1276417 玖、發明說明： (一丄發明所屬之枝術領域 本發明係關於在便利商店或超市等使用做爲商品陳列用 之展示櫃。 (二）先前技術 習知上，溫藏室之空間可增減之展示櫃方面，如第6圖 所示，日本特開平7 - 1 0 3 64 3號公告所記載者爲眾所周知。 此展示櫃1中，上面側具有加熱器、下面側具有連通到 冷氣風道1 2之補助冷氣風道2 1之區隔架2 0 ’沿著背面板5 1 而上下移動，而增減區隔架20,之上方的溫藏室Ua及冷藏 室1 1 b之空間。 但是，上述習知之展示櫃中，同時進行商品A之冷卻及 加熱之時，通過展示櫃本體10背面之冷氣風道12之冷氣 被導入設置在區隔架20,下面之補助冷氣風道21中’而將 冷藏室lib之商品A冷卻。並且，尤其在冷藏室111)設定 很廣之情況時，此區隔架2 0，被設置在靠近天花板之處所’ 因而必須充分地將商品A冷卻。因此’此補助冷氣風道2 1 及吹出口 22具有與通常形成在展示櫃本體10之天花板部30 之冷氣風道1 2及吹出口 34同等之性能° 但是，若區隔架20,接近天花板部30而設置的情況之時’ 幾乎不需要設置在展示櫃本體1〇之天花板部30的冷氣風 道12及吹出口 34，因而產生無效的成本及電力。並且’上 述習知之展示櫃1中，商品展示室1 1全體被冷卻之時’冷 氣從設置在天花板部3 0的吹出口 3 4吹出。此時’不511補 -5- 1276417 助冷氣風道21不再需要，區隔架20’保持原樣地設置在展 示櫃本體1 〇內之故，因而商品展示室11之物架給人一種 分斷之印象，因此有商品A之配置自由度受到限制之問題。 本發明係鑑於解決上述問題而發展成功的，其目的在提 供一種展示櫃，在簡易的構成之下可任意變更溫藏室及冷 藏室之空間，並且不損及其外觀。 f二）發明內容_ 爲了達成上述目的，申請專利範圍第1項之發明係關於 一種展示櫃，其係具備有：具有至少天花板部及背部及底 部之展示櫃本體、及形成在展示櫃本體之背部與背面板之 間的冷氣風道、及具有連通冷氣風道而將冷氣導入的補助 冷氣風道及將導入補助冷氣風道中之冷氣吹出的吹出口之 空氣簾幕機單元的展示櫃，其特徵爲：空氣簾幕機單元可 固定或脫離地設置在從天花板部之下面到背面板之前面之 上下方向的預定位置上。因此，若空氣簾幕機單元可容納 在天井部的話，可使展示櫃本體之商品展示室全體被冷卻。 又，申請專利範圍第2項之發明係針對申請專利範圍第1 項之展示櫃之中·，該空氣簾幕機單元具備有將該冷氣風道 在上下方向上遮斷、而將冷氣風道之冷氣導入補助冷氣風 道中所用之調節閘。因此，使冷氣不導入到空氣簾幕機單 元之上面，而可將商品展示室商品展示室區分成溫藏室及 冷藏室。 又，申請專利範圍第3項之發明係針對申請專利範圍第1 或2項之展示櫃之中，具備有：在該背面板上設置有在上 1276417 下方向設置間隔且面臨冷氣風道之多數個開口部，同時使 各開口部開閉之滑動板。因此，滑動板可使背面板之各開 口部被閉鎖。 (四）實施方式 第1圖至第5圖係顯示本發明展示櫃之一個實施形態， 第1圖係顯示展示櫃之側面的剖面圖。並且，與習知技術 相同構成的部分賦予相同符號。 首先，如第1圖所示，此展示櫃1係開放式，其具備有： 前方形成有開放之商品展示室1 1的展示櫃本體1 0，及將商 品展示室11區分成上下之溫藏室11a及冷藏室lib的空氣 簾幕機單元20。展示櫃本體10係由天花板部30、底部40、 背部5 0所構成，商品.展示室1 1之左右兩側係以透明玻璃（圖 中未顯示）關閉。底部4 0及背部5 0具有沿著各部4 0，5 0延 設之冷氣風道12，同時冷氣風道12內設置有構成冷卻機器 41的蒸發器用送風機41a及蒸發器41b，使冷氣在冷氣風 道1 2中流通及循環。 商品展示室11內配置有6段之物架13。各物架13係由 載置瓶子等之商品A的架板1 3 a，及支持在架板1 3 a之左右 的架承件1 3 b等所構成。架承件1 3 b之後端形成有上下之 鉤狀之鉤部13c。此鉤部13c係與在背部50之兩側面上所 設置的架柱14上形成之多數個卡合孔14a之中的一個預定 卡合孔1 4 a卡合且可脫離，因而可使物架1 3之位置任意地 變更。並且，各物架1 3可內藏有加熱器（圖中未顯示），載 置於物架1 3上之商品A之加溫時，對加熱器通電而形成可 -Ί - 1276417 使物架1 3上之商品A被加溫用的溫藏室丨丨a。 天花板部30具有水平之隔熱板3 1及從隔熱板3 1之兩 向下方延設之上側板3 2，天花板部3 〇之前端係以前面板 所遮蔽。並且並未具有如習知之展示櫃的冷氣風道12及 出口 3 4，天花板部3 0之下面朝向下方開□。 背部5 0係由背面板5 1及以隔熱材製成的背板5 2所構成 背面板51上具有使冷氣導入空氣簾幕機單元20內之複 個開口部5 1 a。 此開口部5 1 a如第2圖所示被形成與背面板5 1幾乎同 寬度。並且，背面板5 1上設置有使開口部5丨a開閉之滑 板5 3。此滑動板5 3可沿著背面板5 1而在上下方向上摺動 此滑動板5 3上設有縱長之螺絲貫通孔5 4，使段差式螺絲 ***螺絲貫通孔5 4而固定到背面板5 1之螺絲孔（圖中未 示）時，可使摺動之滑動板5 3固定到背面板5 1上。 空氣簾幕機單元20之下面具有補助冷氣風道21，補助 氣風道21之前端具備有吹出口 22。從展示櫃本體之 氣風道12導入的冷氣從吹出口 22流下，而形成空氣簾幕 而形成使下方的物架1 3上之商品a被冷卻的冷藏室1 1 b , 空氣簾幕機單元2 0之上部的後端上如第3及4圖所示 形成有調節閘2 3。此調節閘2 3係左右兩端側具有軌道構 24 ’使軸支在調節閘23的滾軸25旋轉時可對補助冷氣 道21在前後方向上滑動。 此滑動構造如第3及4圖所示，係與設置在空氣簾幕 單兀2 0之下部的操作部2 6連動。此操作部2 6具有操作 側 33 吹 〇 數 動 〇 55 顯 冷 冷 造 風 機 旋 1276417 鈕2 6 a及連結板2 6 b，操作旋鈕2 6 a以螺絲而被固定到 板2 6 b之前端，另一方面連結板2 6 b之後端以螺絲而 定到調節閘23的前端。並且，空氣簾幕機單元20之下板 上具有在前後方向上延設之長孔20b，操作旋鈕26a貫 長孔20b。因而，因應於操作旋鈕26a之前後操作而在 方向上滑動（參照箭頭），而可關閉補助冷氣風道2 1。例 操作旋鈕2 6 a朝向後方向壓下時，調節閘2 3被設置在 52上之吸著構件27所吸著。因而，冷氣不會流到比空 幕機單元20更向上方之處，通過空氣簾幕機單元20 節閘2 3而導入冷氣風道1 2中。相反地，將操作旋鈕 朝向前方向拉出時，調節閘2 3被解放，使冷氣通過冷 道12而到達展示櫃本體10之天花板部30。 空氣簾幕機單元20之後端·如第5圖所示，與物架1 樣地架柱14之卡合孔14卡合而設置之多數個鉤部28成 下地設置，因而使地架柱1 4可設置在任意之位置上。 如此構成之展示櫃1中，設置有溫藏室1 1 a之情況 首先，在欲區分溫藏室11a與冷藏室lib之位置上使 部5 1 a與補助冷氣風道2 1在對向狀態下設置空氣簾幕 元20。然後，空氣簾幕機單元20之操作旋鈕26a朝向 向壓下，使調節閘2 3被背板5 2上之吸著構件2 7所吸 在此狀態下，冷氣風道12被調節閘23遮斷，冷氣被 空氣簾幕機單元20之補助冷氣風道21中之故，僅可 置在比空氣簾幕機單元20更下方之物架13上之商品 冷卻。