阅读说明：本技术 坝面混凝土养护装置及其养护方法 (Dam surface concrete maintenance device and maintenance method thereof ) 是由 王晓军 郭红民 张夏梦 张杨 杨莹 许宏鋆 康文博 张达 于 2020-10-30 设计创作，主要内容包括：一种坝面混凝土养护装置及其养护方法,包括工程车,工程车包括驾驶舱和机械臂,驾驶舱顶部设有水箱,机械臂前端设有洒水除水组合头；洒水除水组合头包括固定支架,固定支架上设有洒水探头和吸水探头；水箱底部设有洒水管,洒水管与洒水探头连接,且洒水管上设有供水泵；水箱顶部设有吸水管,吸水管与吸水探头连接,且吸水管上设有吸水泵。本发明解决了混凝土浇筑施工中工人手动洒水降温及表面除水的效率低下的问题；通过本发明可以扩大施工范围,提高施工效率,减少大量人力耗费,实现水资源循环。(A dam surface concrete curing device and a curing method thereof comprise an engineering truck, wherein the engineering truck comprises a cockpit and a mechanical arm, a water tank is arranged at the top of the cockpit, and a water sprinkling and dewatering combined head is arranged at the front end of the mechanical arm; the sprinkling and dewatering combined head comprises a fixed bracket, and a sprinkling probe and a water absorption probe are arranged on the fixed bracket; the bottom of the water tank is provided with a sprinkling pipe, the sprinkling pipe is connected with a sprinkling probe, and the sprinkling pipe is provided with a water supply pump; the top of the water tank is provided with a water suction pipe which is connected with a water suction probe, and the water suction pipe is provided with a water suction pump. The invention solves the problems of low efficiency of manual sprinkling and temperature reduction and surface dewatering of workers in concrete pouring construction; the invention can enlarge the construction range, improve the construction efficiency, reduce a large amount of labor consumption and realize water resource circulation.)

1. The utility model provides a dam face concrete curing means, includes the machineshop car, and the machineshop car includes cockpit (9) and arm, its characterized in that: a water tank (8) is arranged at the top of the cockpit (9), and a water spraying and removing combined head is arranged at the front end of the mechanical arm; the sprinkling and dewatering combined head comprises a fixed support (13), and a sprinkling probe (16) and a water absorption probe (17) are arranged on the fixed support (13); a sprinkling pipe (3) is arranged at the bottom of the water tank (8), the sprinkling pipe (3) is connected with a sprinkling probe (16), and a water supply pump (10) is arranged on the sprinkling pipe (3); the top of the water tank (8) is provided with a water suction pipe (4), the water suction pipe (4) is connected with a water suction probe (17), and a water suction pump (62) is arranged on the water suction pipe (4).

2. The dam surface concrete curing apparatus according to claim 1, characterized in that: the fixed support (13) is of a rectangular frame structure, the number of the sprinkling probes (16) and the number of the water absorption probes (17) are multiple, and the sprinkling probes (16) and the water absorption probes (17) are mutually staggered and arranged in a rectangular shape; each sprinkling probe (16) is connected in series through a pipeline and communicated with the sprinkling pipe (3); each water suction probe (17) is connected in series through a pipeline and is communicated with the water suction pipe (4).

3. The dam surface concrete curing apparatus according to claim 2, characterized in that: the bottom edge of the fixed bracket (13) is provided with a plurality of rollers (14).

4. The dam surface concrete curing apparatus according to claim 2, characterized in that: the sprinkling probe (16) and the water absorption probe (17) are respectively connected with a hard pipeline, and the hard pipeline is connected with a soft pipe (19) through a pipeline joint; a watering probe (16), a water absorption probe (17), two hard pipelines and two soft tubes (19) form a group of operation units, each group of operation units is provided with a round ball columnar support (15), the round ball columnar support (15) is fixed on a fixed support (13), the round ball columnar support (15) is provided with two strip-shaped through holes, the two hard pipelines respectively pass through the two strip-shaped through holes, and the hard pipelines are connected with the round ball columnar support (15) through fixing bolts (18).

