CN207225017U - A kind of lorry Separated electric air-conditioning - Google Patents

Abstract

It the utility model is related to a kind of lorry Separated electric air-conditioning,Including outdoor unit and evaporation tank,Outdoor unit includes casing,Electric appliance assembly box,Compressor controller,24V screw compressors,Condenser assembly and pressure switch,Lorry 24V storage battery connecting circuit assembly boxes,Electric appliance assembly box output terminal connects evaporation tank respectively,Compressor controller,Condenser assembly,Air-conditioning overall construction design is reasonable,24V Separated electrics air-conditioning directly uses the 24V storage batterys of lorry as power source,It is more convenient to use to be influenced from engine condition,And the waste of fuel oil can be reduced,Power supply in storage battery is respectively outputted to evaporation tank by electric appliance assembly box,Compressor controller,Condenser assembly,Eliminate cumbersome conductor layouts and electronic component installation,In addition,Condenser assembly is installed on the left support plate of casing,Right support plate,Layout designs are reasonable,Save space,It is easily installed and detachable maintaining,Satisfaction uses needs.

Description

A kind of lorry Separated electric air-conditioning

Technical field

It the utility model is related to a kind of car air-conditioner, and in particular to a kind of lorry Separated electric air-conditioning.

Background technology

At present, known lorry air conditioning power derives from engine, during air-conditioning work, engine dragging compressor operation, But if lorry, when being in dead ship condition, air-conditioning could be started by only starting engine, caused the waste of fuel oil, opened under driving states Dynamic air-conditioning can also increase oil consumption, and for this defect, the lorry electricity by the use of automobile storage battery as powering device occurs in the market Dynamic split-type air conditioner, this air-conditioning is all by indoor unit with outdoor unit into indoor unit is installed in driver's cabin, and outdoor unit is installed on Outside driver's cabin, indoor unit is attached with outdoor unit by pipeline, but lorry Separated electric air conditioner structure currently on the market, Pipeline, circuit are complicated, and reliability and stability are poor, and installation and maintenance are inconvenient.

Utility model content

In order to overcome, traditional lorry air conditioner energy source waste and existing lorry electric air-conditioning structural circuit pipeline are complicated, install The shortcomings that maintenance difficult, poor reliability and stability, the utility model provide a kind of lorry Separated electric air-conditioning, the air-conditioning Can not only solve traditional air conditioner fuel oil waste the shortcomings that, and relative to the structure of other existing lorry electric air-conditionings, pipeline, Circuit is simpler, and installation and maintenance are more convenient, reliability and stability higher, and concrete technical scheme is as follows：

A kind of lorry Separated electric air-conditioning, including outdoor unit and evaporation tank, evaporation tank are installed in driver's cabin, outdoor unit Outside driver's cabin, the outdoor unit includes casing, electric appliance assembly box, compressor controller, 24V screw compressors, condensation Device assembly and pressure switch, lorry 24V storage battery connecting circuit assembly boxes, electric appliance assembly box output terminal connect evaporation tank, pressure respectively Contracting machine controller, condenser assembly, signal wire and evaporation tank, the pressure switch of compressor controller are connected in series, compressor control Device control 24V screw compressors processed start, and 24V screw compressors discharge high temperature and high pressure gaseous refrigerant to condenser assembly, cold Condenser assembly discharges high pressure low temperature liquid refrigerant to evaporation tank, and evaporation tank, which discharges vaporific cold air, makes room temperature lowering.

As a kind of preferred solution of the utility model, the condenser assembly includes condenser and condenser fan, cold Condenser countersunk head is installed between the left support plate of casing and right support plate, installation condenser fan in front of condenser, condenser Air inlet stretches into above casing internal and connects 24V screw compressors by compressor exhaust pipe, and the gas outlet of condenser is from side Connecting pipe joint is stretched out, pipe fitting connects evaporation tank by hose, and pressure switch is installed on pipe fitting.

