JPH0678763B2 - Positioning member for fixing - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application] The present invention relates to an improvement of a positioning member that regulates the movement of a fixed object such as an electrical equipment box or the like arranged in a machine room of a refrigerator to perform positioning. .

2. Description of the Related Art A concave sliding plate is attached to the bottom surface of an electrical equipment box installed in a mechanical part to form a through hole, a stepped portion at one end is attached to a board, and a free end portion at the other end faces a screw hole of the board. On the guide plate that forms the holes,
Inserting a through hole so that the free end projects, fixing the free end to the board with bolts, etc., and pressing the sliding plate with the guide plate to fix the electrical box. But the actual development 53-1
It is disclosed in Japanese Patent No. 1761.

On the other hand, there is also one in which a fixing piece is formed on the opposite side of the electrical equipment box, the one side fixing piece is locked by a locking piece cut and raised on one surface, and the other side fixing piece is fixed by a fixing member such as a screw. It was According to this method, if the fixing piece on one side can be locked to the locking piece, the positioning as the electrical equipment box is almost completed, so that the mounting work is easier than the former. .

However, in the former technique described above, when fixing the free end to the substrate by connecting a fixture such as a bolt to the hole of the free end and the screw hole of the substrate, The operator is in a low position and puts his / her hand in the narrow machine part, and by looking around the machine part by lifting the hand or the refrigerator, the hole at the free end and the screw hole of the board are aligned, and the bolt Since it was necessary to insert the bolts through both holes, it was difficult to position them, and it was difficult to insert the bolts, and the fixing work was troublesome as a whole.

On the other hand, in the latter technique, it is necessary to cut and raise to form the locking piece, the strength of the surface is weakened, and the cut and raised portion may be touched and scratched. In addition, when inserting and locking the fixed piece in the cut-and-raised part, if one side floats from one surface, the fixed piece is difficult to insert and lock in the locking piece, and there is a surface that cannot cope with some dimensional error. It was

In view of this, the present invention makes it possible to cope with a slight dimensional error in a fixed object such as an electrical equipment box and to easily perform the positioning work even in a narrow machine room. The task is to provide.

[Structure of Invention]

Means for Solving the Problems The present invention is presented to solve the above-mentioned problems, and supports a notch formed at one end of a fixed body, and is attached to one wall such as a machine room of a cold storage to fix the fixed body. To provide a positioning member for fixing a fixed body that restricts movement and performs positioning when fixing, and a fixed shaft that is inserted and fixed in a first fixing hole formed in the rear of an upper wall of a machine room. , A regulation that regulates the insertion depth of the fixed shaft into the first fixing hole to a constant value, and regulates a movement in a direction parallel to one wall of the fixed body when the notch of the fixed body is positioned correspondingly. Portion, a guide portion that guides the notch toward the regulation portion when the fixed body is moved with the notch toward the regulation portion, a screw that is inserted and fixed in the second fixing hole formed in the front of the bottom wall, and the like. It is provided with a fixing member.

Action The regulating portion of the positioning member regulates the insertion depth into the first fixing hole, and the notch of the fixed object is positioned, and the guide portion guides the notch toward the regulating portion and the shaft of the notch. The movement in the direction opposite to the part is restricted. Therefore, the regulating portion and the guide portion are integrated to position and support the one end side of the fixed body.

Embodiments Embodiments of the present invention will be described below with reference to the drawings.

(1) is a low temperature refrigerator, and as a representative thereof, a reach-in type refrigerator will be described as an example. The refrigerator (1) is formed below the storage section (3) and a storage section (3) that opens and closes transparent doors (2) and (2) that are openably and closably arranged on the front surface of the refrigerator (1). The machine part (4) constitutes the main body. Components such as a compressor (6), a condenser (7), and an electrical equipment box (8) are arranged in a machine room (5) of the machine section (4). Further, a detachable front plate (10) having suction ports (9) (9) is provided on the front surface of the machine room (5).

Reference numeral (11) is a unit top plate that constitutes the upper surface of the machine room (5), and a first fixing hole (11A) for fixing a positioning member (20) described later is provided at an appropriate position of the unit top plate (11). Are formed. Reference numeral (12) is a base plate forming the bottom surface of the machine room (5), and a second fixing hole (12A) for fixing a fixed body such as an electrical equipment box (13) is formed at an appropriate position thereof. The electrical equipment box (13) forms, for example, a hexahedron, one side of the upper surface thereof extends to form a first fixing piece (14), and the opposite side of the lower surface thereof extends to form a second fixing piece (15). ) Is formed, and electrical components such as a board and electronic parts are housed inside. The first fixing piece (14) formed at one end is formed with a notch (14A) for locking the positioning member (20) described later to prevent rattling of the box body, and the second fixing piece (15). ) Is formed with a hole (15A) facing the second fixing hole (12A) and fixed by a fixing member (16) such as a screw.