5. The dam face concrete curing apparatus of claim 4, wherein: the sprinkling probe (16) and the water absorption probe (17) are both made of rubber materials, the front end of the water absorption probe (17) is of a conical structure, the sprinkling probe (16) is of a horn-shaped structure, and a plurality of sprinkling holes (161) are formed in the sprinkling probe (16).

6. The dam face concrete curing apparatus of claim 4, wherein: a front-mounted filter device is arranged on a hard pipeline connected with the water absorption probe (17); the front-mounted filter device comprises a front-mounted filter barrel (222) arranged on the hard pipeline, the axis of the front-mounted filter barrel (222) is perpendicular to the axis of the hard pipeline, and a double-helix rotor (228) is arranged in the front-mounted filter barrel (222); the double-helix rotor (228) comprises a rotating shaft, wherein the rotating shaft is provided with a positive helical blade and a negative helical blade, and the diameters of the helical blades are gradually reduced from the middle part of the rotating shaft to two sides; sand collecting barrels (227) are arranged at two ends of the front filtering barrel (222), and the sand collecting barrels (227) are positioned below the front filtering barrel (222).

7. The dam face concrete curing apparatus of claim 6, wherein: the front filtering barrel (222) is communicated with the rear filtering barrel (221), and the rear filtering barrel (221) is sequentially provided with a circular filtering ring (223), a triangular filtering ring (224), a PP cotton net filtering ring (225) and an RO membrane filtering ring (226) along the flowing direction of water flow.

8. The dam surface concrete curing apparatus according to claim 1, characterized in that: a triangular motor support (61) and a water purifier (64) are arranged on the water tank (8), a water suction pump (62) is arranged on the triangular motor support (61), a main water purification pipe (63) and an auxiliary water purification pipe (65) are respectively arranged at the upper end and the lower end of the water purifier (64), the main water purification pipe (63) is connected with the water suction pump (62), and the auxiliary water purification pipe (65) is communicated with the water tank (8).

9. The dam surface concrete curing apparatus according to claim 1, characterized in that: an L-shaped water outlet pipe (11) is arranged below the side wall of the water tank (8), and a water drain valve (12) is arranged on the L-shaped water outlet pipe (11).

10. The maintenance method of a dam surface concrete maintenance device according to any one of claims 1 to 9, characterized in that:

the water removal method comprises the following steps: operating the mechanical arm to enable the roller (14) below the fixed support (13) to contact the concrete surface, and then starting the water suction pump (62) to enable the water suction probe (17) to start to suck water;

during the water absorption process, sand and the like are collected into a sand collecting barrel (227) by a double-helix rotor (228) in the front filtering barrel (222), and stones which are not completely filtered by the double-helix rotor (228) are isolated on a circular filtering ring (223) and a triangular filtering ring (224) in the rear filtering barrel (221);

the absorbed sewage sequentially passes through a PP cotton net filtering ring (225), an RO membrane filtering ring (226) and a water purifier (64), and is finally collected by a water tank (8);

continuous operation, namely, the water in the water tank reaches a high water level or the task is finished; if the operation is not finished when the high water level is reached, the water drain valve (12) needs to be opened to reduce the water level;

the sprinkling method comprises the following steps: when the water is sprayed and the temperature is reduced, the water tank is filled with water, then a driver opens the water supply pump (10), water flows to the water spraying probe (16) from the water tank (8) through the water spraying pipe (3), and is sprayed out from the water spraying holes (161), so that the temperature of the dry concrete surface is reduced.

Technical Field

The invention belongs to the technical field of concrete curing, and particularly relates to a dam surface concrete curing device and a curing method thereof.

Background

At present, when modern large concrete is poured, the manual watering cooling efficiency is low, the construction task is heavy, and manpower and material resources are consumed. Some curing devices, such as "a highway engineering bridge construction bridge deck concrete curing device" disclosed in chinese patent document CN 111673893 a, can better regulate and control the temperature and humidity of a concrete sample when the concrete sample is cured, so that the concrete sample can be better cured, and the curing quality of the concrete sample is effectively improved. But the equipment is all fixed, is suitable for the maintenance of the construction stage of the base, and can not play a role in the daily maintenance of the dam surface. There is therefore a need for an apparatus for routine maintenance of dam facing concrete.

