KR20030065999A - A method of floor installating for warehouse - Google Patents

Abstract

PURPOSE: A construction method for the floor of a warehouse is provided to minimize the range of tolerance in leveling and to secure solidity, cleanness and economical efficiency of the floor of a warehouse. CONSTITUTION: The construction method for the floor of a warehouse comprises the steps of: after leveling up a site for a warehouse, installing a form and a steel frame on the ground and placing/curing concrete to the appointed thickness9S10); anchoring and bolting many leveling devices composed of a leg angle, a column angle and a leveling angle all over a foundation and adjusting a horizontal level of the leveling angle(S20); placing/curing concrete all over the foundation of the floor to the upper side of the leveling angle of the leveling device, and installing a guide angle for dividing up the floor into a rack section for installing a pallet rack and a passage section for moving a shift(S30); placing concrete on each rack section between guide angles installed on the leveling angle, then curing the concrete surface(S40); applying epoxy primer, epoxy coating agent and epoxy resins on the reinforcement surface of the rack section in order(S50), then finishing up the surface; and surfacing by placing mortar and lining epoxy(S60).

Description

A METHOD OF FLOOR INSTALLATING FOR WAREHOUSE}

The present invention relates to a floor construction method for a warehouse, and more particularly, when the floor construction of a warehouse is performed, the horizontal flatness can be adjusted several times for each construction step through a horizontal adjustment mechanism to reduce the floor flatness error range to a minimum. The present invention relates to a floor construction method for warehouses that separates the finishing construction stage between the rack section and the passage section to secure the bottom surface firmness, cleanliness, and economics at the same time.

As is well known, a warehouse (or warehouse) is a storage for temporary or long-term storage of all goods used in daily life, such as various foods, beverages and clothing, home appliances, and general merchandise, which are produced in large quantities at a factory or production site. As a warehouse, due to the recent rapid development of the logistics industry, it is not only to manage logistics, but also to create new business such as efficient shipment and inventory management from product placement of storage inventory in the warehouse. It is designed and constructed to store large quantities of logistics through faster loading and unloading and more efficient use of logistics loading space.

The design and operation of such a warehouse is generally designed in multiple stages vertically by dividing the pallet rack having a width and height into which the pallet of a certain standard can be put in and out, and forklift and auto through the passage section. By storing a pallet in a state where logistics is loaded through a crane or a forklift, etc. in the pallet rack, it is operated in a one-room one pallet system.

In addition, if you want to depart the logistics of the loaded state is to move the pallet in the loaded state to the ground or transport vehicle through the forklift, auto crane or forklift.

When designing such a warehouse, the most important factor in the construction of the floor surface is to accurately match the flatness (horizontal) of the floor surface. In addition, the economical efficiency of construction is not to be overlooked while maintaining the firmness and cleanliness of the floor surface. It is an important factor that should not be.

In particular, if the flatness of the warehouse floor is not set correctly, when loading or taking out pallets loaded with products on the pallet racks through forklifts, auto cranes or forklifts, the pallet racks are moved to the top of the pallet racks. The accuracy of flatness is most important in the construction of warehouse floors, including problems such as large working position error between loading position and working equipment, which makes it impossible to get in and out of products. .

In addition, the selection of materials and construction methods for floor construction should fully meet the demands of the users, taking into account the firmness, cleanliness, and economics of the floor, which will reduce construction costs while ensuring robustness and cleanliness. This will result in a choice of economical construction methods.

Therefore, the present invention was invented in order to secure the bottom flatness to solve the above problems and at the same time to fully consider the needs of the consumer, the object of the present invention is the horizontal construction of the warehouse during the construction work, By adjusting the level several times for each construction step through the adjustment mechanism, the flat surface area of the floor is reduced to the minimum, and the finishing construction stage of the rack section and the passage section can be separated to secure the bottom surface firmness, cleanliness and economic efficiency simultaneously. It is to provide a floor construction method for the warehouse.

1 is a perspective view of an internal portion of a rack-type logistics warehouse to which the present invention is applied.

