CN209246445U - Refrigerating plant, ice making mould group and ice machine - Google Patents

Abstract

The utility model relates to household appliance technical fields, disclose a kind of refrigerating plant, ice making mould group and ice machine, the refrigerating plant (100) includes coolant loop (L1) and the compressor (1), condenser (2) and evaporator (3) that setting is sequentially connected in series in coolant loop, wherein, the outlet of compressor is equipped with the bypass line (L2) for being connected to evaporator, and refrigerating plant further includes for making the refrigerant of the outlet from compressor flow into evaporator by coolant loop or flowing into the switching valve (4) of evaporator by bypass line.It is arranged such, when ice making mould group needs to deice, the high temperature refrigerant from compressor outlet can be made only to pass through bypass line by control switching valve and flow into evaporator, to make evaporator heat release quickly to dissolve the ice contacted with evaporator external, so that the ice being condensed on evaporator falls off rapidly, be conducive to that ice making efficiency and efficiency is substantially improved.

Description

Refrigerating plant, ice making mould group and ice machine

Technical field

The utility model belongs to household appliance technical field, and in particular, to a kind of refrigerating plant, ice making mould group and with ice making The ice machine of function.

Background technique

As being constantly progressive for science and technology is constantly improve with people's living standard, the ice machine with ice making function is got over To be more widely used in people's lives.Wherein, ice machine includes setting gradually in spray thrower and coolant loop Compressor, condenser and evaporator, the liquid from spray thrower can condense in evaporator external and form ice.

In existing ice machine, electric heating tube is usually added on an evaporator, when the timing of icing amount one on evaporator, The compressor for first shutting down a period of time (generally 2 to 6 minutes) then restarts electric heating tube so that ice cube takes off from evaporator It falls, in this way, the time expended needed for the de- ice of ice machine is longer, so that the ice making efficiency of complete machine is more low.

Utility model content

For above-mentioned insufficient or defect in the prior art, the utility model provide a kind of refrigerating plant, ice making mould group with And the ice machine with ice making function, the ice machine is with higher to deice efficiency and ice making efficiency, and complete machine efficiency is also higher, energy It is enough to bring preferable usage experience to user.

To achieve the above object, the utility model provides a kind of refrigerating plant, the refrigerating plant include coolant loop with And the compressor, condenser and evaporator of setting are sequentially connected in series in the coolant loop, wherein the outlet of the compressor is set There is the bypass line for being connected to the evaporator, the refrigerating plant further includes for making the outlet from the compressor Refrigerant flows into the evaporator by the coolant loop or flows into the switching valve of the evaporator by the bypass line.

Preferably, the coolant loop for connecting the condenser and the evaporator is equipped with triple valve, the bypass The both ends of pipeline are connected with the switching valve with the triple valve respectively.

The utility model also provides a kind of ice making mould group, the ice making mould group include equipped with jet hole nozzle plate of water route and Refrigerating plant, the evaporator include vaporizer body and the condensation column that extends downwardly from the vaporizer body, the nozzle The shower water of mouth can flow along the condensation column and condense into the ice for wrapping the condensation column in the outer surface of the condensation column Column.

Preferably, the switching valve is electromagnetic switching valve, and the electromagnetic switching valve includes the first conducting position of switched conductive It is connected respectively with the entrance of the second conducting position, the electromagnetic switching valve in the first conducting position and second conducting position The coolant loop and the bypass line.

Preferably, the ice making mould group includes controller and timing element, and the timing element is for detecting the electromagnetism Switching valve is in the first conducting duration value of first conducting position and the second conducting duration value of second conducting position；Wherein, The controller is configured to control the electromagnetic switching valve when the first conducting duration value is greater than setting ice making duration threshold value Second conducting position is switched to from first conducting position, and is greater than setting in the second conducting duration value and deices duration The electromagnetic switching valve is controlled when threshold value switches to first conducting position from second conducting position.

Preferably, the setting deices duration threshold value not less than 5 seconds and no more than 15 seconds.

Preferably, the ice making mould group includes the Weighing element for detecting the evaporator weight variation and control Device, the controller are configured to when the poidometer magnitude of the Weighing element is greater than setting weighing upper threshold value described in control Electromagnetic switching valve switches to second conducting position from first conducting position, and in the poidometer of the Weighing element Magnitude controls the electromagnetic switching valve and switches to first conducting from second conducting position when being less than setting weighing lower threshold value Position.

