CN209246484U - Train mobile type refrigerating box - Google Patents
Train mobile type refrigerating box Download PDFInfo
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- CN209246484U CN209246484U CN201821881212.5U CN201821881212U CN209246484U CN 209246484 U CN209246484 U CN 209246484U CN 201821881212 U CN201821881212 U CN 201821881212U CN 209246484 U CN209246484 U CN 209246484U
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Abstract
Train mobile type refrigerating box, it is installed cabinet body front lower portion and is provided with the subregion of adjacent left, center, right three, its any one subregion one group of inlet and outlet of each correspondence, its air inlet is connected to refrigerant compressor packages, it is provided with three groups altogether, three groups of inlet and outlets realize that electrical control is simultaneously respectively independent by electrical control box assembly, and the subregion of left, center, right three can arbitrarily accommodate one to three refrigeration small handcart；When in any one or two or three refrigeration small handcarts selectively push-in, three subregions for installing cabinet body, when refrigerating small handcart set, it is closed by the optoelectronic switch being electrically connected with electrical control box assembly, the refrigeration small handcart is accessed and is connected to inlet and outlet, and enter refrigeration mode, by the temperature controlled with temperature controller in the temperature probe real-time monitoring refrigeration small handcart that installation panel assembly is electrically connected for being set to air inlet；It has excellent electrical sensitivity, and structural reduction is reasonable, saves space, has filled up the blank of motor-car food and drink refrigerating fresh-keeping equipment.
Description
Technical field
The invention belongs to the built-in technical fields of rail traffic vehicles, especially use on rail transit train kitchen system
Cold storing and fresh-keeping system.
Background technique
The refrigeration system of the EMU kitchen system to come into operation currently on the market has refrigerated display cabinet, refrigerating cabinet,
For the storage of the foods such as fast-food lunch-box, beverage, the taking-up of the food in refrigerator need to be put into small by train crews in food delivery
Cart needs extra food putting back to refrigerator after food delivery, influences working efficiency, occupies the limited space in kitchen；Thus have
Necessity is innovated on this basis.
Summary of the invention
It can directly freeze the object of the present invention is to provide a kind of for refrigeration small handcart, and refrigeration small handcart temperature control is existed
0 to 5 DEG C, the storage of the foods, beverage such as fast-food lunch-box on train, and it is convenient for train crews food delivery, improve work effect
The memory space of rate and kitchen system, the train mobile type refrigerating box for utilizing the limited space of kitchen system rationally.
The technical solution adopted by the invention is as follows:
A kind of train mobile type refrigerating box is provided, including being set to the refrigerated cabinet component installed on cabinet body, refrigerant compression
Thermomechanical components, temperature controller control installation panel assembly, electrical control box assembly, condensed water elimination threeway, the refrigerated cabinet component
It is electrical with the electrical control box assembly, temperature controller control installation panel assembly, refrigerant compressor packages respectively by connector
Connection；The temperature controller control installation panel assembly is electrically connected by connector and the electrical control box assembly；It is special
Sign is: the installation cabinet body front lower portion is provided with the subregion of adjacent left, center, right three, and the subregion of the left, center, right three is appointed
One subregion, one group of inlet and outlet of each correspondence, the air inlet of the inlet and outlet is connected to the refrigerant compressor packages, described
Inlet and outlet is provided with three groups altogether, and inlet and outlet described in this three groups realizes electrical control and respective by the electrical control box assembly
Independent, the subregion of the left, center, right three can arbitrarily accommodate one to three refrigeration small handcart；When any one or two or three it is cold
In three subregions for hiding the small handcart selectively push-in installation cabinet body, i.e., refrigeration small handcart set when, by with it is described electrical
The optoelectronic switch closure for controlling box assembly electrical connection, the refrigeration small handcart is accessed and is connected to the inlet and outlet, and is entered
Refrigeration mode, by the temperature probe being electrically connected with temperature controller control installation panel assembly for being set to the air inlet
Real-time monitoring refrigerates the temperature in small handcart, when the preset interval range beyond temperature controller control installation panel assembly setting
When, the temperature controller control installation panel assembly output order, the refrigerant compressor packages stop refrigeration；Or it will refrigerate small
After cart pulls out, triggers the optoelectronic switch and disconnect, then the refrigerant compressor packages also stop freezing.
Preferably, the preset temperature interval range of the temperature controller control installation panel assembly setting is 0 to 5 DEG C.
Train mobile type refrigerating box provided by the present invention has excellent electrical sensitivity, and structural reduction is reasonable,
It is easy to use easy on motor-car, space is saved, a blank of motor-car food and drink refrigerating fresh-keeping equipment has been filled up, is had wide
Market prospects.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
Fig. 2 is the back structures schematic diagram of Fig. 1.
