CN209257830U - A kind of overhead type refrigeration unit for refrigerator car - Google Patents

Abstract

The utility model belongs to Vehicular refrigeration technical field, in particular a kind of overhead type refrigeration unit for refrigerator car, including outer housing, inner housing and fan, battery is equipped with inside the outer housing, the battery is fixedly connected with outer housing, and condenser is equipped with inside the outer housing, the condenser is fixedly connected with outer housing, the inner housing inner bottom is equipped with polywater case, and the polywater case is fixedly connected with inner housing, offers drainage hole on the polywater case；The water that evaporator generates can be collected below evaporator equipped with polywater case above the present apparatus, then drainpipe is entered by drainage hole, then it enters back into outlet pipe, finally all import inside cooling water pipe, cooling water pipe is located at the top of condenser, has opened up many cooling holes above, and water can be spread across on condenser along cooling hole, radiating and cooling effectively can be played the role of to condenser, also the water generated on evaporator is given and is effectively utilized.

Description

A kind of overhead type refrigeration unit for refrigerator car

Technical field

The utility model belongs to Vehicular refrigeration technical field, and in particular to a kind of overhead type refrigeration machine for refrigerator car Group.

Background technique

Refrigerator car is the closed transport van for transport frozen or fresh-keeping cargo, is equipped with the system of refrigeration unit The refrigeration special transport automobile of device for cooling and the heat-insulated compartment of polyurethane, is usually used in transport frozen food, dairy produce, vegetable and fruit, epidemic disease Seedling drug etc., refrigerator car is seen everywhere in social life, and the effect of refrigerating machine of refrigerated truck group is provided in a steady stream for refrigerator car counter The constantly important equipment of " cold " is generally all installed at the forward top of counter, has the shape as air-conditioning, but than the sky of same volume Adjusting has stronger refrigerating capacity.Requirement generally according to the volume and freight of refrigeration carriage body to temperature, to select not With the refrigeration machine of power refrigeration amount, the refrigeration unit of refrigerator car is used for the regulation of temperature, and the effect of carriage body is for temperature It keeps.If refrigeration unit is the supplier of energy, then carriage body is exactly the storage person of energy.In three big components of refrigerator car In, refrigeration unit and heat preservation carriage body be it is most important, removal chassis can be used as small-sized heat preservation, freezer.Refrigeration unit one As be divided into two kinds, free-standing unit and dependent formula unit, difference be independent unit completely by an other unit come For maintaining work, dependent unit is the refrigeration work for driving unit by the engine operation power taking of vehicle completely for power generation.

Existing technology has the following problems:

1, present refrigerating machine of refrigerated truck group is essentially all to distribute cold air with evaporator, distributes cold air in evaporator When surface on often have many droplets, these droplets effectively cannot be utilized and be discharged, and can make refrigeration machine Group becomes very dirty, and people are difficult to clean up.

2, existing refrigeration unit all only blows a place most of when refrigeration, prevents the air in compartment from shape At convection current, it cannot effectively allow interior is whole quickly to cool down.

Utility model content

To solve the problems mentioned above in the background art.The utility model provides a kind of overhead type for refrigerator car Refrigeration unit has the characteristics that increase the radiating efficiency of condenser and speeds the interior cooling time.

To achieve the above object, the utility model provides the following technical solutions: a kind of overhead type refrigeration for refrigerator car Unit, including outer housing, inner housing and fan, the outer housing inside are equipped with battery, and the battery is fixed with outer housing Connection, the outer housing inside are equipped with condenser, and the condenser is fixedly connected with outer housing, and the inner housing inner bottom is set There is polywater case, the polywater case is fixedly connected with inner housing, drainage hole is offered on the polywater case, the polywater case is described Drainpipe is equipped with around drainage hole, the drainpipe is fixedly connected with polywater case, and the drainpipe is far from the polywater case One end is equipped with outlet pipe, and the outlet pipe is fixedly connected with drainpipe, and the outlet pipe two sides are equipped with cooling water pipe, the cooling Water pipe is fixedly connected with outlet pipe, and cooling hole is offered on the cooling water pipe, and evaporator is equipped with inside the inner housing, described Evaporator is fixedly connected with inner housing, and inner housing front end two sides are equipped with connecting rod, the connecting rod and the fixed company of inner housing It connects, the fan includes flabellum, motor and shaft, and the flabellum is fixed on the output end of the motor, institute by the shaft Motor rear end is stated equipped with connecting shaft, the motor is rotatablely connected by the connecting shaft and the connecting rod, is set on the motor There is fan swicth, the fan swicth is fixedly connected with motor, and the fan swicth and the battery are electrically connected, the wind Fan and the battery are electrically connected.

Preferably, compressor, the compressor and shell are equipped with close to the side of the battery inside the outer housing Body is fixedly connected.

Preferably, the outer housing is fanned equipped with heat extraction, and the heat extraction fan is fixedly connected with outer housing.

Preferably, the outer housing front end offers heat release hole, and the inner housing front end offers cold air outlet.

Preferably, the cooling hole number is multiple, and is evenly distributed on the cooling water pipe.