Preferably, the vaporizer body is U-shaped cooling coil, and the nozzle plate of water route is to be arranged at intervals with multiple run through The plate in hole, multiple condensation columns along the U-shaped cooling coil pipeline extending direction arranged for interval and correspond respectively Ground is pierced by downwards by the through hole, and the jet hole is provided towards the U-shaped cooling coil and/or condensation column spray Leaching.

Preferably, the evaporator is stainless steel material.

In addition the utility model also provides a kind of ice machine, which includes ice making mould group.

Through the above technical solutions, in the outlet of compressor, setting is connected to steaming in the refrigerating plant of the utility model The bypass line of device is sent out, and the refrigerant from compressor outlet can be made to select by control switching valve and be passed through steaming once coolant loop Hair device flows into evaporator through bypass line, in this way, making evaporator that can not only freeze by controlling switching valve, can also heat, Vdiverse in function and structure is simple.Using the ice making mould group of this refrigerating plant, when needing to deice, control switching valve makes from pressure The high temperature refrigerant of contracting machine outlet only passes through bypass line and flows directly into evaporator, in this way, making and evaporating by evaporator heat release The ice of device appearance face contact quickly dissolves, and quickly deices to realize, is conducive to the ice making efficiency and efficiency that improve ice making mould group, And then promote the usage experience of user.

Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.

Detailed description of the invention

Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is a kind of pipeline flow diagram of the refrigerating plant of preferred embodiment of the utility model, wherein bypass The outlet end of pipeline is connected with coolant loop；

Fig. 2 is the pipeline flow diagram of the refrigerating plant of another preferred embodiment of the utility model, wherein other The outlet end on siphunculus road is directly connected with evaporator；

Fig. 3 is a kind of structural schematic diagram of the ice machine of preferred embodiment of the utility model, wherein the portion of ice machine Exceptionally shell-and-tube line is not shown；

Fig. 4 be Fig. 3 in refrigerating plant and nozzle plate of water route partial structural diagram, wherein compressor, condenser and Its associated pipe is not shown；

Fig. 5 is the part A enlarged drawing in Fig. 4；

Fig. 6 is the three-dimensional structure diagram of the evaporator and nozzle plate of water route in Fig. 4；

Fig. 7 is the main view of Fig. 6.

Description of symbols:

100 refrigerating plants

1 compressor, 2 condenser

3 evaporator, 4 switching valve

5 triple valve, 6 nozzle plate of water route

7 restricting elements

31 vaporizer body, 32 condensation column

33 icicle, 61 through hole

L1 coolant loop L2 bypass line

Specific embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually Be for direction shown in the drawings either for it is vertical, vertically or on gravity direction for each component mutual alignment Relationship description word.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

The utility model provides a kind of refrigerating plant first, and referring to Figures 1 and 2, which returns including refrigerant Road L1 and the compressor 1, condenser 2 and evaporator 3 that setting is sequentially connected in series in coolant loop L1, wherein compressor 1 Outlet is equipped with the bypass line L2 for being connected to evaporator 3, and refrigerating plant 100 further includes for making the outlet from compressor 1 Refrigerant by coolant loop L1 flow into evaporator 3 or pass through bypass line L2 flow into evaporator 3 switching valve 4.

In the technical scheme, it is added in the outlet of compressor 1 and is connected to the bypass line L2 of evaporator 3, and pass through control Switching valve 4 processed enables to the high temperature refrigerant exported from compressor 1 or through coolant loop L1 followed by condenser 2 and evaporation 1 entrance of compressor is passed back into after device 3 again, or passes back into 1 entrance of compressor again after bypass line L2 flows into evaporator 3, even if Refrigerating plant 100 is obtained while with cooling condition, also has both backheat operating condition (certainly, two kinds of operating conditions do not exist simultaneously), function Can be more various, it can satisfy diversified user demand.It wherein, can be to object by evaporator 3 in cooling condition Freeze；In backheat operating condition, object can be heated by evaporator 3.In addition, in the cold of 1 exit of compressor Switching valve 4 is provided on the L1 of matchmaker circuit, and the arrival end of bypass line L2 is connected with switching valve 4, so that only by adusting switching Valve 4 can independently select a selection and pass through coolant loop L1 from the refrigerant that compressor 1 exports or flow into steaming by bypass line L2 Send out device 3, in this way, be just not required to again on bypass line L2 be arranged switch valve to prevent in cooling condition when refrigerant through bypass line L2 Flow directly into evaporator 3, be similarly also not required on the coolant loop L1 between switching valve 4 and condenser 2 again be arranged switch valve with Prevent the refrigerant in backheat operating condition from flowing to condenser 2, i.e., the switching valve 4 in the technical program is integrated with plain triple valve 5 and 2 The function of switch valve occupies little space so that 100 compact structure of refrigerating plant is compact.Certainly, the valve being arranged on pipeline Quantity is few, also can effectively reduce the probability of coolant leakage, is conducive to the reliability for improving refrigerating plant 100.

