KR102335040B1 - Grating of non-slip type - Google Patents

Abstract

The present invention relates to a non-slip type grating that the assembly between a metal grating body and an elastic cover is easy to shorten construction time, a safe passage due to excellent bonding strength is ensured, and smooth drainage is possible. To this end, according to the present invention, the non-slip type grating comprises: a grating body installed in the drain; a cover made of an elastic material and disposed to cover an upper surface of the body; and a mounting means for mutual coupling between the body and the cover.

Description

Non-slip type grating {GRATING OF NON-SLIP TYPE}

The present invention relates to a grating installed in a drainage channel, and in particular, by mounting an elastic material cover on the upper surface of the metal grating body, it is possible to prevent slipping in the rain as much as possible, and the mutual coupling structure between the grating body and the cover is improved, so that the construction is easy It is a technology for non-slip type grating.

In general, drains are installed on both sides of a road or the edge of a playground to drain rainwater, and a grating is installed in the upper part of these drains to prevent the inflow of foreign substances and to allow pedestrians or vehicles to pass through.

As a technique for such a grating,

Korean Patent Registration No. 10-0968947 (Registered on July 1, 2010, hereinafter referred to as 'Document 1') 『Steel Grating』 is presented,

Document 1 describes a drain cover comprising a plurality of bearing bars spaced apart from each other at regular intervals on the inside of an end frame through which the inside passes, a plurality of cross bars crossing the plurality of bearing bars, and the drain cover is accommodated and supported, A support frame having a support jaw formed therein, and a locking jaw provided in the end frame to bind the support frame and the drain cover, and a locking jaw having a rectangular locking hole formed therein, and provided in the support frame, one end of which is opened A support jaw on which a locking groove is formed, and a male binding member penetrating through the locking hole and the locking groove and having heads corresponding to each other, the female binding having surfaces corresponding to each other so as to bind the locking jaw and the support jaw. It includes a member, and when the male binding member and the female binding member are fastened, a rotation preventing means is provided in the lower part of the support so as to support the corresponding surfaces of the male or female binding members to prevent rotation, It is a technology related to steel grating that can be installed quickly in a drainage canal and can prevent the deposition of soil or foreign substances by flowing rainwater.

As another technology, Korean Patent Registration No. 10-1826227 (registration on Jan. 31, 2018, hereinafter referred to as 'Document 2') 『Steel grating and manufacturing method thereof』 is proposed,

Document 2 is spaced apart from each other at regular intervals, a semicircular anti-skid groove and a flat friction protrusion are alternately formed along the longitudinal direction on the upper side, and the insertion end is formed to protrude on the upper side of both ends, respectively, and a female screw is formed on the inner surface of the circular shape. a plurality of bearing bars in which coupling holes are perforated at regular intervals; a pair of end bars having an insertion groove formed on the upper side at a distance corresponding to the arrangement interval of the bearing bar and having the insertion end inserted in an interference fit manner to connect both ends of the bearing bar; and a cross bar for reinforcing by connecting the bearing bar between the end bars, the male screw corresponding to the female screw being formed in the longitudinal direction on the outer surface so as to be screwed into the coupling hole. It is a technology related to a steel crating and a method for manufacturing the same, which has the advantage that manufacturing efficiency is improved and recycling and reuse are convenient as the bearing bar, end bar and cross bar have a structure in which they are firmly assembled without welding.

As another technique, Korean Patent Publication No. 10-2021-0055456 (published on May 17, 2021, hereinafter referred to as 'Document 3') 『Grating and its manufacturing method』 is presented,

In Document 3, a plurality of screw tap holes are formed along the longitudinal direction, and a plurality of length members arranged side by side at regular intervals, and the screw tap holes of the adjacent length members are sequentially screwed into the adjacent length members, and the spacing between the adjacent length members. It is a technology related to a grating and a method of manufacturing the same to improve the convenience of assembly by including a bolt member for coupling the longitudinal members arranged side by side while maintaining the structure so that it is possible to easily manufacture a grating according to an intended size.