Figure 2 is a block diagram showing the step-by-step construction sequence according to the floor construction method for logistics warehouse of the present invention.

3 is a view showing a step-by-step construction method by the logistics floor construction method according to the invention.

3A is a cross-sectional view of the foundation concrete pouring step according to the present invention,

3B is an installation perspective view of the horizontal adjustment mechanism installation step according to the present invention;

3C is a cross-sectional view of the reference floor concrete pouring step according to the present invention,

3D is a cross-sectional view of the reinforcement concrete pouring step of the rack section according to the present invention;

Figure 3E is a cross-sectional view of the rack section finishing construction step according to the present invention,

3F is a cross-sectional view of the rack passage section finishing construction step according to the present invention.

4 is an enlarged cross-sectional view of an embodiment of portion A of FIG. 3E.

FIG. 5 is an enlarged cross-sectional view of an embodiment B of FIG. 3F.

Logistics floor construction method according to the present invention for realizing the above object,

After the work of the logistic warehouse site, the foundation surface concrete placing step of placing and curing the concrete to a predetermined thickness by installing the formwork and steel frame on the ground;

A step of installing a horizontal adjustment mechanism for anchoring and bolting a plurality of horizontal adjustment mechanism consisting of a leg angle, a column angle and a level adjustment angle at regular intervals throughout the base surface, and at the same time adjust the horizontal level of the level adjustment angle Wow;

A rack section for installing a pallet rack on the floor of the warehouse after the concrete is laid and cured to the upper surface of the level adjustment angle of the leveling mechanism installed in the leveling mechanism installation step; A reference surface concrete placing step of installing a guide angle for dividing a passage section for moving the moving means at a predetermined interval on an upper surface of the level adjustment angle;

A step of reinforcing concrete placing the rack section to cast and cure concrete only in each rack section between the guide angles installed in the level adjusting state on the level adjusting angle;

A rack section finishing construction step of finishing the surface through an epoxy coating construction in which an epoxy primer, an epoxy coating agent, and an epoxy resin are sequentially applied to the rack section reinforcing surface;

It characterized in that it comprises a passage section finishing construction step of treating the surface through the mortar work and epoxy lining construction to match the horizontal level using the flow of the material itself on the surface of the passage section reference surface,

The horizontal adjustment mechanism is made of an L-shaped angle and the leg angle is fixed by fastening through the anchor bolt at regular intervals over the entire base surface; It is made of L-shaped, and formed in the longitudinal direction slots on one side of the vertical angle to the one side on the leg angle is made of a pillar angle and L-shaped bolts, by connecting at least two or more pillar angles Bolted through the slot, characterized in that consisting of the level adjustment angle is configured to enable the adjustment of the horizontal level along the slot,

The horizontal level adjustment of the guide angle of the reference surface concrete placing step is made by adjusting a liner between the level adjusting angles by an error detected through the level gauge,

The epoxy coating is a ground work for grinding the surface area of the reinforcing concrete section, the first (latency) or oil; A surface repair operation of V-cutting the surface crack area and then applying an epoxy sealant to smooth the surface; After mixing the main ingredient of the epoxy primer and the curing agent at about 4: 1, the predetermined amount is evenly applied with a roll; The epoxy coating is evenly mixed to smoothly apply a prescribed coating amount with a roll or a brush; And by mixing the epoxy resin uniformly, characterized in that consisting of a top coat to smoothly apply the prescribed coating amount with a roll or a brush,

The finishing step of the passage section is a ground work to grind the latent (laitance) or oil generated on the surface during the concrete curing of the passage section reference plane; Primer work for uniform application of primer to prevent reference surface surface cracking and foaming; Mortar (MORTAR) operation to add a resin and inorganic to the cement material to flow evenly on the reference surface to achieve a horizontal level adjustment action by its flowability and smoothness; And an epoxy lining operation in which an epoxy primer, an epoxy lining agent, and an epoxy solvent are sequentially mixed with each other and a curing agent at about 4: 1 to uniformly apply a predetermined amount with a roll or brush, and then cured. It features.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention that can specifically realize the above object will be described in detail.