Fig. 3 is the working principle of the invention figure.
Specific embodiment
Illustrate the embodiment of the present invention with reference to the accompanying drawing, but should not be limited to the following examples:
Referring to attached drawing 1 and attached drawing 2:
A kind of train mobile type refrigerating box is provided, including the refrigerated cabinet component 2 being set on installation cabinet body 1, pressure of freezing
Contracting thermomechanical components 3, temperature controller control installation panel assembly 4, electrical control box assembly 5, condensed water elimination threeway 7, the refrigerating box
Body component 2 installs panel assembly 4, refrigeration compressor with the electrical control box assembly 5, temperature controller control respectively by connector
Component 3 is electrically connected；Temperature controller control installation 4 component of panel passes through 5 electricity of connector and the electrical control box assembly
Gas connection；Installation 1 front lower portion of cabinet body is provided with the subregion of adjacent left, center, right three, i.e., tri- points of A, B, C as shown in the figure
Area, any one subregion one group of inlet and outlet of each correspondence of tri- subregions of described A, B, C, at the opposite position referring to attached drawing 3, institute
The air inlet for stating inlet and outlet is connected to the refrigerant compressor packages 3, and the inlet and outlet is provided with three groups altogether, three groups of institutes
It states inlet and outlet and realizes that electrical control is simultaneously respectively independent by the electrical control box assembly 5, tri- subregions of described A, B, C can be any
Accommodate one to three refrigeration small handcart 6；When any one or two or three 6 selectivity of refrigeration small handcart are pushed into the Installation cabinet
In three subregions of body 1, that is, when refrigerating 6 set of small handcart, pass through the optoelectronic switch being electrically connected with the electrical control box assembly 5
The refrigeration small handcart 6 is accessed and is connected to the inlet and outlet by closure, and enters refrigeration mode, by described in being set into
Being controlled with the temperature controller in the temperature probe real-time monitoring refrigeration small handcart 6 that installation panel assembly 4 is electrically connected at air port
Temperature, when the preset interval range being arranged beyond temperature controller control installation panel assembly 4, the temperature controller control installation
4 output order of panel assembly, the refrigerant compressor packages 3 stop refrigeration；Or after small handcart pull-out will be refrigerated, described in triggering
Optoelectronic switch disconnects, then the refrigerant compressor packages 3 also stop refrigeration.
There is provided a specific embodiment: the preset temperature interval range that the temperature controller control installation panel assembly 4 is arranged is 0
To 5 DEG C.
Referring to the mechanical diagram part of attached drawing 3, in the aforementioned embodiment, the refrigerated cabinet component 2 includes preceding sealing plate group
Part, shell and internal part component；The air port of the subregion of the left, center, right three is arranged on the preceding blanking plate component, every group of wind
The uptake of mouth is corresponding with refrigeration 6 air outlet of small handcart, and the lower air port in every group of air port is opposite with the refrigeration air inlet of small handcart 6
It answers, when the invention works, the optoelectronic switch is that whether the photoelectricity of set is imitated by photoelectric sensor detection refrigeration small handcart
The switch that opening and closing should be controlled gives omicronff signal transmission to programmable controller (PLC), by programmable controller (PLC) control pair
The electric pushrod ejection for the miniature electromotive handspike component being set on installation cabinet body 1 answered is retracted, when electric pushrod ejection
The corresponding preceding blanking plate component is pushed to designated position, and the corresponding air outlet and the air inlet are turned on, cold
Hiding small handcart 6 is docked by air port connection component with the refrigerant compressor packages 3；And then form closed refrigeration circuit.
The shell and internal part component include housing unit, preceding sealing plate mounting rack component, evaporation fan mounting rack group
Part, evaporation fan, evaporation heat sink composition, bottom mounting rack, overboard device assembly；The refrigeration small handcart and the refrigerated cabinet group
After part docking, evaporation fan starts running, and will refrigerate the heat in small handcart and is sucked out by air outlet, hot wind is through evaporation heat sink
Component is cooling, and cold wind after cooling is re-circulated to inside refrigeration small handcart through lower part air inlet；
The refrigerant compressor packages 3 by refrigeration compressor set, condensation radiator forms, condensation fan forms, dried
The unidirectional charging valve of filter, refrigerant (needle-valve) refrigeration connecting line connection composition.
