JPH01123178U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案による冷凍装置を有する冷凍
冷蔵車の側面断面図。第２図は、同冷凍冷蔵車の
平面断面図。第３図は、冷凍装置の構成及び制御
回路説明図。第４図は、ガイドベーン付軸流フア
ンの正面図。第５図は、同軸流フアンの一部切欠
側面図。第６図は、ガイドベーン付軸流フアンを
設けた保冷荷箱前部の平面断面図。第７図は、同
背面断面図。第８図は、同側面断面図。第９図は
、多翼送風機を設けた保冷荷箱前部の平面断面図
。第１０図は、同背面断面図。第１１図は、同側
面断面図。第１２図は、保冷荷箱後部の側面断面
図。第１３図は、第１２図の―線断面図。第
１４図は、第１２図の―線断面図。第１５図
は、第１２図の―線断面図。 Ａ：冷凍冷蔵車、Ｂ：品物、３：保冷荷箱、７
：コンデンサユニツト、８：エバポレータユニツ
ト、９：蒸発圧力調整弁、１０：コンピユータ制
御部、１６：コンデンサ、２４：エバポレータ、
２５：ガイドベーン付軸流フアン、４０：多翼送
風機。 FIG. 1 is a side sectional view of a refrigerator-freezer vehicle having a refrigeration system according to the present invention. FIG. 2 is a plan cross-sectional view of the refrigerator-freezer vehicle. FIG. 3 is an explanatory diagram of the configuration and control circuit of the refrigeration system. FIG. 4 is a front view of the axial flow fan with guide vanes. FIG. 5 is a partially cutaway side view of the coaxial flow fan. FIG. 6 is a plan sectional view of the front part of the refrigerated cargo box equipped with an axial fan with guide vanes. FIG. 7 is a rear sectional view of the same. FIG. 8 is a side sectional view of the same. FIG. 9 is a plan sectional view of the front part of the refrigerated cargo box equipped with a multi-blade blower. FIG. 10 is a rear sectional view of the same. FIG. 11 is a side sectional view of the same. FIG. 12 is a side sectional view of the rear part of the cold storage box. FIG. 13 is a sectional view taken along the line -- in FIG. 12. FIG. 14 is a sectional view taken along the line -- in FIG. 12. FIG. 15 is a sectional view taken along the line -- in FIG. 12. A: Freezer/refrigerator truck, B: Goods, 3: Cold storage box, 7
: condenser unit, 8: evaporator unit, 9: evaporation pressure adjustment valve, 10: computer control section, 16: condenser, 24: evaporator,
25: Axial fan with guide vane, 40: Multi-blade blower.

Claims (1)

【実用新案登録請求の範囲】 コンデンサユニツト７とエバポレータユニツト
８からなり、同エバポレータユニツト８内のエバ
ポレータフアンにより保冷荷箱３内に冷気を送風
して保冷荷箱３内の品物を保冷すべく構成した冷
凍冷蔵車の冷凍装置において、 コンデンサユニツト７内のコンプレツサ１４と
、エバポレータユニツト８内のエバポレータ２４
との接続配管途中に、冷媒の蒸発圧力を調整して
エバポレータ２４により生起される冷気の吹出温
度調整を一定に制御可能な蒸発圧力調整弁９を設
けると共に、同冷気を送風するエバポレータフア
ンを保冷荷箱３内で冷気を還流可能な冷気圧送フ
アンとしたことを特徴とする冷凍冷蔵車の冷凍装
置。[Scope of Claim for Utility Model Registration] Consisting of a condenser unit 7 and an evaporator unit 8, the evaporator fan in the evaporator unit 8 blows cold air into the cold storage box 3 to keep the items inside the cold storage box 3 cold. In the refrigeration system of the refrigerator-freezer vehicle, the compressor 14 in the condenser unit 7 and the evaporator 24 in the evaporator unit 8
An evaporation pressure adjustment valve 9 is provided in the connection pipe to the evaporator 24, which can adjust the evaporation pressure of the refrigerant to keep the blowout temperature of the cold air generated by the evaporator 24 constant. A refrigeration system for a refrigerated/refrigerated vehicle, characterized by using a cold air supply fan that can recirculate cold air within a cargo box 3.