting rod 8 can slide out of the slot 16 after the fixed block 93 is separated from the fixed hole 17, and the connecting rod is easy and convenient to detach and good in using effect.
In this embodiment, preferably, referring to fig. 5-6, a first rotating rod 18 and a second rotating rod 19 are rotatably disposed on the support plate 4 through bearings, two ends of the first rotating rod 18 are respectively connected with the docking seats 7 on two sides of the support plate 4, an end of the second rotating rod 19 is connected with the support frame 5, a transmission part 20 is disposed on the support plate 4, and when the first rotating rod 18 rotates, the transmission part 20 drives the second rotating rod 19 and the support frame 5 to swing reciprocally. Meanwhile, when the novel prefabricated box girder is used, the connecting rod 8 at the outermost side can be connected with the output shaft of the driving motor, the connecting rod 8 at the outermost side can be driven to move and rotate when the driving motor rotates, and as the butt joint seats 7 on the adjacent support plates 4 are all connected together through the connecting rods 8, the butt joint seats 7 and the first rotating rods 18 between the two connecting rods 8 can rotate simultaneously, the water pipe 2 can swing reciprocally by a certain angle through the transmission part 20 when the first rotating rods 18 rotate, and then the spray heads 10 on the water pipe 2 can be enabled to spray onto the inner wall of the prefabricated box girder 1 more comprehensively, the inner bottom wall of the prefabricated box girder 1 can be completely covered due to the fact that sprayed water flows down or falls down, the situation that the inner wall of the prefabricated box girder 1 cannot be sprayed is greatly avoided, the overall hardness of the prefabricated box girder is further improved, and the construction quality of the prefabricated box girder and a bridge is better improved.
Be provided with protective housing 21 on the extension board 4, transmission part 20 is located protective housing 21, can protect each part in transmission part 20 through protective housing 21, improves its life and result of use.
In this embodiment, referring to fig. 5-6, the transmission member 20 preferably includes: the transmission rod 201 is rotatably arranged on the support plate 4 through a bearing, and a first straight gear 202 is arranged on the transmission rod 201; a first incomplete gear 203 and a second incomplete gear 204, which are disposed on the first rotating shaft 18, the first incomplete gear 203 intermittently meshing with the first straight gear 202; a second spur gear 205 and a third spur gear 206 are provided on the second rotating lever 19, the second spur gear 205 is meshed with the first spur gear 202, and the third spur gear 206 is intermittently meshed with the second incomplete gear 204.
The first incomplete gear 203 and the second incomplete gear 204 are driven to rotate when the first rotating rod 18 rotates, the first incomplete gear 203 and the second incomplete gear 204 are meshed with the transmission rod 201 and the third straight gear 206 in a staggered manner, i.e. for example, when the first rotating rod 18 rotates clockwise, the first incomplete gear 203 and the second incomplete gear 204 rotate clockwise, when the first incomplete gear 203 rotates to mesh with the transmission rod 201, the second incomplete gear 204 is not meshed with the third straight gear 206, the first incomplete gear 203 drives the transmission rod 201 to rotate anticlockwise, the transmission rod 201 drives the second straight gear 205 and the second rotating rod 19 to rotate clockwise, and the second rotating rod 19 drives the support frame 5 and the water pipe 2 to rotate clockwise by a certain angle; after rotating by a certain angle, the first incomplete gear 203 is not meshed with the transmission rod 201, at this time, the second incomplete gear 204 is meshed with the third straight gear 206, the second incomplete gear 204 can enable the third straight gear 206 and the second rotating rod 19 to rotate anticlockwise, and then the second rotating rod 19 at this time can drive the supporting frame 5 and the water pipe 2 to rotate anticlockwise by a certain angle, so that the reciprocating swing of the water pipe 2 by a certain angle is repeatedly performed.
Meanwhile, the spray head on the water pipe can provide a reaction force when spraying outwards, so that the support of the support plate 4 and the base 3 is more stable, and the spray stability of the water pipe and the spray head can be further improved.
