JPH08253175A - Connecting structure of floor material in refrigerated vehicle or the like - Google Patents

Abstract

PURPOSE: To easily connect floor materials to each other in a chill car or the like even by anyone without relying on welding. CONSTITUTION: Vertical walls 3 and 4 are respectively arranged in connecting places of adjacent floor materials 1 and 2, and a recessed place 5 is arranged on an outside surface of the vertical wall 3 in one floor material 1, and a projecting part 6 to be fitted to the recessed place 5 is arranged on an outside surface of the vertical wall 4 in the other floor material 2, and among both side parts of the projecting part 6 and both side inner walls of the recessed place 5, at least its one side part and one side inner wall are brought into surface contact with each other, and connecting pin press-in grooves 7 are respectively arranged on both contact surfaces so as to be opposed to each other. A recessed groove 10 is formed of an upper surface 6a of the projecting part 6 fitted to the recessed place 5, an outside upper part 3a of the vertical wall 3 in one floor material 1 and an outside upper part 4a of the vertical wall 4 in the other floor material 2, and a sealing material 11 is fixed in the recessed groove 10.

Description

Detailed Description of the Invention

[0001]

The present invention relates to a refrigerating vehicle and a refrigerator for commercial use.
The present invention relates to a floor material connection structure in a freezer.

[0002]

2. Description of the Related Art Conventionally, for example, in a floor material of a refrigerating vehicle, as shown in FIG.
1) A plurality of T-shaped support walls (53) are provided in parallel on the upper surface of (52), one side edge of one floor material (51) is bifurcated, and its upper part (51a) is It was fixed by welding to the receiving portion (52a) at one side edge of the other floor material (52). Also,
The lower part (51b) of the forked part of the floor material (51) was fixed to the lateral joist (not shown) by means of the screw (54).

[0003]

The welding of the adjacent floor materials (51) (52) in the refrigerating vehicle described in the preceding paragraph is made by welding so as to maintain the watertightness between the floor materials (51) (52). However, it was difficult to perform watertight welding over the entire length of each floor material (51) (52), and the operator needed some skill. Also,
When using an automatic welding machine, a large amount of equipment cost is required,
This has led to higher costs. In addition to these, in any case, adverse effects on the work environment due to the welding work cannot be avoided.

The present invention has been made in order to solve the various problems described above, and the floor materials can be easily connected to each other in a refrigerating vehicle or the like by anyone without using welding. The purpose is to provide a structure.

[0005]

According to the structure for connecting floor materials in a refrigerating vehicle or the like according to the present invention, vertical walls are provided at the connecting portions of adjacent floor materials, and the outer surface of the vertical wall of one floor material is provided. A recess is provided, and a protrusion that fits in the recess is provided on the outer surface of the vertical wall of the other floor member, and both sides of the protrusion and both inner walls of the recess have at least one side thereof. The inner side walls are in surface contact with each other, and the connecting pin press-fitting grooves are provided on both contact surfaces so as to face each other, and the projection of the other floor material is fitted into the recess of the one floor material. The connecting pin is press-fitted into the through hole formed by both the connecting pin press-fitting grooves.

In the above invention, the upper surface of the protrusion engaged with the recess and the outer upper portion of the vertical wall of one of the floor members,
A concave groove is formed by the outer upper portion of the vertical wall of the other floor material, and the sealing material is fixed in the concave groove.

[0007]

According to the present invention, the protrusions of the other floor material are fitted into the recesses of the one floor material, and the connecting pins are adjacently inserted by press-fitting the connecting pins into the through holes formed by the grooves for press-fitting both connecting pins. Floor materials can be connected.

Further, by connecting the floor members, the upper surface of the protrusion engaged with the recess, the outer upper portion of the vertical wall of one floor member, and the outer upper portion of the vertical wall of the other floor member. The groove is formed, and the sealing material is fixed in the groove, whereby the watertightness is secured at the connecting portion of the floor material.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment in which the present invention is applied to the connection of floor materials in a refrigerating vehicle will be described with reference to the drawings.

In FIG. 1 and FIG. 2, vertical walls (3) and (4) are provided at the connecting portions of the left and right aluminum extruded floor materials (1) and (2), respectively, and the left floor material (1 ) In the vertical wall
An upward recess (5) is provided on the outer surface of (3), and a downward projection (6) that fits into the upward recess (5) is attached to the vertical wall (4) of the right flooring (2). Provided on the outer surface, downward protrusion (6)
Both side parts (6b) (6c) of the recess and the inner walls (5a) (5b) of both sides of the recess (5) are in surface contact with each other, and the contact surface (5b) (6c) on one side thereof.
The connecting pin press-fitting grooves (7) face each other, and the downward protrusion (6) of the right floor material (2) is located in the upward recess (5) of the left floor material (1). A stainless steel connecting pin (9) is press-fitted into a through hole (8) which is fitted and formed by both connecting pin press-fitting grooves (7).