比空氣簾幕機單元20更上方之物架13上之商1276417 玖 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明 发明For the display cabinets that are increased or decreased, as shown in Fig. 6, the ones disclosed in the announcement of Japanese Laid-Open Patent Publication No. 7-1 0 3 64 3 are well known. In the display cabinet 1, the upper side has a heater and the lower side has a connection to the air conditioner. The air duct 1 2 is supplemented with the air duct 2 1 partition 2 0 'moving up and down along the back panel 5 1 , and increasing or decreasing the compartment 20, above the warm storage compartment Ua and the refrigerating compartment 1 1 b However, in the above-mentioned display cabinet, when the cooling and heating of the product A are simultaneously performed, the cold air passing through the cold air duct 12 on the back of the display cabinet body 10 is introduced into the partition frame 20, and the auxiliary air-conditioning duct below. In the case of 21' while cooling the product A of the refrigerating compartment lib, and especially when the refrigerating compartment 111 is set to a wide range, the partition 20 of this compartment is placed close to the ceiling. Therefore, the merchandise A must be sufficiently cool down. Therefore, the auxiliary air-conditioning duct 21 and the air outlet 22 have the same performance as the cold air duct 12 and the air outlet 34 which are usually formed in the ceiling portion 30 of the display cabinet main body 10. However, if the partition 20 is close to the ceiling When the portion 30 is installed, it is hardly required to be provided in the cold air duct 12 and the air outlet 34 of the ceiling portion 30 of the display cabinet main body 1 to generate ineffective cost and electric power. Further, in the above-described conventional display cabinet 1, when the entire product display room 1 is cooled, the cold air is blown out from the air outlets 34 provided in the ceiling portion 30. At this time, 'No 511 Supplement-5-1276417 The cooling air duct 21 is no longer needed, and the partition 20' is placed in the display cabinet body 1 as it is, so that the rack of the merchandise display room 11 gives a point. Because of the broken impression, there is a problem that the degree of freedom in the arrangement of the product A is limited. The present invention has been developed in view of the above problems, and an object thereof is to provide a display cabinet which can arbitrarily change the space of the temperature storage chamber and the cold storage chamber without impairing its appearance. F2) SUMMARY OF THE INVENTION In order to achieve the above object, the invention of claim 1 relates to a display cabinet comprising: a display cabinet body having at least a ceiling portion, a back and a bottom, and a body formed on the display cabinet a display duct of an air curtain duct between the back and the back panel, and an air curtain duct unit having a cooling air duct that connects the cold air duct and introduces the cold air, and an air outlet that blows the cold air that is introduced into the auxiliary air duct The air curtain unit is characterized in that the air curtain unit is fixedly or detachably disposed at a predetermined position from a lower surface of the ceiling portion to a lower direction in front of the front surface of the back panel. Therefore, if the air curtain unit can be accommodated in the patio portion, the entire product display room of the display cabinet body can be cooled. Further, the invention of claim 2 is directed to the display cabinet of the first application of the patent scope, the air curtain unit is provided with the cold