Preferably, the outlet pipe two sides are equipped with multiple groups cooling water pipe, and the cooling water pipe is evenly distributed on condenser Top.

Preferably, the flabellum is surrounded by protective shell, and the protective shell is fixed on the front end of the motor.

Compared with prior art, the utility model has the beneficial effects that

1, being equipped with polywater case above the present apparatus below evaporator can be the water that evaporator generates to collecting, then Enter drainpipe by drainage hole, then enter back into outlet pipe, finally all import inside cooling water pipe, cooling water pipe is located at cold The top of condenser has opened up many cooling holes above, and water can be spread across on condenser along cooling hole, can be effectively to condenser Play the role of radiating and cooling, also the water generated on evaporator is given and is effectively utilized.

2, the present apparatus is provided with two small-sized electric fans in the front end two sides of inner housing, just fan when refrigeration It opens, the air in compartment will form strong convection current, cold air can quickly be taken to each place in compartment, allow interior Can faster more evenly cold, allow the cold air of output that can obtain good utilization.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of evaporator and polywater case in the utility model；

Fig. 3 is the structural schematic diagram of polywater case in the utility model；

Fig. 4 is the structural schematic diagram of condenser and cooling water pipe in the utility model；

Fig. 5 is the structural schematic diagram of fan in the utility model；

Fig. 6 is the side view of fan in the utility model；

In figure: 1, outer housing；11, heat release hole；12, battery；13, compressor；14, heat extraction is fanned；15, condenser；2, interior Shell；21, polywater case；211, drainage hole；212, drainpipe；213, outlet pipe；214, cooling water pipe；215, cooling hole；22, cold Gas outlet；23, evaporator；24, connecting rod；3, fan；31, flabellum；32, protective shell；33, motor；331, connecting shaft；34, turn Axis；35, fan swicth.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Embodiment 1

Fig. 1-6 is please referred to, the utility model is the following technical schemes are provided: a kind of overhead type refrigeration machine for refrigerator car Group, including outer housing 1, inner housing 2 and fan 3, are equipped with battery 12 inside outer housing 1, battery 12 and outer housing 1 is fixed connects It connects, condenser 15 is equipped with inside outer housing 1, condenser 15 is fixedly connected with outer housing 1, and 2 inner bottom of inner housing is equipped with polywater Case 21, polywater case 21 are fixedly connected with inner housing 2, drainage hole 211 are offered on polywater case 21, polywater case 21 is in drainage hole 211 Around be equipped with drainpipe 212, drainpipe 212 is fixedly connected with polywater case 21, and drainpipe 212 is set far from one end of polywater case 21 There is outlet pipe 213, outlet pipe 213 is fixedly connected with drainpipe 212, and 213 two sides of outlet pipe are equipped with cooling water pipe 214, cooling water Pipe 214 is fixedly connected with outlet pipe 213, and cooling hole 215 is offered on cooling water pipe 214, is equipped with evaporator inside inner housing 2 23, evaporator 23 is fixedly connected with inner housing 2, and 2 front end two sides of inner housing are equipped with connecting rod 24, and connecting rod 24 and inner housing 2 are solid Fixed connection, fan 3 include flabellum 31, motor 33 and shaft 34, and flabellum 31 is fixed on the output end of motor 33, electricity by shaft 34 33 rear end of machine is equipped with connecting shaft 331, and motor 33 is rotatablely connected by connecting shaft 331 and connecting rod 24, and motor 33 is equipped with fan Switch 35, fan swicth 35 are fixedly connected with motor 33, and fan swicth 35 and battery 12 are electrically connected, fan 3 and battery 12 are electrically connected.

In the present embodiment: click will start through shaft 34 to drive the rotation of flabellum 31 to generate after pressing fan swicth 35 Air quantity, the model YYHS-30 of motor 33 in fan 3.

In the present embodiment: 2 inner bottom of inner housing is equipped with polywater case 21, and polywater case 21 is fixedly connected with inner housing 2, allows Connection between polywater case 21 and inner housing 2 is more close, increases fastness, drainage hole 211 is offered on polywater case 21, Polywater case 21 is equipped with drainpipe 212 around drainage hole 211, and drainpipe 212 is fixedly connected with polywater case 21, allows polywater case 21 Interior water is flowed into inside drainpipe 212 by drainage hole 211, and drainpipe 212 is equipped with outlet pipe far from one end of polywater case 21 213, outlet pipe 213 is fixedly connected with drainpipe 212, increases the stability of outlet pipe 213 and drainpipe 212, outlet pipe 213 Two sides are equipped with cooling water pipe 214, offer cooling hole 215 on cooling water pipe 214, can allow water by cooling water pipe 214 along Cooling hole 215 flows out, and flabellum 31 is fixed on the output end of motor 33 by shaft 34, and motor 33 can be allowed in the rotation Enough effective that flabellum 31 is driven to rotate together, 33 rear end of motor is equipped with connecting shaft 331, motor 33 by connecting shaft 331 with connect Bar 24 is rotatablely connected, and the rotation connection of motor 33 and connecting rod 24 can preferably control the angle of fan 3, and motor 33 is equipped with Fan swicth 35, fan swicth 35 are fixedly connected with motor 33, convenient for manipulating the switch of fan 3, fan swicth 35 and battery 12 are electrically connected, and the rotation that fan 3 and battery 12 are electrically connected by battery 12 to fan 3 provides the energy.