1 is a perspective view of an internal part of a rack-type logistics warehouse to which the present invention is applied, and FIG. 2 is a block diagram showing a step-by-step construction sequence according to the floor construction method for the warehouse according to the present invention. First, the rack-type logistics warehouse to which the present invention is applied As shown in FIG. 1, the bottom surface 3 of the warehouse 1 includes a rack section 7 in which the pallet rack 5 is installed, and is stepped to move the forklift or the forklift 9. It is divided into a passage section 11 for.

Here, the rack section 7 is provided with a plurality of pallet racks (5) having a width and height in which a pallet (not shown) of a predetermined standard can be put in and out at a predetermined interval vertically, and the pallet rack (5) The passage section 11 is secured at predetermined intervals between the gaps).

In the design of the warehouse 1, in the construction of the bottom 3, with the flatness (horizontal) of the bottom 3, which is the most important factor, while maintaining the firmness and cleanliness, the economical efficiency of the construction Floor construction method for the warehouse according to the present invention in consideration of, as shown in Figure 2, the base surface concrete placing step (S10), horizontal adjustment mechanism installation step (S20), the reference surface concrete placing step (S30), rack section Reinforced concrete pouring step (S40), rack section finishing construction step (S50) and passage section finishing construction step (S60) is divided into six stages.

First, the base surface concrete placing step (S10), as shown in FIG. 3A, after the site stop operation using the construction equipment, such as the warehouse, the formwork 23 and steel frame with respect to the ground (21) After the civil works, such as installing (25) as it is, the foundation surface 20 is formed by casting concrete to a predetermined thickness and curing it.

When the concrete is completely cured by the foundation concrete placing step (S10), to perform the horizontal adjustment mechanism installation step (S20) for the foundation surface 20, this horizontal adjustment mechanism installation step (S20) 3B, the horizontal adjustment mechanism consisting of the leg angle 31, the pillar angle 33 and the level adjustment angle 35 is anchored and bolted to the base surface 20 at a predetermined interval to be installed. Will be.

That is, first, a plurality of leg angles 31 formed of L-shaped angles are fastened and fixed through anchor bolts 39 at regular intervals over the entire base surface 20, respectively, and in each of the leg angles 31. The pillar angle 33 made of an L shape is erected in the vertical direction on one side thereof and fastened to each other by fastening the bolts 41.

Here, each pillar angle 33 is formed with a slot 37 in a vertical direction on one surface thereof, through which the L-level level adjustment angle 35 is bolted, one level The adjustment angle 35 is supported at a predetermined interval from the base surface 20 through two or more pillar angles 33.

In addition, when bolting the level adjustment angle 35 to each column angle 33, the level of each level is adjusted along the slot 37 by using a level gauge (not shown) for construction, etc. It is important to fit the error range within about ± 2mm, and when the error range of the level is within the allowable range as a whole, the level adjustment angle 35 and the pillar angle 33 are fixed by welding at the connection part. Done.

At this time, the level adjustment angles 35 are installed to each other within 3M intervals, when the distance between the level adjustment angles 35 is too wide, when the concrete in the next step, when the concrete leveling, etc. This is because there are difficult problems.

When the installation of the horizontal adjustment mechanism is completed on the base surface 20 in the horizontal adjustment mechanism installation step (S20), the reference surface concrete placing step (S30) is made.

In the reference concrete placing step (S30), as shown in Figure 3C, up to the upper surface (T) of the level adjustment angle 35 of the leveling mechanism installed in the leveling mechanism installation step (S20), the base surface of the warehouse floor ( 20) by placing concrete throughout the curing to form the reference plane (30).

At this time, the horizontal level of the reference plane 30 has the advantage that can be accurately adjusted based on the upper surface (T) of the level adjustment angle (35).

When the concrete of the reference surface 30 is completely cured by the reference surface concrete placing step S30, the rack section 7 for installing the pallet rack 5 on the warehouse floor surface 3, a forklift or a forklift truck. (9) and the guide angle 43 for dividing the passage section 11 for the movement of the back and the like at the interval set on the upper surface (T) of the level adjustment angle 35, as shown in Figure 3D, rack section The reinforcement concrete pouring step (S40) is to proceed.