air duct in the up-and-down direction, and the air-conditioning duct The cold air is introduced into the regulating brake used in the air-conditioning duct. Therefore, the cold air is not introduced into the air curtain unit, and the merchandise display room merchandise display room can be divided into a warm storage room and a refrigerating room. Further, the invention of claim 3 is directed to the display cabinet of claim 1 or 2, wherein the back panel is provided with a plurality of air-conditioning ducts disposed at intervals of the upper 1276417 A sliding plate that opens and closes each opening at the same time. Therefore, the sliding plate can block the opening portions of the back panel. (4) Embodiments Fig. 1 to Fig. 5 show an embodiment of the display case of the present invention, and Fig. 1 is a cross-sectional view showing the side of the display case. Further, the same components as those of the prior art are given the same reference numerals. First, as shown in Fig. 1, the display case 1 is an open type, and includes: a display case body 10 in which an open product display room 1 is formed in front, and a product display room 11 is divided into upper and lower temperature storages. The air curtain unit 20 of the chamber 11a and the refrigerating compartment lib. The display cabinet main body 10 is composed of a ceiling portion 30, a bottom portion 40, and a back portion 50. The left and right sides of the product display chamber 1 are closed by transparent glass (not shown). The bottom portion 40 and the back portion 50 have cold air ducts 12 extending along the respective portions 40, 50, and the evaporator air duct 41a and the evaporator 41b constituting the cooling device 41 are disposed in the air-conditioning duct 12 to cool the air. Circulation and circulation in the air duct 12. A six-segment rack 13 is disposed in the merchandise display room 11. Each of the racks 13 is constituted by a shelf plate 13a for placing a product A such as a bottle, and a shelf member 13b supporting the left and right of the shelf plate 13a. The hook end 13c of the upper and lower hooks is formed at the rear end of the holder 1 3 b. The hook portion 13c is engaged with and detachable from a predetermined engaging hole 14a of the plurality of engaging holes 14a formed on the frame column 14 provided on both sides of the back surface 50, thereby enabling the rack The position of 1 3 is arbitrarily changed. Further, each of the racks 1 3 may have a heater (not shown) built therein, and when the product A placed on the rack 13 is heated, the heater is energized to form a shovel - 1276417. The warm storage room 丨丨a for the heating of the product A on the 1st. The ceiling portion 30 has a horizontal heat insulating plate 3 1 and an upper side plate 3 2 extending downward from both of the heat insulating plates 31, and the front portion of the ceiling portion 3 is covered by the front panel. Further, the cold air duct 12 and the outlet 34 of the conventional display cabinet are not provided, and the lower surface of the ceiling portion 30 is opened downward. The back portion 50 is composed of a back panel 51 and a back panel 52 made of a heat insulating material. The back panel 51 has a plurality of openings 5 1 a for introducing cold air into the air curtain unit 20. The opening 5 1 a is formed to have almost the same width as