CN111845278A

CN111845278A - Energy-saving heat pump air conditioner for electric automobile

Info

Publication number: CN111845278A
Application number: CN202010784740.4A
Authority: CN
Inventors: 黄燕嫦
Original assignee: Individual
Current assignee: Shanxi Hengyi Contract Energy Management Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2020-10-30
Anticipated expiration: 2040-08-06
Also published as: CN111845278B

Abstract

The invention relates to the field of heat pump air conditioners for electric automobiles, in particular to an energy-saving heat pump air conditioner for an electric automobile, which comprises a main body, a power mechanism, a placement mechanism, a connecting mechanism, an adding mechanism and a pressurizing mechanism, wherein the main body is provided with a plurality of heat pump air conditioners; through power unit's setting, convenient quick the inside temperature of automobile body that has reduced, setting through settling the mechanism, the inside of electric automobile is installed driving motor to the convenience, installation time has been saved, the installation effectiveness is improved, setting through coupling mechanism, be different from traditional threaded connection mode, replacement butt joint pipeline that can be more quick, setting through adding the mechanism, can filter the refrigerant that adds the entering, and avoid the entering of air, the inside steady operation of air conditioner has been guaranteed, setting through loading system, the pressure of the refrigerant in the perception circulation that can be automatic, when discerning its pressure and reducing, then automatic injection a certain amount of refrigerant, make things convenient for the air conditioner to continuously refrigerate, the use that has promoted the car is experienced and the public praise.

Description

Energy-saving heat pump air conditioner for electric automobile

Technical Field

The invention relates to the field of heat pump air conditioners for electric automobiles, in particular to an energy-saving heat pump air conditioner for an electric automobile.

Background

The electric vehicle (BEV) is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor, and meets various requirements of road traffic and safety regulations. The automobile has a small influence on the environment, so that the prospect is widely seen, but the current technology is not mature.

When the electric automobile is used, in order to save limited power consumption, an energy-saving heat pump air conditioner is used, most of the energy-saving heat pump air conditioners utilize heat generated by the automobile and a motor to reduce the temperature in the automobile body, however, after the air conditioner is used for a period of time, a refrigerant of the air conditioner can be gradually lost, the temperature in the automobile can not be effectively reduced, and the use experience and public praise of a user are reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an energy-saving heat pump air conditioner for an electric automobile.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an energy-saving heat pump air conditioner that electric automobile used, includes main part, power unit, settles mechanism, coupling mechanism, adds mechanism and loading system, the one end of main part is equipped with and makes things convenient for refrigerant circulation flow power unit, power unit's bottom is equipped with a plurality ofly and is used for fixing power unit spare part settle the mechanism, the both sides of main part bottom are equipped with one respectively and are used for quick connect tube says coupling mechanism, the inside on main part top is equipped with and is used for gas-liquid separation add the mechanism, the bottom that adds the mechanism is equipped with and is used for participating in the refrigerant the air conditioner work inside loading system.

Specifically, the power mechanism comprises a driving motor, a rotating shaft, a rotating disc, a sliding block, a pumping cavity, a first abutting rod, a first spring, a second spring and a first plug ball, the pumping cavity is arranged in the main body, the driving motor is arranged at one end of the main body, the rotating shaft is arranged between the driving motor and the main body, one end of the rotating shaft is fixed at one end of the driving motor, the other end of the rotating shaft extends into the pumping cavity, the rotating disc is fixed at one end of the rotating shaft positioned in the pumping cavity, two first abutting rods are rotated on the inner wall of the bottom end of the pumping cavity, the first springs are fixed between the two first abutting rods, the sliding block is arranged between the first abutting rods and the rotating disc, one side of the sliding block slides on the side wall of the rotating disc, the other side of the sliding block rotates on the top end of the first abutting rods, and one first plug ball is respectively arranged in a channel at two sides of the pumping cavity, the side wall of the first plug ball is fixedly provided with the second spring, and one end of the second spring, which deviates from the first plug ball, is fixed on the inner wall of the main body.