As a kind of preferred solution of the utility model, the evaporation tank includes evaporator assembly, expansion valve, chain of command Plate, temperature sensor, signal receiver, temperature detect switch (TDS).

As a kind of preferred solution of the utility model, the 24V screw compressors are the integral type that voltage class is 24V Electric scroll compressor, compressor controller are installed on above 24V screw compressors.

As a kind of preferred solution of the utility model, the compressor controller has over-voltage over-current protection module.

The beneficial effects of the utility model：Overall construction design is reasonable, relative to empty as the lorry of power source using engine Adjust, the 24V Separated electrics air-conditioning of the utility model directly uses the 24V storage batterys of lorry as power source, more convenient to use Influenced from engine condition, and the waste of fuel oil can be reduced, electric appliance assembly box is respectively outputted to the power supply in storage battery to steam Case, compressor controller, condenser assembly are sent out, cumbersome conductor layouts and electronic component installation are eliminated, in addition, condenser sinks Head is installed between the left support plate of casing and right support plate, and layout designs are reasonable, saves space, is easily installed and is tieed up with dismounting Repair, satisfaction uses needs.

Brief description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the mounting means schematic diagram of the condenser of the utility model；

Fig. 3 is the front view of the condenser of the utility model；

Fig. 4 is the side view of the condenser of the utility model；

Fig. 5 is the schematic diagram of the compressor of the utility model；

Fig. 6 is the theory structure schematic diagram of the utility model.

In figure, 1-casing, 2-electric appliance assembly box, 3-compressor controller, 4-24V screw compressors, 5-condenser Assembly, 51-left support plate, 52-right support plate, 53-condenser, 53a-air inlet, 53b-gas outlet, 54-condenser Fan, 6-pressure switch, 71-compressor exhaust pipe, 72-compressor inleting pipe, 8-pipe fitting, 9-evaporator assembly, 10-expansion valve, 11-control panel, 12-temperature sensor, 13-vehicular power-bottle.

Embodiment

Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described further：

, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only Described for the ease of description the utility model and simplifying, rather than instruction or imply signified position or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, it is above-mentioned that concrete condition understanding can be regarded Concrete meaning of the term in the utility model.

As shown in Figure 1, a kind of lorry Separated electric air-conditioning, including outdoor unit and evaporation tank, evaporation tank, which is installed on, to be driven Interior, outdoor unit are installed on outside driver's cabin, and the outdoor unit includes casing 1, electric appliance assembly box 2, compressor controller 3,24V whirlpools Revolve compressor 4, condenser assembly 5 and pressure switch 6, lorry 24V storage battery connecting circuit assemblies box 2, the inside of electric appliance assembly box 2 collection Into there is PCBA board, 2 output terminal of electric appliance assembly box connects evaporation tank, compressor controller 3, condenser assembly 5, electric appliance assembly respectively Box 2, compressor controller 3,24V screw compressors 4 are installed on inside casing 1, and 24V screw compressors 4 are that voltage class is 24V Integral electric scroll compressor, consistent with lorry storage battery output voltage, lorry storage battery can be supplied directly by electric appliance assembly box 2 It can be used to 24V screw compressors 4, save the trouble of inverter, signal wire and evaporation tank, the pressure of compressor controller 3 are opened Close 6 to be connected in series, realize linkage.

As shown in figs. 2 to 4, the condenser assembly 5 includes condenser 51 and condenser fan 52, left support plate 11, the right side Support plate 12 is L-shaped, and 51 countersunk head of condenser is installed between the left support plate 11 of casing, right support plate 12,51 thickness of condenser Equal to left support plate 11, the height of right support plate 12, space is saved, it is easy for assemble or unload, it is easy to repair, and can guarantee that air-conditioning Overall aesthetics, the front of condenser 51 installation condenser fan 52, the air inlet 51a of condenser stretch into 1 inner upper of casing 24V screw compressors are connected by compressor exhaust pipe 71, the gas outlet 51b of condenser stretches out connecting pipe joint 8, pipe from side Connector 8 connects evaporation tank by hose, and pipe-line layout design is reasonable, and pressure switch 6 is installed on 8 on pipe fitting, when being pressed in pipeline Pressure switch 6 starts corresponding protection circuit when power is abnormal, prevents from causing the damage of refrigeration system.

