CN216922155U - Portable invert concrete perfusion device - Google Patents
Portable invert concrete perfusion device Download PDFInfo
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- CN216922155U CN216922155U CN202123396712.4U CN202123396712U CN216922155U CN 216922155 U CN216922155 U CN 216922155U CN 202123396712 U CN202123396712 U CN 202123396712U CN 216922155 U CN216922155 U CN 216922155U
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- platform
- inverted arch
- receiving hopper
- concrete pouring
- material receiving
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model belongs to the technical field of tunnel inverted arch concrete pouring, and particularly relates to a movable inverted arch concrete pouring funnel and a fixed platform. The utility model comprises a material receiving hopper, a flow guide pipe and a platform; the receiving hopper is of a funnel-shaped structure, the bottom of the receiving hopper is connected with a flow guide pipe, and the height of the receiving hopper 1 is less than 2 m; the upper platform and the lower platform are arranged in parallel, the upper platform and the lower platform are connected through four support legs, the support legs are telescopic, the bottoms of the support legs are connected with a connecting plate, and the connecting plate is detachably connected with the inverted arch-shaped template; one side of the top of the upper platform is connected with a first clamping device, the first clamping device is clamped on the outer side of the material receiving hopper, second clamping devices are arranged on two sides of the top of the lower platform, and the two second clamping devices are clamped on the outer side of the flow guide pipe. The utility model can effectively avoid the problems of overlarge concrete fall height and overlong flow distance, and ensure the concrete pouring construction quality; and the fluidity of the concrete entering the inverted arch concrete pouring window is enhanced.
Description
Technical Field
The utility model belongs to the technical field of tunnel inverted arch concrete pouring, and particularly relates to a movable inverted arch concrete pouring device.
Background
With the rapid development of infrastructure construction in China, the number of highway and railway tunnel constructions is more and more. At present, the mode that tunnel invert concrete placement adopted the chute is gone into the mould mostly, but in engineering actual construction, receives invert excavation depth, landing stage height, concrete transportation equipment and pours the influence of order, has the problem: 1) when the pouring window is switched, the whole frame body is difficult to transport due to the limitation of peripheral fields, and a plurality of chutes are required to be arranged for pouring concrete; 2) the height of the top surface of the chute is greatly influenced by the excavation depth of an inverted arch and the height of a trestle, and the vertical fall height from the top of the chute to a concrete pouring port is more than 2m due to the excessively deep excavation depth of the inverted arch or the excessively high height of the trestle, so that the problems of concrete segregation and the like are caused in the pouring process; 3) because the sliding distance of the concrete in the chute is too long, the fluidity of the concrete after entering the mold is reduced. Therefore, the traditional inverted arch concrete chute and mold feeding method cannot meet the requirements of site construction, and a device which is rapid, economical and safe and is suitable for rapid inverted arch concrete pouring construction is needed to be designed for ensuring the smooth inverted arch concrete pouring construction and the quality of concrete pouring construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provides the movable inverted arch concrete pouring device which is simple to install, low in cost investment and convenient for workers to operate.
The utility model is realized by adopting the following technical scheme: a movable inverted arch concrete pouring device comprises an inverted arch arc-shaped template; comprises a material receiving hopper, a flow guide pipe and a platform;
the collecting hopper is of a funnel-shaped structure, the bottom of the collecting hopper is connected with a flow guide pipe, the flow guide pipe comprises a vertical section and an inclined section, and the height of the collecting hopper 1 is less than 2 m;
the platform comprises an upper platform, a lower platform and four support legs; the upper platform and the lower platform are of rectangular frame structures and are arranged in parallel, the upper platform and the lower platform are connected through four support legs, the support legs are telescopic, the bottoms of the support legs are connected with a connecting plate, and the connecting plate is detachably connected with the inverted arch arc-shaped template; one side at the top of upper platform is connected with first device that clamps, and first device that clamps blocks in the outside of receiving hopper, and the both sides at the top of lower platform all are equipped with the second device that clamps, and two second clamp devices clamp in the outside of honeycomb duct.
