JPH04137151U - roller for mortar - Google Patents

Abstract

(57) [Summary] [Purpose] To efficiently create grooves on the mortar surface. [Configuration] Brackets 11 and 12 at the tip of the grip 10
The roller main body 13 is pivotally mounted between them. Projections 15 and 16 are provided on the outer peripheral surface of this roller body 13 to extend in the circumferential direction. Projection 1
A scraping piece 17 is provided so that its tip fits between the protrusions 15 and 16, and the tip is pressed against the outer circumferential surface of the roller body between the protrusions 15 and 16 by a spring. [Effect] When the roller body 13 is rolled along the mortar surface, the mortar sandwiched between the protrusions 15 and 16 is peeled off, and grooves are formed on the mortar surface. When grooves are formed on the surface of the mortar in this way, the bonding strength between the mortar layers is increased, and the adhesion strength of the tiles is also improved.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention can be used in the tiling method, in which tiles are pasted onto the surface of the building using mortar. Regarding mortar rollers that can be used.

0002

[Conventional technology]

When attaching tiles to the structure surface using mortar, the base mortar is applied to the structure surface. Usually, it is applied in multiple times, and adhesive mortar is used on top of this base mortar. Attach the tiles. In this case, apply mortar to the back of the tile. Apply the adhesive mortar to the base mortar and firmly adhere it. Let's go. In addition, the mortar is applied in a layer on the base mortar, and this base mortar Another method is to press the back of the tile onto the top of the tile.

0003 In the above tiling method, the surface of the structure should be thoroughly cleaned and then soaked with water. I'll leave it there. Also, if the tiles are water-absorbent, they will also absorb water. Let me know.

0004 The back side of this tile has unevenness that allows the tile to bond with the mortar. I'm trying to increase the strength.

[0005]

[Problem that the idea aims to solve]

In the conventional tiling method mentioned above, because the surface of the base mortar is flat, , there is a risk that the bonding strength between the base mortar and the attached mortar may be insufficient. It must be carefully and extremely carefully constructed to obtain sufficient bond strength; This could easily become a waste of time and effort.

[0006] Therefore, the applicant applied base mortar to the surface of the building structure, and In the tiling method, in which tiles are pasted through mortar, the base mortar They proposed forming irregularities on the surface of the barrel (Japanese Patent Application No. 159066/1999).

[0007] In this tiling method, the surface of the base mortar is uneven. Therefore, the bonding strength between the base mortar and the mortar is high. This results in a tile The tensile strength to the building frame is extremely high.

[0008] The present invention proposes a tool that can efficiently create irregularities on the surface of mortar. The purpose is to provide

[0009]

[Means to solve the problem]

The mortar roller according to claim 1 of the present invention is a roller pivotally attached to the tip of the grip. It comprises a main body and a protrusion extending in the circumferential direction on the outer peripheral surface of the roller main body. be.

0010 The mortar roller according to claim 2 is the mortar roller according to claim 1, wherein the The ridges are provided in one or more pairs, and the ridges are provided in one pair or in plural pairs, and the ridges are formed in a mold from between the pair of ridges. The tip of the scraping piece for scraping out the barrel is placed between the protrusions on the roller body. It is characterized in that it is provided so as to come into contact with the outer circumferential surface.

[0011]

[Effect]

The roller body of the roller of this invention is pressed against the mortar surface when the roller is moved. make it move. Then, the roller body will roll while being pressed against the mortar surface. do. Then, grooves are formed on the mortar surface by the protrusions on the surface of the roller body. .

0012 The roller body of the mortar roller according to claim 2 is moved along the mortar surface. Then, the mortar sandwiched between the pair of protrusions is peeled off, and the concave grooves are formed. It is formed. This stripped mortar is caught between the protrusions, but the scraped pieces It is scraped out more.

[0013]

【Example】

Fig. 1 is a perspective view of a mortar roller according to an embodiment, and Fig. 2 is a line II-II in Fig. 1. FIG.

[0014] Brackets 11 and 12 are integrally provided at the tip of the grip 10. A roller body 13 is pivotally mounted between 11 and 12 by a pin 14. this roller On the outer peripheral surface of the main body 13, one or more pairs (one pair in this embodiment) of protrusions 15 and 16 are provided. It extends in the circumferential direction. Make sure the tip fits between these ridges 15 and 16. A scraping piece 17 is provided. The rear end of this scraping piece 17 is brushed with a pin 18. It is pivotally connected to the brackets 11 and 12. Although not shown, this pin has a helical spring attached to it. is wound around the roller body 13, and this spring causes the tip of the scraping piece 17 to touch the outer periphery of the roller body 13. pressed against the surface.

