Intelligent spraying and curing device for high pier column concrete

Abstract

The utility model discloses a high pier column concrete intelligent spraying maintenance device which comprises a top ring water pipe arranged at the top of a stand column, a bottom ring water pipe arranged at the bottom of the stand column, a plurality of vertical water pipes arranged outside the stand column in a circumferential surrounding mode, and the vertical water pipes, the top ring water pipe and the bottom ring water pipe are communicated with one another. Meanwhile, a plurality of sprayers A are installed on the lower side of the top ring water pipe, a plurality of hygrometers are installed on each vertical water pipe from top to bottom, a plurality of sprayers B are installed on the top of the stand column on the upper portion of each vertical water pipe, and a plurality of sprayers C are spirally installed on the vertical water pipes from bottom to top; moreover, a sealing cover which covers the stand column, the top ring water pipe, the plurality of vertical water pipes and the bottom ring water pipe together from top to bottom is arranged outside the stand column, and sand gravels are covered between the bottom of the sealing cover and the top surface of the bearing platform to form closed and permeate part of falling vaporific water drop particles; therefore, the utility model has the advantages of simple structure, safety, economy, convenience in construction, energy conservation, emission reduction, high economic benefit and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of energy-saving ecological bridge construction field in intelligent spraying maintenance device, specifically refers to high pier column concrete intelligent spraying maintenance device. BACKGROUND

[0002] Cast-in-place high pier concrete maintenance is one of the key points, difficulties and keys of construction.The common cast-in-place high pier concrete maintenance method currently installs drip barrel at the top of pier or installs spraying pipe at pier body, pastes maintenance film on the outside of pier body or installs combined maintenance film with water-retaining function, sprays maintenance agent on the surface of pier body, etc.These measures play a certain role for the quality of cast-in-place high pier concrete maintenance.But due to the complex environment of cast-in-place high pier concrete, the water in cast-in-place concrete evaporates too fast under high-altitude condition, which not only causes the concrete of pier body not to be completely hydrated, affects the strength and structural durability of concrete, and forms honeycomb, pitted surface and other apparent quality defects by appearing flaky or powdery shedding on the surface, but also causes large shrinkage deformation of pier body concrete, appears dry shrinkage crack, and exists safety quality hidden danger;At the same time, in order to maintain the natural maintenance method of cast-in-place concrete surface humidity, generally tens of times of concrete mixing water consumption is needed, and water resource consumption is very amazing.Therefore, the cast-in-place high pier concrete maintenance method needs to be designed in detail, sealed measures are used to inhibit the disorderly evaporation and dissipation of water, intelligent spraying maintenance technology is used, water resource is saved, production cost is reduced and concrete maintenance quality is improved. SUMMARY

[0003] The utility model provides a kind of high pier column concrete intelligent spraying maintenance device with simple structure, safe and economical, convenient construction, energy saving and emission reduction, to overcome the defects of prior art.

[0004] The technical problem of the utility model is realized by the following technical scheme:

[0005] A kind of high pier column concrete intelligent spraying maintenance device, including the column of reinforced concrete pier being cast-in-place construction by the column of reinforced concrete pier being cast-in-place on the deck of multiple pile foundations and combining column formwork, the top of column is equipped with the top ring water pipe of sleeve, the bottom of column is equipped with the water pump of the bottom ring water pipe of sleeve and external connection bottom ring water pipe, and the outer circumference of column is equipped with multiple circumferential vertical water pipes, and the two ends of each vertical water pipe are communicated with top ring water pipe and bottom ring water pipe respectively;Multiple spray heads A are installed on the lower side of top ring water pipe;Multiple humidity meters are installed on each vertical water pipe from top to bottom, multiple spray heads B are installed on the top of column of each vertical water pipe upper part, and multiple spray heads C are installed on multiple vertical water pipes from bottom to top according to spiral shape;The sealing cover that column, top ring water pipe, multiple vertical water pipes and bottom ring water pipe are collectively covered in by from top to bottom is equipped outside column, and sand gravel is covered between the bottom of sealing cover and the top surface of deck.

[0006] The sealing cover is composed of a cover body and a cover lid, the cover body is sleeved on the outer side of the vertical water pipes from top to bottom, and the cover lid is arranged on the top ring water pipe and integrally connected with the top end of the cover body in a sealing manner.

[0007] Each vertical water pipe is a steel hollow pipe, and the two ends of the plurality of vertical water pipes are respectively connected to the top ring water pipe and the bottom ring water pipe to form a stable barrel-shaped structure; the top ring water pipe is firmly welded with the pier column steel by a joint, and the bottom of the plurality of vertical water pipes is welded or anchored with the embedded part of the pile cap.