Furthermore, the first clamping device and the second clamping device are consistent in structure and respectively comprise a thread block, a jacking screw rod and a clamping rod, the thread block is fixed to the top of the upper platform or the lower platform, the jacking screw rod is connected with the thread block in a threaded manner, the end part of the jacking screw rod is fixedly connected with the clamping rod, and the clamping rod stretches across the top of the upper platform or the lower platform.
Furthermore, one side of the clamping rod of the first clamping device, which is close to the material receiving hopper, is an inclined surface, and the inclined angle of the inclined surface is consistent with the inclined angle of the outer side of the material receiving hopper.
Further, the bottom of the landing leg of platform is equipped with pars contractilis, and pars contractilis includes telescopic link and sleeve, all is equipped with the connecting hole that a plurality of equidistant intervals set up on telescopic link and the sleeve, and connecting hole between them passes through round pin hub connection.
Furthermore, one side of the top of the material receiving hopper is provided with a semicircular notch.
Furthermore, a steel plate stiffening rib is connected to the position where the material receiving hopper is connected with the flow guide pipe.
Furthermore, the included angle between the vertical section and the inclined section of the draft tube is 120 degrees.
Further, the material receiving hopper is formed by processing a thin steel plate; the honeycomb duct is made of a steel pipe with the wall thickness of phi 6 mm.
Furthermore, four angles of the connecting plate of the platform are provided with connecting holes, and the connecting holes are detachably connected with the inverted arch arc-shaped template through screws.
Compared with the prior art, the utility model has the beneficial effects that:
1. the method is applied to the tunnel inverted arch concrete pouring construction, is different from the existing construction method adopting chute concrete pouring, the height of the collecting hopper is less than 2m, the problem of overlarge concrete fall height can be effectively avoided, and the concrete pouring construction quality is ensured;
2. in addition, the material collecting hopper is directly lapped with the inverted arch concrete pouring window, and concrete directly enters the inverted arch concrete pouring window after entering the material collecting hopper, so that the flowing length of the concrete is greatly reduced, the flowability of the concrete entering the inverted arch concrete pouring window is enhanced, and the concrete pouring construction quality is further improved;
3. the platform is arranged, the material collecting hopper is detachably fixed on the inverted arch arc-shaped template, the stability of the hopper in the concrete pouring process is ensured, the hopper can be repeatedly utilized, and the lifting is convenient;
4. the height of the platform can be adjusted, so that the platform is suitable for the condition of pouring inverted arch concrete with different arcs, and the application range is wide;
5. meanwhile, the device is convenient to operate and construct for pouring concrete, and can be popularized and applied with high value; in addition, the device has wide sources of materials for processing, can be repeatedly utilized, and can achieve the purposes of economy and practicability in inverted arch concrete pouring construction.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is an elevational view of the present invention;
FIG. 3 is a schematic view of the connection between the receiving hopper and the draft tube according to the present invention;
in the figure: 1-hopper
2-Steel plate stiffener
3-first clamping device
4-second clamping device
5-draft tube, 51-vertical section, 52-inclined section
6-platform, 61-upper platform, 62-lower platform, 63-supporting leg, 64-telescopic rod, 65-sleeve and 66-connecting plate
7-semicircular notch
8-inverted arch arc template
9-screw block
10-tightening screw rod
11-clamping rod
12-inclined plane.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a movable inverted arch concrete pouring device comprises an inverted arch arc-shaped template 8; comprises a material receiving hopper 1, a flow guide pipe 5 and a platform 6;
the receiving hopper 1 is of a funnel-shaped structure and is convenient for receiving concrete, the bottom of the receiving hopper 1 is connected with a guide pipe 5, the guide pipe 5 comprises a vertical section 51 and an inclined section 52, the outlet of the inclined section 52 is erected on one side of an inverted arch concrete pouring window, and the height of the receiving hopper 1 is less than 2 m;
the platform 6 comprises an upper platform 61, a lower platform 62 and four legs 63; the upper platform 61 and the lower platform 62 are of rectangular frame structures, the upper platform 61 and the lower platform 62 are arranged in parallel, the upper platform 61 and the lower platform 62 are connected through four support legs 63, the support legs 63 are telescopic, the bottoms of the support legs 63 are connected with connecting plates 66, and the connecting plates 66 are detachably connected with the inverted arch arc-shaped template 8; one side at the top of upper platform 61 is connected with first device 3 that clamps, and first device 3 that clamps blocks in the outside of receiving hopper 1 for receiving hopper 1 clamps between first device 3 and upper platform 61, and the both sides at the top of lower platform 62 all are equipped with the second and clamp device 4, and two second clamp devices 4 clamp in the outside of honeycomb duct 5, make honeycomb duct 5 clamp between two second clamp devices 4, thereby fix honeycomb duct 5 and receiving hopper 1 with inverted arch arc template 8, ensure that the funnel is firm among the concrete pouring process.