[0015] When the roller 10 configured in this way is moved along the mortar surface, the roller 10 is moved along the mortar surface. The outer peripheral surface of the main body 13 is in contact with the mortar surface, and the protrusions 15 and 16 are on the mortar surface. The roller main body 13 rolls in a state where it bites into. As a result, protrusions 15 and 16 The mortar surface layer sandwiched between the rollers adheres to the outer peripheral surface of the roller body 13 and is peeled off. removed, forming linear grooves on the mortar surface. Attached between ridges 15 and 16. The attached mortar is scraped off by the scraping piece 17.

[0016] After forming the grooves with the roller 10 in this way, for example, tie the grooves as follows. Perform the tensioning.

[0017] In FIG. 3, irregularities are formed on the surface of the body 1 in advance, and the surface of the body 1 is Base mortar 2 is applied to the surface. In this example, the base mortar was applied multiple times ( For example, it is applied in 3 to 4 times). Roast the surface of this base mortar 2. By rolling it with the roller 10, unevenness is created on the surface of the base mortar 2. It is. Tile 4 is pasted on top of this base mortar 2 via pasting mortar 3. I'm being kicked. Even if this plastering mortar 3 is painted on the base mortar 2, Alternatively, it may be applied to the back of the tile 4 in a heaping manner. This tile 4 The back surface has unevenness.

[0018] In addition, in this example, the base mortar 2 is applied in multiple times (for example, 3 times). However, after applying the first layer of base mortar, the surface of this first layer of base mortar is After that, the second layer of base mortar is applied. Also, the second layer After roughening the surface, apply the third layer of base mortar, and After forming irregularities on the base mortar of the third layer, a tap is applied via the pasting mortar 3. File 4 is attached.

[0019] According to this tiling method, the base mortar 2 is firmly spread over the frame 1. The mortar 3 is firmly attached to the base mortar 2, and the Also, due to the unevenness on the back side of tile 4, tile 4 firmly sticks to the mortar 3. ing. In addition, the layers of base mortar 2, which consists of multiple layers, are also firmly bonded. Matching. As a result, tile 4 is attached to frame 1 very firmly. . In addition, the structure that occurs between the structure 1, base mortar 2, attaching mortar 3, and tiles 4 It becomes possible to sufficiently withstand compressive stress in the direction parallel to the surface of 1.

[0020] When forming grooves with the roller 10 as described above, it is necessary to form grooves with a depth of 1 mm or more. It is preferable to

[0021] After repairing frame 1 with mortar, use this repair mortar to tile. It is preferable that the surface is also textured.

[0022] In the above embodiment, the protrusions 15 and 16 having a triangular cross-sectional shape are illustrated, but in this embodiment, According to the invention, a protrusion having a shape other than this may be provided. For example, as this protrusion, As shown in FIG. 4, it may have a rectangular cross-sectional shape. In addition, these protrusions 15 and 16 may be inclined as shown in Figure 5, or one protrusion may be inclined as shown in Figures 6 and 7. It's okay to do so. Furthermore, as shown in Figures 6 and 7, the rollers between the protrusions 15 and 16 are A claw-like protrusion 19 may be provided on the outer peripheral surface.

[0023] In the present invention, as shown in FIG. It may be made deeper. In the present invention, the protrusions 15 and 16 meander in the circumferential direction. Also good.

[0024] In the present invention, as shown in FIG. The rod 21 may be provided so as to

[0025] In the present invention, a plurality of pairs of protrusions may be provided.

[0026]

【effect】

As described above, according to the mortar roller of the present invention, grooves are formed on the surface of the mortar. It can be formed efficiently. Tiling is done after forming grooves with this roller. This allows the tiles to be attached very firmly.

[0027] According to the mortar roller of claim 2, the mortar can be scraped off from the roller body. As a result, the work efficiency of forming grooves on the mortar surface becomes even higher.

[0028]

[Brief explanation of drawings]

FIG. 1 is a perspective view of a mortar roller according to an embodiment.

FIG. 2 is a sectional view of a mortar roller according to an embodiment.

FIG. 3 is a sectional view showing an example of tile construction.

FIG. 4 is a cross-sectional view of the roller showing the shape of the protrusion.

FIG. 5 is a cross-sectional view of the roller showing the shape of the protrusion.

FIG. 6 is a cross-sectional view of the roller showing the shape of the protrusion.

FIG. 7 is a cross-sectional view of the roller showing the shape of the protrusions.

FIG. 8 is a cross-sectional perspective view of the outer peripheral surface of the roller body.

[Explanation of symbols]

1 skeleton 2 Base mortar 3 Pasting mortar 4 tiles 10 Mortar roller 13 Roller body 15, 16 protrusions

Claims (2)

[Scope of utility model registration request] 1. A mortar roller comprising a roller body pivotally attached to the tip of a grip, and a protrusion extending in the circumferential direction on the outer peripheral surface of the roller body. 2. The mortar roller according to claim 1,
The protrusions are provided in one or more pairs, and a scraping piece for scraping out the mortar from between the paired protrusions is arranged such that the tip of the scraping piece is connected to the roller between the protrusions. A mortar roller characterized by being provided so as to come into contact with the outer peripheral surface of the main body.