CN201270942Y - Movable refrigeration serving trolley - Google Patents
Movable refrigeration serving trolley Download PDFInfo
- Publication number
- CN201270942Y CN201270942Y CNU2008202015406U CN200820201540U CN201270942Y CN 201270942 Y CN201270942 Y CN 201270942Y CN U2008202015406 U CNU2008202015406 U CN U2008202015406U CN 200820201540 U CN200820201540 U CN 200820201540U CN 201270942 Y CN201270942 Y CN 201270942Y
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Abstract
The utility model discloses a movable cold storage serving trolley, which comprises a case body, a trolley door and wheels arranged at the bottom part of the case body; the case body includes a top cover; a refrigerating device and a cold storage chamber are arranged in the case body; the refrigerating device comprises an evaporator, a throttleer, a condensator, a compressor and a fan; the evaporator, the throttleer, the condensator and the compressor are sequentially connected through pipelines so as to form a loop; wherein, the evaporator is communicated with the internal environment of the case body; the condensator is communicated with the external environment of the case body; and the evaporator is separated from the condensator. The serving trolley can realize the cooling and cold storage function, the structure is compact, and the appearance is smart, thus being suitable for various occasions; the refrigerating device is arranged in the lower case body, therefore, not only the space utilization ratio in the serving trolley is improved, but also the center of gravity of the whole box body can be lowered, thus being more stable when the serving trolley walks.
Description
Technical field
The utility model relates to a kind of hand push serving trolley, and particularly a kind of mobile refrigeration serving trolley is applicable to public situation such as aircraft, train, school, hospital, can provide the high-quality food and beverage sevice for people.
Background technology
On aircraft, train or in the public situation such as hospital, be used to provide the hand push serving trolley of food not possess the refrigeration cold storage function usually, thereby its resting period to food is very limited, simultaneously also can't provide the cold drink based food for the consumer, in the prior art, food being freezed is to adopt to place ice cube at the top of serving trolley or with dry ice mode cooling food, still place operation ten minutes troubles such as ice cube, and refrigerating efficiency is lower, so cold storage effect is unsatisfactory.
In addition, existing serving trolley does not possess heating and heat preserving function usually yet, owing to the time of transporting food is long, can cause the food cooling of needs heat food, at present, solution to the problems described above is by outside drum hot blast or roasting mode heat food, but its weak point is: operating process is very loaded down with trivial details, and heating-up temperature and time all be difficult for controlling, under the heated again situation, heating process is just more complicated after food refrigerated.
Because serving trolley itself does not have the heating and cooling function, and all implements by external means, the promotion and application of serving trolley have therefore been limited to a great extent.
The utility model content
First technical problem to be solved in the utility model just provides a kind of mobile refrigeration serving trolley with refrigeration cold storage function and compact conformation.
Second technical problem to be solved in the utility model is that on the basis of the above, serving trolley of the present utility model also has heating and heat preserving function.
Solve above-mentioned first technical problem, can realize by following technical measures: a kind of mobile refrigeration serving trolley, comprise casing, dining car door and be installed in the wheel of bottom half, described casing comprises top cover, it is characterized in that being provided with in the described casing refrigerating plant and refrigerating chamber, described refrigerating plant comprises evaporimeter, flow controller, condenser, compressor and fan, described evaporimeter, flow controller, condenser links to each other successively by pipeline with compressor and constitutes a loop, wherein, environmental communication in described evaporimeter and the casing, described condenser communicates with the casing external environment, and described evaporimeter and condenser are isolated.