[0008] The plurality of spray heads A, the plurality of spray heads B and the plurality of spray heads C are fine atomizing nozzles, the average diameter of the sprayed mist water droplets is 10 ~ 15 between, and the working pressure is 0.2 MPa~0.5 MPa; the spray flow and the spray time are controlled by a solenoid valve with an automatic control function; the spray surface of the plurality of spray heads A faces downward to the top surface of the column, and the spray surface of the plurality of spray heads B horizontally faces the vertical surface of the column.

[0009] The plurality of spray heads C are installed on the plurality of vertical water pipes in a spiral shape from bottom to top, the spiral pitch height is h / 2, and the rising angle The up-down and left-right spray direction angles of each spray head C require that the maximum elliptical spray surface developed after spraying covers the column surface of the segment.

[0010] The cover body is a cylindrical shape, the cover lid is a circular cover, and both are made of plastic thin material; the cover body is firmly buckled with the plurality of vertical water pipes by a plurality of plastic mushroom buckles or metal buckles which are convenient to disassemble and assemble, and the cover lid is firmly buckled with the top ring water pipe by a plurality of plastic mushroom buckles or metal buckles which are convenient to disassemble and assemble; the joint between the cover lid and the cover body is sealed without water mist leakage, and the bottom of the cover body is bent to cover the gravel on the top surface of the pile cap to form a closed and permeable part for falling mist water droplets.

[0011] The cover body is composed of a plurality of cylindrical segments which are sequentially spliced by horizontal joints, and the joints are sealed without water mist leakage.

[0012] The humidity meter is a humidity sensitive sensor, which senses the humidity change in the space between the sealing cover and the column, and converts the humidity change into an electronic signal transmitted to the central processor through the physical or chemical property change of the device material.

[0013] Compared with the prior art, the high-pier-column concrete intelligent spraying maintenance device mainly has the following advantages: first, the high-pier-column concrete intelligent spraying maintenance device is simple in structure, low in cost, and high in performance-price ratio, and can be repeatedly used; second, compared with the existing methods of pasting a maintenance film or installing a combined maintenance film with a water-retaining function on the outer side of the pier body, or spraying a maintenance agent on the surface of the pier body, the device saves time, is not easy to be damaged, has strong durability, and has superior sealing and maintenance effect; third, the intelligent spraying maintenance column concrete fine quantitative control saves a large amount of water resources compared with the installation of a drip bucket at the top of the pier or the installation of a spraying pipe on the pier body; fourth, the multiple vertical water pipes are spirally installed from bottom to top, and multiple spray heads C are installed, so that the elliptical spray surface of each spray head C can cover the surface of the column to the greatest extent, thereby improving the relative humidity of the cast-in-place concrete maintenance, and the effect is precise and efficient; fifth, the calculation method is clear in principle, scientific and reasonable, practical and easy to implement, and can guide the implementation of the high-pier-column concrete intelligent spraying maintenance device, so as to save resources, reduce costs, and improve engineering safety and quality performance. Therefore, the high-pier-column concrete intelligent spraying maintenance device has the advantages of simple structure, safety and economy, convenient construction, energy saving and emission reduction, and the like, and in combination with the corresponding implementation method, has high economic benefit, energy saving and emission reduction benefit, and social benefit. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a front view of the utility model.

[0015] Figure 2 is a top view. Figure 1

[0016] Figure 3 is a column surface expansion wetting effect diagram of multiple spray head C elliptical spray surfaces. DETAILED DESCRIPTION

[0017] ​The utility model will make detailed description again to the embodiment of the utility model according to the above-mentioned drawing.

[0018] As Figures 1-3 shown, 1. pile foundation, 2. bearing platform, 3. column, 31. bridge pier column reinforcement, 32. joint, 41. vertical water pipe, 42. top ring water pipe, 43. bottom ring water pipe, 44. water pump, 51. spray head A, 52. spray head B, 53. spray head C, 6. sealing cover, 61. cover body, 62. cover lid, 63. sand and gravel, 7. humidity meter.

[0019] High pier column concrete intelligent spraying maintenance device, as Figure 1 shown, mainly applied to the watering maintenance of concrete high pier column, wherein the high pier column concrete intelligent spraying maintenance device includes the column 3 of the column 3 of the bridge pier column reinforcement 31 on the bearing platform 2 of the multiple pile foundations 1 and is combined with the column formwork cast-in-place construction reinforced concrete bridge pier, and after the cast-in-place concrete and the removal of the column formwork, the top of the column is provided with the sleeved top ring water pipe 42, the bottom of the column is provided with the sleeved bottom ring water pipe 43, and the outer periphery of the column is provided with multiple circumferentially surrounding vertical water pipes 41, each vertical water pipe is a steel hollow pipe, and the two ends of each vertical water pipe 41 are respectively communicated with the top ring water pipe 42 and the bottom ring water pipe 43, that is, after the two ends of the multiple vertical water pipes 41 are respectively communicated with the top ring water pipe 42 and the bottom ring water pipe 43, a stable barrel-shaped structure can be formed.