Specifically, settle the mechanism and include place board, bolt, commentaries on classics piece, activity handle, lead screw, slide bar, first connecting rod, fly leaf and lug, driving motor's bottom mounting has the place board, the threaded connection all around of place board has the bolt, the top of bolt is equipped with change the piece, the bolt with be equipped with between the commentaries on classics piece the activity handle, the both sides at activity handle both ends are equipped with one respectively the lug, the bottom mounting who changes the piece has the lead screw, lead screw threaded connection in the inside of bolt, the bottom of lead screw is rotated there the slide bar, slide bar sliding connection in the inside of bolt, the inside of bolt bottom is rotated there the fly leaf, the top of fly leaf with rotate between the bottom of slide bar and have first connecting rod.

Specifically, coupling mechanism includes first pipeline, second pipeline, sliding ring, third spring, second support the pole, supports ball and sealing washer, the both sides of main part bottom are equipped with one respectively first pipeline, first pipeline deviates from the inside of main part one end slides has the second pipeline, it has to slide on the lateral wall of first pipeline the sliding ring, the one end that the sliding ring deviates from the second pipeline is fixed with third spring and other end are fixed with a plurality ofly the second supports the pole, the second supports the pole orientation the one end of second pipeline is contradicted and is had support the ball, support one side block of ball in on the lateral wall of second pipeline, first pipeline with be equipped with between the position that the second pipeline contacted the sealing washer, the sealing washer is fixed in on the inner wall of first pipeline.

Specifically, add the mechanism and include sealing plug, disengagement chamber, filter screen, second connecting rod, floater, third connecting rod and third stopper ball, the top threaded connection of main part has the sealing plug, the bottom of sealing plug bottom is equipped with the disengagement chamber, the middle part of disengagement chamber is equipped with the filter screen, the lateral wall of disengagement chamber bottom rotates has the second connecting rod, the one end of second connecting rod is fixed with the floater, the one end of third connecting rod is fixed in the middle part and the other end of second connecting rod bottom side are fixed with third stopper ball.

Specifically, the pressurizing mechanism comprises a fourth spring, a floating plate, an air bag, a pressurizing cavity, a feeding hole, a sliding sleeve, a fifth spring, a discharging hole, a telescopic corrugated pipe, a baffle and a sixth spring, the bottom end of the separating cavity is provided with the pressurizing cavity, the floating plate slides in the middle of the pressurizing cavity, the air bag is arranged in the floating plate, the telescopic corrugated pipe is connected between the top end of the floating plate and the separating cavity, four fourth springs are fixed between the floating plate and the inner wall of the top end of the pressurizing cavity, the feeding hole is formed in the middle of the floating plate and communicated with the bottom end of the telescopic corrugated pipe, the baffle rotates on the inner wall of the feeding hole, the sixth spring is arranged at the top end of the baffle, the bottom end of the sixth spring is fixed in the middle of the top end of the baffle, and the top end of the sixth spring is fixed on the inner wall of the feeding hole, the pressurizing cavity and the pumping cavity are communicated with each other through the discharge hole, the sliding sleeve slides inside the discharge hole, the fifth spring is fixed on the inner wall of the sliding sleeve, and the bottom end of the fifth spring is fixed on the inner wall of the main body.

The invention has the beneficial effects that:

(1) the energy-saving heat pump air conditioner for the electric automobile is convenient for the circulation of refrigerant in the automobile through the arrangement of the power mechanism, and reduces the temperature in the automobile body more quickly and efficiently, namely, firstly, the driving motor is started, the driving motor drives the turntable to rotate through the rotating shaft, the two first abutting rods at the bottom end of the other pumping cavity are pulled by the first spring, so that the two first abutting rods always abut against the side wall of the turntable through the sliding block, and the first abutting rods can rotate and deflect synchronously with the turntable, so that pumping force is formed in the pumping cavity, at the moment, the first plug balls and the second spring in the two first pipelines form the effect similar to a one-way valve, so that the refrigerant is continuously sucked into one of the first pipelines, and the other first pipeline is continuously discharged, so that the circulation of the refrigerant in the automobile is conveniently accelerated, the temperature in the vehicle body is reduced more quickly and efficiently.