The operation principle of the utility model refrigerating plant is: by compressor the cold-producing medium of high-temperature low-pressure is compressed, become high temperature and high pressure gas, enter condenser by pipeline, cold-producing medium is release heat in condenser, the liquid of warm high pressure during liquefaction becomes, again by the flow controller throttling, enter evaporimeter after becoming the liquid mixed state of calming the anger in the low temperature, cold-producing medium evaporates in evaporimeter, absorbs airborne heat, the gas that becomes high-temperature low-pressure is got back to compressor, thereby finishes a working cycles.Refrigerating plant is in above-mentioned working cycles, and cold-producing medium evaporates in evaporimeter, absorbs the heat in the casing, makes refrigeration in the upper box, and the food that therefore is placed on upper box can be refrigerated; Cold-producing medium is release heat in condenser, and this moment, heat was discharged in the casing external environment; The utility model not only realize freezing function of refrigeration, and compact conformation, outward appearance are small and exquisite, are adapted at each occasion and use; Refrigerating plant is installed in lower box, has not only been improved the space availability ratio in the serving trolley, and make the center of gravity step-down of whole box body, so serving trolley is more steady when walking.
The utility model can have following improvement:
Described refrigerating plant has shell, and described shell two ends are respectively equipped with air grid, and described air grid comprises first air inlet and first air outlet, and described first air inlet is relative with first air outlet, and described evaporimeter is between described first air inlet and first air outlet; Described outer casing bottom offers second air inlet and second air outlet, and with described condenser that the position is set is corresponding.
Described refrigerating chamber is divided into upper box and lower box by thermal insulation board, described refrigerating plant is detachable to be installed in the described lower box, be provided with return air inlet between the one side inwall of described thermal insulation board and casing, be vertically arranged with air-supply passage on the pairing opposite side inwall, the mouth of pipe of described air-supply passage bottom is the 3rd air inlet, and described the 3rd air inlet is relative with described first air outlet; It vertically evenly offers air outlet the tube wall upper edge of described air-supply passage, and described air outlet is in upper box.Refrigerating plant is detachable installation, can extract out in the lower box or inject, extract refrigerating plant out after, convenient in the casing or refrigerating plant self carry out maintenance and repair, and be convenient to clean.
Described air-supply passage comprises two side frame bodies of baffle plate, bottom end opening, and described framework and baffle plate constitute a body with inner chamber, when air-supply passage is unpicked and washed, take baffle plate apart, can clean air-supply passage, conveniently safeguards and uses.
Second technical problem to be solved in the utility model can realize by following further corrective measure:
Vertically be provided with at least one pair of guide rail on the both sides inner wall surface of described upper box, each all is on the same horizontal plane guide rail, support has pallet on the described guide rail, and described pallet can insert or detach along described guide rail, wherein, described each be electrical supply rail to having a guide rail in the guide rail at least, be provided with conductive heater mechanism between described electrical supply rail and the pallet, described conductive heater mechanism is connected with working power.
The utility model is provided with electrical supply rail on the inwall of the upper box of serving trolley, and on electrical supply rail, insert pallet, the support that can be used for pallet is equipped with the container that needs heat food food, such as staple foods such as needing the hot rice of eating, congee, soup is housed, when the needs heat food, connect working power, by the food of conductive heater mechanism on can heated tray, on the basis of realizing the refrigeration cold storage function, the utility model can also be realized heating and heat preserving function, thereby satisfies various demand of consumer.
Described guide rail is along vertically uniformly-spaced being provided with 5～10 pairs on the both sides inner wall surface of upper box.
As a kind of embodiment of the present utility model, described conductive heater mechanism comprises conductive contact, conducting strip and heater block, and described conductive contact is arranged on the electrical supply rail and is provided with a pair ofly at least, and links to each other with the power supply positive and negative electrode respectively; Described conducting strip is positioned at the surface of pallet, described conducting strip presses mutually with described conductive contact, described heater block comprises heater and heating board, described heater is sealed to be installed in the described pallet, and the one end is electrically connected with described conducting strip, and the other end is electrically connected with described heating board, described heating board monoblock type is inlaid in the pallet, and its exposed face is concordant with the upper surface of described pallet, and described heating board closely contacts with pallet, the heat food by the heating board distribute heat.
When the utility model uses, pallet is placed on the electrical supply rail, need the container of heat food to be placed on the zone of heating board correspondence with being equipped with, under "on" position, conductive contact presses conducting strip, to the heater block power supply, and heater block energising back heating, food on heating board distribute heat and the heated tray, thus realization is to the purpose of food heat tracing; And other food that is not placed on the heating board on the pallet can not be heated, so food such as fruit or cold dish can be placed in the outer zone of heating board.