(20) is the first fixing hole (11
It is a positioning member that is fixed to A) to regulate the horizontal and vertical movements of the fixed body such as the electrical equipment box (13) and to perform positioning during fixing, which is a steel material such as iron plated with zinc. The fixed shaft (21) that is formed in the first fixed hole (11A) and is fixed to the first fixed hole (11A), and the insertion depth (screw stop depth) of the fixed shaft (21) into the first fixed hole (11A) are specified. In addition to this, the positioning member (20) for the fixed body (20 in this example, the electrical equipment box (13)) when facing the cutout (14A)
Of the electrical equipment box (13) from the front side of the machine room (5) to the rear, with the restricting portion (22) for restricting the movement in the direction parallel to the one wall for fixing the electric machine and the first fixing piece (14) at one end first. Push it toward and insert the notch (14A) of the first fixing piece (14) into the regulation part (22).
Notch (14A) for locking and positioning
From the guide portion (23) for guiding the guide member to the regulating portion (22) and the rotating portion (24) for receiving the rotating force by the rotation assisting member such as the hexagon wrench when rotating the positioning member (20). Become.

With respect to the positioning member (20) configured as described above,
When locking the electrical equipment box (13), which is the object to be fixed, insert the electrical equipment box (13) into the machine room (5) with the first fixing piece (14) side first, and then cut. When the notch (14A) is locked by the regulating portion (22) of the positioning member (20), positioning is performed on one end side, and then the hole (15
By fixing A) to the second fixing hole (12A) and inserting and fixing the fixing member (16) such as a screw into both holes (12A) and (15A), the electrical equipment box (13) is fixed. However, the length of the fixing member (16) protruding downward from the base plate (12) is preferably short, and at least shorter than the height of the leg member attached to the lower surface of the base plate (12). The first fixing piece (1
In performing the positioning of 4), the notch (14A) is guided to the regulating portion (22) along the guide portion (23) of the positioning member. This works particularly effectively when the other end of the electrical equipment box (13) is inserted in a high position and inclined, or when the first fixing piece (14) is inclined downward toward the tip. The first fixing piece (14) in a tilted state has its notch (14A) along with the guide (23) following the insertion into the machine room (5) and the restricting portion (22). It can move toward the side, its inclination is gradually corrected, and it can be locked in a predetermined position. If the width of the notch (14A) is set to be larger than the outer diameter of the restriction portion (22) and smaller than the maximum outer diameter of the guide portion (23), the inside of the electrical equipment box (13) and the machine room (5) Even if there is a slight dimensional error with respect to the height of the space (of course, the height of the electrical equipment box (13) is small), the first fixing piece (14) is locked by the guide portion (23). 1 The fixing piece (14) is easy to position. Furthermore, the positioning member (20) functions extremely effectively when it is fixed to a hard-to-see portion such as the upper surface or the lower surface of the machine room (5).

〔The invention's effect〕

As described above in detail, according to the present invention, the front lower end is fixed to the second fixing hole by a fixing member such as a screw, and the rear upper end is fixed to the first fixing hole by the positioning member. There is no weakness in strength due to raising, and the fixing force of the fixed object is also strong. Further, by devising the position where the first fixing hole is provided, the presence of the positioning member does not interfere with other disposed products and the human body does not get injured by being touched. Further, since the positioning member is provided with the guide portion, it is easy to guide the notch provided in the fixed body toward the regulating portion, and a dimensional error occurs in the fixed body during production. Even when the notch cannot be located at the height position of the restriction portion, the guide portion supports the notch, and some dimensional error can be absorbed.
This error absorption can be similarly performed by changing the insertion depth of the shaft portion.

[Brief description of drawings]

Each drawing shows one embodiment of the present invention, FIG. 1 is a vertical sectional view showing a locked and fixed state of an electrical equipment box, FIG. 2 is a perspective view of a cold storage,
FIG. 3 is an enlarged view of a main part of FIG. 2, and FIG. 4 is a schematic perspective view of an electrical equipment box and a positioning member. (5) ... Machine room, (11A) ... Fixing hole, (13) ... Electrical equipment box (fixed body), (14A) ... Notch, (20) ... Positioning member, (21) ... Fixed shaft, (22) … Regulator, (23)… Guide, (24)… Rotating part.

Claims (1)

[Claims] 1. A positioning member which supports a notch formed at one end of a fixed body and which is attached to the rear of an upper wall of a machine room to regulate the movement of the fixed body and to perform positioning during fixing. A fixed shaft that is inserted and fixed in a first fixing hole formed in a wall, and the insertion depth of the fixed shaft into the first fixing hole is regulated, and the fixed body when the notch is positioned. Of the machine room, which includes a restricting portion that restricts movement of the notch in a direction parallel to the one wall, and a guide portion that guides the notch toward the restricting portion when the notch is moved toward the restricting portion. A positioning member for fixing, comprising a fixing member such as a screw inserted and fixed in a second fixing hole formed in the front of the bottom wall.