Novel automobile overhead air conditioner

Abstract

The utility model belongs to the technical field of automobile refrigeration, and particularly discloses a novel automobile overhead air conditioner which comprises an assembly plate and a shell, the shell is fixed to the top of the assembly plate, five sets of open grooves are formed in the front end of the shell, arc-shaped cylinders are fixed between the open grooves and the shell, a control panel is transversely installed at the bottom of the assembly plate, and the control panel is connected with the control panel. Sheet metal plates are fixed to the two sides of the top end of the assembly plate correspondingly, and an evaporation fan is installed at the front end between the side faces of the sheet metal plates. According to the novel automobile overhead air conditioner, a refrigerant which is throttled into a low-temperature low-pressure liquid-state and gas-state mixture through the expansion valve is vaporized in the evaporator, air heat in a compartment is absorbed under the action of the evaporation fan so that air in the compartment can be cooled, and meanwhile condensate water is separated out and discharged through the first water drainage pipe and the second water drainage pipe; the refrigerant absorbing heat is evaporated into a low-temperature and low-pressure gaseous refrigerant, and the refrigerant is sucked by the compressor and then compressed for refrigeration, so that the problem of poor refrigeration effect of the air conditioner is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile refrigeration, specifically to a novel automobile roof-mounted air conditioner. BACKGROUND

[0002] At present, with the rapid development of the automobile industry, various styles of vehicles also come out, and the temperature environment comfort of the cab is also essential for the driver in addition to the beautiful vehicle model; especially with the arrival of summer, the driver's requirements for the automobile air conditioner are also higher and higher, and the comfort is certainly important, and the environment of the cab is more important.

[0003] At present, the air conditioning refrigerating capacity of many vehicles on the market is not enough, which leads to a higher temperature environment of the cab, seriously affecting the driving quality of the driver; in order to make the driving environment cooler, many drivers turn on the air conditioner to the maximum for a long time, which increases the weight of the compressor and increases the failure rate of the air conditioning system, so that the refrigeration effect of the air conditioner cannot reach the expected standard.

[0004] Now, a novel automobile roof-mounted air conditioner is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a novel automobile roof-mounted air conditioner to solve the problem of poor air conditioning refrigeration effect in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a novel automobile roof-mounted air conditioner, comprising an assembly plate and a shell, the top of the assembly plate is fixed with the shell, and the front end of the shell is provided with five groups of slots, the slots are fixed with arc-shaped cylinders between the shell, the bottom of the assembly plate is transversely installed with a control panel, the two sides of the top end of the assembly plate are respectively fixed with sheet metal plates, and the front end between the sheet metal plate sides is installed with an evaporative fan, the center between the sheet metal plate sides is installed with an evaporator, the rear end between the sheet metal plate sides is installed with a drying tank, the top end of the assembly plate is connected with a condenser between the four corners, the four corners of the bottom of the assembly plate are respectively provided with round holes, the left side of the rear of the assembly plate is fixed with a drain pipe one, and the right side of the rear of the assembly plate is fixed with a drain pipe two.

[0007] As a further technical scheme of the utility model, the sheet metal plates are symmetrically installed on the left and right sides above the assembly plate, and the sheet metal plates and the assembly plate are in a ninety-degree vertical connection state.

[0008] As a further technical scheme of the utility model, the top end of the shell is transversely fixed with a glass steel cover, and the center of the glass steel cover is provided with a circular groove, the top end of the circular groove is installed with a support frame, and the surface of the support frame is fixed with a layer of protective net cover, the top center of the support frame is fixed with a frame body, and the condensing fan is installed between the frame body and the support frame.

[0009] As a further technical scheme of the utility model, the circular groove and the supporting frame are arranged in concentric circles, and the condensing fan can rotate in place inside the supporting frame.

[0010] As a further technical scheme of the utility model, the front end and the rear end of the assembling plate are respectively provided with horizontal grooves, and the inner side of the horizontal groove is fixedly provided with a guide rod, the outer side of the guide rod is transversely sleeved with a plug rod, the front end of the plug rod is transversely provided with a sliding groove, and screw holes are arranged between the left and right inner walls of the sliding groove, the notch of the horizontal groove is fixedly provided with a positioning piece, a bolt is assembled in the hole on the outer side of the positioning piece, and the side surface of the positioning piece is fixedly provided with a sliding block.