Serving trolley described in the utility model also comprises electric control gear, and described electric control gear is installed in the top cover below of described casing, also is provided with operating surface on the described top cover, by setting-up time parameter on operating surface, with the control circuit break-make.The utility model can be set parameter heat time heating time by operating surface, and when reaching the time value of setting, electric control gear cuts off the electric power of conductive heater mechanism, finishes the heating schedule to food, can guarantee that food has suitable heating-up temperature; Equally, by setting cooling time, finish process of refrigerastion to food.
Described casing mainly is composed of a fixed connection by a plurality of splice plates, and described each splice plate accompanies the heat-insulation and heat-preservation material by inside and outside layer light metal plate and centre and constitutes.Each splice plate of casing all adopts insulation material, can make casing have the heat-insulation and heat-preservation function, can strengthen insulation of the present utility model and cold storage effect.
Compared with prior art, the utility model has the advantages that:
(1) the utility model can be realized the cold storage function that freezes, and the food that is placed in the casing can be refrigerated, and the food of cold drink class can be provided, and has increased the time of food storage, makes things convenient for the consumer to use;
(2) refrigerating plant independently is provided with, and can inject in casing easily or extract out, is convenient to cleaning in refrigerating plant and the casing and safeguarding;
(3) the utility model structural design compactness, refrigerating plant is placed in the lower box, makes the center of gravity step-down of serving trolley, has strengthened the stationarity of travelling;
(4) the cold wind loop that refrigerating plant and casing of the present utility model provided can form forced convertion, moves in circles, and makes not only that cold air is evenly distributed in the casing, and even cooling food, and has strengthened refrigeration greatly;
(5) the utility model also has the function of heat tracing on the basis of refrigeration cold storage function, can either can provide the heat food again at any time for the consumer provides cold drink food, has realized pluralistic function, can satisfy consumer's diversified demand;
(6) the set electric control gear of the utility model can manually be set heating or cooling time, therefore can control the degree of heating and refrigeration fully, with the temperature that realizes suiting.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a stereochemical structure assembling schematic diagram of the present utility model;
Fig. 2 is the cross-sectional schematic of the utility model refrigerating plant;
Fig. 3 is the operation principle block diagram of the utility model refrigerating plant;
Fig. 4 is a refrigeration principle schematic diagram of the present utility model;
Fig. 5 is the side partial schematic sectional view of the utility model upper box.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of mobile refrigeration serving trolley of the utility model, comprise casing 19, dining car door 11 and be installed in the wheel 13 of casing 19 bottoms, casing 19 comprises top cover 1, casing 19 is divided into upper box 4 and lower box 9 by thermal insulation board 7, has return air inlet 38 (referring to Fig. 5) between the one side inwall of thermal insulation board 7 and casing 19, refrigerating plant 23 detachably is installed in lower box 9, refrigerating plant 23 has shell 24, shell 24 two ends are respectively equipped with air grid, as first air outlet 22 and first air inlet 39, described first air outlet 22 is relative with first air inlet 39 respectively; Refrigerating plant 23 comprises evaporimeter 33, flow controller 32, condenser 31, compressor 29 and fan, wherein, evaporimeter 33, flow controller 32, condenser 31 and compressor 29 link to each other successively by pipeline and constitute a loop, described evaporimeter 33 is between described first air outlet 22 and first air inlet 39, and by environmental communication in first air outlet 22, first air inlet 39 and the casing; Evaporimeter 33 is isolated with condenser 31, the bottom of shell 24 offers second air inlet and second air outlet, and with condenser 31 the corresponding (not shown) in position is set, by second air inlet and second air outlet, condenser 31 communicates with the casing external environment; Be connected with power line 25 on the refrigerating plant 23, link to each other by the corresponding interface in its joint and the casing 19, and connect with working power.