[0020] The pile foundation 1 is the foundation of the bridge pier, and the multiple pile foundations are connected together by the bearing platform 2 to jointly constitute the foundation of the bridge pier.

[0021] The column 3 is connected into the bridge pier column reinforcement 31 by the pre-buried and protruding reinforcement of the bearing platform 2, and is formed by pouring cement concrete after installing the column formwork and serves as the lower support structure of the bridge, the height of the column 3 is determined by the height of the bridge, and the quality of the cast-in-place concrete maintenance of the high bridge pier is related to the appearance and internal quality and is one of the key points, difficulties and keys of the quality guarantee of the bridge construction.

[0022] The top ring water pipe 42 is provided with multiple spray heads A 51 on the lower side, each vertical water pipe 41 is provided with multiple humidity meters 7 from top to bottom, multiple spray heads B 52 are installed at the top of the column 3 on the upper part of each vertical water pipe 41, and multiple spray heads C 53 are installed on the multiple vertical water pipes 41 from bottom to top in a spiral shape, so that the multiple spray heads A, the multiple spray heads B and the multiple spray heads C can jointly spray mist water droplet particles to maintain the cast-in-place concrete, and the bottom ring water pipe 43 is connected with the water pump 44 to supply water.

[0023] The multiple spray heads A, the multiple spray heads B and the multiple spray heads C are all fine atomizing nozzles, and the average diameter of the mist water droplet particles sprayed is 10 ~ 15 The working pressure is 0.2-0.5 MPa, the injection flow and injection time are controlled by electromagnetic valves with automatic control function, the injection surface of the plurality of nozzles A faces downward to the top surface of the column, and the injection surface of the plurality of nozzles B horizontally faces the vertical surface of the column.

[0024] The plurality of nozzles C are installed on the plurality of vertical water pipes 41 in a spiral shape from bottom to top, the spiral pitch height is h / 2, the rising angle is The up-down and left-right injection direction angle of each nozzle C requires that the maximum elliptical injection surface after the injection can cover the column surface of the segment, and the relative humidity of the cast-in-place concrete curing can be improved, and the effect is precise and efficient.

[0025] The humidity meter 7 is a humidity sensor, which senses the humidity change in the space between the sealing cover 6 and the column 3, and converts the humidity change into an electronic signal through the physical or chemical property change of the device material and transmits to the central processor, when the relative humidity measured by the plurality of humidity meters is lower than the predetermined value, the central processor automatically instructs the plurality of nozzles B and the plurality of nozzles C to supplement the injection of mist water droplet particles to make the relative humidity rise to the highest predetermined value, until the relative humidity measured by the plurality of humidity meters reaches the highest predetermined value, the central processor automatically instructs the plurality of nozzles B and the plurality of nozzles C to stop supplementing the injection of mist water droplet particles.

[0026] The column 3 is externally provided with a sealing cover 6 which collectively covers the column, the top ring water pipe, the plurality of vertical water pipes and the bottom ring water pipe from top to bottom, the sealing cover is composed of a cylindrical cover body 61 and a circular cover cover 62, both of which are made of plastic thin material and have the characteristics of high strength, sun protection, waterproof and anti-aging.

[0027] The cover body 61 is sequentially spliced by a plurality of cylindrical segments through horizontal joints, the joints are sealed without water mist leakage, the cover body is sleeved on the outside of the column from top to bottom along the outside of the plurality of vertical water pipes, and the cover cover 62 is arranged on the top ring water pipe and is integrally connected with the top end circumference of the cover body in a sealed manner, that is, the cover cover and the cover body are connected in a sealed manner without water mist leakage.

[0028] The cover body 61 is firmly buckled with the plurality of vertical water pipes by a plurality of plastic mushroom buckles or metal buckles which are convenient to disassemble and assemble, and the cover cover 62 is firmly buckled with the top ring water pipe by a plurality of plastic mushroom buckles or metal buckles which are convenient to disassemble and assemble; the bottom of the sealing cover, specifically the bottom of the cover body, is bent and covers the gravel 63 on the top surface of the pile cap to form a closed and permeable part for falling mist water droplet particles.