The first clamping device 3 and the second clamping device 4 are consistent in structure and respectively comprise a thread block 9, a jacking screw rod 10 and a clamping rod 11, the thread block 9 is fixed to the top of the upper platform 61 or the lower platform 62, the jacking screw rod 10 is connected with the thread block 9 in a threaded manner, the end part of the jacking screw rod 10 is fixedly connected with the clamping rod 11, the clamping rod 11 stretches across the top of the upper platform 61 or the lower platform 62, and the position of the clamping rod 11 on the upper platform 61 or the lower platform 62 is adjusted by adjusting the depth of the jacking screw rod 10 screwed into the thread block 9.
One side of the clamping rod 11 of the first clamping device 3, which is close to the material receiving hopper 1, is an inclined surface 12, the inclined angle of the inclined surface 12 is consistent with the inclined angle of the outer side of the material receiving hopper 1, and the inclined surface 12 is tightly attached to the material receiving hopper 1, so that the clamping effect of the first clamping device 3 on the material receiving hopper 1 is better.
The bottom of landing leg 63 of platform 6 is equipped with the pars contractilis, and the pars contractilis includes telescopic link 64 and sleeve 65, all is equipped with the connecting hole that a plurality of equidistant intervals set up on telescopic link 64 and the sleeve 65, and connecting hole between them is through round pin hub connection to be convenient for adjust landing leg 63's length, be convenient for be applied to different curved inverted arch concrete pouring's the condition, the range of application is extensive.
One side of the top of the receiving hopper 1 is provided with a semicircular notch 7 so as to be connected with a chute to receive concrete.
The steel plate stiffening rib 2 is connected to the position where the receiving hopper 1 is connected with the honeycomb duct 5, and is used for improving the rigidity of the receiving hopper 1 and prolonging the service life of the receiving hopper 1.
The included angle between the vertical section 51 and the inclined section 52 of the draft tube 5 is 120 degrees, so that the outlet of the inclined section 52 is conveniently erected on one side of the inverted arch concrete pouring window, and the vibration of the concrete is not influenced in the pouring process.
The receiving hopper 1 is formed by processing a thin steel plate; the draft tube 5 is made of a steel tube with the wall thickness of phi 6 mm.
Four corners of connecting plate 66 of platform 6 all are equipped with the connecting hole, and the connecting hole passes through the screw with inverted arch arc template 8 and can dismantle the connection.
The implementation process of the utility model comprises the following steps:
1. processing the receiving hopper 1 and the guide pipe 5 according to the pouring fall of the inverted arch concrete, and ensuring that the hopper guide pipe 5 meets the requirements of site construction;
2. drilling holes in the inverted arch arc-shaped template 8, and fixing the platform and the inverted arch arc-shaped template 8 firmly by using bolts;
3. after the concrete tank car is transported to a construction site, one end of the chute is placed at the semicircular notch 7 of the receiving hopper 1, and the other end of the chute is connected with the chute of the concrete tank car, so that concrete pouring construction is completed;
4. after concrete pouring is completed, the platform 6 is separated from the inverted arch arc-shaped formwork 8, and the material receiving hopper 1 is cleaned for the next use.