Specifically, 1 inside of outer housing is equipped with compressor 13 close to the side of battery 12, compressor 13 and outer housing 1 are solid Fixed connection；It allows compressor 13 to be fixedly connected with outer housing 1, increases fastness.

Specifically, outer housing 1 is equipped with heat extraction fan 14, heat extraction fan 14 is fixedly connected with outer housing 1；It can be fanned by heat extraction 14 radiate faster, allow the longer life expectancy of refrigeration unit.

Specifically, 1 front end of outer housing offers heat release hole 11,2 front end of inner housing offers cold air outlet 22；Device is allowed to have There is very strong integraty, operating is more easy.

Specifically, 215 quantity of cooling hole is multiple, and it is evenly distributed on cooling water pipe 214；It can be uniformly to condensation Heat drops in device 15, and radiating efficiency is allowed to greatly improve.

Specifically, 213 two sides of outlet pipe are equipped with multiple groups cooling water pipe 214, cooling water pipe 214 is evenly distributed on condenser 15 tops；Water can be allowed directly to be sprinkled upon；It is more efficient on condenser 15.

Specifically, flabellum 31 is surrounded by protective shell 32, protective shell 32 is fixed on the front end of motor 33；Allow 32 He of protective shell Motor 33 is fixedly connected, and increases its secured performance greatly.

The working principle and process for using of the utility model: in refrigerator car refrigeration, cold air can be blown along cold air outlet 22 Out, then pressing fan swicth 35 can be such that motor 33 quickly rotates, and drive flabellum 31 to rotate by shaft 34, inner housing The fans 3 of 2 front ends two sides can allow the more quickening that interior is cold in compartment expert at convection current, the evaporator 23 when refrigeration Many droplets can be adsorbed because surface is cold, these droplets can be next to picking up by polywater case 21, then passes through drainage hole 211 flow into drainpipe 212, then enter back into outlet pipe 213, finally all import 214 the inside of cooling water pipe, cooling water pipe 214 are located at the top of condenser 15, have opened up many cooling holes 215 above, water can be spread across condenser 15 along cooling hole 215 On, awfully hot low reach to water energy above in 15 surface of condenser brings good heat dissipation effect to condenser 15, evaporator 23 The water of upper generation is effectively utilized.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of overhead type refrigeration unit for refrigerator car, including outer housing (1), inner housing (2) and fan (3), feature It is: is equipped with battery (12) inside the outer housing (1), the battery (12) is fixedly connected with outer housing (1), described outer Condenser (15) are equipped with inside shell (1), the condenser (15) is fixedly connected with outer housing (1), and the inner housing (2) is internal Bottom end is equipped with polywater case (21), and the polywater case (21) is fixedly connected with inner housing (2), the row of offering on the polywater case (21) Water hole (211), the polywater case (21) are equipped with drainpipe (212) around the drainage hole (211), the drainpipe (212) it is fixedly connected with polywater case (21), the drainpipe (212) is equipped with outlet pipe far from one end of the polywater case (21) (213), the outlet pipe (213) is fixedly connected with drainpipe (212), and outlet pipe (213) two sides are equipped with cooling water pipe (214), the cooling water pipe (214) is fixedly connected with outlet pipe (213), offers cooling hole on the cooling water pipe (214) (215), evaporator (23) are equipped with inside the inner housing (2), the evaporator (23) is fixedly connected with inner housing (2), described Inner housing (2) front end two sides are equipped with connecting rod (24), and the connecting rod (24) is fixedly connected with inner housing (2), the fan (3) Including flabellum (31), motor (33) and shaft (34), the flabellum (31) is fixed on the motor by the shaft (34) (33) output end, motor (33) rear end are equipped with connecting shaft (331), and the motor (33) passes through the connecting shaft (331) It is rotatablely connected with the connecting rod (24), the motor (33) is equipped with fan swicth (35), the fan swicth (35) and electricity Machine (33) is fixedly connected, and the fan swicth (35) and the battery (12) are electrically connected, the fan (3) and the electric power storage Pond (12) is electrically connected.

2. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the outer housing (1) the internal side close to the battery (12) is equipped with compressor (13), and the compressor (13) and outer housing (1) are fixed and connected It connects.

3. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the outer housing (1) it is equipped with heat extraction fan (14), the heat extraction fan (14) is fixedly connected with outer housing (1).

4. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the outer housing (1) front end offers heat release hole (11), and inner housing (2) front end offers cold air outlet (22).

5. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the cooling hole (215) quantity is multiple, and is evenly distributed on the cooling water pipe (214).

6. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the outlet pipe (213) two sides are equipped with multiple groups cooling water pipe (214), and the cooling water pipe (214) is evenly distributed on above condenser (15).

7. a kind of overhead type refrigeration unit for refrigerator car according to claim 1, it is characterised in that: the flabellum (31) it is surrounded by protective shell (32), the protective shell (32) is fixed on the front end of the motor (33).