the back panel 5 1 as shown in Fig. 2 . Further, the back panel 5 1 is provided with a slide plate 5 3 for opening and closing the opening 5丨a. The sliding plate 53 can be folded in the up-and-down direction along the back plate 51. The sliding plate 53 is provided with a longitudinal screw through hole 5 4, and the step screw is inserted into the screw through hole 5 4 to be fixed to the back. When the screw hole (not shown) of the panel 51 is attached, the folded sliding plate 53 can be fixed to the back panel 51. Below the air curtain unit 20, there is a supplemental air-conditioning duct 21, and a front end of the auxiliary air duct 21 is provided with an air outlet 22. The cold air introduced from the air duct 12 of the display cabinet body flows down from the air outlet 22 to form an air curtain to form a refrigerating chamber 1 1 b for cooling the product a on the lower rack 1 3 , the air curtain unit A regulating gate 23 is formed on the rear end of the upper portion of 20 as shown in Figs. 3 and 4. The adjustment gates 2 3 have left and right end sides having a rail structure 24' to slide the auxiliary cold air passage 21 in the front-rear direction when the shaft is rotated by the roller 25 of the adjustment gate 23. As shown in Figs. 3 and 4, the slide structure is interlocked with the operation portion 26 provided at the lower portion of the air curtain unit. The operating portion 26 has an operating side 33, a blower, a chiller, a chiller, a fan, a 1276417 button, and a web 2, 6b, and the operating knob 2 6a is fixed to the front end of the plate 2 6 b by screws. On the other hand, the rear end of the connecting plate 2 6 b is screwed to the front end of the regulating brake 23 . Further, the lower panel of the air curtain unit 20 has a long hole 20b extending in the front-rear direction, and the operation knob 26a extends through the hole 20b. Therefore, the auxiliary air-conditioning duct 21 can be closed by sliding in the direction (refer to the arrow) in response to the operation of the knob 26a before and after the operation. When the operation knob 2 6 a is pressed in the backward direction, the adjustment gate 23 is sucked by the absorbing member 27 provided on 52. Therefore, the cold air does not flow to a position higher than the air-conditioner unit 20, and is introduced into the air-conditioning duct 12 through the air curtain unit 20. Conversely, when the operating knob is pulled out in the forward direction, the regulating gate 2 3 is released, allowing cold air to pass through the cold passage 12 to reach the ceiling portion 30 of the display cabinet body 10. At the rear end of the air curtain unit 20, as shown in Fig. 5, a plurality of hook portions 28 are provided to be engaged with the engaging holes 14 of the rack 14 of the rack 1, so that the rack posts 1 are provided. 4 can be set at any position. In the case of the display cabinet 1 thus constructed, in which the temperature storage chamber 11a is provided, first, the portion 51a and the auxiliary air-conditioning duct 21 are in an opposite state at a position where the temperature storage chamber 11a and the refrigerating chamber lib are to be distinguished. The air curtain element 20 is disposed below. Then, the operation knob 26a of the air curtain unit 20 is pressed downward, so that the adjustment gate 23 is sucked by the suction member 27 on the back plate 5 2, and the cold air duct 12 is covered by the adjustment gate 23. The cold air is cooled by the air curtain duct 21 of the air curtain unit 20, and can only be cooled by the product placed on the rack 13 below the air curtain unit 20. a quotient on the rack 13 above the air curtain unit 20