5. And repeating the steps to finish the inverted arch pouring construction.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A movable inverted arch concrete pouring device comprises an inverted arch arc-shaped template (8); the method is characterized in that: comprises a material receiving hopper (1), a flow guide pipe (5) and a platform (6);
the material receiving hopper (1) is of a funnel-shaped structure, the bottom of the material receiving hopper (1) is connected with a flow guide pipe (5), the flow guide pipe (5) comprises a vertical section (51) and an inclined section (52), and the height of the material receiving hopper (1) is less than 2 m;
the platform (6) comprises an upper platform (61), a lower platform (62) and four legs (63); the upper platform (61) and the lower platform (62) are of rectangular frame structures, the upper platform (61) and the lower platform (62) are arranged in parallel, the upper platform (61) and the lower platform (62) are connected through four support legs (63), the support legs (63) are telescopic, the bottoms of the support legs (63) are connected with connecting plates (66), and the connecting plates (66) are detachably connected with the inverted arch arc-shaped template (8); one side of the top of the upper platform (61) is connected with a first clamping device (3), the first clamping device (3) is clamped on the outer side of the material receiving hopper (1), the two sides of the top of the lower platform (62) are respectively provided with a second clamping device (4), and the two second clamping devices (4) are clamped on the outer side of the guide pipe (5).
2. The mobile inverted arch concrete pouring device according to claim 1, wherein: the first clamping device (3) and the second clamping device (4) are consistent in structure and respectively comprise a thread block (9), a jacking screw rod (10) and a clamping rod (11), the thread block (9) is fixed to the top of the upper platform (61) or the top of the lower platform (62), the jacking screw rod (10) is connected to the thread block (9) in a threaded mode, the end portion of the jacking screw rod (10) is fixedly connected with the clamping rod (11), and the clamping rod (11) stretches across the top of the upper platform (61) or the top of the lower platform (62).
3. The mobile inverted arch concrete pouring device according to claim 2, wherein: one side of the clamping rod (11) of the first clamping device (3) close to the material receiving hopper (1) is an inclined surface (12), and the inclined angle of the inclined surface (12) is consistent with the inclined angle of the outer side of the material receiving hopper (1).
4. A mobile inverted arch concrete pouring device according to any one of claims 1 to 3, wherein: the bottom of landing leg (63) of platform (6) is equipped with flexible portion, and flexible portion includes telescopic link (64) and sleeve (65), all is equipped with the connecting hole that a plurality of equidistant intervals set up on telescopic link (64) and sleeve (65), and connecting hole between them passes through round pin hub connection.
5. The mobile inverted arch concrete pouring device according to claim 4, wherein: one side of the top of the material receiving hopper (1) is provided with a semicircular notch (7).
6. The mobile inverted arch concrete pouring device according to claim 5, wherein: the position where the material receiving hopper (1) is connected with the flow guide pipe (5) is connected with a steel plate stiffening rib (2).
7. The mobile inverted arch concrete pouring device according to claim 6, wherein: the included angle between the vertical section (51) and the inclined section (52) of the draft tube (5) is 120 degrees.
8. The mobile inverted arch concrete pouring device according to claim 7, wherein: the material receiving hopper (1) is formed by processing a thin steel plate; the flow guide pipe (5) is made of a steel pipe with the wall thickness phi of 6 mm.
9. The mobile inverted arch concrete pouring device according to claim 8, wherein: four corners of a connecting plate (66) of the platform (6) are provided with connecting holes, and the connecting holes are detachably connected with the inverted arch arc-shaped template (8) through screws.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123396712.4U CN216922155U (en) | 2021-12-31 | 2021-12-31 | Portable invert concrete perfusion device |
| JP2022001566U JP3238251U (en) | 2021-12-31 | 2022-05-13 | Mobile invert concrete injection funnel and fixed platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123396712.4U CN216922155U (en) | 2021-12-31 | 2021-12-31 | Portable invert concrete perfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922155U true CN216922155U (en) | 2022-07-08 |
Family
ID=82257062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123396712.4U Active CN216922155U (en) | 2021-12-31 | 2021-12-31 | Portable invert concrete perfusion device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3238251U (en) |
| CN (1) | CN216922155U (en) |
-
2021
- 2021-12-31 CN CN202123396712.4U patent/CN216922155U/en active Active
-
2022
- 2022-05-13 JP JP2022001566U patent/JP3238251U/en active Active
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| Publication number | Publication date |
|---|---|
| JP3238251U (en) | 2022-07-11 |
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