Bar planting process in humid and open water environment

文档序号:4086 发布日期:2021-09-17 浏览:65次 中文

1. A bar planting process in a humid and open water environment, which is characterized by comprising the following steps,

step one, drilling:

(1) determining the position of a drilling hole and the open water depth on the site through on-site measurement, observation and calculation, selecting a mounting plate with the length being higher than the open water depth, and enclosing a zone capable of planting the steel bar by taking the position of the drilling hole as the center;

(2) pumping water in the construction area to the outside of the construction area through a drainage device;

(3) arranging a mounting rack above a drilling position in a construction area, erecting a sliding rack capable of moving up and down and sliding on the mounting rack, and arranging an auxiliary supporting plate for placing a percussion drill on the sliding rack;

(4) training workers before construction, marking a drill bit during drilling, placing a percussion drill on an auxiliary supporting plate, aligning the percussion drill bit to a drilling position, and realizing vertical drilling of the percussion drill with the aid of a sliding frame;

(5) during on-site construction, managers on-site side stations strictly control the drilling depth;

step two, hole cleaning control:

(1) arranging a cleaning device which is a hollow pipe, wherein one end of the hollow pipe is connected with an exhaust fan, a plurality of through holes are formed in the side wall of the hollow pipe, the through holes are uniformly distributed and are fully distributed at the positions of the through holes, and hard bristles are fully distributed at the outer side wall of the hollow pipe;

(2) cleaning holes with a cleaning device according to a normal procedure, reliably connecting a thin tube with the diameter of not more than 20mm to a tap water faucet to form pressure water, and controlling the water pressure to a proper degree by using the tap water faucet;

(3) extending the thin water pipe into the bottommost part of the bar planting hole, cleaning the hole with boiled water, and flushing out residues and slurry;

(4) putting the cleaning device into the bar embedding hole again, moving up and down to and fro, and extracting residual residues and water;

(5) repeating the above procedures for at least 3 times, observing water gushing out from the hole, and if the water is clear and residues and water extracted by the cleaning device are basically not contained, finishing cleaning;

step three, controlling the glue injection plumpness:

(1) before glue injection, measuring the hole depth to ensure that the length of the glue injection pipe is greater than the hole depth;

(2) arranging workers with rich glue injection experience, starting glue injection from the bottom of the hole during glue injection, slowly lifting a glue injector according to the glue discharging speed, ensuring that the hole is filled with glue, and discharging open water in the hole;

(3) when glue spills over the hole, pass through the slow rotatory patchhole of bar planting device with the reinforcing bar that prepares in advance immediately, after revolving the reinforcing bar to the hole bottom, set up the mount on the mounting bracket, through the fixed reinforcing bar of mount, prevent that the reinforcing bar from kick-backing, enclose and keep off the bar planting region, forbid to wave the reinforcing bar, solidify until glue.

2. The wet and open water environment bar planting process according to claim 1, characterized in that: the diameter of the cleaning device is not more than 20 mm.

3. The wet and open water environment bar planting process according to claim 1, characterized in that: in the step 2, after the cleaning device extracts residues and water, a heating rod is used for further drying the tendon holes.

4. The wet and open water environment bar planting process according to claim 1, characterized in that: the mounting bracket comprises two fixing rods fixed on two sides of the bar planting hole through high-strength bolts.

5. The wet and open water environment bar planting process according to claim 1, characterized in that: the sliding frame comprises first sleeves which are respectively sleeved on the fixed rod in a sliding mode, and springs which are sleeved on the fixed rod and one ends of which are connected with the first sleeves; the two sleeves are connected through an auxiliary supporting plate, and an opening for the percussion drill bit to pass through is formed in the center of the auxiliary supporting plate.