The upward recess (5) in the left floor material (1) is
It is formed by an upwardly projecting portion (12) provided on the outer surface of the vertical wall (3) and bent in a substantially right angle shape. On the other hand, right floor material
The downward projection (6) of (2) is also bent downward from the vertical wall (4) at a substantially right angle, and the downward projection (6) forms a downward recess (13). Then, the downward recess (1
The upward projection (12) of the left floor material (1) is fitted in 3). That is, in this embodiment, the left and right floor materials
(1) The downward projecting portion (6) and the upward projecting portion (12), which are bent at a substantially right angle, are fitted to each other.

The lower wall (1a) of the left floor material (1) extends further rightward from the vertical wall (3), and the first standing wall (14a) is provided on the right edge of the lower wall (1a). The first standing wall (14a) and the vertical wall (3)
A second upstanding wall (14b) having a bent tip is provided therebetween.

On the other hand, the space between the vertical wall (4) of the floor material (2) on the right side and the supporting portion (17) having a T-shaped cross section which protrudes upward from the lower wall (2a) of the floor material (2) is horizontal. A wall (15) is provided. Then, the groove (18) formed by the ridge (16) provided on the lower right side edge of the horizontal wall (15) and the T-shaped cross-section supporting portion (17) is inserted into the first floor of the left floor material (1). The upper end of the first standing wall (14a) is fitted, and the upper end of the second standing wall (14b) is in contact with the lower surface of the horizontal wall (15).

In the figure, (21) is the lower wall (1) of the left floor material (1).
It is a support portion having a T-shaped cross section provided so as to project upward from a).

According to the connecting structure of this embodiment, the left floor material
(1) Downward projection (6) on right floor (2) in upward recess (5)
And the downward projection (13) of the right floor material (2) was fitted with the upward projection (12) of the left floor material (1), which was formed by both connecting pin press fitting grooves (7). Adjacent flooring materials (1) and (2) can be connected only by press-fitting the connecting pin (9) into the through hole (8).

The upper surface (6a) of the downward projection (6) engaged with the upward recess (5) by connecting the floor materials (1) and (2).
And the outer upper part (3a) of the vertical wall (3) on the left flooring (1)
And the outer upper part (4a) of the vertical wall (4) of the right floor material (2) form a groove (10), and the sealing material (1
By fixing 1), the watertightness is secured at the connection points of the floor materials (1) and (2).

According to the present embodiment, when flooring a refrigerating vehicle, first, the left floor material (1) is fixed to the horizontal joist (not shown) with the screw (B), and then the right side is attached by the connecting structure described above. The floor material (2) is fitted and covered from above, and the seal material (11) is fixed to the connecting portion of both floor materials (1) and (2).

3 and 4 show another embodiment of the present invention. That is, adjacent aluminum extruded floor materials (2
Vertical walls (23) and (24) are provided at the connection points of 1) and (22) respectively, and a rightward recess (25) is provided on the outer surface of the vertical wall (23) in the left floor material (21). A leftward protrusion (26) that fits into the recess (25) is provided on the outer surface of the vertical wall (24) of the right floor material (22), and the lower side portion (26b) of the leftward protrusion (26). And the lower inner wall (25a) of the rightward recess (25) are in surface contact with each other,
In addition, the connecting pin press-fitting groove (2
7) are installed facing each other, and the floor material (2
1) Rightward recess (25) in rightward floor material (22) leftward protrusion (26)
And the connecting pin (29) made of stainless steel is press-fitted into the through hole (28) formed by the press-fitting grooves (27) for both connecting pins.

Rightward recess (25) in the left flooring (21)
Is a vertical wall with the hook-shaped part (31) provided on the upper edge of the vertical wall (23).
(23) The receiving wall portion (32) extends horizontally from the middle step portion. In addition, the right side portion (32
The part (a) has a thick arc shape to prevent deformation when the connecting pin (29) is press-fitted. A hanging wall (33) is connected to the right edge of the receiving wall (32), and an extension wall (34) extending rightward from the lower edge of the hanging wall (33) is provided. A rightward groove (35) is provided on the right side edge of the extension wall (34), and a standing wall (36) having a bent tip is formed between the rightward groove (35) and the hanging wall (33). There is.