連結 被固 20a 通此 前後 如， 背板 氣簾 之調 26a 氣風 3同 上、 時， 開口 機單 後方 著。 導入 使設 A被 品 A -9- 1276417 可以利用對物架1 3之加熱器通電而進行加溫。 此時’裝設有空氣簾幕機單元20之背面板5 1的開口部5 1 a 使滑動板5 3向下方向滑動而開口，因而冷氣從調節閘2 3 導入到空氣簾幕機單元20之補助冷氣風道21中。未裝設 空氣簾幕機單元2 0之開口部5 1 a使滑動板5 3向上方向滑 動’以段差螺絲5 5固定而被覆蓋。 另一方面，在夏季必須使商品展示室1 1之商品A全體被 冷卻之情況時，如第5圖所示，空氣簾幕機單元20被設置 成卡合在架柱14卡合孔14a的最上段。因而，空氣簾幕機 單元20可設置成被收容在天花板部30之下面的狀態。然 後，冷氣從展示櫃本體10之冷氣風道12導入於空氣簾幕 機單元20之補助冷氣風道21中，且從吹出口 22流出而形 成空氣簾幕，使商品展示室1 1全體變成冷藏室1 1 b。 並且，在冬季等欲使商品展示室1 1之商品A全體被加溫 之情況時，將各物架1 3之加熱器通電’同時將空氣簾幕機 單元2 0收容在天花板部3 0之下面的話’利用上側板3 2及 前面板3 3而無法從外面看到內部。 如此，依照本實施形態，使冷氣從下面具有補助冷氣風 道21之展示樞本體1〇的冷氣風道12導入’可使冷藏室lib 內之商品A被冷卻。並且’將空氣簾幕機單元20收容在展 示櫃本體1 0的天花板部3 0上之故’使商品展示室1 1內之 商品A被冷卻或者加溫之時’將i热簾幕機早兀2 〇配置在 天花板部3 0的下面較佳。因此，習知之展示櫃本體1 〇的 天花板部3 0上另外設置之風道構造可以省略’使零件點數 -10- 1276417 可削減而降低成本。並且，此時不會有空氣簾幕機單元20 保持原樣地設置在商品展示室11上之模樣，從外部看不到 之故，顧客不會有商品展示室11被區隔之印象。 又，上述實施形態中，雖然物架1 3係架板1 3 a以架承件 1 3 b支撐而說明，但是在架板1 3 a與架承件1 3 b之間設置連 結構件’而使架板1 3 a可向前後摺動而連結之時，會使商 品A之補充作業變成很輕鬆容易。 【發明之效果】 如以上所詳述’依照本發明之展示櫃時，展示櫃本體全 體被冷卻或者加溫之時，空氣簾幕機單元可配置在天花板 部的下面之故’如習知在天花板部上另外設置之風道構造 可以省略，使零件點數可削減而降低成本。並且，此時空 氣簾幕機單元被收藏到天花板部內，從外部看不到之故， 顧客不會有商品展示室1 1被分斷之印象，使外觀性可提高， 使商品展不室之空間擴大，因此可使商品自由地被展示。 f五）圖示簡單說明 第1圖係顯示本發明之一個實施形態的展示櫃之側面剖 面圖； 第2圖係背面板之要部的說明圖； 第3圖係空氣簾幕機單元之要部說明圖； 第4圖係空氣簾幕機單元之要部說明圖； 第5圖係設置空氣簾幕機單元之天花板部之側面剖面圖； 第6圖係顯示習知展示櫃的側面剖面圖； 1276417 元件符號說明 A 商 1 展 10 展 11a 溫 lib 冷 11 商 12 冷 13 物 13a 架 13b 架 13c 鉤 14 架 14a 卡 2Q， 區 20 空 20b 長 21 補 22，34 吹 23 調 25 滾 26 操 2 6a 操 26b 連 品 示櫃 示櫃本體 藏室 藏室 品展不室1 1 氣風道 架 板 承件 部 柱 合孔 隔架 氣簾幕機單元 孔 助冷氣風道 出口 節閘 軸 作部 作旋鈕 結板 吸著構件 鉤咅15 天花板部 隔熱板 上側板 前面板3 3 底部 冷卻機器The connection is fixed 20a before and after. For example, if the back air curtain is adjusted to 26a, the air is 3, and the opening machine is behind. The induction device A -9- 1276417 can be heated by energizing the heater of the rack 13 . At this time, the opening portion 5 1 a of the back panel 5 1 of the air curtain unit 20 is mounted so that the sliding plate 5 3 is slid in the downward direction to open, so that cold air is introduced from the regulating gate 2 3 to the air curtain unit 20 It is subsidized in the air-conditioning duct 21 . The opening portion 5 1 a of the air curtain unit 20 is not mounted, and the slide plate 5 3 is slid in the upward direction. The portion is fixed by the step screw 55 and covered. On the other hand, when it is necessary to cool the entire product A of the product display room 1 in the summer, as shown in Fig. 5, the air curtain unit 20 is disposed to be engaged with the engaging hole 14a of the frame column 14. The top paragraph. Thus, the air curtain unit 20 can be placed in a state of being housed under the ceiling portion 30. Then, the cold air is introduced into the auxiliary air duct 21 of the air curtain unit 20 from the cold air duct 12 of the display cabinet main body 10, and flows out from the air outlet 22 to form an air curtain, so that the entire product display room 1 becomes refrigerated. Room 1 1 b. Further, when the entire product A of the product display room 1 is to be warmed in the winter, etc., the heater of each of the racks 1 3 is energized, and the air curtain