(2) The energy-saving heat pump air conditioner for the electric automobile can install the driving motor into the electric automobile without using tools through the arrangement of the arrangement mechanism, saves the installation time, improves the installation efficiency, is different from the traditional threaded connection mode through the arrangement of the connection mechanism, can replace a butt joint pipeline more quickly, namely, when the driving motor needs to be installed, a movable handle is placed at the bottom end, a bolt is inserted between the arrangement plate and a required installation part, then the movable handle is rotated, so that the bolt is arranged in the arrangement plate, the movable handle is moved into a rotating block at the moment, the movable handle is continuously operated to rotate, a screw rod at the bottom end displaces in the bolt, meanwhile, the slide rod is driven to move towards the bottom end, and the first connecting rod causes the movable plate to deflect to a position vertical to the bolt, then the movable handle is operated to rotate reversely, the movable plate is abutted against the inner wall of the installation part, so that under the condition of no tool, the driving motor is arranged inside the electric automobile, so that the installation time is saved, the installation efficiency is improved, that is, since the runner is operated to slide toward one side of the body when it is necessary to connect the second pipe, the runner compresses the third spring, meanwhile, the second abutting rod does not abut against the side wall of the abutting ball, the second pipeline is inserted into the first pipeline at the moment, the sliding ring is not held, the sliding ring is automatically reset by the third spring, so that the second abutting rod is pressed against the side wall of the abutting ball again, then on the lateral wall of propping ball block to the second pipeline, in addition under the sealing action of sealing washer, can avoid liquid to enter into the connection site to be different from traditional threaded connection mode, replacement butt joint pipeline that can be more quick.

(3) The energy-saving heat pump air conditioner for the electric automobile can filter the added and entered refrigerant by the arrangement of the adding mechanism, avoids air entering, ensures the stable operation in the air conditioner, can automatically sense the pressure of the refrigerant in the circulation by the arrangement of the pressurizing mechanism, automatically injects a certain amount of refrigerant when recognizing that the pressure is reduced, is convenient for the air conditioner to continuously refrigerate, and improves the use experience and the public praise of the automobile, namely, the refrigerant enters the separation cavity by injecting a proper amount of refrigerant into the sealing plug after the sealing plug is uncovered, flows to the bottom end of the separation cavity after being filtered by the filter screen, at the moment, the floating ball deflects to the top end under the buoyancy of liquid, and the rotating second connecting rod causes the second plug ball not to be in a sealed channel through the third connecting rod, so as to filter the added and entered refrigerant, the refrigerant passing through the separation cavity enters the inside of the pressurization cavity through the telescopic corrugated pipe and the baffle plate, when the fourth spring senses that the pressure intensity of the pumping cavity is smaller than the pressure intensity of the inside of the pressurization cavity, the sliding sleeve can be pushed, the refrigerant with proper metering is injected into the sliding sleeve after the fifth spring is compressed, when the pressure intensity of the pumping cavity and the pressure intensity of the inside of the pressurization cavity are kept balanced, the fifth spring automatically resets, the sliding sleeve is enabled to restore to the initial position, the pressure intensity of the refrigerant in the circulation can be automatically sensed, when the pressure intensity is reduced, a certain amount of refrigerant is automatically injected, the air conditioner can conveniently and continuously refrigerate, and the use experience and public praise of an automobile are improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of an overall structure of a preferred embodiment of an energy-saving heat pump air conditioner for an electric vehicle according to the present invention;

FIG. 2 is a schematic structural view of the mounting mechanism shown in FIG. 1;

FIG. 3 is a schematic structural view of the coupling mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the connection mechanism of the power mechanism, the adding mechanism and the pressurizing mechanism shown in FIG. 1;

FIG. 5 is an enlarged view of portion A of FIG. 1;

FIG. 6 is an enlarged view of portion B of FIG. 4;

FIG. 7 is an enlarged schematic view of section C shown in FIG. 4;

fig. 8 is an enlarged schematic view of the portion D shown in fig. 4.