On the other hand, the right floor material (22) is provided with a support portion (37) having a substantially T-shaped cross section, and the base portion of the support portion (37) faces the right side of the left floor material (21). A protrusion (38) that fits into the groove (35) is formed. Further, a horizontal wall (39) is provided between the support portion (37) having a substantially T-shaped cross section and the vertical wall (24).

Further, the upper surface (26a) of the leftward protrusion (26) engaged with the rightward recess (25), the outer upper portion (23a) of the vertical wall (23) in the left floor material (21), A groove (30) is formed by the outer upper part (24a) of the vertical wall (24) in the floor material (22) on the right side, and a sealing material (31) is fixed in the groove (30).

According to the connecting structure of this embodiment, the floor material on the left side is
In the right-side recess (25) of (21), the left-side protrusion (2
6) is inserted and the protrusion (38) of the right floor material (22) is fitted in the rightward groove (35) of the left floor material (21), and the through hole formed by the groove (27) for press-fitting both connecting pins. The flooring materials (21) and (22) adjacent to each other can be connected only by press-fitting the connecting pin (29) into the (28).

Further, by connecting the above-mentioned floor materials (21) and (22),
The right floor (2) fitted in the rightward recess (25) of the left floor (21)
2) Leftward projection (26) top surface (26a), left floor material (21) vertical wall (23) outer upper part (23a), right floor material (22) vertical wall (24) outer side The groove (30) is formed by the upper part (24a), and the sealing material (31) is fixed in the groove (30) to secure the watertightness at the connection part of the floor materials (21) and (22). To be done.

[0024]

EFFECTS OF THE INVENTION In the structure for connecting floor materials in a refrigerating vehicle or the like according to the present invention, the projection of the other floor material is fitted into the recess of the one floor material, and the penetration is formed by the grooves for press-fitting both connection pins. Adjacent floor materials can be connected simply by press-fitting the connecting pin into the hole.

Further, by connecting the floor members, the upper surface of the protrusion engaged with the recess, the outer upper portion of the vertical wall of one floor member, and the outer upper portion of the vertical wall of the other floor member. The groove is formed, and the sealing material is fixed in the groove, whereby the watertightness is secured at the connecting portion of the floor material.

Therefore, unlike the conventional method of connecting floor materials by welding, anyone can easily attach a floor of a refrigerating car or the like, and since no equipment for automation is particularly required, the manufacturing cost is low. is there. Furthermore, because no welding work is performed,
It does not deteriorate the working environment.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an example of a floor material connection structure according to the present invention.

FIG. 2 is an enlarged cross-sectional view of a main part of the connection structure in FIG.

FIG. 3 is a cross-sectional view showing another embodiment of the floor member connection structure according to the present invention.

4 is an enlarged cross-sectional view of a main part of the connection structure in FIG.

FIG. 5 is a transverse cross-sectional view showing a conventional floor member connection structure.

[Explanation of symbols] (1) (21) Left floor material (2) (22) Right floor material (3) (23) Left floor material vertical wall (4) (24) Right floor material vertical wall (5) (25) Recess (6) (26) Projection (7) (27) Connecting pin press fitting groove (8) (28) Through hole (9) (29) Connecting pin (10) (30) Recessed groove (11 ) (31) Seal material

Claims (2)

[Claims] 1. Vertical walls (3) and (4) are provided at the connecting points of adjacent floor materials (1) and (2), respectively, and concave portions are formed on the outer surfaces of the vertical walls (3) of one floor material (1). (5) is provided, and a protrusion (6) that fits into the recess (5) is provided on the outer surface of the vertical wall (4) of the other flooring (2), and both sides of the protrusion (6) are provided. At least one side of the inner wall of the recess and the inner wall of the recess (5) is in surface contact with the inner wall of the recess, and the connecting pin press-fitting grooves (7) face each other on both contact surfaces. It is provided, and the projection (6) of the other floor material (2) is fitted into the recess (5) of the one floor material (1), and it is formed by the groove (7) for press-fitting both connecting pins. Connecting structure for floor materials in refrigerated vehicles, etc., where the connecting pin (9) is press-fitted into the through hole (8). 2. The upper surface (6) of the protrusion (6) engaged with the recess (5).
a) and the outer upper part (3) of the vertical wall (3) on one floor (1)
a) and the outer upper part (4) of the vertical wall (4) on the other floor (2)
The groove (10) is formed by a) and the sealing material is placed in the groove (10).
The structure for connecting floor materials in a refrigerating vehicle or the like according to claim 1, wherein (11) is fixed.