CN220643890U - Concrete pump pipe fixing structure for bridge construction - Google Patents
Concrete pump pipe fixing structure for bridge construction Download PDFInfo
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- CN220643890U CN220643890U CN202322217055.5U CN202322217055U CN220643890U CN 220643890 U CN220643890 U CN 220643890U CN 202322217055 U CN202322217055 U CN 202322217055U CN 220643890 U CN220643890 U CN 220643890U
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- 238000010276 construction Methods 0.000 title claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 210000000078 claw Anatomy 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a concrete pump pipe fixing structure for bridge construction, and relates to the technical field of pipe fixing apparatuses. The cantilever type concrete pump pipe comprises a cantilever platform fixed at the edge of a construction base station, wherein the top of the cantilever platform is provided with a bending part of a fixed mechanism limiting concrete pump pipe, the top of the construction base station is provided with a traction mechanism, the bottom end of the traction mechanism is fixed at the top of the construction base station, the top end of the traction mechanism is fixed on the outer wall of the concrete pump pipe to carry out axial traction of the concrete pump pipe, and the cantilever platform comprises a platform plate. According to the utility model, the bending part of the concrete pump pipe can be fixed through the fixing mechanism, the movement of the concrete pump pipe can be limited, the traction mechanism can apply axial tension to the concrete pump pipe, so that the posture of the concrete pump pipe can be stabilized, the cantilever platform extends out of the construction base platform for facilitating construction and increasing the stability of the concrete pump pipe, the length of an area which is not applied with the fixing in the span area of the concrete pump pipe can be reduced, and the stability of the concrete pump pipe can be improved.
Description
Technical Field
The utility model relates to the technical field of pipeline fixing apparatuses, in particular to a concrete pump pipe fixing structure for bridge construction.
Background
In the construction process of bridge deck, except prefabricated bridge body, most of the rest concrete buildings need to be poured and formed, because of the specificity of bridge construction, concrete is pumped to the top of the bridge through a pump after the equipment on the ground is stirred and mixed, and therefore pouring is realized.
The support platform for construction of the overhanging concrete structure has the advantages that compared with a construction mode of constructing the overhanging concrete structure for a high-rise building in the prior art, the support platform does not need to be set up on the ground, and is high in pertinence, short in time consumption and high in operation flexibility.
However, when the support platform is used for conveying concrete at a higher position of a bridge, the whole concrete pump pipe can generate uneven vibration and position deviation when the concrete pump is used for conveying the concrete, so that the position of a discharging end positioned at the top is difficult to control, and certain potential safety hazards and inconvenient operation exist.
Disclosure of Invention
The utility model aims to provide a concrete pump pipe fixing structure for bridge construction, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bridge construction concrete pump pipe fixed knot constructs, includes the platform of encorbelmenting of fixing at construction base station edge, the spacing concrete pump pipe's of fixed establishment kink department is installed at the platform top of encorbelmenting, construction base station top is provided with traction mechanism, and traction mechanism bottom end is fixed at construction base station top, and traction mechanism top end is fixed and is carried out the axial traction of concrete pump pipe on the outer wall of concrete pump pipe.
Furthermore, the cantilever platform comprises a platform plate, the extension part of the platform plate is arranged at the edge of the construction base, I-shaped steel is fixedly connected to the bottom of the platform plate at the edges of the front side and the rear side of the concrete pump pipe, one end of the I-shaped steel is arranged above the construction base, and end nails for being fixed on the construction base are arranged at the end of the I-shaped steel.
Furthermore, the bottom of the platform plate is fixedly connected with a diagonal bracing plate, the bottom end of the diagonal bracing plate is fixedly connected with a mounting plate of the vertical platform plate, and a plurality of side nails for fixing the side nails at the edge of the construction base are penetrated through the side face of the mounting plate.
Still further, fixed establishment includes two vertical parallel arrangement's montants, and the montant is fixed at the top of cantilever platform, two montant both sides fixedly connected with two horizontal poles perpendicular with the montant, be formed with the space of fixed concrete pump pipe between two horizontal poles and two montants, the montant is kept away from construction base side fixedly connected with inclined bracing piece, and the bottom mounting of bracing piece is at the top of cantilever platform.
Still further, fixed establishment is including fixing the portal at the cantilever platform top, and both sides run through respectively around the portal and are provided with the threaded rod, and the opposite end of threaded rod all rotates through the bearing and is connected with the fixed jaw, and the fixed jaw opposite face is the arc and is provided with the claw pad that increases friction, one side fixedly connected with two parallel arrangement's of construction base platform is kept away from at the portal top stationary blade, is provided with a plurality of circular shape spacing district between the stationary blade, both sides are located the locking bolt that is used for locking spacing district is all run through in the position of the both sides in spacing district around the stationary blade.