[0011] As a further technical scheme of the utility model, the sliding groove is sleeved on the outer side of the sliding block, and the rod body of the bolt can be screwed into the screw hole.

[0012] Compared with the prior art, the utility model has the advantages that the novel automobile overhead air conditioner not only realizes the refrigeration effect of the air conditioner, protects the condensing fan, and is convenient to fix the device.

[0013] (1) The condenser is arranged between the four corners of the top end of the assembling plate, after the compressor works, the gaseous refrigerant at low temperature and low pressure is formed after absorbing heat in the evaporator, the refrigerant is compressed into gaseous refrigerant at high temperature and high pressure after being sucked into the compressor, and is discharged into the condenser; the gaseous refrigerant at high temperature and high pressure enters the condenser, and is cooled to liquid refrigerant at high temperature and high pressure under the action of the condensing fan, and is dried and filtered through the drying tank, and is throttled and cooled by the expansion valve, and is changed into a mixture of liquid and gaseous refrigerant at low temperature and low pressure, and enters the evaporator;

[0014] The refrigerant at low temperature and low pressure is vaporized in the evaporator, absorbs the heat of the air in the vehicle compartment under the action of the evaporating fan, and the air in the vehicle compartment is cooled, and condensate is separated out, is discharged through the drain pipe one and the drain pipe two, and the refrigerant after absorbing heat is evaporated into gaseous refrigerant at low temperature and low pressure, is sucked into the compressor again for compression, and completes a refrigeration cycle. The compressor continuously operates, the above refrigeration process continuously circulates, the heat in the vehicle compartment is continuously taken away by the refrigerant in the evaporator, and the temperature of the vehicle is lowered.

[0015] (2) The condensing fan is installed between the frame body and the supporting frame, and is used for assisting the condenser to dissipate hot air to the surrounding environment, the device is installed in the circular groove of the glass steel cover through the frame body and the supporting frame, the surface is covered by the annular protective net cover, the fan blades of the condensing fan are prevented from being damaged by sucking in sundries during rotation, the safety of the user is ensured, and the slot can also suck in air from the shell.

[0016] (3)Through the outside of the guide rod transverse sleeve with the plug rod, the top of the car shell is pre-drilled with four groups of insertion slot, when assembling, first move the plug rod along the left and right side of the transverse slot, under the limit of the sliding block, along the sliding slot limit the movement of the plug rod and assist its embedded in the insertion slot, after aligning the screw hole, turn the bolt to reinforce the plug rod, avoid the plug rod loose around, after fixing the assembly plate of the device, use the seal around to seal, prevent the gap too large and affect the refrigeration effect of the car body. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is front view sectional structure schematic view of the utility model;

[0018] Figure 2 It is bottom view structure schematic view of the utility model;

[0019] Figure 3 It is top view structure schematic view of the utility model;

[0020] Figure 4 It is transverse slot front view sectional structure schematic view of the utility model.

[0021] In the drawing: 1, condensing fan; 2, frame body; 3, support frame; 4, glass steel cover; 5, shell; 6, slot; 7, assembly plate; 8, control panel; 9, evaporator; 10, condenser; 11, drying tank; 12, arc-shaped cylinder; 13, protective net cover; 14, plug rod; 15, evaporating fan; 16, sheet metal plate; 17, drain pipe one; 18, drain pipe two; 19, round hole; 20, round slot; 21, transverse slot; 22, guide rod; 23, screw hole; 24, positioning sheet; 25, bolt; 26, sliding slot; 27, sliding block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4The utility model provides an embodiment: a novel car roof air conditioner, including assembly board 7 and shell 5, the top of assembly board 7 is fixed with shell 5, and the front end of shell 5 is provided with five groups of grooves 6, and the arc cylinder 12 is fixed between groove 6 and shell 5, the bottom of assembly board 7 is transversely installed with control panel 8, and the both sides of assembly board 7 top end are respectively fixed with sheet metal plate 16, and the front end between sheet metal plate 16 side is installed with evaporative fan 15, the center between sheet metal plate 16 side is installed with evaporimeter 9, and the rear end between sheet metal plate 16 side is installed with drying tank 11, and the four corners between assembly board 7 top end are supported with condenser 10, and the four corners of assembly board 7 bottom are respectively provided with round hole 19, and the left side behind assembly board 7 is fixed with drain pipe one 17, and the right side behind assembly board 7 is fixed with drain pipe two 18, and sheet metal plate 16 is symmetrically installed on the left and right sides above assembly board 7, and sheet metal plate 16 and assembly board 7 are in the state of perpendicular connection of ninety degrees,