Refrigerating plant 23 is an independent single cooler that is provided with, and can extract out or insert in lower box 9, extract refrigerating plant 23 out after, convenient in the casing 19 or refrigerating plant 23 self safeguard and clean.
The operation principle of refrigerating plant 23 is identical with the refrigeration principle of air-conditioning: by compressor 29 cold-producing medium of high-temperature low-pressure is compressed, become high temperature and high pressure gas, enter condenser 31 by pipeline, cold-producing medium is release heat in condenser 31, the liquid of warm high pressure during liquefaction becomes, again by flow controller 32 throttlings, enter evaporimeter 33 after becoming low-temp low-pressure gas-liquid mixed attitude, cold-producing medium evaporates in evaporimeter 33, absorb airborne heat, the gas that becomes high-temperature low-pressure is got back to compressor 29, thereby finishes a working cycles (referring to Fig. 3).
In the present embodiment, the rear of evaporimeter 33 is provided with blowing fan 34, the place ahead of condenser 31 is provided with blower fan 30, blowing fan 34 blows out refrigerating plant 23 with cooled cold air from first air outlet 22, and blower fan 30 sucks the casing outer air by second air inlet, cold-producing medium is release heat in condenser 31, and by second air outlet hot-air that condenser 31 produces is discharged outside the casing 19.
In the present embodiment, be vertically arranged with air-supply passage 14 on the inwall of dining car door 11, air-supply passage 14 comprises that baffle plate 16, bottom have two side frame bodies 20 of opening, two side frame bodies, 20 dual-sides are along being provided with slot, the respective sides of baffle plate 16 is inserted in the slot, and formation one has the body of inner chamber, takes baffle plate 16 apart, just can clean, conveniently safeguard and use air-supply passage 14; The bottom end opening of body is the 3rd air inlet 12, the 3rd air inlet 12 is relative with first air outlet 22, it vertically offers air outlet in baffle plate 16 upper edges, air outlet is in upper box, air outlet comprises middle part air outlet 17 and top air outlet 18, lay respectively at the middle part and the top of baffle plate 16, be used for cold air is blowed in the casing uniformly.
Can in casing, form cold air forced convertion circulation during the utility model refrigeration, thereby enhancing refrigeration, as shown in Figure 5, dining car door 11 is closed, form a confined space in the casing 19, enter air-supply passage 14 by the cold air that first air outlet 22 blows out through second air inlet 12 by blowing fan 34, and in air-supply passage 14, rise, evenly blow out in upper box 4 by middle part air outlet 17 and top air outlet 18 in the uphill process, thereby will be placed on the food refrigeration in the upper box 4, after cold air and the fuel value of food exchange, the thermal air current that is produced sinks to casing 19 other ends and along the inwall of this end, enter in the lower box 9 by return air inlet 38 again, hot-air flows into the refrigerating plant 23 from first air inlet 39, and with evaporimeter 33 in the cold-producing medium heat-shift, form cold air again, formation is generated the cold wind loop of cold air A ' by hot-air A, because cold air can convection circulation, not only can make temperature uniform decrease in temperature in the casing, and then food is evenly cooled off, avoid food phenomenon uneven in temperature to take place, and made refrigerating plant have under the situation of less refrigerating capacity, can realize refrigeration refrigeration purpose too.