Furthermore, the traction mechanism comprises a fixed ring, the fixed ring is fixed on the outer wall of the concrete pump pipe, the bottom of the fixed ring is fixedly connected with a tensioned chain block, and the bottom of the chain block is hooked and embedded at the top of the construction base station.
Still further, traction mechanism is including fixing two ground nail framves and the solid fixed ring at concrete pump pipe outer wall at construction base top, fixedly connected with crossbeam between the ground nail frame, both sides fixedly connected with fixed ear around the solid fixed ring, two fixed ear bottoms are installed chain hoist, and chain hoist bottom fixedly connected with couple is hung on the crossbeam, and the crossbeam outer wall is provided with the gliding stopper of restriction couple.
Further, an included angle of 15-30 degrees is formed between the two chain blocks.
Compared with the prior art, the utility model has the beneficial effects that:
according to the bridge construction concrete pump pipe fixing structure, the bending part of the concrete pump pipe can be fixed through the fixing mechanism, the movement of the concrete pump pipe can be limited, and the traction mechanism can apply axial tension to the concrete pump pipe, so that the posture of the concrete pump pipe can be stabilized, potential safety hazards caused by shaking of the concrete pump pipe are reduced, and the convenience and stability of pouring operation are improved.
Meanwhile, in order to facilitate construction and increase stability of the concrete pump pipe, the cantilever platform extends out of the construction base station, so that the length of an area which is not applied with fixation in a span area of the concrete pump pipe can be reduced, and the stability of the concrete pump pipe can be improved.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic view of a cantilever table and a fixing mechanism according to a first embodiment of the present utility model;
FIG. 3 is a schematic view of a cantilever table and a fixing mechanism according to a second embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a traction mechanism according to a third embodiment of the present utility model.
In the figure: 1. constructing a base station; 2. a traction mechanism; 201. a fixing ring; 202. a fixed ear; 203. chain hoist; 204. a hook; 205. a cross beam; 206. a ground nail frame; 207. a limiting block; 3. a cantilever platform; 301. a platform plate; 302. i-shaped steel; 303. end nails; 304. a diagonal brace plate; 305. a mounting plate; 306. side nails; 4. a fixing mechanism; 401. a vertical rod; 402. a cross bar; 403. a support rod; 404. a door frame; 405. a threaded rod; 406. a bearing; 407. a fixed claw; 408. a jaw pad; 409. a fixing piece; 410. a locking bolt; 5. concrete pump pipes.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the concrete pouring construction process of the bridge top, as the common concrete stirring equipment is limited on the site and can be placed at the bottom of the bridge, concrete is conveyed to the top of the bridge along the concrete pump pipe 5 by the concrete pump, in the conveying process, the whole concrete pump pipe is easy to shake in the conveying process due to the fact that the lift of the concrete pump and the highway are large and the overall mass distribution of the concrete material is uneven, a certain potential safety hazard is caused, the top of the concrete pump pipe 5 often shakes to a larger extent, and fixing measures for the concrete pump pipe 5 are required to be arranged on the construction base 1 at the bottom of the bridge, so that the utility model is provided.
As shown in fig. 1-2, the present utility model provides a technical solution: a structural schematic diagram of an embodiment of a fixed structure of a bridge construction concrete pump pipe 5; including fixing the platform 3 encorbelments at construction base 1 edge, the department of buckling of the spacing concrete pump pipe 5 of fixed establishment 4 is installed at platform 3 tops encorbelments, construction base 1 top is provided with traction mechanism 2, traction mechanism 2 bottom fixed is at construction base 1 top, traction mechanism 2 top is fixed and is carried out the axial traction of concrete pump pipe 5 on the outer wall of concrete pump pipe 5, platform 3 encorbelments includes platform 301, platform 301 extension department construction base 1's edge, platform 301 bottom is located concrete pump pipe 5's front and back both sides edge fixedly connected with I-shaped steel 302, I-shaped steel 302 one end is in construction base 1 top and sets up the end nail 303 that is used for fixing on construction base 1 at this end, traction mechanism 2 includes solid fixed ring 201, guy ring 201 is fixed on concrete pump pipe 5 outer wall, guy ring 201 bottom fixedly connected with tensioning chain block 203, chain block 203 bottom hook inlays at construction base 1 top, guy mechanism 4 includes two vertical parallel arrangement's 401, montant 401 are fixed at platform 3 top, two both sides fixedly connected with and two montant 401 perpendicular to each other side and two montant 403 are fixed with the top of montant 3, two perpendicular side of montant 403 are connected with each other and are fixed with the bracing piece 403 between the montant is fixed with the montant 3, two perpendicular side of montant 403 is fixed with the bracing piece is kept away from the top of the montant is fixed with the montant 3.