Preferably, the temperature controller control installation panel assembly 4 includes 3 groups of refrigerant system controllers, 3 groups of NTC plastics materials
Matter sensor, 3 groups of NTC metal material sensors, connecting terminal block XT2 component；Pass through every group of correspondence of 3 groups of refrigerant system controllers
Control the internal temperature of a refrigeration small handcart 6 totally three refrigeration small handcarts 6；The refrigerant system controller temperature is set in 0
To 5 DEG C, 3 groups of NTC plastic material sensor is separately mounted to the position of air outlet in the shell of the housing unit；Work as system
When cold small handcart is docked with refrigerated cabinet, air port is opened, in the case that evaporation fan starts running, NTC plastic material sensor
The intracorporal temperature of case sample and handle data feedback to the refrigerant system controller, small handcart is such as refrigerated
Internal temperature is higher than 5 DEG C of set temperature (0 to 5 DEG C of factory setting), the refrigerant system controller output order, control refrigeration pressure
Contracting unit is started to work；Small handcart internal temperature is such as refrigerated lower than 0 DEG C of set temperature (0 to 5 DEG C of factory setting), refrigeration system control
Device processed stops output, and control refrigeration compressor set stops working, when temperature goes back up to 5 DEG C of set temperature again in refrigeration small handcart
(return difference value is 5 DEG C), refrigerant system controller exports again, repeatedly cycle operation.When more refrigeration small handcart set,
When only all arriving at set temperature, refrigeration compressor set can just stop working；3 groups of NTC metal materials sensor is whole
It is installed on evaporation heat sink composition, sampling is carried out to the temperature of evaporation heat sink composition and by data feedback to refrigeration system
Controller is handled, and for controlling defrosting heating tube, prevents equipment from freezing.
The electrical control box assembly 5 includes component mounting base component, connecting terminal block XT1, miniature circuit breaker, melts
Disconnected device, small-sized electric source module, programmable controller (PLC), intermediate relay；The programmable controller (PLC), passes through setting
Programming, to realize the allomeric function of train mobile type refrigerating box.
The condensed water elimination threeway 7 includes condensed water elimination triplate line component, filter screen cap erection joint nut, packet
Side filter screen cap assembly；It is mobile that the bound edge filter screen cap assembly is used to prevent crawler or other foreign matters outside train from entering train
In formula refrigerating box and train.
Major function
1) function of refrigerated cabinet component
When refrigerating small handcart set, refrigeration small handcart passes through the air port connection component and refrigerating box of the preceding blanking plate component
Body docking；And the reliable sealing of connection is realized by the air port connection component.
Blanking plate component is equipped with three groups of left, center, right air port before refrigerated cabinet, equipped with photoelectric sensor and miniature on preceding blanking plate component
Electric pushrod, photoelectric sensor detection refrigeration small handcart whether set, miniature electromotive handspike through programmable controller (PLC) control
System is, it can be achieved that three groups of left, center, right air port opens or closes.
After refrigeration small handcart is docked with refrigerated cabinet, by the operating of evaporation fan, the heat refrigerated in small handcart is led to
Air outlet suction is crossed, hot wind is cooling through evaporative heat loss device assembly, and cold wind after cooling is re-circulated to refrigeration through lower part air inlet
Inside small handcart, the conversion of heat is realized.
The condensate drain pan component and downspout device group to drip through refrigerated cabinet component internal after condensed water and defrosting
Part composition is collected, and is discharged through condensed water elimination threeway.
Refrigerated cabinet junction box assembly on refrigerated cabinet component is used to install with refrigerant compressor packages, temperature controller control
The electrical connection of panel assembly, electrical control box assembly.
Refrigerated cabinet component uses modular, and mutually indepedent to seal, mounting means is convenient, is readily disassembled maintenance.
2) function of refrigerant compressor packages
Refrigerant compressor packages provide power for refrigeration cycle, to realize that compression → condensation → expansion → evaporation (is inhaled
Heat) refrigeration cycle.
3) function of temperature controller control installation panel assembly
Temperature controller control installation panel assembly mainly include 3 groups of refrigerant system controllers, 3 groups of NTC plastic material sensors,
3 groups of NTC metal material sensors, connecting terminal block XT2 component.