On the function basis of above-mentioned realization refrigeration refrigeration, the utility model also has the function of heat tracing, as Fig. 1, Fig. 4 and shown in Figure 5, vertically uniformly-spaced be provided with 10 pairs of guide rails in the both sides of upper box 4 inner wall surface, each all is on the same horizontal plane guide rail, support has pallet 27 on the guide rail, pallet 27 can insert or detach along guide rail, every layer of guide rail includes electrical supply rail 5 and tray rail 8,5 of electrical supply rails are located on the side inwall of casing 4, and the guide rail paired with it is single tray rail; Every layer of guide rail also comprises paired and tray rail 8 that only be used for support pallet 27, places the food that need not to heat on the pallet 27.Be provided with conductive heater mechanism between electrical supply rail 5 and the pallet 27, conductive heater mechanism is connected with working power, in the present embodiment, conductive heater mechanism comprises conductive contact 40, conducting strip 26 and heater block, conductive contact 40 is arranged on the electrical supply rail 5 and is provided with a pair of, this pair of conductive contact 40 respectively with power supply just, negative pole links to each other, conducting strip 26 is positioned at the surface of pallet 27, conducting strip 26 presses mutually with conductive contact 40, heater block comprises heater and heating board 28, heater is sealed to be installed in the pallet 27, the one end is electrically connected with conducting strip 26, the other end is electrically connected with heating board 28, heating board 28 monoblock types are inlaid in the pallet 27, and heating board 28 closely contacts with pallet 27, the heat food by heating board 28 distribute heats, heating board 28 is positioned at the part of pallet 27 upper surfaces, so does not have the zone of heating board 28 can also place fruit on pallet 27 upper surfaces, food such as cold dish; And, because all elements and circuit in the heater all are sealed in the pallet, can effectively prevent the into water and unexpected generation of getting an electric shock.
The conductive heater working process of mechanism is in the utility model: after connecting power supply, do not insert before the pallet, conductive contact is not charged, does not therefore have potential safety hazard; After pallet inserted electrical supply rail, conductive contact pressed mutually with conducting strip, constitutes a circuit loop, and for heater provides electric power, the heater heating is also by heating board distribute heat heat food, thereby realized the purpose to the food heat tracing.
In order artificially to control the temperature of refrigeration or heating, the utility model also comprises electric control gear 36, electric control gear 36 is installed in top cover 1 below of casing 19, and be electrically connected with refrigerating plant 23, electrical supply rail 5 respectively, electric control gear 36 also links to each other with working power by the corresponding interface on the casing, on top cover 1, also be provided with operating surface, by setting-up time parameter on operating surface, with the control circuit break-make, can preestablish the heating and the cryogenic temperature of parameter control foods such as time, thereby satisfy consumer's diversified demand.
Each splice plate of forming casing in the utility model is made of inside and outside layer light metal plate and the middle heat-insulation and heat-preservation material that accompanies, in the present embodiment, splice plate adopts by inside and outside layer aluminium sheet and the middle hard polyurethane foam plate that accompanies and constitutes, can make casing have good heat-insulation and heat-preservation effect, strengthen insulation and cold storage effect; In addition, the light metal materials such as box frame use aluminium of each splice plate are installed are made, make the utility model light more flexibly when using.
Claims (8)
1. one kind is moved the refrigeration serving trolley, comprise casing, dining car door and be installed in the wheel of bottom half, described casing comprises top cover, it is characterized in that: be provided with refrigerating plant and refrigerating chamber in the described casing, described refrigerating plant comprises evaporimeter, flow controller, condenser, compressor and fan, described evaporimeter, flow controller, condenser and compressor link to each other successively by pipeline and constitute a loop, wherein, environmental communication in described evaporimeter and the casing, described condenser communicates with the casing external environment, and described evaporimeter and condenser are isolated.
2. mobile refrigeration serving trolley according to claim 1, it is characterized in that: described refrigerating plant has shell, described shell two ends are respectively equipped with air grid, described air grid comprises first air inlet and first air outlet, described first air inlet is relative with first air outlet, and described evaporimeter is between described first air inlet and first air outlet; Described outer casing bottom offers second air inlet and second air outlet, and with described condenser that the position is set is corresponding.
3. mobile refrigeration serving trolley according to claim 2, it is characterized in that: described refrigerating chamber is divided into upper box and lower box by thermal insulation board, described refrigerating plant is detachable to be installed in the described lower box, be provided with return air inlet between the one side inwall of described thermal insulation board and casing, be vertically arranged with air-supply passage on the pairing opposite side inwall, the mouth of pipe of described air-supply passage bottom is the 3rd air inlet, and described the 3rd air inlet is relative with described first air outlet; It vertically evenly offers air outlet the tube wall upper edge of described air-supply passage, and described air outlet is in upper box.