In the above-mentioned grating-related technologies, the grid-shaped grating has a narrow wheel width, such as a wheelchair, a kick board, and a bicycle, so it is easy to fall into the grating drain hole, which may cause inconvenience to passage as well as a safety accident. there is a problem

To solve this problem, a plate-shaped grating in which a drainage hole is formed by laser processing on a metal plate having a certain thickness has been proposed, but there is a problem in that safety accidents such as a kickboard or bicycle slipping due to rainwater in the rain occur.

Document 1. Korean Patent Registration No. 10-0968947 (Registered on July 1, 2010) Document 2. Korean Patent Registration No. 10-1826227 (Registered on Jan. 31, 2018) Document 3. Korean Patent Publication No. 10-2021-0055456 (published on May 17, 2021)

An object of the present invention is to provide a non-slip type grating that is easy to construct, prevents slippage, and enables smooth drainage by improving the prefabricated structure in which an elastic cover is fitted and coupled to a metal grating body.

Furthermore, an object of the present invention is to provide a non-slip type grating that is easy to install even on an already installed grating by providing a cover that can be easily applied and combined while being suitable for a grid-type grating body and a plate-type grating body.

In addition, the present invention provides a mounting means capable of increasing the coupling force between the grating body and the cover, thereby preventing the cover from being separated and restricting the lateral movement of the cover, so that not only people but also moving means (eg, bicycles, kickboards, etc.) can be safely An object of the present invention is to provide a non-slip type grating that allows passage.

Non-slip type grating according to the present invention in order to solve the above problems,

a grating body installed in the drain;

a cover made of an elastic material disposed to cover the upper surface of the body; and

mounting means for mutual coupling between the body and the cover;

characterized in that it consists of

Non-slip type grating according to the present invention,

It is easy to assemble between the metal grating body and the elastic cover, so the construction time can be shortened, and the mutual bonding force is excellent to ensure safe passage, and it has the greatest effect for smooth drainage.

1 is a plan view showing a non-slip type grating of a first embodiment according to the present invention;
2 and 3 are coupling cross-sectional views showing the coupling structure between the grating body and the cover of the first embodiment;
4 is a bottom view showing the coupling structure between the grating body and the cover of the first embodiment;
5 is a three-dimensional configuration diagram showing a non-slip type grating of a second embodiment according to the present invention;
6 is a plan view and a cross-sectional configuration view showing a grating body of the second embodiment;
7 is a plan view and a cross-sectional configuration view showing a cover of the second embodiment;
8 is a cross-sectional view showing the coupling structure between the grating body and the cover of the second embodiment;
9 is a plan configuration view for showing a vertical wall portion,
10 is a cross-sectional configuration view for showing the flange and the finish coupling;
11 is a plan view showing that a pair of information display units are provided;
12 is a plan view and a cross-sectional configuration view showing an information display unit;
13 is a plan view showing a structure in which an information display unit is inserted into the space portion of the cover;
14 is a plan view and a cross-sectional configuration view showing a grating body of the third embodiment;
15 is a plan view showing the cover of the third embodiment;
16 is a cross-sectional side view of FIG. 11;
17 is a partial three-dimensional configuration diagram showing the coupling structure between the grating body and the cover according to the third embodiment.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to conventional or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that it can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention. Therefore, the configuration shown in the embodiments and drawings described in the present specification is only the most preferred embodiment of the present invention and does not represent all the technical spirit of the present invention, so various equivalents that can be substituted for them at the time of the present application It should be understood that there may be water and variations.

5, the direction of the grating body is specified as lower or lower, and the cover side is upper or upper.

1 to 17, the non-slip type grating according to the present invention,

It largely consists of a grating body (10A, 10B), a cover (20) and mounting means (30A, 30B, 30C).