Disclosure of Invention

In view of the technical problems in the background art, the dam surface concrete curing device and the curing method thereof provided by the invention solve the problems of low efficiency of manual sprinkling and temperature reduction and surface dewatering of workers in concrete pouring construction; the invention can enlarge the construction range, improve the construction efficiency, reduce a large amount of labor consumption and realize water resource circulation.

In order to solve the technical problems, the invention adopts the following technical scheme to realize:

a dam surface concrete curing device comprises an engineering truck, wherein the engineering truck comprises a cockpit and a mechanical arm, a water tank is arranged at the top of the cockpit, and a water sprinkling and removing combined head is arranged at the front end of the mechanical arm; the sprinkling and dewatering combined head comprises a fixed bracket, and a sprinkling probe and a water absorption probe are arranged on the fixed bracket; the bottom of the water tank is provided with a sprinkling pipe, the sprinkling pipe is connected with a sprinkling probe, and the sprinkling pipe is provided with a water supply pump; the top of the water tank is provided with a water suction pipe which is connected with a water suction probe, and the water suction pipe is provided with a water suction pump.

In a preferred scheme, the fixed support is of a rectangular frame structure, the number of the sprinkling probes and the number of the water absorption probes are multiple, and the sprinkling probes and the water absorption probes are mutually staggered and arranged in a rectangular shape; each sprinkling probe is connected in series through a pipeline and communicated with a sprinkling pipe; each water suction probe is connected in series through a pipeline and is communicated with the water suction pipe.

In a preferred scheme, a plurality of rollers are arranged at the bottom edge of the fixed support.

In the preferred scheme, the water spraying probe and the water absorption probe are respectively connected with a hard pipeline, and the hard pipeline is connected with a soft pipe through a pipeline joint; a watering probe, a probe that absorbs water, two stereoplasm pipelines and two soft pipes have constituted a set of operation unit, are equipped with ball cylindricality support on each operation unit of group, and ball cylindricality support is fixed on the fixed bolster, and ball cylindricality support is equipped with two bar through holes, and two stereoplasm pipelines pass in two bar through holes respectively, and the stereoplasm pipeline passes through fixing bolt and is connected with ball cylindricality support.

In the preferred scheme, the sprinkling probe and the water absorption probe are both made of rubber materials, the front end of the water absorption probe is of a conical structure, the sprinkling probe is of a horn-shaped structure, and a plurality of sprinkling holes are formed in the sprinkling probe.

In a preferred scheme, a front-mounted filtering device is arranged on a hard pipeline connected with the water absorption probe; the front-mounted filter device comprises a front-mounted filter barrel arranged on the hard pipeline, the axis of the front-mounted filter barrel is perpendicular to the axis of the hard pipeline, and a double-helix rotor is arranged in the front-mounted filter barrel; the double-helix rotor comprises a rotating shaft, wherein the rotating shaft is provided with a positive helical blade and a negative helical blade, and the diameters of the helical blades are gradually reduced from the middle part of the rotating shaft to two sides; the sand and stone collecting barrels are arranged at the two ends of the front filtering barrel and are positioned below the front filtering barrel.

In the preferred scheme, the front filtering barrel is communicated with the rear filtering barrel, and the rear filtering barrel is sequentially provided with a circular filtering ring, a triangular filtering ring, a PP cotton net filtering ring and an RO membrane filtering ring along the water flow direction.

In the preferred scheme, the water tank is provided with a triangular motor support and a water purifier, the water suction pump is arranged on the triangular motor support, the upper end and the lower end of the water purifier are respectively provided with a main water purification pipe and an auxiliary water purification pipe, the main water purification pipe is connected with the water suction pump, and the auxiliary water purification pipe is communicated with the water tank.