Specifically, the evaporation tank includes evaporator assembly 9, expansion valve 10, control panel 11, temperature sensor 12, letter Number receiver, temperature detect switch (TDS), expansion valve 10 make wet steaming of the liquid refrigerant of medium temperature high pressure by its throttling as low-temp low-pressure Vapour, then refrigerant heat absorbed in evaporator assembly 9 reach refrigeration effect, signal receiver is used to receive remote signal, Compressor controller 3 has over-voltage over-current protection module, prevents the motor of 24V screw compressors from burning out, in addition, as shown in figure 5, Compressor controller 3 is installed on the top of 24V screw compressors 4, saves the installation space of separate controller and unnecessary circuit Connection.

The operation principle of the utility model：As shown in figure 5, vehicular power-bottle 13 by electric appliance assembly box 2 respectively to compressor Controller 3, condenser assembly 5, evaporation tank power supply, when user starts evaporation tank, evaporation tank is started by signal wire to be compressed Machine controller 3 and condenser fan 52, compressor controller 3 control 24V screw compressors 4 to start, compressor starts compression system Cryogen, the gas shape refrigerant for discharging high temperature and pressure flow through condenser 51, the sky by condenser 51 heat transfer to surrounding Gas, the refrigerant in pipeline become the refrigerant of high pressure low temperature, flow through expansion valve 10, pressure and temperature drastically declines, with vaporific Refrigerant liquid enters evaporator assembly 9, the heat in evaporator assembly 9 around absorption, so as to reach vehicle interior temperature reduction Purpose, the refrigerant of low-temp low-pressure enter 24V screw compressors 4 through compressor air inlet pipe 72, carry out next circulation.

Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to Assert that the specific implementation of the utility model is confined to these explanations, for the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded To belong to the scope of protection of the utility model.

Claims (5)

1. a kind of lorry Separated electric air-conditioning, including outdoor unit and evaporation tank, evaporation tank is installed in driver's cabin, outdoor unit peace Outside driver's cabin, it is characterised in that：The outdoor unit includes casing, electric appliance assembly box, compressor controller, 24V scroll compressions Contracting machine, condenser assembly and pressure switch, lorry 24V storage battery connecting circuit assembly boxes, electric appliance assembly box output terminal connect respectively Evaporation tank, compressor controller, condenser assembly, signal wire and evaporation tank, the pressure switch of compressor controller are connected in series, Compressor controller control 24V screw compressors start, and 24V screw compressors discharge high temperature and high pressure gaseous refrigerant to condenser Assembly, condenser assembly discharge high pressure low temperature liquid refrigerant to evaporation tank, and evaporation tank, which discharges vaporific cold air, makes room temperature lowering.

A kind of 2. lorry Separated electric air-conditioning according to claim 1, it is characterised in that：The condenser assembly includes Condenser and condenser fan, condenser countersunk head are installed between the left support plate of casing and right support plate, peace in front of condenser Condenser fan is filled, the air inlet of condenser is stretched into above casing internal connects 24V screw compressors by compressor exhaust pipe, Connecting pipe joint is stretched out in the gas outlet of condenser from side, and pipe fitting connects evaporation tank by hose, and pressure switch is installed on pipe On connector.

A kind of 3. lorry Separated electric air-conditioning according to claim 1, it is characterised in that：The evaporation tank includes evaporation Device assembly, expansion valve, control panel, temperature sensor, signal receiver, temperature detect switch (TDS).

A kind of 4. lorry Separated electric air-conditioning according to claim 1, it is characterised in that：The 24V screw compressors The integral electric scroll compressor for being 24V for voltage class, compressor controller are installed on above 24V screw compressors.

A kind of 5. lorry Separated electric air-conditioning according to claim 1, it is characterised in that：The compressor control utensil There is over-voltage over-current protection module.