JPH024391Y2 - - Google Patents

Description

[Detailed description of the invention] (a) Industrial application field The present invention relates to an electrical box installed in a refrigerating case or a refrigerator, etc.

(b) Prior Art Electrical equipment boxes that are placed in, for example, refrigerators and are equipped with electrical parts such as temperature regulators are disclosed in Japanese Utility Model Publications No. 13273/1982 and No. 35989/1989. Here, Japanese Utility Model Publication No. 58-13273 (hereinafter referred to as the first prior art) discloses that when a temperature controller is attached to a temperature control mounting box, a rectangular rib, an L-shaped rib formed on the temperature control mounting box, and a temperature control The temperature regulator can be attached to the mounting box using the notch for holding the knob shaft of the container. However, there is a drawback that only one wire extends from the temperature controller, and the wire drawn out from the temperature control mounting box has no support and bends.

Further, Japanese Utility Model Publication No. 58-35989 (hereinafter referred to as the second prior art) discloses a control case in which a temperature regulator and other electrical components are attached.
However, there is no disclosure of a method for supporting the wiring drawn out from the control casing to the control casing, resulting in the drawback that the wiring is bent, similar to the first prior art.

Furthermore, in the first and second conventional techniques, when the wires are bundled and supported in a temperature control mounting box or control case using tape, etc., the work of supporting the wires is complicated due to the work of bundling the wires and the work of gluing them with the tape. There was a drawback that it became.

(c) Purpose of the invention The present invention is a method of utilizing the receiving part of the engaging piece and the receiving part that form a pair that fastens the main body of an electrical box equipped with electrical components installed in a low-temperature refrigerator, etc. and the closing member. The purpose of the present invention is to facilitate the work of bundling the wiring drawn out from the electrical equipment box by hanging a cable tie.

(d) Structure of the invention The present invention provides an electrical equipment box installed in a low-temperature refrigerator, etc., with a pair of upper and lower receivers each having an opening at the back and one side, and an opening at one edge of the back opening, and a space between the receivers. It consists of a main body that houses electrical components, a back plate and a side plate facing the back and one side of the main body, and one end edge of the back plate has an insertion engagement member inserted into the opening of the receiving portion. A pair of upper and lower engaging pieces each having an engaging portion to be engaged, and a holding piece located between the engaging pieces and abutted against the supporting piece, and bundling the wiring extending from the electrical component to the outside together with the supporting piece. a closing member that can open and close the opening; and a closing member that is inserted into the opening of either the upper or lower receiving part;
Since the configuration includes a binding band for binding the wiring together with the receiving part, the supporting piece, the holding piece that pairs with the supporting piece, and the engaging piece are inserted and engaged using the receiving part. The binding band is attached to the electrical equipment box to facilitate the bundling work of wiring drawn out from the electrical equipment box.

(E) Embodiment An embodiment of the present invention will be described below with reference to FIGS. 1 to 6.

Reference numeral 1 denotes a low-temperature refrigerator such as a freezer case for storing ice cream, etc. The upper half of the upper surface of the low-temperature refrigerator main body 1' is formed with an opening that is closed by sliding transparent doors 2, which can be opened and closed. A machine room 5 is formed in the lower part of the machine, which is equipped with a cooling device such as a compressor 3 and a condensing pipe 4, and whose back surface is covered with a removable cover 5'. Further, in the machine room 5, an electrical equipment box 8 according to the present invention, which is provided with electrical parts such as a temperature regulator 6 and a capacitor 7' for operating a capacitor 7 for starting the compressor, is attached to the cover 5 by screws 8'. ’ is attached and installed.