[0024] Specifically, as Figure 1 、 Figure 2 and Figure 3 shown, the compressor works, and after absorbing heat in the evaporimeter 9, the low-temperature and low-pressure gaseous refrigerant is compressed into high-temperature and high-pressure gaseous refrigerant by the compressor, and is discharged into the condenser 10; the high-temperature and high-pressure gaseous refrigerant enters the condenser 10, and under the action of the condensing fan 1, the high-temperature and high-pressure gaseous refrigerant is cooled to high-temperature and high-pressure liquid refrigerant by the condenser 10 to the surrounding air, and is dried and filtered by the drying tank 11, and is throttled and cooled by the expansion valve, and is changed into a mixture of low-temperature and low-pressure liquid and gaseous refrigerant, and enters the evaporimeter 9;

[0025] The low-temperature and low-pressure liquid and gaseous mixture refrigerant throttled by the expansion valve vaporizes in the evaporimeter 9, absorbs the heat of the air in the vehicle cabin under the action of the evaporative fan 15, and cools the air in the vehicle cabin, and at the same time, condensate is separated out, and is discharged through the drain pipe one 17 and the drain pipe two 18; the refrigerant after absorbing heat evaporates into low-temperature and low-pressure gaseous refrigerant, is sucked into the compressor again, and is compressed, and completes a refrigeration cycle. The compressor continuously operates, and the above refrigeration process continuously circulates, and the heat in the vehicle cabin is continuously taken away by the refrigerant in the evaporimeter 9, so that the temperature and humidity of the whole vehicle are reduced.

[0026] The top of the shell 5 is transversely fixed with the glass steel cover 4, and the center of the glass steel cover 4 is provided with a circular groove 20, and the top of the circular groove 20 is provided with a supporting frame 3, and the surface of the supporting frame 3 is fixed with a layer of protective net cover 13, and the top center of the supporting frame 3 is fixed with a frame body 2, and the condensing fan 1 is installed between the frame body 2 and the supporting frame 3, and the circular groove 20 and the supporting frame 3 are arranged in concentric circles, and the condensing fan 1 can rotate in place inside the supporting frame 3;

[0027] Specifically, as Figure 1And Figure 3 As shown in the figure, the condensing fan 1 is used to assist the condenser 10 to dissipate hot air flow to the surrounding environment, which is installed in the circular groove 20 of the glass steel cover 4 through the frame 2 and the supporting frame 3, and the surface is covered by the annular protective mesh cover 13 to avoid the fan blades of the condensing fan 1 from being damaged by sucking in sundries during rotation and to ensure the safety of the user.

[0028] The front end and the rear end of the assembling plate 7 on both sides are respectively provided with horizontal grooves 21, and the inner side of the horizontal grooves 21 is fixedly provided with guide rods 22, the outer side of the guide rods 22 is transversely sleeved with inserting rods 14, the front end of the inserting rod 14 is transversely provided with a sliding groove 26, and the left and right between the inner wall of the sliding groove 26 is arranged with a screw hole 23, the slot of the horizontal groove 21 is fixedly provided with a positioning piece 24, the outer side hole of the positioning piece 24 is assembled with a bolt 25, the side surface of the positioning piece 24 is fixedly provided with a sliding block 27, the sliding groove 26 is sleeved on the outer side of the sliding block 27, and the rod body of the bolt 25 can be screwed into the screw hole 23.

[0029] Specifically, as shown in the figure, Figure 1 And Figure 4 As shown in the figure, the top of the automobile shell is pre-drilled with a slot, and during assembly, the inserting rod 14 is moved along the horizontal grooves 21 on both sides, and under the limitation of the sliding block 27, the movement of the inserting rod 14 is limited along the sliding groove 26 and assists the inserting rod 14 to be embedded in the slot, and after aligning the screw hole 23, the inserting rod 14 is reinforced by screwing the bolt 25, so as to avoid the loosening of the inserting rods 14 around, and after fixing the assembling plate 7 of the device, the surrounding is sealed by using a sealing strip.