6. The wet and open water environment bar planting process according to claim 1, characterized in that: the fixing frame comprises second sleeves which are respectively sleeved on the fixing rods, the inner surfaces of the second sleeves are attached to the outer surfaces of the fixing rods, and the inner surfaces of the second sleeves are rough surfaces; a screw rod and a screwing nut rotatably arranged on the screw rod are arranged at the second sleeve; the screw rods on the two second sleeves are arranged correspondingly to each other.

Background

Under the current situation, the embedded bars in the national standard and the process method require the original concrete base surface to be dry, and the national standard has clear requirements on the water content of the concrete, but in actual construction, the embedded bars are often required in a humid environment.

The existing bar planting process comprises the following steps: and (3) bar planting: and (3) drilling holes on the concrete base material by using an electric drill, and implanting the reinforcing steel bars with the new structure into the original concrete for connecting the new and old concrete structures. Hole cleaning: after the concrete base material is drilled, dust in the hole, loose aggregate caused by drilling and the like need to be cleaned. Injecting glue: structural glue is injected into the holes.

As a new reinforcing technology, bar planting is widely used in reconstruction and reinforcement of industrial and civil buildings, and at present, the bar planting in a dry environment has mature theory and practical experience, but when the concrete is wet and has water, the concrete water content treatment can be firstly carried out and then the bar planting can be carried out.

However, in the basement of the tail building of some projects, underground open water is abundant, drainage is not easy, but ribs must be planted in a humid environment due to shortage of construction period. Although the market has a structural adhesive applicable to a humid environment, the structural adhesive has no related construction method and standard guidance construction, and the normal construction process is not applicable, so a new construction bar planting construction method is needed to guide construction in a humid or open water environment.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a bar planting process in a humid and open water environment, which can be carried out in the open water environment and has a good bar planting effect.

The technical scheme adopted by the invention for solving the technical problems is as follows: a bar planting process in a humid and open water environment comprises the following steps of: (1) determining the position of a drilling hole and the open water depth on the site through on-site measurement, observation and calculation, selecting a mounting plate with the length being higher than the open water depth, and enclosing a zone capable of planting the steel bar by taking the position of the drilling hole as the center; (2) pumping water in the construction area to the outside of the construction area through a drainage device; (3) arranging a mounting rack above a drilling position in a construction area, erecting a sliding rack capable of moving up and down and sliding on the mounting rack, and arranging an auxiliary supporting plate for placing a percussion drill on the sliding rack; (4) training workers before construction, marking a drill bit during drilling, placing a percussion drill on an auxiliary supporting plate, aligning the percussion drill bit to a drilling position, and realizing vertical drilling of the percussion drill with the aid of a sliding frame; (5) during on-site construction, managers on-site side stations strictly control the drilling depth; step two, hole cleaning control: (1) set up a belt cleaning device, this belt cleaning device is a hollow tube, and the one end of hollow tube is connected with the air exhauster, and a plurality of through-holes are seted up to this hollow tube lateral wall department, and this through-hole evenly distributed is covered with the through-hole position, and this hollow tube lateral wall department sets up and is covered with the bristle. (2) Cleaning holes with a cleaning device according to a normal procedure, reliably connecting a thin tube with the diameter of not more than 20mm to a tap water faucet to form pressure water, and controlling the water pressure to a proper degree by using the tap water faucet; (3) extending the thin water pipe into the bottommost part of the bar planting hole, cleaning the hole with boiled water, and flushing out residues and slurry; (4) putting the cleaning device into the bar embedding hole again, moving up and down to and fro, and extracting residual residues and water; (5) repeating the above procedures for at least 3 times, observing water gushing out from the hole, and if the water is clear and residues and water extracted by the cleaning device are basically not contained, finishing cleaning; step three, controlling the glue injection plumpness: (1) before glue injection, measuring the hole depth to ensure that the length of the glue injection pipe is greater than the hole depth; (2) arranging workers with rich glue injection experience, starting glue injection from the bottom of the hole during glue injection, slowly lifting a glue injector according to the glue discharging speed, ensuring that the hole is filled with glue, and discharging open water in the hole; (3) when glue spills over the hole, pass through the slow rotatory patchhole of bar planting device with the reinforcing bar that prepares in advance immediately, after revolving the reinforcing bar to the hole bottom, set up the mount on the mounting bracket, through the fixed reinforcing bar of mount, prevent that the reinforcing bar from kick-backing, enclose and keep off the bar planting region, forbid to wave the reinforcing bar, solidify until glue.