The electrical equipment box 8 has a rear surface that can be opened and closed, and has engaging parts 11a' and 11b' formed at the ends thereof, extending outwardly and bent forward into a substantially L-shape on both the upper and lower ends of the electrical equipment box 8. A back plate 9 is formed with flexible engagement pieces 11a and 11b and further has a retaining piece 12 extending outward in the center thereof, and a bending portion 1 that is freely bendable.
A closing member 15 consisting of a first side plate 14 that is connected to the back plate 9 at 3 and slidably closes one side.
and a main body 20 on which a second side plate 16 forming a side surface facing the side plate 14, a top plate 17, a bottom plate 18, and a front plate 19 are formed. Here, on both the upper and lower ends of the end surface of the second side plate 16, there are receiving portions 21 corresponding to the engaging pieces 11a and 11b.
a, 21b are formed. These receiving parts 21
Openings 21a', 21b' through which the engaging pieces 11a, 11b are inserted are formed in a, 21b, and when the back plate 9 is closed, the engaging pieces 11a, 11b are inserted into the receiving parts 21a, 21b.
are inserted into the openings 21a', 21b' of the receiving portions 21a, 21b'.
Engaging portions 11a' and 11b' are engaged with 21b.
Further, electric wiring 22 is provided at the bottom of the end surface of the second side plate 16.
A drawer notch 23 is formed, and a substantially U-shaped elastic wiring support piece 24 is formed at a suitable location corresponding to the holding piece 12 of the back plate 9. Furthermore, approximately in the center of the front plate 19 is a temperature controller 6.
An opening 19' is formed from which the knob 6' faces. Furthermore, sliding rails 14a and 14b are formed on both upper and lower edges of the first side plate 14, and grooves 17 are formed on opposite edges of the upper and lower double-sided plates 17 and 18 of the main body 20.
a, 18a are formed, and these grooves 17a, 18a
The sliding rails 14a, 14b are inserted into.
Note that 14c is an outlet through which a portion of the wiring 22a is drawn out, and 14d is a support piece that supports this wiring 22a.

Here, a flexible binding band 25 is passed through the opening 21a' of the upper side receiving part 21a of the second side plate 16, and the wiring 22 connected to the capacitor 7 and the temperature regulator 6 and pulled out from the notch 23 are bundled with a binding band 25 and fixed to the receiving part 21a, and furthermore, the wiring 22 is supported inside the wiring support piece 24 and is pressed by the presser piece 12 of the back plate 9. In addition, when the wiring 22 has a connection part 22' made of, for example, a resin-encased crimp terminal outside the electrical equipment box 8, the pre-bundled wiring 22 is covered with a waterproof bag 26 made of transparent polyethylene or the like from above. , fix the binding band 25 to the fastening receiving part 21a with the opening 26' facing downward. Incidentally, the binding band 25 is passed through the opening 21a' of the receiving part 21a, and is further inserted into the locking piece 11a.
is inserted through the opening 21a', so the opening 21
Due to the friction between the circumferential surface of a′ and the locking piece 11a and the binding band 25, the binding band 25
5 will not come off from the receiving portion 21a.

Therefore, the wires 22 can be bundled and fixed to the side of the electrical equipment box 8 by the cable ties 25 passed through the opening 21a' of the receiving part 21a, and the wires 22b, 22b extending upward from the electrical equipment box 8 are bent. can be prevented,
It can prevent the coating material of the wiring 22b, 22b from deteriorating due to the heat of the condenser pipe 4 when it comes into contact with the condenser pipe 4, and prevents dew from penetrating into the interior from the deteriorated part, resulting in electrical leakage or malfunction of the temperature controller 6, etc. can be prevented from occurring. Furthermore, the wiring 2 is attached to the wiring support piece 24.
By supporting the wire 22 and pressing it with the holding piece 12, the wiring 22 can be fixed more reliably.

In addition, the cable tie 25 is attached to the opening 21 of the receiving portion 21a.
a' together with the locking piece 11a, the receiving part 2
1a can be used as an attachment part for the cable tie 25, there is no need to newly form a cable tie attachment part, etc. on the electrical equipment box 8, and the cable tie 25 can be attached to the electrical equipment box 8 very easily using the receiving part 21a. In addition, the binding band 25 is passed through the opening 21a' of the receiving part 21a, and the engaging part 11 is inserted into the opening 21a'.
a, and lock the engaging part 11a' in the receiving part 21a, and connect the receiving part 21a and the engaging part 11a' to the binding band 25.
Due to the friction between the wires and the wires, it is possible to prevent the cable ties 25 from coming off the electrical equipment box 8 before the wires 22 are bound and fixed, and the work of fixing the wires 22 using the cable ties 25 can be easily performed.