It should be noted that, the above embodiment is taken as a basic version, the installation can be very convenient in various construction sites, and it should be noted that, because a certain distance is generally provided between the bridge and the construction base 1, and a space for installing the bridge scaffold is reserved, the setting of the cantilever platform 3 can shorten the interval between the bridge and the construction base 1, so that the area where the middle part of the concrete pump pipe 5 is not fixed is shortened, in order to ensure the stability of the whole cantilever platform 3, the set I-shaped steel 302 and the end nail 303 can be firmly fixed on the construction base 1 to be used as supports, the fixing mechanism 4 adopts three simple L-shaped steel section bars to limit, the construction process of the whole fixing mechanism 4 is simple and convenient, after the concrete pump pipe 5 is constructed, the vertical rod 401, the cross rod 402 and the support rod 403 are mutually welded and positioned in a welding mode, and in order to further ensure the stability, the set traction mechanism can use the chain hoist 203 as a force application main body to axially pull the pipe wall of the concrete pump pipe 5, so as to reduce the amplitude of the left and right shaking movement of the concrete pump pipe 5.
Example two
As shown in fig. 3, on the basis of the cantilever table 3 in the embodiment, a diagonal bracing plate 304 is fixedly connected to the bottom of the platform plate 301, a mounting plate 305 perpendicular to the platform plate 301 is fixedly connected to the bottom of the diagonal bracing plate 304, a plurality of side nails 306 for fixing the mounting plate 305 to the edge of the construction base 1 are penetrated and arranged on the side surface of the mounting plate 305, the fixing mechanism 4 is redesigned, the fixing mechanism 4 comprises a portal 404 fixed to the top of the cantilever table 3, threaded rods 405 are respectively penetrated and arranged on the front side and the rear side of the portal 404, the opposite ends of the threaded rods 405 are respectively connected with fixing claws 407 in a rotating manner through bearings 406, the opposite surfaces of the fixing claws 407 are arc-shaped and are provided with claw pads 408 for increasing friction, two fixing sheets 409 which are arranged in parallel are fixedly connected to one side, away from the construction base 1, a plurality of circular limiting areas are arranged between the fixing sheets 409, and locking bolts 410 for locking the limiting areas are penetrated and arranged on the front side and the rear side of the fixing sheets 409.
It should be noted that, in order to further ensure the supportable stability of the cantilever platform 3, the first embodiment is to set up the inclined support plate 304 and the mounting plate 305 under the platform plate 301 and fix the inclined support plate and the mounting plate on the side wall of the construction platform through the side nails 306, in order to facilitate the construction of the side nails 306, set up the gap which can be conveniently nailed into the side nails 306 on the platform plate 301, and then cooperate with the I-steel 302 and the end nails 303 to well support and reinforce the cantilever platform 3, in addition, improve the fixing mechanism 4, make the fixing mechanism 4 not simple section bar splice, firstly weld the portal 404 on the platform plate 301 during installation, set up the concrete pump pipe 5 in, and make the fixing claw 407 claw on the outer wall of the concrete pump pipe 5 through the threaded rods 405 on both sides of synchronous rotation, the set claw pad 408 can increase friction and also can protect the concrete pump pipe 5 and the fixing claw 407 to a certain extent, the fixing claw 407 generally takes the bottom end of the bending region of the concrete pump pipe 5, the top of the bending region is fixed through the limit region between the two fixing pieces 409 arranged in parallel, and the limit region of the concrete pump pipe 5 is fixed through the limit region after the limit region is determined.
Example III
As shown in fig. 4, for redesign of the traction mechanism 2 in the first embodiment, the traction mechanism 2 includes two ground nail frames 206 fixed on the top of the construction base 1 and a fixing ring 201 fixed on the outer wall of the concrete pump pipe 5, a cross beam 205 is fixedly connected between the ground nail frames 206, fixing lugs 202 are fixedly connected on the front side and the rear side of the fixing ring 201, chain blocks 203 are installed at the bottoms of the two fixing lugs 202, a hook 204 is fixedly connected on the bottom of the chain blocks 203 and hung on the cross beam 205, a limiting block 207 for limiting the hook 204 to slide is arranged on the outer wall of the cross beam 205, and an included angle of 15-30 degrees is formed between the two chain blocks 203.
It should be noted that, in the first embodiment, the traction capability of the single chain hoist 203 is slightly weak, and the bottom end of the single chain hoist 203 is directly hooked on the top of the construction base 1, so that the traction force that can be used by the whole chain hoist is slightly weak, and therefore, the two ground screw frames 206 on the top of the construction base 1 fix the cross beam 205, so that the cross beam 205 has higher bearing capability, and when two chain hoists 203 that pull the concrete pump pipe 5 at a certain angle are matched, the resultant force of the two chain hoists 203 is located on the axis of the concrete pump pipe 5, and when the concrete pump pipe 5 is laterally displaced, the two chain hoists 203 simultaneously act to better limit the moving range of the concrete pump pipe 5.