In addition the utility model also provides a kind of ice making mould group, which includes the nozzle plate of water route equipped with jet hole 6 and refrigerating plant 100, referring to Fig. 3 to Fig. 7, evaporator 3 includes vaporizer body 31 and extends downwardly from vaporizer body 31 Condensation column 32, the shower water of jet hole can be flowed along condensation column 32 and to condense into wrapping in the outer surface of condensation column 32 cold The icicle 33 of solidifying column 32.

Correspondingly, the utility model also provides a kind of ice machine, and referring to Fig. 3, which includes ice making mould group.Wherein, Ice machine can be desk-top ice machine or vertical ice machine, can also be certainly embedded ice machine etc., herein no longer It enumerates.

In the present invention, when ice making mould group is under ice-make mode, refrigerating plant 100 is in cooling condition, spray Liquid of the mouth plate of water route 6 through jet hole towards 3 ejecting liquid of evaporator (such as water, fruit syrup, coffee or cola), on condensation column 32 Body has mobility under gravity, and liquid is tied on 32 top of condensation column flowing side under the heat-absorbing action of evaporator 3 Ice has many advantages, such as that mellow and full, amount is controllable to can ensure that ice cube is transparent, hardness is high；It is deiced under mode when ice making mould group is in When, refrigerating plant 100 is in backheat operating condition, and the high temperature refrigerant exported from compressor 1, which is directly flowed into through bypass line L2, to be evaporated Device 3,3 heat release of evaporator with the ice of 3 appearance face contact of evaporator so as to take the lead in dissolving, so that being condensed on condensation column 32 Icicle 33 and evaporator form moisture film between 3 outer surface, and then icicle 33 is made to fall off from condensation column 32 under gravity. In this way, compared to other ice making mould groups need compressor 1 stop operating a period of time (generally 2 to 6 minutes) after restart electricity Heating tube is generated heat to deice, and the ice making mould group in the technical program has both the refrigeration of cooling condition and backheat operating condition due to using Device 100, so that ice making mould group only need to can switch to the mode of deicing from ice-make mode immediately by controlling switching valve 4 with quick It deices, in this way, can not only greatly improve ice making mould group and ice machine deices efficiency and ice making efficiency, but also can effectively mention The efficiency for rising ice making mould group or even complete machine is conducive to the usage experience for promoting user.

Specifically, by the refrigerant exported from compressor 1, through bypass line L2 introducing evaporator 3, there are many settings appropriate Mode, such as the outlet end of bypass line L2 are directly connected with evaporator 3 or the outlet end of bypass line L2 and coolant loop L1 be connected etc..Preferably, referring to Fig.1, Fig. 4 and Fig. 5, the coolant loop L1 of connection condenser 2 and evaporator 3 is equipped with threeway Valve 5, the both ends of bypass line L2 are connected with switching valve 4 with triple valve 5 respectively, so set, going out compared to bypass line L2 Mouth end is directly connected with evaporator 3, and cost is relatively low for design improvement, and production technology is also relatively simple, so that refrigerating plant 100 Lower production costs.Further, restricting element 7 is provided on the coolant loop L1 of connection condenser 2 and evaporator 3, three Port valve 5 is set on the coolant loop L1 between restricting element 7 and evaporator 3 and arranges close to evaporator 3, reference Fig. 4, this Sample, so that smaller from the high temperature refrigerant heat waste that compressor 1 exports, be conducive to promotion ice making mould group deices efficiency.Wherein, it saves Fluid element 7 can be expansion valve or capillary throttle pipe etc..