4. according to the arbitrary described mobile refrigeration serving trolley of claim 1～3, it is characterized in that: vertically be provided with at least one pair of guide rail on the both sides inner wall surface of described upper box, each all is on the same horizontal plane guide rail, support has pallet on the described guide rail, and described pallet can insert or detach along described guide rail, wherein, described each be electrical supply rail to having a guide rail in the guide rail at least, be provided with conductive heater mechanism between described electrical supply rail and the pallet, described conductive heater mechanism is connected with working power.
5. mobile refrigeration serving trolley according to claim 4, it is characterized in that: described conductive heater mechanism comprises conductive contact, conducting strip and heater block, described conductive contact is arranged on the electrical supply rail and is provided with a pair ofly at least, and links to each other with the power supply positive and negative electrode respectively; Described conducting strip is positioned at the surface of pallet, described conducting strip presses mutually with described conductive contact, described heater block comprises heater and heating board, described heater is sealed to be installed in the described pallet, the one end is electrically connected with described conducting strip, and the other end is electrically connected with described heating board, and described heating board monoblock type is inlaid in the pallet, and its exposed face is concordant with the upper surface of described pallet, and described heating board closely contacts with pallet.
6. mobile refrigeration serving trolley according to claim 5, it is characterized in that: also comprise electric control gear, described electric control gear is installed in the top cover below of described casing, also is provided with operating surface on the described top cover, by setting-up time parameter on operating surface, with the control circuit break-make.
7. mobile refrigeration serving trolley according to claim 6 is characterized in that: described guide rail is along vertically uniformly-spaced being provided with 5～10 pairs on the both sides inner wall surface of upper box.
8. mobile refrigeration serving trolley according to claim 7, it is characterized in that: described casing mainly is composed of a fixed connection by a plurality of splice plates, and described each splice plate is made of inside and outside layer light metal plate and the middle heat-insulation and heat-preservation material that accompanies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202015406U CN201270942Y (en) | 2008-10-07 | 2008-10-07 | Movable refrigeration serving trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202015406U CN201270942Y (en) | 2008-10-07 | 2008-10-07 | Movable refrigeration serving trolley |
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| CN201270942Y true CN201270942Y (en) | 2009-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008202015406U Expired - Fee Related CN201270942Y (en) | 2008-10-07 | 2008-10-07 | Movable refrigeration serving trolley |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102887228A (en) * | 2012-10-26 | 2013-01-23 | 江苏兆胜空调有限公司 | Refrigeration air conditioner for helicopter |
| CN104116321A (en) * | 2013-04-29 | 2014-10-29 | 波音公司 | Vertically mounted dry ice cooling compartment applied to a galley cart for temperature gradient reduction |
| CN104507804A (en) * | 2012-03-30 | 2015-04-08 | Be航天公司 | Aircraft galley chiller system |
| CN104770981A (en) * | 2015-04-27 | 2015-07-15 | 钱珍珍 | Multifunctional dining table |
| CN105492319A (en) * | 2013-08-30 | 2016-04-13 | B/E航空公司 | Mobile gallery cart |