In the figure: 1. a main body, 2, a power mechanism, 21, a driving motor, 22, a rotating shaft, 23, a rotating disc, 24, a sliding block, 25, a pumping cavity, 26, a first abutting rod, 27, a first spring, 28, a second spring, 29, a first ball plug, 3, a mounting mechanism, 31, a mounting plate, 32, a bolt, 33, a rotating block, 34, a movable handle, 35, a screw rod, 36, a sliding rod, 37, a first connecting rod, 38, a movable plate, 39, a bump, 4, a connecting mechanism, 41, a first pipeline, 42, a second pipeline, 43, a sliding ring, 44, a third spring, 45, a second abutting rod, 46, an abutting ball, 47, a sealing ring, 5, an adding mechanism, 51, a sealing plug, 52, a separation cavity, 53, a filter screen, 54, a second connecting rod, 55, a floating ball, 56, a third connecting rod, 57, a second ball plug, 6, a pressurizing mechanism, 61, a fourth spring, 62, a floating plate, 63, an air bag, 64 and a pressurizing cavity, 65. the feeding hole, 66, the sliding sleeve, 67, the fifth spring, 68, the discharging hole, 69, the telescopic corrugated pipe, 69a, the baffle, 69b and the sixth spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 8, the energy-saving heat pump air conditioner for an electric vehicle according to the present invention includes a main body 1, a power mechanism 2, a placement mechanism 3, a connection mechanism 4, an adding mechanism 5, and a pressurizing mechanism 6, wherein the power mechanism 2 facilitating a refrigerant to flow circularly is disposed at one end of the main body 1, a plurality of placement mechanisms 3 for fixing parts of the power mechanism 2 are disposed at a bottom end of the power mechanism 2, the connection mechanisms 4 for fast connecting pipes are disposed at two sides of a bottom end of the main body 1, the adding mechanism 5 for gas-liquid separation is disposed inside a top end of the main body 1, and the pressurizing mechanism 6 for allowing the refrigerant to participate in the operation inside the air conditioner is disposed at a bottom end of the adding mechanism 5.

Specifically, the power mechanism 2 includes a driving motor 21, a rotating shaft 22, a rotating disc 23, a sliding block 24, a pumping cavity 25, a first abutting rod 26, a first spring 27, a second spring 28 and a first plunger ball 29, the pumping cavity 25 is arranged inside the main body 1, the driving motor 21 is arranged at one end of the main body 1, the rotating shaft 22 is arranged between the driving motor 21 and the main body 1, one end of the rotating shaft 22 is fixed at one end of the driving motor 21 and the other end extends into the pumping cavity 25, the rotating disc 23 is fixed at one end of the rotating shaft 22 located inside the pumping cavity 25, two first abutting rods 26 are rotated on the inner wall at the bottom end of the pumping cavity 25, the first spring 27 is fixed between the two first abutting rods 26, the sliding block 24 is arranged between the first abutting rods 26 and the rotating disc 23, one side of the sliding block 24 slides on the side wall of the rotating disc 23 and the other side rotates on the top end of the first abutting rods 26, the first plug balls 29 are respectively arranged in the channels at two sides of the pumping cavity 25, the second springs 28 are fixed on the side walls of the first plug balls 29, one ends of the second springs 28, which are far away from the first plug balls 29, are fixed on the inner wall of the main body 1, because firstly, the driving motor 21 is started, the driving motor 21 drives the rotating disc 23 to rotate through the rotating shaft 22, the two first abutting rods 26 at the bottom end of the other pumping cavity 25 are pulled by the first springs 27 and are always abutted against the side walls of the rotating disc 23 through the sliding blocks 24, and the first abutting rods 26 can deflect along with the rotation of the rotating disc 23, so that a pumping force is formed inside the pumping cavity 25, at the moment, the first plug balls 29 and the second springs 28 inside the two first pipelines 41 form the function similar to a one-way valve, one of the first pipelines 41 continuously sucks the refrigerant, and the other first pipeline 41 continuously discharges the refrigerant, therefore, the circulation of the refrigerant in the automobile is conveniently accelerated, and the temperature in the automobile body is reduced more quickly and efficiently.