Although embodiments of the present utility model 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 hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.
Claims (8)
1. The utility model provides a bridge construction concrete pump pipe fixed knot constructs, includes to fix platform (3) of encorbelmenting at construction base (1) edge, its characterized in that: the cantilever platform (3) top is installed the buckling department of fixed establishment (4) spacing concrete pump pipe (5), construction base platform (1) top is provided with traction mechanism (2), and traction mechanism (2) bottom fixing is at construction base platform (1) top, and traction mechanism (2) top is fixed and is carried out the axial traction of concrete pump pipe (5) on the outer wall of concrete pump pipe (5).
2. The bridge construction concrete pump pipe fixing structure according to claim 1, wherein: the cantilever platform (3) comprises a platform plate (301), the platform plate (301) extends out of the edge of the construction base (1), I-shaped steel (302) is fixedly connected to the bottom of the platform plate (301) at the edges of the front side and the rear side of the concrete pump pipe (5), one end of the I-shaped steel (302) is located above the construction base (1), and an end nail (303) used for being fixed on the construction base (1) is arranged at the end of the I-shaped steel.
3. The bridge construction concrete pump pipe fixing structure according to claim 2, wherein: the bottom of the platform plate (301) is fixedly connected with a diagonal bracing plate (304), the bottom end of the diagonal bracing plate (304) is fixedly connected with a mounting plate (305) perpendicular to the platform plate (301), and a plurality of side nails (306) for fixing the side nails at the edge of the construction base (1) are penetrated and arranged on the side face of the mounting plate (305).
4. The bridge construction concrete pump pipe fixing structure according to claim 1, wherein: the fixing mechanism (4) comprises two vertical rods (401) which are vertically arranged in parallel, the vertical rods (401) are fixed at the top of the cantilever platform (3), two transverse rods (402) which are perpendicular to the vertical rods (401) are fixedly connected to two sides of the two vertical rods (401), a space for fixing a concrete pump pipe (5) is formed between the two transverse rods (402) and the two vertical rods (401), the vertical rods (401) are far away from a supporting rod (403) which is fixedly connected with the side of the construction base (1), and the bottom end of the supporting rod (403) is fixed at the top of the cantilever platform (3).
5. The bridge construction concrete pump pipe fixing structure according to claim 1, wherein: the utility model provides a fixed establishment (4) is including fixing portal (404) at cantilever platform (3) top, and both sides run through respectively around portal (404) are provided with threaded rod (405), and the opposite end of threaded rod (405) all rotates through bearing (406) and is connected with stationary dog (407), and stationary dog (407) opposite face is arc and is provided with friction-increasing claw pad (408), one side fixedly connected with two stationary blades (409) that set up in parallel of construction abutment (1) are kept away from at portal (404) top, are provided with a plurality of circular shape spacing between stationary blade (409), the position that both sides are located the both sides of spacing around stationary blade (409) all runs through and is provided with locking bolt (410) that are used for locking spacing.
6. The bridge construction concrete pump pipe fixing structure according to claim 1, wherein: the traction mechanism (2) comprises a fixed ring (201), the fixed ring (201) is fixed on the outer wall of the concrete pump pipe (5), the bottom of the fixed ring (201) is fixedly connected with a tensioning chain block (203), and the bottom of the chain block (203) is hooked and embedded at the top of the construction base station (1).
7. The bridge construction concrete pump pipe fixing structure according to claim 1, wherein: traction mechanism (2) including fix two ground nail frame (206) at construction base platform (1) top and fix solid fixed ring (201) at concrete pump pipe (5) outer wall, fixedly connected with crossbeam (205) between ground nail frame (206), both sides fixedly connected with fixed ear (202) around gu fixed ring (201), chain hoist (203) are installed to two fixed ear (202) bottoms, chain hoist (203) bottom fixedly connected with couple (204) are hung on crossbeam (205), and crossbeam (205) outer wall is provided with restriction couple (204) gliding stopper (207).
8. The bridge construction concrete pump pipe fixing structure according to claim 7, wherein: an included angle of 15-30 degrees is formed between the two chain hoists (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217055.5U CN220643890U (en) | 2023-08-17 | 2023-08-17 | Concrete pump pipe fixing structure for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217055.5U CN220643890U (en) | 2023-08-17 | 2023-08-17 | Concrete pump pipe fixing structure for bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220643890U true CN220643890U (en) | 2024-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322217055.5U Active CN220643890U (en) | 2023-08-17 | 2023-08-17 | Concrete pump pipe fixing structure for bridge construction |
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| Country | Link |
|---|---|
| CN (1) | CN220643890U (en) |
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2023
- 2023-08-17 CN CN202322217055.5U patent/CN220643890U/en active Active
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