Preferably, the method comprises the following steps: the diameter of the cleaning device is not more than 20 mm.

Preferably, the method comprises the following steps: in the step 2, after the cleaning device extracts residues and water, a heating rod is used for further drying the tendon holes.

Preferably, the method comprises the following steps: the mounting bracket comprises two fixing rods fixed on two sides of the bar planting hole through high-strength bolts.

Preferably, the method comprises the following steps: the sliding frame comprises first sleeves which are respectively sleeved on the fixed rod in a sliding mode, and springs which are sleeved on the fixed rod and one ends of which are connected with the first sleeves; the two sleeves are connected through an auxiliary supporting plate, and an opening for the percussion drill bit to pass through is formed in the center of the auxiliary supporting plate.

Preferably, the method comprises the following steps: the fixing frame comprises second sleeves which are respectively sleeved on the fixing rods, the inner surfaces of the second sleeves are attached to the outer surfaces of the fixing rods, and the inner surfaces of the second sleeves are rough surfaces; a screw rod and a screwing nut rotatably arranged on the screw rod are arranged at the second sleeve; the screw rods on the two second sleeves are arranged correspondingly to each other.

The invention has the beneficial effects that: the water-removing device can effectively remove water from the surface of the bar planting area, a water pit does not need to be dug in an area without influencing the bar planting like the traditional method, and the water pump is used for pumping water from the surface of the bar planting area.

Can effectively clean the residue and water in the bar planting holes, thereby improving the quality of the bar planting.

The sliding frame can well control the drilling machine to keep vertical during drilling, and the drilled holes are better packaged in a vertical state.

Can prevent through the mount that the reinforcing bar after the bar planting from kick-backing.

Compared with the existing bar planting process, the bar planting process provided by the invention has the advantages that the efficiency is improved and the quality is guaranteed.

Drawings

FIG. 1 is a schematic view of a sliding rack of the present invention

FIG. 2 is a schematic view of a fixing frame according to the present invention;

fig. 3 is a schematic structural diagram of a cleaning apparatus according to an embodiment of the present invention.

In the figure, 1 concrete, 2 bar-planting holes, 3 mounting plates, 4 fixing rods, 41 mounting edges, 5 first sleeves, 51 auxiliary supporting plates, 511 openings, 6 springs, 7 second sleeves, 71 spiral rods and 72 rotating nuts.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 1, 2 and 3, the bar planting process of the present invention comprises the following steps:

step one, drilling: (1) determining the position of a drilling hole and the open water depth on the site through on-site measurement, observation and calculation, selecting a mounting plate with the length being higher than the open water depth, and enclosing a zone capable of planting the steel bar by taking the position of the drilling hole as the center; (2) pumping water in the construction area to the outside of the construction area through a drainage device; (3) arranging a mounting rack above a drilling position in a construction area, erecting a sliding rack capable of moving up and down and sliding on the mounting rack, and arranging an auxiliary supporting plate for placing a percussion drill on the sliding rack; (4) training workers before construction, marking a drill bit during drilling, placing a percussion drill on an auxiliary supporting plate, aligning the percussion drill bit to a drilling position, and realizing vertical drilling of the percussion drill with the aid of a sliding frame; (5) during on-site construction, managers can control the drilling depth strictly on-site.