unit 20 is housed in the ceiling portion 30. In the following, 'the upper side plate 3 2 and the front side plate 3 3 are used, and the inside cannot be seen from the outside. As described above, according to the present embodiment, the cold air is introduced into the cold air duct 12 having the display hinge main body 1 from the lower side of the cooling air duct 21, and the product A in the refrigerating compartment lib can be cooled. And 'the air curtain unit 20 is housed in the ceiling portion 30 of the display cabinet body 10, so that when the product A in the product display room 1 1 is cooled or warmed, the i-curtain curtain machine is early. The 兀2 〇 is preferably disposed below the ceiling portion 30. Therefore, the air duct structure additionally provided on the ceiling portion 30 of the conventional display cabinet main body 1 can be omitted, so that the number of parts -10- 1276417 can be reduced and the cost can be reduced. Further, at this time, the air curtain unit 20 does not have the appearance of being placed on the product display room 11 as it is, and the customer does not have an impression that the product display room 11 is separated from the outside. Further, in the above-described embodiment, the rack 1 3 a is supported by the bracket 1 3 b, but the connecting member ' is provided between the bracket 1 3 a and the bracket 1 3 b. When the frame plate 1 3 a can be folded forward and backward and joined, the replenishment work of the product A becomes easy and easy. [Effects of the Invention] As described above, in the case of the display cabinet according to the present invention, when the entire display cabinet body is cooled or warmed, the air curtain unit can be disposed under the ceiling portion. The air duct structure additionally provided on the ceiling portion can be omitted, so that the number of parts can be reduced and the cost can be reduced. In addition, at this time, the air curtain unit is stored in the ceiling portion, and it is not visible from the outside. The customer does not have the impression that the product display room 1 is separated, so that the appearance can be improved, and the space for the product display can be prevented. Expanded so that goods can be displayed freely. F5) BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a side sectional view showing a display case according to an embodiment of the present invention; Fig. 2 is an explanatory view of an essential part of a back panel; Fig. 3 is an outline of an air curtain unit 4 is a side view of the main part of the air curtain unit; Fig. 5 is a side sectional view of the ceiling of the air curtain unit; Fig. 6 is a side sectional view showing the conventional display cabinet 1276417 Component Symbol Description A Merchant 1 Exhibition 10 Exhibition 11a Temperature lib Cold 11 Merchant 12 Cold 13 Material 13a Frame 13b Frame 13c Hook 14 Frame 14a Card 2Q, Zone 20 Empty 20b Length 21 Complement 22, 34 Blow 23 Tune 25 Roll 26 Fuck 2 6a 操26b 连品展示柜柜柜的室室室室展不室1 1 Air duct frame board part column hole hole partition curtain curtain unit hole help air duct outlet section gate shaft Knob Knot Plate Suction Member Hook 15 Ceiling Heat Insulation Side Panel Front Panel 3 3 Bottom Cooling Machine
蒸發器用送風機 蒸發器 背部 背面板 開口部 背板 滑動板 段差螺絲 -13Evaporator blower evaporator back back panel opening back plate sliding plate step screw -13