At this time, the horizontal level adjustment of the guide angle 43, as shown in Figure 3D, by the error detected through the level gauge (not shown) for construction, the liner 45 between the level adjustment angle; By adjusting the LINER) through several sheets, the flatness of the floor can be more accurately adjusted.

And in the rack section reinforcement concrete placing step (S40), as described above, the concrete is placed again only in each rack section 7 between the guide angles 43 installed in the level adjustment state on the level adjustment angle (35). By curing the reinforcement surface 40 is achieved.

As such, when the rack section reinforcement concrete placing step (S40) is completed, the rack section (7) and the passage section (11) is a finishing construction to ensure precise horizontal flatness of the bottom surface, respectively, first rack In the section finishing construction step (S50), as shown in Figure 3E and Figure 4, through the epoxy coating construction (A) on the reinforcement surface of the rack section, the specific work order, as shown in FIG. First, when the concrete is cured, the latent (laitance) or oil generated on the surface is ground through the ground work (W1) to strengthen the adhesive force, and then the surface crack area is V-cut, and then the epoxy sealant is applied smoothly. Repair (W2).

Then, the surface is treated through the process of undercoat (W3), midway (W4), and top coat (W5). In undercoat (W3), after mixing the main agent of the epoxy primer and the curing agent at about 4: 1, (Approximately 0.3Kg) is applied evenly with a roll, and in the middle (W4), the epoxy coating agent is uniformly mixed, and the prescribed coating amount is evenly applied with a roll or a brush, and in the top coat (W5), the epoxy resin agent is uniformly mixed. It is made by applying a prescribed coating amount smoothly with a roll or a brush.

And the passage section finishing construction step (S60), as shown in Figure 3F and 5, will be processed through the mortar and lining construction on the surface of the passage section reference surface 30, the specific work order, the As shown in FIG. 5, first, the latent (laitance) or oil generated on the surface during concrete curing is ground through the lower work (W10) to strengthen the adhesive force, and then to prevent the occurrence of surface cracks or bubbles. A primer operation (W20) of uniformly applying the primer is performed.

If the lower leg work (W10) and the primer work (W20) does not proceed smoothly, the lower leg and primer work can be carried out in each of the second, at this time, during the second lower work (W11), washing, reinforcement and It is preferable to apply a sealant or the like in combination with the primer work (W20, W21) for the permeable primer at the first time (W20), and the adhesive primer at the second time (W21).

As such, when the surface work is completed through the ground work W10 and the primer work W20, the mortar work W30 is performed, and the mortar work W30 is performed by adding resin and inorganic material to the cement material. It is made to be leveled by its flowability and smoothness by flowing evenly on the bottom surface to make the smoothness and flowability excellent.

After the mortar is cured, an epoxy lining operation (W40) is performed, and the epoxy lining operation is also treated with a surface through a process of middle, top, and topcoat similarly to the epoxy coating.

In the underlining of such epoxy lining operation (W40), after mixing the main material of the epoxy primer and the curing agent at about 4: 1, a predetermined amount (about 0.3Kg) is uniformly applied with a roll, but applied to the degree of gloss of the resin powder. do.

In the middle, the main body of the epoxy lining agent and the curing agent are uniformly mixed at about 4: 1, and a predetermined amount of coating (approximately 3.6Kg) is smoothly applied with a roll or a brush. After uniformly mixing, a predetermined coating amount (approximately 2.4 Kg) is smoothly applied with a roll or a brush, and then cured for at least 48 hours.

Therefore, according to the logistic floor construction method of the present invention as described above, among the six stages of construction work (S10, S20, S30, S40, S50, S60), the first level adjustment angle 35 and guide angle 43 ), The flatness of the bottom 3 of the warehouse can be adjusted more precisely and precisely by multiple horizontal level adjustments in the mortar work (W30) and automatic horizontal adjustment action using the flow of mortar. In addition, by using the horizontal adjustment mechanism to be able to exclude the concrete placing of unnecessary parts such as the passage section 11, it is excellent in economic efficiency.