Step two, hole cleaning control: (1) as shown in figure 3, a cleaning device is arranged, the cleaning device is a hollow pipe, one end of the hollow pipe is connected with an exhaust fan, a plurality of through holes are formed in the side wall of the hollow pipe, the through holes are uniformly distributed and distributed at the positions of the through holes, and the outer side wall of the hollow pipe is provided with hard bristles. (2) Cleaning holes with a cleaning device according to a normal procedure, reliably connecting a thin tube with the diameter of not more than 20mm to a tap water faucet to form pressure water, and controlling the water pressure to a proper degree by using the tap water faucet; (3) extending the thin water pipe into the bottommost part of the bar planting hole, cleaning the hole with boiled water, and flushing out residues and slurry; (4) putting the cleaning device into the bar embedding hole again, moving up and down to and fro, and extracting residual residues and water; (5) repeating the above procedures for at least 3 times, observing water gushing out from the hole, and if the water is clear and residues and water extracted by the cleaning device are basically not contained, finishing cleaning;

step three, controlling the glue injection plumpness: (1) before glue injection, measuring the hole depth to ensure that the length of the glue injection pipe is greater than the hole depth; (2) arranging workers with rich glue injection experience, starting glue injection from the bottom of the hole during glue injection, slowly lifting a glue injector according to the glue discharging speed, ensuring that the hole is filled with glue, and discharging open water in the hole; (3) when glue spills over the hole, pass through the slow rotatory patchhole of bar planting device with the reinforcing bar that prepares in advance immediately, after revolving the reinforcing bar to the hole bottom, set up the mount on the mounting bracket, through the fixed reinforcing bar of mount, prevent that the reinforcing bar from kick-backing, enclose and keep off the bar planting region, forbid to wave the reinforcing bar, solidify until glue.

Wherein the diameter of the round rod shell of the cleaning device is not more than 20 mm. In step 2, after the cleaning device extracts residues and water, a heating rod is used for further drying the tendon holes.

Wherein the mounting bracket includes two dead levers in bar planting hole both sides through high strength bolt fastening, and the solid fixed bottom extends to have the installation limit to be used for high strength bolt installation fastening to use.

The carriage is including establishing first sleeve and the spring on even root dead lever at the cover respectively, wherein first sleeve can slide on the dead lever, and first telescopic internal surface and dead lever surface laminate mutually, and first sleeve internal surface is smooth surface, is favorable to first sleeve to slide on the dead lever, spring one end is fixed at first sleeve lower extreme, the other end extends to the dead lever bottom always, wherein link together through supplementary layer board between two first sleeves, this supplementary layer board center is equipped with the opening that supplies the percussion drill bit to pass through.

During the use, establish respectively on the dead lever through establishing spring and first sleeve, will strike and bore drill bit part and pass the opening again, and other positions realize the joint in supplementary layer board department, then will strike and bore the drill bit and aim at the drilling position, then realize drilling through manpower downstream, this drilling mode passes through the injecing of carriage for strike when the people function uses and bore the difficult skew phenomenon that appears, come to realize the vertically of drilling, after changeing the hole, can take off the carriage from the dead lever.

The fixing frame comprises second sleeves which are respectively sleeved on the fixing rods, the inner surfaces of the second sleeves are attached to the outer surfaces of the fixing rods, and the inner surfaces of the second sleeves are rough surfaces; a screw rod and a screwing nut rotatably arranged on the screw rod are arranged at the second sleeve; the screw rods on the two second sleeves are arranged correspondingly to each other.

Belong to the bar planting end stage during the use, after the bar planting, cup joint the second sleeve on the dead lever, because second sleeve internal surface makes for rough surface, the second sleeve cup joints can not slide to the dead lever bottom on the dead lever, then aims at the bar planting position with hob and swivel nut, through to the rotatory swivel nut of reinforcing bar direction for swivel nut is close to the reinforcing bar gradually, and finally carries out the centre gripping to the reinforcing bar, and then realizes preventing that the reinforcing bar from kick-backing.

Wherein swivel nut's thickness broad, and swivel nut is equipped with the rubber spare towards reinforcing bar one end.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

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