[0030] Working principle: when the utility model is used, the compressor works, absorbs heat in the evaporator 9 and becomes low-temperature and low-pressure gaseous refrigerant, is sucked into compression, is compressed into high-temperature and high-pressure gaseous refrigerant, is discharged into the condenser 10, the high-temperature and high-pressure gaseous refrigerant enters the condenser 10, under the action of the condensing fan 1, is cooled to the surrounding environment air through the condenser 10, is condensed into high-temperature and high-pressure liquid refrigerant at the same time, the high-temperature and high-pressure liquid refrigerant is dried and filtered through the drying tank 11, is throttled and cooled, is decompressed through the expansion valve, becomes low-temperature and low-pressure liquid and gaseous refrigerant mixture and enters the evaporator 9.

[0031] The refrigerant that is throttled into low-temperature and low-pressure liquid and gaseous mixture in the expansion valve vaporizes in the evaporator 9, absorbs the heat of the air in the compartment under the action of the evaporating fan 15 and makes the air in the compartment cool, and condensate is separated out, is discharged through the drain pipe one 17 and the drain pipe two 18, the refrigerant after absorbing heat evaporates into low-temperature and low-pressure gaseous refrigerant, is sucked into compression again through the compressor, and completes a refrigeration cycle.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A novel automobile roof-mounted air conditioner, comprising an assembly plate (7) and a housing (5), characterized in that: The top of the assembly plate (7) is fixed with a shell (5), and the front end of the shell (5) is provided with five groups of slots (6), an arc-shaped cylinder (12) is fixed between the slots (6) and the shell (5), a control panel (8) is horizontally installed at the bottom of the assembly plate (7), sheet metal plates (16) are fixed on both sides of the top of the assembly plate (7), and an evaporation fan (15) is installed at the front end between the side surfaces of the sheet metal plates (16), an evaporator (9) is installed at the center between the side surfaces of the sheet metal plates (16), a drying tank (11) is installed at the rear end between the side surfaces of the sheet metal plates (16), a condenser (10) is connected between the four corners of the top of the assembly plate (7), and circular holes (19) are respectively provided at the four corners of the bottom of the assembly plate (7), a drain pipe 1 (17) is fixed on the left side of the rear of the assembly plate (7), and a drain pipe 2 (18) is fixed on the right side of the rear of the assembly plate (7).

2. A novel automobile roof-mounted air conditioner according to claim 1, characterized in that: The sheet metal plate (16) is symmetrically mounted on the left and right sides above the assembly plate (7), and the sheet metal plate (16) and the assembly plate (7) are in a vertical connection state at ninety degrees.

3. The novel automobile roof-mounted air conditioner according to claim 1, characterized in that: A glass fiber reinforced plastic cover (4) is laterally fixed to the top of the housing (5), and a circular groove (20) is provided at the center of the glass fiber reinforced plastic cover (4). A support frame (3) is installed at the top of the circular groove (20), and a layer of protective mesh cover (13) is fixed on the surface of the support frame (3). A frame (2) is fixed at the center of the top of the support frame (3), and a condensing fan (1) is installed between the frame (2) and the support frame (3).

4. The novel automobile roof-mounted air conditioner according to claim 3 is characterized in that: The circular groove (20) and the support frame (3) are arranged in a concentric circle, and the condensing fan (1) can rotate the fan blades in situ inside the support frame (3).

5. The novel automobile roof-mounted air conditioner according to claim 1 is characterized in that: The front end and the rear end of both sides of the assembly plate (7) are respectively provided with transverse grooves (21), and a guide rod (22) is fixed on the inner side of the transverse groove (21), the outer side of the guide rod (22) is transversely sleeved with an insertion rod (14), and the front end of the insertion rod (14) is transversely provided with a slide groove (26), and screw holes (23) are arranged between the left and right sides of the inner wall of the slide groove (26), a positioning piece (24) is fixed at the notch of the transverse groove (21), and a bolt (25) is assembled in the outer hole of the positioning piece (24), and a slider (27) is fixed on the side of the positioning piece (24).

6. The novel automobile roof-mounted air conditioner according to claim 5, characterized in that: The sliding groove (26) is sleeved on the outer side of the sliding block (27), and the rod body of the bolt (25) can be screwed into the screw hole (23).

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