Control the internal temperature of three refrigeration small handcarts, refrigerant system controller respectively by 3 groups of refrigerant system controllers
Temperature is set in 0 to 5 DEG C, and 3 groups of NTC plastic material sensors are separately mounted to the position of enclosure interior air outlet, small freezing
After cart is docked with refrigerated cabinet, in the case that in air port, opening evaporation fan starts running, NTC plastic material sensor pair
The intracorporal temperature of case sample and handle data feedback to refrigerant system controller, such as refrigerates temperature inside small handcart
Degree is higher than 5 DEG C of set temperature (0 to 5 DEG C of factory setting), and refrigerant system controller output, control refrigeration compressor set starts work
Make.Small handcart internal temperature is such as refrigerated lower than 0 DEG C of set temperature (0 ~ 5 DEG C of factory setting), refrigerant system controller stops output,
Control refrigeration compressor set stop working, when refrigeration small handcart in temperature go back up to again 5 DEG C of set temperature (return difference value be 5
DEG C), refrigerant system controller exports again, repeatedly cycle operation.When more refrigeration small handcart set, only all arrive
When up to set temperature, refrigeration compressor set can just stop working.3 groups of NTC metal material sensors are all installed on evaporative heat loss
On device composition, sampling is carried out and by data feedback at refrigerant system controller to the temperature of evaporation heat sink composition
Reason, for controlling defrosting heating tube, prevents equipment from freezing.
Connecting terminal block XT2 component is for the electrical connection with refrigerated cabinet component, electrical control box assembly.
4) kinetic energy of electrical control box assembly
Electrical control box assembly mainly includes component mounting base component, connecting terminal block XT1, miniature circuit breaker, melts
Disconnected device, small-sized electric source module, programmable controller (PLC), intermediate relay.
By writing specified control program, train mobile type refrigerating box is made to realize allomeric function by control flow.
It is the photoelectric sensor by small-sized electric source module, miniature electromotive handspike, programmable controller (PLC), each
Intermediate relay provides power supply.
It is used to protect the short-circuit protection of low-voltage distributing line and electrical equipment, mistake by using miniature circuit breaker, fuse
Overload protection is flowed, protection equipment and personnel safety is played.
Connecting terminal block XT1 be used for connect refrigerated cabinet component, temperature controller control install panel assembly electrical connection.
5) kinetic energy of condensed water elimination threeway
Condensed water elimination threeway mainly includes condensed water elimination triplate line component, filter screen cap erection joint nut, packet
Side filter screen cap assembly composition.
The condensed water elimination triplate line component is mainly used for the piping connection formed with overboard device assembly, discharges cold
Hide the condensation water in box assembly.The filter screen cap erection joint nut is for installing fastening bound edge filter screen cap assembly group
At.The described bound edge filter screen cap assembly composition is for preventing crawler outside train or other foreign matters from entering train mobile type refrigeration
In case and train.
The working principle of the invention figure is given in Fig. 3, M1 and M2 corresponds to the refrigeration of refrigerant compressor packages 3 in figure
Source, M3 to M5 correspond to three inlet and outlets of refrigerated cabinet component 2, and M6 to M8 corresponds to 2 three subregions of refrigerated cabinet component
Switch control and protection, SQ1 to SQ3 be corresponding three stroke optoelectronic switches, the circuit specific structure used, to ability
It will understand that and obtain for the technical staff in domain, therefore repeat no more.
Although having been shown that detailed embodiment of the invention above, it is therefore apparent that those skilled in the art without prejudice to
Under the premise of the present invention, part modifications and changes can be carried out；The content referred in description above and attached drawing is only used as illustrative
Illustration, be not intended as limitation of the present invention, with above-mentioned technical characteristic train mobile type refrigerating box, each fall within the present invention
Protection scope.
Claims (8)
1. a kind of train mobile type refrigerating box, including be set on installation cabinet body refrigerated cabinet component, refrigerant compressor packages,
Temperature controller control installation panel assembly, electrical control box assembly, condensed water elimination threeway, the refrigerated cabinet component pass through connection
Device is electrically connected with the electrical control box assembly, temperature controller control installation panel assembly, refrigerant compressor packages respectively；It is described
Temperature controller control installation panel assembly be electrically connected by connector and the electrical control box assembly；It is characterized by: institute
It states installation cabinet body front lower portion and is provided with the subregion of adjacent left, center, right three, any one subregion of the subregion of the left, center, right three is each
Corresponding one group of inlet and outlet, the air inlet of the inlet and outlet are connected to the refrigerant compressor packages, and the inlet and outlet is total
Three groups are provided with, inlet and outlet described in this three groups realizes that electrical control is simultaneously respectively independent by the electrical control box assembly, described
The subregion of left, center, right three can arbitrarily accommodate one to three refrigeration small handcart；When any one or two or three refrigeration small handcart choosings
Selecting property be pushed into it is described installation cabinet body three subregions in, i.e., refrigeration small handcart set when, by with the electrical control box assembly
The optoelectronic switch of electrical connection is closed, and accesses and be connected to the inlet and outlet for the refrigeration small handcart, and enters refrigeration mode, is led to
Cross be set to the air inlet to control the temperature probe real-time monitoring that installation panel assembly is electrically connected with the temperature controller cold
The temperature in small handcart is hidden, when beyond the preset interval range of temperature controller control installation panel assembly setting, the temperature
Device control installation panel assembly output order is controlled, the refrigerant compressor packages stop refrigeration；Or refrigeration small handcart is pulled out
Afterwards, it triggers the optoelectronic switch to disconnect, then the refrigerant compressor packages also stop freezing.