In addition, through the guide angle 43, it is possible to more securely maintain the boundary between the rack section 7 and the passage section 11 of the bottom surface 3, and the top surface of the passage section 11 is epoxy with excellent cleanliness. By processing through the lining operation (W40), there is an effect that can provide a comfortable working environment inside the warehouse.

As described above, according to the logistics floor construction method of the present invention, by horizontally adjusting the horizontal level several times for each construction step through the horizontal adjustment mechanism to reduce the floor flat surface error range to a minimum, rack section and passage section By separating the finishing construction stage, it is possible to provide the floor surface of the warehouse which secures the firmness, cleanliness and economical efficiency of the floor.

Claims (5)

In the floor construction method for logistics warehouse, After the work of the logistic warehouse site, the foundation surface concrete placing step of placing and curing the concrete to a predetermined thickness by installing the formwork and steel frame on the ground; A step of installing a horizontal adjustment mechanism for anchoring and bolting a plurality of horizontal adjustment mechanism consisting of a leg angle, a column angle and a level adjustment angle at regular intervals throughout the base surface, and at the same time adjust the horizontal level of the level adjustment angle Wow; A rack section for installing a pallet rack on the floor of the warehouse after the concrete is laid and cured to the upper surface of the level adjustment angle of the leveling mechanism installed in the leveling mechanism installation step; A reference surface concrete placing step of installing a guide angle for dividing a passage section for moving the moving means at a predetermined interval on an upper surface of the level adjustment angle; A step of reinforcing concrete placing the rack section to cast and cure concrete only in each rack section between the guide angles installed in the level adjusting state on the level adjusting angle; A rack section finishing construction step of finishing the surface through an epoxy coating construction in which an epoxy primer, an epoxy coating agent, and an epoxy resin are sequentially applied to the rack section reinforcing surface; A passage section finishing construction step of treating the surface through mortar work and epoxy lining to adjust the horizontal level by using the flow of the material itself on the surface of the passage section reference plane; Floor construction method for the warehouse, characterized in that it comprises a. The method of claim 1, wherein the horizontal adjustment mechanism A leg angle consisting of an L-shaped angle and fastened through anchor bolts at predetermined intervals over the entire base surface; It is made of L-shaped, the side angle and the slot angle to form a slot in the longitudinal direction and bolted to stand in a vertical direction to one side on the leg angle; L-shaped, the bottom of the warehouse for connecting the at least two pillar angles are bolted through each slot, consisting of a level adjustment angle configured to adjust the horizontal level along the slot Construction method. The horizontal level adjustment of the guide angle in the reference surface concrete placing step is performed by adjusting a liner between the level adjusting angles by an error detected through the level gauge. Logistics floor construction method. The method of claim 1, wherein the epoxy coating For the rack section concrete reinforcement surface, first, a ground work for grinding a lattance or oil; A surface repair operation of V-cutting the surface crack area and then applying an epoxy sealant to smooth the surface; After mixing the main ingredient of the epoxy primer and the curing agent at about 4: 1, the predetermined amount is evenly applied with a roll; The epoxy coating is evenly mixed to smoothly apply a prescribed coating amount with a roll or a brush; And A floor construction method for a distribution warehouse, characterized in that the epoxy resin is uniformly mixed to form a top coat that applies a prescribed coating amount smoothly with a roll or a brush. According to claim 1, The passage section finishing construction step A ground work to grind the lattance or oil generated on the surface during the concrete curing of the passage section reference plane; Primer work for uniform application of primer to prevent reference surface surface cracking and foaming; Mortar (MORTAR) operation to add a resin and inorganic to the cement material to flow evenly on the reference surface to achieve a horizontal level adjustment action by its flowability and smoothness; And Epoxy primer, epoxy lining agent, and epoxy solvent are sequentially mixed with each other and the curing agent to about 4: 1 uniformly by applying a predetermined coating amount with a roll or brush, and then curing the epoxy lining operation Floor construction method for logistics warehouse.