In the preferred scheme, an L-shaped water outlet pipe is arranged below the side wall of the water tank, and a water drain valve is arranged on the L-shaped water outlet pipe.

The maintenance method of the dam surface concrete maintenance device comprises the following steps:

the water removal method comprises the following steps: operating the mechanical arm to enable the roller below the fixed support to contact the surface of the concrete, and then starting the water suction pump to enable the water suction probe to start to suck water;

in the process of water absorption, the double-helix rotor in the front filtering barrel collects sand, stones and the like into the sand collecting barrel, and the stones which are not completely filtered by the double-helix rotor are also isolated on the circular filtering ring and the triangular filtering ring in the rear filtering barrel;

the absorbed sewage sequentially passes through a PP cotton net filter ring, an RO membrane filter ring and a water purifier and is finally collected by a water tank;

continuous operation, namely, the water in the water tank reaches a high water level or the task is finished; if the operation is not finished when the water reaches the high water level, the water drain valve needs to be opened to reduce the water level;

the sprinkling method comprises the following steps: when carrying out the watering cooling operation, at first fill the water tank with water, the driver opens the working shaft after that, with water from the water tank through watering pipe flow to watering probe, again from the spraying hole blowout, for dry concrete surface cooling.

This patent can reach following beneficial effect:

the invention purifies sewage, is convenient for secondary use of water, realizes water resource circulation and achieves the effect of protecting water resources. The water absorption and pumping device of the device is separated, the operation is convenient, the water absorption device takes the filtering and purifying effects into consideration, the filtering and purifying integrated effect is achieved, and the device can be applied to different concrete surfaces.

In this technical scheme, when water flowed through from double helix rotor, the rotation of double helix rotor, the great grit of granule can be separated by double helix rotor and keep off to along with double helix rotor's rotation, the grit can remove to double helix rotor both ends slowly, drops in the grit collecting vessel at last. Because the axis of the front filter barrel is perpendicular to the axis of the hard pipeline, and the length of the front filter barrel is far greater than the inner diameter of the hard pipeline, the water mobility at the two ends of the double-helix rotor is weaker, and the sand and stone have a precipitation effect; the double-helix rotor can transport larger gravel to two ends, so that the gravel is prevented from blocking the front filter barrel in a short time, and because the amount of the gravel on the bottom surface of concrete is larger, if the blockage in the front filter barrel cannot be effectively cleared away, the water absorption probe can be blocked in a short time, and the operation efficiency is influenced. The technical scheme can well solve the problem.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is an overall three-dimensional view of the present invention;

FIG. 2 is a view showing the installation position of the water tank according to the present invention;

FIG. 3 is a three-dimensional view of the water tank of the present invention;

FIG. 4 is a first three-dimensional structural view of the fixing bracket of the present invention;

FIG. 5 is a second three-dimensional structural view of the fixing bracket of the present invention;

FIG. 6 is a diagram illustrating the effect of the installation of the water spray probe and the water absorption probe according to the present invention;

FIG. 7 is a first view of the connection structure of the front filtering barrel and the rear filtering barrel according to the present invention;

FIG. 8 is a second view of the connection structure of the front filtering barrel and the rear filtering barrel according to the present invention;

FIG. 9 is a front view of the circular filter ring of the present invention;

FIG. 10 is a front view of a triangular filter ring of the present invention;

FIG. 11 is a front view of a PP web filter ring of the present invention;

FIG. 12 is a front view of an RO membrane filtration ring of the present invention.

In the figure: the water supply device comprises a crawler 1, a distant view lamp 2, a water spraying pipe 3, a water suction pipe 4, a triangular motor support 61, a water suction pump 62, a main water purification pipe 63, a water purifier 64, an auxiliary water purification pipe 65, a box cover 7, a water tank 8, a cockpit 9, a water supply pump 10, an L-shaped water outlet pipe 11, a water discharge valve 12, a fixed support 13, a roller 14, a spherical cylindrical support 15, a water spraying probe 16, a water spraying hole 161, a water suction probe 17, a fixed bolt 18, a soft pipe 19, a hexagonal nut 20, a crescent-shaped mechanical arm 21, a rear filter barrel 221, a front filter barrel 222, a circular filter ring 223, a triangular filter ring 224, a PP cotton net filter ring 225, an RO membrane filter ring 226, a sand collecting barrel 227, a double-helix rotor 228 and a sealing rubber ring 229.