Working principle: when the device is used, a plurality of devices, namely a plurality of support plates 4 and parts on the support plates, can be firstly placed at the hollow inside of the prefabricated box girder 1 and at the two sides of the prefabricated box girder 1, then the mounted water pipe 2 and the spray head 10 are mounted together with the support frame 5 on the support plates 4, specifically, the water pipe 2 is firstly placed on the support seat 14 in the support frame 5, and at the moment, the water pipe 2 can be limited by the placing groove 15 on the support seat 14, so that preliminary movement limitation can be carried out on the water pipe. Then the adjusting screw 61 is rotated to enable the adjusting screw 61 to rotate and move downwards, the adjusting screw 61 drives the pressing plate 62 which is rotationally connected with the adjusting screw to move downwards, the pressing plate 62 is gradually close to the water pipe 2, and finally the pressing groove 63 on the pressing plate 62 can contact the outer wall of the water pipe 2 to press and fix the water pipe 2, so that the water pipe 2 can be stably supported and fixed, and the need of fixing other supporting pieces such as reinforcing steel bars on the inner wall of the prefabricated box girder 1 to install and support the water pipe 2 is avoided. After that, the outside water source is pumped into the water pipe 2, and water can be sprayed out through each spray head 10 on the water pipe 2, so that the hollow part and the outer wall inside the prefabricated box girder 1 can be sprayed and maintained through the spray heads 10, and the condition that the inside of the prefabricated box girder 1 cannot be sprayed at present can be avoided.
After placing each extension board 4, can install connecting rod 8 respectively on adjacent butt joint seat 7, specifically be through inserting the both ends of connecting rod 8 respectively in the slot 16 of adjacent butt joint seat 7, connecting rod 8 can extrude fixed block 93 gradually and make it enter into the lateral wall of butt joint seat 7 in, and can tensile second elastic component 94, after connecting rod 8 tip enters into the slot 16 assigned position, fixed orifices 17 can be located fixed block 93's position this moment, fixed block 93 at this moment is not extruded, the resilience through second elastic component 94 can drive movable rod 91 and fixed block 93 and remove, make fixed block 93 enter into fixed orifices 17 completely, thereby can restrict fixedly connecting rod 8, thereby can link up adjacent extension board 4 through connecting rod 8, can improve the stability of extension board 4.
Meanwhile, when the connecting rod 8 at the outermost side is connected with the output shaft of the driving motor, the outermost connecting rod 8 is driven to move and rotate when the driving motor rotates, the butt joint seats 7 on the adjacent support plates 4 are connected together through the connecting rods 8, so that each connecting rod 8, the butt joint seat 7 and the first rotating rod 18 between the two connecting rods 8 can rotate simultaneously, the first rotating rod 18 drives the first incomplete gear 203 and the second incomplete gear 204 to rotate when rotating, the first incomplete gear 203 and the second incomplete gear 204 can be meshed with the transmission rod 201 and the third straight gear 206 in a staggered mode respectively, namely, for example, when the first rotating rod 18 rotates clockwise, the first incomplete gear 203 and the second incomplete gear 204 rotate clockwise, when the first incomplete gear 203 rotates to be meshed with the transmission rod 201, the second incomplete gear 204 is not meshed with the third straight gear 206, the first incomplete gear 203 drives the transmission rod 201 to rotate anticlockwise, and the transmission rod 201 drives the second gears 205 and the second straight gear 19 to rotate clockwise, and the second supporting rod 19 rotates clockwise, and the water pipe 2 rotates clockwise at a certain angle; after rotating by a certain angle, the first incomplete gear 203 is not meshed with the transmission rod 201, at this time, the second incomplete gear 204 is meshed with the third straight gear 206, the second incomplete gear 204 can enable the third straight gear 206 and the second rotating rod 19 to rotate anticlockwise, and then the second rotating rod 19 at this time can drive the supporting frame 5 and the water pipe 2 to rotate anticlockwise by a certain angle, so that the process is repeated, and therefore the water pipe 2 can swing back and forth by a certain angle to spray.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a prefabricated case roof beam of highway bridge sprays curing means, includes prefabricated case roof beam (1), water pipe (2) and base (3), its characterized in that still includes:
a plurality of spray heads (10) which are arranged on the water pipe (2) and are communicated with the water pipe;
the support plate (4) is arranged on the base (3), and a support frame (5) is arranged on the support plate (4);
the pressing mechanism (6) is arranged on the supporting frame (5) and used for pressing and fixing the water pipe (2);
two butt joint seats (7) are respectively arranged at two sides of the support plate (4);
the connecting rods (8) are arranged between two adjacent support plates (4), and fixing mechanisms (9) are arranged on the butt joint seats (7) and used for fixing the connecting rods (8).