Looking at each configuration,

the body is

It is installed in the drainage channel and can be largely formed in a plate shape and a grid shape. Hereinafter, the reference numerals for the plate-shaped body are divided into '10A' and the reference numerals for the grid-type body are used as '10B'.

First, as shown in Figs. 1, 5 and 6, the plate-shaped body 10A is

A square plate-shaped plate (11), and

A plurality of drain holes 12 are formed to penetrate vertically in the plate 11 and are arranged in a predetermined pattern

is made including

At this time, it is obvious that each of the drain holes 12 may have a circular hole or a long long hole structure in one direction, and its location or quantity may be changed according to various conditions.

As shown in Figure 14, the grid-shaped body (10B) is

square frame (15),

A plurality of partition walls 16 disposed at regular intervals on the left and right in a vertical form inside the rectangular frame 15, and

A plurality of crossbars (17) arranged in a transverse form inside the rectangular frame (15) at regular intervals before and after and interconnecting each of the partitions (16).

is made including

In this case, each of the cross bars 17 may have a circular or polygonal cross-section, or a spiral structure along the longitudinal direction.

And as shown in Fig. 10, the flange 18 extending horizontally along the circumference is formed on the body 10A, 10B, which is a configuration for mutual coupling with the closing coupling portion 25 to be described later.

And, as shown in FIG. 6, ribs 19 are further formed at regular intervals on the lower surface of the plate-shaped body 10A, so that rigidity with respect to the body 10A can be secured.

In addition, the body (10A, 10B) may be implemented to facilitate movement or installation by forming a ring for traction integrally formed at both ends of the upper surface, or as an assembly type that is separated after assembly.

The cover 20 is

As shown in Figures 1, 5, 7, 8, 9 and 15,

It consists of a plate-shaped structure of an elastic material disposed in a form to cover the upper surface of the body (10A, 10B).

In this case, the cover 20 preferably has a size sufficient to cover the entire upper surface of the body 10A, 10B. In addition, the cover 20 is preferably composed of ethylene-vinyl acetate (Ethylene-Vinyl Acetate).

And the cover 20 and the body (10A, 10B) can be fixedly coupled to each other by an adhesive, since the adhesive can easily lose its function by sunlight or temperature, a separate mounting means is provided in the present invention did

And as shown in FIGS. 7 and 13 , one or more information display units 22 are formed on the upper surface of the cover 20 , and non-slip areas other than the information display unit 22 on the upper surface of the cover 20 are non-slip. A plurality of protrusions 23 for the is formed.

And, as shown in FIG. 12 , the information display unit 22 has a plurality of small protrusions 221 arranged in a lattice form on the upper surface, a drain line 222 arranged in a lattice form on the lower surface, and each of the small protrusions 221 . ) A print layer 223 for displaying information applied to the interspace is formed. At this time, the printing layer 223 has a very narrow interval between the small projections 221, and when information such as a product name and a manufacturer is printed through a printing roller, etc., the narrow space between the small projections 221 is narrow. By being cured and configured as the paint is applied to the space, it can be maintained for a long period of time while preventing the printing layer 223 from peeling off or being damaged as only the small protrusion 221 comes into contact during contact with the passage.

And as the information display unit 22 is formed in the space partitioned on the upper surface of the cover 20, it can form an integral body other than the cover 20. As another example, as shown in FIG. 13, the cover 20 and the information The display unit 22 has a structure separated from each other, and a space 24 into which the information display unit 22 is inserted is formed in the cover 20 . As a result, the information display unit 22 is inserted into the space 24 of the cover 20, and the information display unit 22 can be separately manufactured and then fitted. In particular, on the lower surface of the information display unit 22, a fitting protrusion 31 and a locking piece 32 of a mounting means to be described later may be formed or a holder 36 and a hook 37 may be provided, so that the body 10A, 10B ) and mutually strong coupling are possible.