Detailed Description

The preferred scheme is as shown in fig. 1 to 12, and the dam surface concrete curing device comprises an engineering truck, wherein the engineering truck comprises a cockpit 9 and a mechanical arm, a water tank 8 is arranged at the top of the cockpit 9, and a water spraying and removing combined head is arranged at the front end of the mechanical arm; the sprinkling and dewatering combined head comprises a fixed bracket 13, and a sprinkling probe 16 and a water absorption probe 17 are arranged on the fixed bracket 13; a sprinkling pipe 3 is arranged at the bottom of the water tank 8, the sprinkling pipe 3 is connected with a sprinkling probe 16, and a water supply pump 10 is arranged on the sprinkling pipe 3; the top of the water tank 8 is provided with a water suction pipe 4, the water suction pipe 4 is connected with a water suction probe 17, and the water suction pipe 4 is provided with a water suction pump 62.

The engineering truck adopted by the technical scheme can select a crawler excavator, and a bucket of the excavator is replaced by the fixed support 13. Install dewatering and watering integral type device additional on the basis of current machineshop car, be equipped with a plurality of watering probes 16 and the probe 17 that absorbs water on the fixed bolster 13, concrete structure is:

the fixed support 13 is in a rectangular frame structure, the number of the sprinkling probes 16 and the water absorption probes 17 is multiple, and the sprinkling probes 16 and the water absorption probes 17 are mutually staggered and arranged in a rectangular shape; each sprinkling probe 16 is connected in series through a pipeline and communicated with the sprinkling pipe 3; each suction probe 17 is connected in series through a pipe and is communicated with the suction pipe 4.

Further, the bottom edge of the fixing bracket 13 is provided with a plurality of rollers 14. After the roller 14 contacts with the bottom surface of the concrete, a fixed gap can be formed between the fixed support 13 and the ground, and the water spraying probe 16 and the water absorption probe 17 can be prevented from being damaged due to friction with the ground.

Furthermore, the sprinkling probe 16 and the water absorption probe 17 are respectively connected with a hard pipeline, and the hard pipeline is connected with a soft pipe 19 through a pipeline joint; a sprinkling probe 16, a water absorption probe 17, two hard pipelines and two soft tubes 19 form a group of operation units, each group of operation units is provided with a round ball cylindrical support 15, the round ball cylindrical support 15 is fixed on a fixed support 13, the round ball cylindrical support 15 is provided with two strip-shaped through holes, the two hard pipelines respectively pass through the two strip-shaped through holes, and the hard pipelines are connected with the round ball cylindrical support 15 through fixing bolts 18.

The sprinkling probe 16 and the water absorption probe 17 can be adjusted within a certain angle, and when the equipment is initially installed, the angles of the sprinkling probe 16 and the water absorption probe 17 can be manually adjusted, so that the sprinkling probe 16 and the water absorption probe 17 reach a proper operation angle.

Furthermore, the sprinkling probe 16 and the water absorption probe 17 are made of rubber, the front end of the water absorption probe 17 is in a conical structure, the sprinkling probe 16 is in a horn-shaped structure, and the sprinkling probe 16 is provided with a plurality of sprinkling holes 161. The water spraying probe 16 and the water absorption probe 17 are made of rubber materials, so that the water spraying probe 16 and the water absorption probe 17 can be prevented from colliding with the ground under the condition that the bottom surface of the concrete is not flat, and the bottom surface of the concrete is damaged.