Preferably, referring to Figures 1 and 2, switching valve 4 is electromagnetic switching valve, and electromagnetic switching valve includes the first of switched conductive Position and the second conducting position is connected, the entrance of electromagnetic switching valve is connected respectively refrigerant and returns in the first conducting position and the second conducting position Road L1 and bypass line L2.Wherein, when switching valve 4 is in the first conducting position, the refrigerant exported from compressor 1 is returned through refrigerant Road L1 flows into evaporator 3；When switching valve 4 is in the second conducting position, the refrigerant exported from compressor 1 is straight through bypass line L2 It connects and flows into evaporator 3.Certainly, switching valve 4 can also be user by being manually operated so that system in addition to that can be electromagnetic switching valve The manual switching valve 4 etc. that device for cooling 100 is toggled in cooling condition and backheat operating condition, details are not described herein.

For control icing amount and the needs of protection constructional device, it is more crucial to deice opportunity.Preferably, ice making mould group packet Include controller and timing element, timing element is used to detect electromagnetic switching valve in the first conducting duration value of the first conducting position and the Second conducting duration value of two conducting positions；Wherein, controller is configured to be greater than setting ice making duration threshold in the first conducting duration value Electromagnetic switching valve is controlled when value and switches to the second conducting position from the first conducting position, and de- greater than setting in the second conducting duration value Electromagnetic switching valve is controlled when ice duration threshold value switches to the first conducting position from the second conducting position.In this way, passing through electromagnetic switching valve, meter When element and controller between linkage, realize circulation ice-making and the automatic control that deices.

Wherein, under the mode that deices, the high temperature refrigerant from compressor 1 is full of the inner cavity of entire evaporator 3, so that evaporation The entire outer surface of device 3 can give out heat, so as to enable with the ice of the appearance face contact of condensation column 32 more uniformly Ground dissolution deices high-efficient, the ice making effect of ice making mould group in this way, making ice making mould group is with higher to deice efficiency certainly Rate can also correspondingly increase.Specifically, setting deices duration threshold value and may be configured as not less than 5 seconds and no more than 15 seconds.Generally, when Ice maker is in deice mode 10 seconds and can preferably complete to deice.

Optionally, ice making mould group includes the Weighing element and controller for detecting 3 weight change of evaporator, control Device is configured to the control electromagnetic switching valve when the poidometer magnitude of Weighing element is greater than setting weighing upper threshold value and leads from first Logical position switches to the second conducting position, and the control electricity when the poidometer magnitude of Weighing element is less than setting weighing lower threshold value Magnetic switching valve switches to the first conducting position from the second conducting position.So set, ice making mould group is realizing circulation ice-making and is deicing Automatic control while, be also convenient for calculate ice-making capacity.

Specifically, setting ice making duration threshold value, setting weighing upper threshold value and setting weighing lower threshold value are visual actual Depending on process requirements, it is not particularly limited in the present invention.

Preferably, referring to figure 6 and figure 7, nozzle plate of water route 6 is the plate for being arranged at intervals with multiple through holes 61, evaporator Main body 31 is located on the top surface of nozzle plate of water route 6, and multiple condensation columns 32 extend downwardly and correspondingly from vaporizer body 31 It is pierced by downwards by through hole 61, evaporator 3 and nozzle plate of water route 6 is so made to form simple inserting fit system.Wherein, Condensation column 32, so that the icicle 33 formed is big and thick, meets use demand preferably in short and thick bullet-shaped.

Further, vaporizer body 31 is U-shaped cooling coil, and referring to Fig. 4 and Fig. 6, multiple condensation columns 32 are cooling along U-shaped The pipeline extending direction arranged for interval of comb, the jet hole of nozzle plate of water route 6 are provided towards U-shaped cooling coil and/or condensation Column 32 sprays.Wherein, when the top surface of nozzle plate of water route 6 is arranged in jet hole, shower water can be by through hole along condensation column 32 surfaces flow downward to form icicle 33；When the bottom surface of nozzle plate of water route 6 is arranged in jet hole, condensation can be directly sprayed in To form icicle 33 on the outer surface of column 32.