And, as shown in FIG. 10, the cover 20 has a closing coupling part 25 that extends downward along the periphery and is bent inward to surround the flange 18, thereby forming a closing coupling part 25, the flange 18 and limiting lateral movement from the body (10A, 10B) to the cover (20) while increasing the coupling force between the body (10A, 10B) and the cover (20) through the male and female coupling between the and the closing coupling part (25) can do it

In addition, a photoluminescent layer is further formed on the surface of the information display unit 22, so that it can be implemented to enable safe passage by making it easy to identify pedestrians or passers-by as it emits light in a situation where it is difficult to secure visibility in rainy weather or at night. .

In addition, although the cover 20 is configured to cover the entire upper surface of the body 10A, 10B, it may be configured to cover only a portion depending on the installation environment or surrounding conditions. For example, the body (10A, 10B) may be configured to cover the remaining area except for the four corner areas.

The mounting means

For mutual coupling between the body (10A, 10B) and the cover (20), hereinafter, reference numerals for the mounting means of the first embodiment for mutual coupling between the plate-shaped body (10A) and the cover (20) are referred to as '30C ', the reference number for the mounting means of the second embodiment is '30B', the reference number for the mounting means of the third embodiment for mutual coupling between the lattice body 10B and the cover 20 is '30B' to be used separately.

First, as shown in Figures 1 to 4, the mounting means (30C) for mutual coupling between the plate-shaped body (10A) and the cover (20) is

A plurality of fitting pillars 381 disposed at positions corresponding to the drain holes 12 on the lower surface of the cover 20,

A plurality of protrusions 382 formed to protrude along the outer wall circumference of each of the fitting pillars 381,

Corresponding drain holes 383 that are formed to penetrate vertically in each of the fitting pillars 381,

A bolt fastening hole 384 formed in the central region of the corresponding drain hole 383, and

A pressure bolt 385 that is fastened to the bolt fastening hole 384 and enlarges the area around the lower end of the bolt fastening hole 384 when the head is fastened.

is made including

At this time, each of the fitting pillars 381 has a smaller size than the drain hole 12, which is to allow the fitting pillar 381 to be easily fitted into the drain hole 12, and is easily fitted While the fitting post portion 381 serves as a guide, each of the protrusions 382 protrudes from the drain hole 12 and is elastically deformed while being forced into the drain hole 12. It is restored to its original shape while passing through the drain hole 12 and is caught around the periphery of the lower surface of the drain hole 12 . In particular, by being caught by a burr 1 having a tip shape generated during press cutting for forming the drain hole 12 on the plate-shaped body 10A, which is a metal plate, it can be firmly coupled and fixed.

In addition, as shown in FIG. 4, the bolt fastening hole 384 is a hole formed in the central region of the corresponding drain hole 383, and is fastened to the pressing bolt 385 in this hole, and the pressing bolt fastened in this way. The plate-shaped head of 385 presses the lower peripheral area of the bolt fastening hole 384 to enlarge the diameter, so that each of the protrusions 382 as well as the fitting pillar 381 is adjacent to the bolt fastening hole 384. As the region is also pressed toward the burr 1 , the bonding force between the body 10A and the cover 20 may be further increased.

In addition, two or more slits 384a communicating with the corresponding drain hole 383 may be further formed in the bolt fastening hole 384 , and these slits 384a are the spiral portion of the pressing bolt 385 . By implementing such that the diameter of the bolt fastening hole 384 is smaller than that, the bolt fastening hole 384 is also more easily enlarged by the slit 384a when the pressure bolt 385 is tightened, so that the bolt fastening hole 384 is enlarged. ) and adjacent areas, as well as the protrusions 382 adjacent thereto, can be easily pressed to further increase the bonding force between the body 10A and the cover 20 .

