JPH0446690U - - Google Patents

Info

Publication number
JPH0446690U
JPH0446690U JP8969390U JP8969390U JPH0446690U JP H0446690 U JPH0446690 U JP H0446690U JP 8969390 U JP8969390 U JP 8969390U JP 8969390 U JP8969390 U JP 8969390U JP H0446690 U JPH0446690 U JP H0446690U
Authority
JP
Japan
Prior art keywords
control device
control
case body
refrigeration
transmission circuits
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP8969390U
Other languages
Japanese (ja)
Other versions
JPH0744942Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8969390U priority Critical patent/JPH0744942Y2/en
Publication of JPH0446690U publication Critical patent/JPH0446690U/ja
Application granted granted Critical
Publication of JPH0744942Y2 publication Critical patent/JPH0744942Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Devices That Are Associated With Refrigeration Equipment (AREA)

Description

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

第１図は本考案の冷凍冷蔵シヨーケースの１実
施例を示す正面図、第２図は同上側面図、第３図
は同上制御回路図、第４図は制御信号発信の動作
を示すフローチヤート、第５図は信号の基本波形
図、第６図は各制御信号の波形図、第７図は制御
信号受信の動作を示すフローチヤート、第８図は
伝送装置の従来例を示す正面図、第９図は同上側
面図、第１０図は同上制御回路図である。 １……シヨーケース本体、２……商品収納庫、
３，４……制御装置、５，６……伝送線、７，８
……伝送回路、９……リレー、１０……サーモ前
、１１……サーモ後、１２……フアン前、１３…
…フアン後、１４……電磁弁、１５……四方弁前
、１６……四方弁後、１７……制御装置、１８，
２２……伝送線、１９……電装ボツクス、２０…
…リレー、２１……端子盤。 FIG. 1 is a front view showing one embodiment of the freezer/refrigerator case of the present invention, FIG. 2 is a top side view of the same, FIG. 3 is a control circuit diagram of the same, and FIG. 4 is a flow chart showing the operation of transmitting a control signal. Fig. 5 is a basic waveform diagram of signals, Fig. 6 is a waveform diagram of each control signal, Fig. 7 is a flowchart showing the operation of receiving control signals, Fig. 8 is a front view showing a conventional example of a transmission device, and Fig. 8 is a front view showing a conventional example of a transmission device. 9 is a side view of the same as above, and FIG. 10 is a control circuit diagram of same as above. 1...Syo case body, 2...Product storage,
3, 4...control device, 5,6...transmission line, 7,8
...Transmission circuit, 9...Relay, 10...Before thermostat, 11...After thermostat, 12...Before fan, 13...
...After the fan, 14... Solenoid valve, 15... Before the four-way valve, 16... After the four-way valve, 17... Control device, 18,
22...Transmission line, 19...Electrical box, 20...
...Relay, 21...terminal board.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 表示、制御及び操作スイツチなどの機能を備え
た制御装置をシヨーケース本体内の上部に配設し
、サーモ、フアンなどの制御部品に接続する制御
装置をシヨーケース本体内の下部に配設し、前記
上部と下部の両制御装置にオン・オフ信号による
伝送回路を内蔵させ、これら両伝送回路間を直流
低電圧の２線式の伝送線で接続したことを特徴と
する冷凍冷蔵シヨーケース。 A control device with functions such as display, control, and operation switches is placed in the upper part of the show case body, and a control device that connects to control parts such as a thermostat and fan is placed in the lower part of the show case body. A refrigeration/refrigeration case characterized in that both the lower control device and the lower control device have built-in transmission circuits for on/off signals, and these two transmission circuits are connected by a DC low voltage two-wire transmission line.
JP8969390U 1990-08-27 1990-08-27 Refrigerated showcase Expired - Fee Related JPH0744942Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8969390U JPH0744942Y2 (en) 1990-08-27 1990-08-27 Refrigerated showcase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8969390U JPH0744942Y2 (en) 1990-08-27 1990-08-27 Refrigerated showcase

Publications (2)

Publication Number Publication Date
JPH0446690U true JPH0446690U (en) 1992-04-21
JPH0744942Y2 JPH0744942Y2 (en) 1995-10-11

Family

ID=31823849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8969390U Expired - Fee Related JPH0744942Y2 (en) 1990-08-27 1990-08-27 Refrigerated showcase

Country Status (1)

Country Link
JP (1) JPH0744942Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005329182A (en) * 2004-05-21 2005-12-02 Fuji Koki Corp Temperature control device of showcase

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005329182A (en) * 2004-05-21 2005-12-02 Fuji Koki Corp Temperature control device of showcase

Also Published As

Publication number Publication date
JPH0744942Y2 (en) 1995-10-11

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Legal Events

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LAPS Cancellation because of no payment of annual fees