Furthermore, a front-mounted filter device is arranged on a hard pipeline connected with the water absorption probe 17; the pre-filtering device comprises a pre-filtering barrel 222 arranged on the hard pipeline, the axis of the pre-filtering barrel 222 is perpendicular to the axis of the hard pipeline, and a double-helix rotor 228 is arranged in the pre-filtering barrel 222; the double-helix rotor 228 comprises a rotating shaft, wherein the rotating shaft is provided with a positive helical blade and a negative helical blade, and the diameters of the helical blades are gradually reduced from the middle part of the rotating shaft to two sides; sand collecting buckets 227 are arranged at two ends of the front filtering bucket 222, and the sand collecting buckets 227 are positioned below the front filtering bucket 222.

When water flows through the double-screw rotor 228, the double-screw rotor 228 rotates, sand with larger particles is blocked by the double-screw rotor 228, and along with the rotation of the double-screw rotor 228, the sand slowly moves to the two ends of the double-screw rotor 228 and finally falls into the sand collecting bucket 227. Because the axis of the front filter barrel 222 is perpendicular to the axis of the hard pipeline, and the length of the front filter barrel 222 is far greater than the inner diameter of the hard pipeline, the water fluidity at the two ends of the double-helix rotor 228 is weaker, and the sand has a precipitation effect; the double-helix rotor 228 can transport larger sand to both ends, so that the sand is prevented from blocking the front filter barrel 222 in a short time, and because the sand amount on the concrete bottom surface is larger, if the blockage in the front filter barrel 222 cannot be effectively and quickly cleared, the water absorption probe 17 can be blocked in a short time, and the operation efficiency is influenced. The technical scheme can well solve the problem.

Further, the front filter vat 222 is communicated with the rear filter vat 221, and the rear filter vat 221 is provided with a circular filter ring 223, a triangular filter ring 224, a PP cotton net filter ring 225 and an RO membrane filter ring 226 in sequence along the water flow direction. The filtering hole diameters of the circular filtering ring 223, the triangular filtering ring 224, the PP cotton net filtering ring 225 and the RO membrane filtering ring 226 are gradually reduced.

Further, a triangular motor support 61 and a water purifier 64 are arranged on the water tank 8, the water suction pump 62 is arranged on the triangular motor support 61, a main purified water pipe 63 and an auxiliary purified water pipe 65 are respectively arranged at the upper end and the lower end of the water purifier 64, the main purified water pipe 63 is connected with the water suction pump 62, and the auxiliary purified water pipe 65 is communicated with the water tank 8.

Furthermore, an L-shaped water outlet pipe 11 is arranged below the side wall of the water tank 8, and a water drain valve 12 is arranged on the L-shaped water outlet pipe 11.

The maintenance method of the dam surface concrete maintenance device comprises the following steps:

the water removal method comprises the following steps: operating the mechanical arm to enable the roller 14 below the fixed support 13 to contact the concrete surface, and then starting the water suction pump 62 to enable the water suction probe 17 to start to suck water;

in the process of water absorption, sand and the like are collected into the sand collecting barrel 227 by the double-helix rotor 228 in the front filtering barrel 222, and stones which are not completely filtered by the double-helix rotor 228 are also isolated on the circular filtering ring 223 and the triangular filtering ring 224 in the rear filtering barrel 221, so that the blockage and damage of equipment are avoided;

the absorbed sewage sequentially passes through a PP cotton net filter ring 225, an RO membrane filter ring 226 and a water purifier 64 and is finally collected by a water tank 8;

continuous operation, namely, the water in the water tank reaches a high water level or the task is finished; if the operation is not finished when the high water level is reached, the water drain valve 12 needs to be opened to reduce the water level;

the sprinkling method comprises the following steps: when the water is sprayed and the temperature is lowered, the water tank is first filled with water, then the driver turns on the water supply pump 10 to supply water from the water tank 8 to the water spray probe 16 through the water spray pipe 3, and the water is sprayed from the water spray holes 161 to cool the surface of the dry concrete. The risk of cracking is reduced, and the driver can operate the extension or the contraction of the auxiliary mechanical arm 51, so that the working surface of sprinkling and dewatering is changed, and the working efficiency is improved.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.