It should be noted that existing evaporator 3 mostly uses copper material, to obtain preferably thermally conductive, the cold effect of biography.But Meanwhile in order to improve the glossiness of copper pipe and Corrosion Protection, need to carry out nickel plating, one side of nickel-plating technology in the outer surface of copper pipe Not environmentally, on the other hand in use, nickel ion is easier to be precipitated in face, and then pollutes the liquid flowed on condensation column 32 Or the icicle 33 condensed on condensation column 32 will cause human body directly to endanger once being dissolved in water or ice keeps nickel exceeded.Cause This, evaporator 3 uses stainless steel material, in particular the stainless steel 304 material of food-grade in the present embodiment.Wherein, stainless Though the cold performance of thermally conductive biography of Steel material is able to satisfy ice-needs slightly poorer to copper product substantially, and highly-safe, copper can be cancelled Nickel plating technology improves production efficiency, reduces associated production cost, improves the wholesomeness in use of evaporator 3.

Specifically, according to other compositions of refrigerating plant 100, ice making mould group and ice machine in the utility model embodiment And effect be all for the ordinary skill in the art it is known, in order to reduce redundancy, be not repeated herein.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

It is further to note that specific technical features described in the above specific embodiments, in not lance It in the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the utility model is to each No further explanation will be given for the possible combination of kind.

In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.

Claims (10)

1. a kind of refrigerating plant, the refrigerating plant (100) includes coolant loop (L1) and in the coolant loop (L1) It is sequentially connected in series the compressor (1), condenser (2) and evaporator (3) of setting, which is characterized in that the outlet of the compressor (1) is set There is the bypass line (L2) for being connected to the evaporator (3), the refrigerating plant (100) further includes being used for so that from the pressure The refrigerant of the outlet of contracting machine (1) flows into the evaporator (3) by the coolant loop (L1) or passes through the bypass line (L2) switching valve (4) of the evaporator (3) is flowed into.

2. refrigerating plant according to claim 1, which is characterized in that connect the condenser (2) and the evaporator (3) The coolant loop (L1) be equipped with triple valve (5), the both ends of the bypass line (L2) respectively with the switching valve (4) with The triple valve (5) is connected.

3. a kind of ice making mould group, which is characterized in that the ice making mould group includes nozzle plate of water route (6) and root equipped with jet hole According to refrigerating plant of any of claims 1 or 2 (100), the evaporator (3) includes vaporizer body (31) and from the evaporation The condensation column (32) that device main body (31) extends downwardly, the shower water of the jet hole can be flowed along the condensation column (32) and The outer surface of the condensation column (32) condenses into the icicle (33) for wrapping the condensation column (32).

4. ice making mould group according to claim 3, which is characterized in that the switching valve (4) is electromagnetic switching valve, the electricity Magnetic switching valve includes that the first conducting position of switched conductive and the second conducting position, the entrance of the electromagnetic switching valve are led described first Logical position and second conducting position are connected respectively the coolant loop (L1) and the bypass line (L2).

5. ice making mould group according to claim 4, which is characterized in that the ice making mould group includes controller and timing member Part, the timing element are used to detect the electromagnetic switching valve in the first conducting duration value and described the of first conducting position Second conducting duration value of two conducting positions；

Wherein, the controller is configured to control the electricity when the first conducting duration value is greater than setting ice making duration threshold value Magnetic switching valve switches to second conducting position from first conducting position, and is greater than setting in the second conducting duration value The electromagnetic switching valve is controlled when deicing duration threshold value switches to first conducting position from second conducting position.

6. ice making mould group according to claim 5, which is characterized in that the setting deice duration threshold value not less than 5 seconds and No more than 15 seconds.

7. ice making mould group according to claim 4, which is characterized in that the ice making mould group includes for detecting the evaporation The Weighing element and controller of device (3) weight change, the controller are configured to the weighing in the Weighing element Variable controls the electromagnetic switching valve and switches to described second from first conducting position and lead when being greater than setting weighing upper threshold value Logical position, and the electromagnetic switching valve is controlled when the poidometer magnitude of the Weighing element is less than setting weighing lower threshold value First conducting position is switched to from second conducting position.

8. the ice making mould group according to any one of claim 3~7, which is characterized in that the vaporizer body (31) For U-shaped cooling coil, the nozzle plate of water route (6) is the plate for being arranged at intervals with multiple through holes (61), multiple condensations Column (32) passes through the through hole along the pipeline extending direction arranged for interval and difference of the U-shaped cooling coil correspondingly (61) it is pierced by downwards, the jet hole is provided towards the U-shaped cooling coil and/or the condensation column (32) spray.

9. ice making mould group according to claim 3, wherein the evaporator (3) is stainless steel material.

10. a kind of ice machine, which is characterized in that the ice machine includes the system according to any one of claim 3~9 Ice mould group.