2. A spraying maintenance device for prefabricated box girders of highway bridges according to claim 1, characterized in that the clamping mechanism (6) comprises:
the adjusting screw (61) is connected to the supporting frame (5) in a threaded manner;
a pressing plate (62) rotatably arranged at the bottom of the adjusting screw (61) and used for pressing and clamping the water pipe (2)
And the pressing groove (63) is arranged on the pressing plate (62) and is used for clamping the outer wall of the water pipe (2).
3. The spraying maintenance device for the prefabricated box girder of the highway bridge according to claim 2, wherein a transfer rod (11) is rotatably arranged at the upper end of the pressing plate (62), a buffer groove (12) which is in sliding connection with the transfer rod (11) is formed in the adjusting screw (61), and a first elastic piece (13) is arranged between the buffer groove (12) and the transfer rod (11).
4. The spraying maintenance device for the prefabricated box girder of the highway bridge according to claim 2, wherein a support (14) is arranged on the support frame (5), the support (14) is positioned below the pressing plate (62), and a placing groove (15) for placing the water pipe (2) is formed in the support (14).
5. The spraying maintenance device for the prefabricated box girder of the highway bridge according to claim 1, wherein the butt joint seat (7) is provided with a slot (16) matched with the connecting rod (8), both ends of the connecting rod (8) are provided with fixing holes (17), and the fixing mechanism (9) comprises:
the movable rod (91) is movably penetrated through the outer wall of the butt joint seat (7), one end of the movable rod is provided with a pull block (92), and the other end of the movable rod extends into the slot (16) and is provided with a fixed block (93);
and one end of the second elastic piece (94) is connected with the pull block (92), and the other end of the second elastic piece is connected with the outer wall of the butt joint seat (7).
6. The spraying maintenance device for the prefabricated box girder of the highway bridge according to claim 1, wherein a first rotating rod (18) and a second rotating rod (19) are rotatably arranged on the support plate (4) through bearings, two ends of the first rotating rod (18) are respectively connected with the butt joint seats (7) on two sides of the support plate (4), the end part of the second rotating rod (19) is connected with the support frame (5), a transmission part (20) is arranged on the support plate (4), and when the first rotating rod (18) rotates, the transmission part (20) drives the second rotating rod (19) and the support frame (5) to swing reciprocally.
7. A spraying maintenance device for prefabricated box girders for highway bridges according to claim 6, characterized in that the transmission component (20) comprises:
the transmission rod (201) is rotatably arranged on the support plate (4) through a bearing, and a first straight gear (202) is arranged on the transmission rod (201);
a first incomplete gear (203) and a second incomplete gear (204) disposed on the first rotating shaft (18), the first incomplete gear (203) intermittently meshing with the first straight gear (202);
the second straight gear (205) and the third straight gear (206) are arranged on the second rotating rod (19), the second straight gear (205) is meshed with the first straight gear (202), and the third straight gear (206) is intermittently meshed with the second incomplete gear (204).
8. The spraying maintenance device for the prefabricated box girder of the highway bridge, as claimed in claim 7, wherein a protective box (21) is arranged on the support plate (4), and the transmission component (20) is positioned in the protective box (21).
9. The spraying maintenance device for the prefabricated box girder of the highway bridge according to claim 2, wherein a chute (22) is formed in the inner wall of the supporting frame (5), a sliding rod (23) is slidably arranged on the inner wall of the chute (22), and the end part of the sliding rod (23) is connected with the pressing plate (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311022594.1A CN117086991A (en) | 2023-08-11 | 2023-08-11 | A spray maintenance device for prefabricated box beams of highway bridges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311022594.1A CN117086991A (en) | 2023-08-11 | 2023-08-11 | A spray maintenance device for prefabricated box beams of highway bridges |
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| CN117086991A true CN117086991A (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311022594.1A Pending CN117086991A (en) | 2023-08-11 | 2023-08-11 | A spray maintenance device for prefabricated box beams of highway bridges |
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| CN (1) | CN117086991A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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