On the other hand, as shown in Figures 7 and 8, the mounting means (30A) for mutual coupling between the plate-shaped body (10A) and the cover (20) is

A plurality of fitting projections 31 disposed at positions corresponding to the drain holes 12 on the lower surface of the cover 20,

A locking piece formed at the end of each fitting protrusion 31 and passed through the drain hole 12 when the fitting protrusion 31 is inserted into the drain hole 12 and caught around the lower surface of the drain hole 12 . (32), and

Corresponding drain holes (33) that are vertically penetrating through each of the fitting projections (31)

is made including

At this time, each fitting projection 31 is further formed with a vertical wall portion 311 for dividing the corresponding drain hole 33, so that the corresponding drain hole 33 is made of a pair of holes, and in particular It is possible to further prevent the fitting projection 31 from being deformed due to the vertical wall portion 311, and in a state in which the locking piece 32 is caught around the lower surface of the drain hole 12. This is to prevent release as much as possible.

And, as the locking piece 32 has a cross-sectional structure of the upper and lower valleys, when the drain hole 12 passes, it is pressed toward the corresponding drain hole 33, and when the passage is completed, the original shape due to elasticity It will be caught around the lower surface of the drain hole 12 while returning to the periphery.

As shown in FIG. 16, the mounting means 30B for mutual coupling between the lattice body 10B and the cover 20 is

A dovetail space-type recess 35 formed to be recessed at a position corresponding to the cross bar 17 of the body 10B on the lower surface of the cover 20;

A holder 36 inserted male and female to the recess 35, and

A plurality of hooks 37 are disposed along the longitudinal direction of the holder 36 on the lower surface of the holder 36 and are caught on the crossbar 17 of the body 10B.

is made including

At this time, the cover 20 is provided with a plurality of drain holes 21 penetrating up and down, so that in case of rain, rainwater passes through each drain hole 21 through the space between the partition wall 16 and the cross bar 17 . Drained to the gutter side.

And as shown in FIGS. 15 and 17 , each of the hooks 37 has an odd-numbered hook 37 and an even-numbered hook 37 on the crossbar 17 of the body 10 when viewed from the top in opposite directions. By being arranged to be caught by the , it is possible to increase the coupling force between the body (10B) and the cover (20).

In particular, in the crossbar 17 into which the odd-numbered hooks 37 and the even-numbered hooks 37 are fitted, the odd-numbered hooks 37 and the even-numbered hooks 37 Since the movement of the cover 20 in the longitudinal direction of the crossbar 17 can be restricted, the coupling force between the body 10B and the cover 20 can be further increased.

In addition, each of the hooks 37 is integrally formed on the lower surface of the holder 36, and the spacing between the respective hooks 37 is taken into consideration in consideration of the spacing between the partition walls 16 in the previously installed grid-type grating body. After being manufactured to match, it can be slidably mounted on the lower surface of the cover 20 using the holder 36 .

On the other hand, in addition to the mounting means (30A, 30B), a separate bolt hole 13 may be formed in each corner region of the body (10A, 10B), and each bolt hole (13) and the cover (20) As the corresponding bolt hole 26 is formed at the corresponding position, the coupling force between the body 10A, 10B and the cover 20 is performed by a bolt that passes through the corresponding bolt hole 26 and is fastened to the bolt hole 13 . can increase

In the above description of the present invention, with reference to the accompanying drawings, "non-slip type grating" having a specific shape and structure has been mainly described, but the present invention can be variously modified and changed by those skilled in the art, and these modifications and changes are the present invention should be construed as belonging to the scope of protection of

10A, 10B: body
11: plate
12 : drain hole
13: bolt hole
15: square frame
16: bulkhead
17: crossbar
18: flange
19 : Rib
20: cover
21: drain hole
22: information display unit
221: small projection
222: drain
223: print layer
23 : turn
24: space part
25: finish coupling part
26: corresponding bolt hole
30A, 30B, 30C: Mounting means
31: fitting protrusion
311: vertical wall part
32: jammed piece
33: response drain hole
35: recess
36: holder
37 : hook
381: fitting column part
382: protrusion
383: corresponding drain hole
384: bolt fastening hole
384a: slit
385: pressure bolt