Furthermore, if the wiring 22 has a joint 22', the wiring 22 can be made waterproof by covering the wiring 22 with a waterproof bag 26 and fixing it to the electrical box 8 with cable ties 25, 25'. , a waterproof bag 2 is placed between the wiring 22 and the cable tie 25.
6 exists, and the wiring 22 can be fixed with the binding band 25 even more reliably.

In the above embodiment, the electrical box 8 installed in the low-temperature refrigerator 1, which is a refrigerated case for storing ice cream, etc., has been described, but the electrical box 8 installed in the refrigerated case or storage, etc. for storing vegetables, etc., has been described. Even if configured as in the example, similar effects can be obtained. In addition, a receiving portion 21a is formed on the back plate 12, and the other side plate 16 of the main body 20 is formed with a receiving portion 21a.
Similar effects can be obtained by forming the engaging piece 11a on the.

(f) Effects of the invention This invention provides an electrical equipment box installed in a low-temperature refrigerator, etc., with a pair of upper and lower receivers each having an opening at the back and one side, and an opening at one edge of the back opening, and a space between the receivers. It consists of a main body that houses electrical components, a back plate and a side plate facing the back and one side of the main body, and one end edge of the back plate has an insertion engagement member inserted into the opening of the receiving portion. A pair of upper and lower engaging pieces each having an engaging portion to be engaged, and a holding piece located between the engaging pieces and abutted against the supporting piece, and bundling the wiring extending from the electrical component to the outside together with the supporting piece. a closing member that can open and close the opening; and a closing member that is inserted into the opening of either the upper or lower receiving part;
Since the structure includes a binding band for binding the wires together with the receiving portion, when the closing member is attached to the main body, the wires can be temporarily supported by the support piece to prevent the wires from spreading. After the closing member is attached to the main body by inserting and engaging the fitting piece into the receiving part, the elasticity of the supporting piece that is butted against the retaining piece can prevent the closing member that becomes the lid from rattling. , the wiring can be bundled using both of the holding pieces, and the wiring can also be bundled with a cable tie by using the receiving part into which the engaging piece is inserted and engaged, so the cable tie can be used only in one place. That's all,
Wiring bundling work can be done quickly.

[Brief explanation of the drawing]

1 to 6 show an embodiment of the present invention,
Figure 1 is a perspective view of the low temperature refrigerator, Figure 2 is a rear perspective view of the low temperature refrigerator shown in Figure 1, Figure 3 is a perspective view of the closing member of the electrical box, and Figure 4 is a perspective view of the main body of the electrical box. , 5th
The figure is an external perspective view of the electrical equipment box, and FIG. 6 is a perspective view of the electrical equipment box shown in FIG. 5 when wiring is fixed with a cable tie. DESCRIPTION OF SYMBOLS 1... Low-temperature refrigerator, 8... Electrical box, 12... Opening/closing plate, 11a, 11b... Engaging piece, 15... Closing member, 20... Main body, 21a, 21b... Receiving part, 2
1a', 21b'... Receiver opening, 22... Wiring, 25
...Cable ties.

Claims (1)

[Scope of utility model registration request] An electrical equipment box installed in a low-temperature refrigerator or the like includes a pair of upper and lower receivers each having an opening on the back and one side thereof and an opening at one edge of the back opening, and an elastic support piece located between the receivers, It consists of a main body that houses electrical components, a back plate and a side plate facing the back and one side of the main body, each having an engaging part on one end edge of the back plate that is inserted into and engaged with the opening of the receiving part. a pair of upper and lower engaging pieces, and a holding piece located between the engaging pieces and abutting against the supporting piece, and for bundling wiring extending from the electrical component to the outside together with the supporting piece, and closing the opening so as to be openable and closable. An electrical equipment box comprising: a closing member; and a binding band that is inserted into an opening of one of the upper and lower receiving portions and binds the wiring together with the receiving portion.