| CN105942877A (en) * | 2016-07-14 | 2016-09-21 | 合肥人和节能环保设备制造有限公司 | Meeting catering trolley |
| CN106225375A (en) * | 2016-09-18 | 2016-12-14 | 武汉海尔电冰柜有限公司 | Control method of cold and hot storage cabinet |
| CN106579776A (en) * | 2016-12-27 | 2017-04-26 | 东莞市卡诺制冷设备有限公司 | Heating trolley for banquets |
| CN106793705A (en) * | 2017-01-12 | 2017-05-31 | 中国科学技术大学 | Closed outdoor communication cabinet with cooling mechanism |
| CN109109723A (en) * | 2018-08-21 | 2019-01-01 | 鲍灵杰 | A kind of food catering method on rail vehicle |
| CN109160108A (en) * | 2017-07-11 | 2019-01-08 | 于正华 | A kind of medical sample transport case |
| CN110063580A (en) * | 2019-05-31 | 2019-07-30 | 东莞理工学院 | A kind of meal insulation dining car system and its working method based on heat pump techniques |
| CN112273866A (en) * | 2019-07-22 | 2021-01-29 | 安徽铂悦厨业有限公司 | Energy-saving dual-purpose serving trolley |
| CN114770562A (en) * | 2022-06-10 | 2022-07-22 | 浙江云澎科技有限公司 | Automatic food delivery robot |
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2008
- 2008-10-07 CN CNU2008202015406U patent/CN201270942Y/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104507804A (en) * | 2012-03-30 | 2015-04-08 | Be航天公司 | Aircraft galley chiller system |
| US10556694B2 (en) | 2012-03-30 | 2020-02-11 | B/E Aerospace, Inc. | Aircraft galley chiller system |
| US9862496B2 (en) | 2012-03-30 | 2018-01-09 | B/E Aerospace, Inc. | Aircraft galley chiller system |
| CN102887228A (en) * | 2012-10-26 | 2013-01-23 | 江苏兆胜空调有限公司 | Refrigeration air conditioner for helicopter |
| CN104116321A (en) * | 2013-04-29 | 2014-10-29 | 波音公司 | Vertically mounted dry ice cooling compartment applied to a galley cart for temperature gradient reduction |
| CN104116321B (en) * | 2013-04-29 | 2018-12-11 | 波音公司 | Applied to kitchen go-cart so as to the cooling compartment of the vertically arranged dry ice for reducing temperature gradient |
| US10137987B2 (en) | 2013-08-30 | 2018-11-27 | B/E Aerospace, Inc. | Mobile galley cart with heating, cooling and braking functionality |
| CN105492319A (en) * | 2013-08-30 | 2016-04-13 | B/E航空公司 | Mobile gallery cart |
| US10377493B2 (en) | 2013-08-30 | 2019-08-13 | Rockwell Collins, Inc. | Mobile galley cart with heating, cooling and braking functionality |
| CN104770981A (en) * | 2015-04-27 | 2015-07-15 | 钱珍珍 | Multifunctional dining table |
| CN105942877A (en) * | 2016-07-14 | 2016-09-21 | 合肥人和节能环保设备制造有限公司 | Meeting catering trolley |
| CN106225375A (en) * | 2016-09-18 | 2016-12-14 | 武汉海尔电冰柜有限公司 | Control method of cold and hot storage cabinet |
| CN106579776A (en) * | 2016-12-27 | 2017-04-26 | 东莞市卡诺制冷设备有限公司 | Heating trolley for banquets |
| CN106793705A (en) * | 2017-01-12 | 2017-05-31 | 中国科学技术大学 | Closed outdoor communication cabinet with cooling mechanism |
| CN106793705B (en) * | 2017-01-12 | 2022-04-19 | 中国科学技术大学 | Closed outdoor communication cabinet with heat dissipation mechanism |
| CN109160108A (en) * | 2017-07-11 | 2019-01-08 | 于正华 | A kind of medical sample transport case |
| CN109160107A (en) * | 2017-07-11 | 2019-01-08 | 于正华 | Medical sample transport case |
| CN109109723A (en) * | 2018-08-21 | 2019-01-01 | 鲍灵杰 | A kind of food catering method on rail vehicle |
| CN110063580A (en) * | 2019-05-31 | 2019-07-30 | 东莞理工学院 | A kind of meal insulation dining car system and its working method based on heat pump techniques |
| CN112273866A (en) * | 2019-07-22 | 2021-01-29 | 安徽铂悦厨业有限公司 | Energy-saving dual-purpose serving trolley |
| CN114770562A (en) * | 2022-06-10 | 2022-07-22 | 浙江云澎科技有限公司 | Automatic food delivery robot |
| CN114770562B (en) * | 2022-06-10 | 2023-08-04 | 浙江云澎科技有限公司 | Automatic meal delivery robot |
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Granted publication date: 20090715 Termination date: 20131007 |