[0029] The utility model discloses a high pier column concrete intelligentized spraying curing device which is simple in structure, safe and economical, convenient to construct and energy-saving and emission-reducing.

[0030] The embodiments of the present application are only used for illustrating the present application and are not used for limiting the scope of the present application. In addition, it should also be understood that after reading the content taught by the present application, those skilled in the art can make various changes or modifications to the present application, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

Claims

1. A high-pier concrete intelligent spray curing device, comprising a reinforced concrete pier column (3) constructed on the pile cap (2) of multiple pile foundations (1) by means of pier column steel bars (31) and in combination with column formwork, characterized in that... The column (3) is equipped with a top ring water pipe (42) at the top and a bottom ring water pipe (43) and a water pump (44) connected to the bottom ring water pipe (43) at the bottom. The column (3) is equipped with multiple circumferentially encircling vertical water pipes (41) on its outer circumference. The two ends of each vertical water pipe are connected to the top ring water pipe (42) and the bottom ring water pipe (43) respectively. Multiple nozzles A (51) are installed on the lower side of the top ring water pipe (42). Each vertical water pipe (41) is installed from top to bottom. Multiple humidity meters (7) are installed. Multiple nozzles B (52) are installed at the top of the column (3) above each vertical water pipe (41). Multiple nozzles C (53) are installed in a spiral pattern from bottom to top on multiple vertical water pipes (41). A sealing cover (6) is provided outside the column (3) from top to bottom, which covers the column (3), the top ring water pipe (42), multiple vertical water pipes (41) and the bottom ring water pipe (43). The bottom of the sealing cover is covered with gravel (63) between it and the top surface of the support (2).

2. The intelligent spray curing device for high-pier concrete as described in claim 1, characterized in that... The sealing cover (6) consists of a cover body (61) and a cover (62). The cover body (61) covers the outside of the column (3) from top to bottom along the outside of multiple vertical water pipes (41). The cover (62) is set on the top ring water pipe (42) and is circumferentially sealed and connected to the top of the cover body (61).

3. The intelligent spray curing device for high-pier concrete as described in claim 1, characterized in that... Each vertical water pipe (41) is a hollow steel pipe. The two ends of the multiple vertical water pipes (41) are connected to the top ring water pipe (42) and the bottom ring water pipe (43) respectively to form a stable cylindrical structure. The top ring water pipe (42) is welded firmly to the pier column steel bar (31) by the joint (32). The bottom of the multiple vertical water pipes (41) is welded or anchored to the embedded parts of the pier cap (2).

4. The intelligent spray curing device for high pier concrete as described in claim 1, characterized in that... The multiple nozzles A (51), B (52), and C (53) are all fine atomizing nozzles, spraying atomized water droplets with an average diameter of 10 mm. ~15 Between 0.2MPa and 0.5MPa, the working pressure is 0.2MPa to 0.5MPa; the spray flow and spray time are controlled by a solenoid valve with automatic control function; the spray surfaces of the multiple nozzles A (51) are downward toward the top surface of the column (3), and the spray surfaces of the multiple nozzles B (52) are horizontal toward the vertical surface of the column (3).

5. The intelligent spray curing device for high-pier concrete as described in claim 1, characterized in that... The multiple vertical water pipes (41) are spirally installed with multiple nozzles C (53) from bottom to top. The height of the spiral section is h / 2 and the rise angle is... The spray direction angles of each nozzle C (53) in the up, down, left, and right directions are required to maximize the coverage of the elliptical spray surface that unfolds after spraying.

6. The intelligent spray curing device for high pier concrete according to claim 2, characterized in that... The cover (61) is cylindrical and the cover (62) is circular, both made of thin plastic material. The cover (61) is secured to multiple vertical water pipes (41) by multiple easy-to-assemble and disassemble plastic mushroom buckles or metal buckles. The cover (62) is secured to the top ring water pipe (42) by multiple easy-to-assemble and disassemble plastic mushroom buckles or metal buckles. The connection between the cover (62) and the cover (61) is sealed and leak-proof. The bottom of the cover (61) and the top surface of the support (2) are bent and covered with gravel (63) to form a closed and permeable mist-like water droplets.

7. The intelligent spray curing device for high pier concrete as described in claim 2, characterized in that... The cover (61) is made of multiple cylindrical sections joined together by horizontal seams, and the seams are sealed to prevent water leakage.

8. The intelligent spray curing device for high-pier concrete as described in claim 1, characterized in that... The humidity meter (7) is a humidity sensor that senses the humidity change in the space between the sealing cover (6) and the column (3) and converts the humidity change into an electronic signal and transmits it to the central processing unit through the change in the physical or chemical properties of the device material.

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