Claims (8)

delete The grating body (10A, 10B) installed in the drain;
a cover 20 made of an elastic material disposed to cover the upper surface of the body 10A, 10B; and
Mounting means (30A, 30B, 30C) for mutual coupling between the body (10A, 10B) and the cover (20);
made up of
The body 10A consists of a square plate-shaped plate 11 and a plurality of drain holes 12 disposed in a predetermined pattern while vertically penetrating the plate 11,
The mounting means 30C includes a plurality of fitting post portions 381 disposed at positions corresponding to the drain holes 12 on the lower surface of the cover 20, and the outer wall circumference of each fitting post portion 381. It consists of a plurality of protrusions 382 formed to protrude along the
Each of the fitting pillars 381 has a smaller size than the drain hole 12,
Each of the protrusions 382 has a lower end formed around the lower surface of the drain hole 12 while being press-fitted when each of the fitting pillars 381 is inserted into the drain hole 12. A burr (1) Non-slip type grating, characterized in that it is caught on.
3. The method of claim 2,
The mounting means 30C is fastened to the bolt fastening hole 384 formed in the central region of the corresponding drain hole 383 and the bolt fastening hole 384, and when fastening, the head is the bolt fastening hole 384. Non-slip grating, characterized in that it further comprises a pressure bolt (385) for expanding the lower peripheral area.
The grating body (10A, 10B) installed in the drain;
a cover 20 made of an elastic material disposed to cover the upper surface of the body 10A, 10B; and
Mounting means (30A, 30B, 30C) for mutual coupling between the body (10A, 10B) and the cover (20);
made up of
The body (10B) has a rectangular frame (15), a plurality of partition walls (16) disposed at regular intervals on the left and right in a vertical form inside the rectangular frame (15), and inside the rectangular frame (15). It consists of a plurality of crossbars (17) arranged in a transverse form at regular intervals before and after and interconnecting the respective partition walls (16),
The mounting means 30B includes a dovetail spatial recess 35 formed to be recessed at a position corresponding to the cross bar 17 of the body 10B on the lower surface of the cover 20, and the recess The holder 36 is inserted male and female to the set 35, and the holder 36 is disposed along the longitudinal direction of the holder 36 on the lower surface of the holder 36 and is caught by the crossbar 17 of the body 10B. Consists of a plurality of hooks (37),
Non-slip type grating, characterized in that the cover (20) is formed with a plurality of drain holes (21) penetrating up and down.
5. The method of claim 4,
Each of the hooks 37 is a non-slip, characterized in that when viewed from the top, the odd-numbered hooks 37 and the even-numbered hooks 37 are arranged to be caught on the crossbar 17 of the body 10 in opposite directions. bro grating.
6. The method according to any one of claims 2 to 5,
One or more information display units 22 are formed on the upper surface of the cover 20,
On the upper surface of the cover 20, a plurality of projections 23 for preventing slip are formed in the remaining area except for the information display unit 22,
The information display unit 22 has a plurality of small protrusions 221 arranged in a lattice form on the upper surface, a drain line 222 arranged in a lattice form on the lower surface, and the area between each of the small protrusions 221 . Non-slip type grating, characterized in that the printed layer 223 for information display is formed.
7. The method of claim 6,
The cover 20 and the information display unit 22 have a structure separated from each other,
A non-slip type grating, characterized in that the cover (20) is formed with a space (24) into which the information display unit (22) is inserted.
6. The method according to any one of claims 2 to 5,
A flange 18 extending horizontally along the circumference is formed on the body 10A, 10B,
Non-slip type grating, characterized in that the cover (20) is extended downward along the circumference and then bent inwardly to form a closing coupling part (25) fitted to surround the flange (18).

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