2. train mobile type refrigerating box as described in claim 1, it is characterised in that: the temperature controller control installation panel assembly
The preset temperature interval range of 4 settings is 0 to 5 DEG C.
3. train mobile type refrigerating box as described in claim 1, it is characterised in that: the refrigerated cabinet component includes preceding sealing plate
Component, shell and internal part component；The air port of the subregion of the left, center, right three is arranged on the preceding blanking plate component, and every group
The uptake in air port is corresponding with refrigeration small handcart air outlet, and the lower air port in every group of air port is opposite with the refrigeration air inlet of small handcart
It answers.
4. train mobile type refrigerating box as claimed in claim 3, it is characterised in that: the shell and internal part component include
Housing unit, preceding sealing plate mounting rack component, evaporation fan mounting rack component, evaporation fan, evaporation heat sink composition, bottom installation
Frame, overboard device assembly；After the refrigeration small handcart is docked with the refrigerated cabinet component, evaporation fan starts running, and will refrigerate
Heat in small handcart is sucked out by air outlet, and hot wind is cooling through evaporative heat loss device assembly, and cold wind after cooling is entered the wind through lower part
Mouth is re-circulated to inside refrigeration small handcart.
5. train mobile type refrigerating box as described in claim 1, it is characterised in that: the refrigerant compressor packages are pressed by refrigeration
The unidirectional charging valve refrigeration connecting line of contracting unit, condensation radiator composition, condensation fan composition, device for drying and filtering, refrigerant connects
Connect composition.
6. train mobile type refrigerating box as claimed in claim 4, it is characterised in that: the temperature controller control installation panel assembly
Including 3 groups of refrigerant system controllers, 3 groups of NTC plastic material sensors, 3 groups of NTC metal material sensors, connecting terminal block XT2
Component；Pass through the inside temperature of 3 groups every group of refrigerant system controller corresponding control, one refrigeration small handcart totally three refrigeration small handcarts
Degree；Plastic material sensor is separately mounted to the position of air outlet in the shell of the housing unit；3 groups of NTC metal materials
Matter sensor be all installed on evaporation heat sink composition on, to evaporation heat sink composition temperature carry out sampling and by data it is anti-
It is fed to refrigerant system controller to be handled, for controlling defrosting heating tube, prevents equipment from freezing.
7. train mobile type refrigerating box as described in claim 1, it is characterised in that: the electrical control box assembly includes first device
Part mounting base component, connecting terminal block XT1, miniature circuit breaker, fuse, small-sized electric source module, programmable controller, centre
Relay；It is arranged by the programmable controller and is programmed, to realizes the allomeric function of train mobile type refrigerating box.
8. train mobile type refrigerating box as described in claim 1, it is characterised in that: the condensed water elimination threeway includes condensation
Water discharges triplate line component, filter screen cap erection joint nut, bound edge filter screen cap assembly；The bound edge filter screen cap assembly
For preventing crawler outside train or foreign matter from entering in train mobile type refrigerating box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881212.5U CN209246484U (en) | 2018-11-15 | 2018-11-15 | Train mobile type refrigerating box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881212.5U CN209246484U (en) | 2018-11-15 | 2018-11-15 | Train mobile type refrigerating box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209246484U true CN209246484U (en) | 2019-08-13 |
Family
ID=67528383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881212.5U Active CN209246484U (en) | 2018-11-15 | 2018-11-15 | Train mobile type refrigerating box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209246484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405393A (en) * | 2018-11-15 | 2019-03-01 | 浙江金字机械电器有限公司 | Train mobile type refrigerating box |
-
2018
- 2018-11-15 CN CN201821881212.5U patent/CN209246484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405393A (en) * | 2018-11-15 | 2019-03-01 | 浙江金字机械电器有限公司 | Train mobile type refrigerating box |
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Address after: 317200 Tiantai high tech Industrial Park, Tiantai County, Taizhou, Zhejiang Patentee after: Zhejiang JINZI Machinery Electrical Co., Ltd Address before: 317200 Tiantai high tech Industrial Park, Tiantai County, Taizhou, Zhejiang Patentee before: ZHEJIANG JINZI MACHINERY & ELECTRICAL Co.,Ltd. |