Specifically, the mounting mechanism 3 includes a mounting plate 31, a bolt 32, a rotating block 33, a movable handle 34, a lead screw 35, a sliding rod 36, a first connecting rod 37, a movable plate 38 and a bump 39, the bottom end of the driving motor 21 is fixed with the mounting plate 31, the bolt 32 is connected to the periphery of the mounting plate 31 through threads, the top end of the bolt 32 is provided with the rotating block 33, the movable handle 34 is arranged between the bolt 32 and the rotating block 33, two sides of two ends of the movable handle 34 are respectively provided with one bump 39, the bottom end of the rotating block 33 is fixed with the lead screw 35, the lead screw 35 is connected to the inside of the bolt 32 through threads, the bottom end of the lead screw 35 is rotated with the sliding rod 36, the sliding rod 36 is slidably connected to the inside of the bolt 32, the movable plate 38 is rotated inside of the bottom end of the bolt 32, the first connecting rod 37 is rotated between the top end of the movable plate 38 and the bottom end of the sliding rod 36, when the driving motor 21 needs to be installed, the movable handle 34 is placed at the bottom end, the bolt 32 is inserted between the installation plate 31 and the required installation position, then the movable handle 34 is rotated, so that the bolt 32 is installed inside the installation plate 31, at this time, the movable handle 34 is moved inside the rotating block 33, the movable handle 34 is continuously operated to rotate, the screw rod 35 at the bottom end is displaced inside the bolt 32, the sliding rod 36 is driven to move towards the bottom end, the first connecting rod 37 causes the movable plate 38 to deflect to the position perpendicular to the bolt 32, then the movable handle 34 is operated to rotate reversely, the movable plate 38 is abutted against the inner wall of the installation position, and therefore the driving motor 21 can be installed inside the electric automobile without using tools, the installation time is saved, and the installation efficiency is improved.

Specifically, the connecting mechanism 4 includes a first pipe 41, a second pipe 42, a sliding ring 43, a third spring 44, a second abutting rod 45, a abutting ball 46 and a sealing ring 47, two sides of the bottom end of the main body 1 are respectively provided with one first pipe 41, the second pipe 42 slides inside one end of the first pipe 41, which is away from the main body 1, the sliding ring 43 slides on the side wall of the first pipe 41, one end of the sliding ring 43, which is away from the second pipe 42, is fixed with the third spring 44, the other end of the sliding ring 43 is fixed with a plurality of second abutting rods 45, one end of the second abutting rod 45, which faces the second pipe 42, is abutted with the abutting ball 46, one side of the abutting ball 46 is engaged with the side wall of the second pipe 42, the sealing ring 47 is arranged between the contact part of the first pipe 41 and the second pipe 42, and the sealing ring 47 is fixed on the inner wall of the first pipe 41, when the second pipe 42 needs to be connected, the sliding ring 43 is operated to slide towards one side of the main body 1, the sliding ring 43 compresses the third spring 44, meanwhile, the second abutting rod 45 does not abut against the side wall of the abutting ball 46, at this time, the second pipe 42 is inserted into the first pipe 41, the sliding ring 43 is not held, and the sliding ring 43 automatically resets under the third spring 44, so that the second abutting rod 45 again abuts against the side wall of the abutting ball 46, the abutting ball 46 is clamped on the side wall of the second pipe 42, and in addition, under the sealing action of the sealing ring 47, liquid can be prevented from entering into a connecting part, so that the connecting pipe is different from a traditional threaded connection mode, and the abutting pipe can be replaced more quickly.

Specifically, the adding mechanism 5 includes a sealing plug 51, a separation chamber 52, a filter screen 53, a second connecting rod 54, a floating ball 55, a third connecting rod 56 and a third plug ball 57, the top end of the main body 1 is connected with the sealing plug 51 by a thread, the bottom end of the sealing plug 51 is provided with the separation chamber 52, the middle part of the separation chamber 52 is provided with the filter screen 53, the side wall of the bottom end of the separation chamber 52 is provided with the second connecting rod 54 in a rotating manner, one end of the second connecting rod 54 is fixed with the floating ball 55, one end of the third connecting rod 56 is fixed at the middle part of the bottom side of the second connecting rod 54, and the other end of the third connecting rod 57 is fixed, after the sealing plug 51 is uncovered, a proper amount of refrigerant is injected into the second connecting rod 54, the refrigerant enters the separation chamber 52 and flows to the bottom end of the separation chamber 52 after being filtered by the filter screen 53, at this time, the rotating second connecting rod 54 causes the second plug ball 57 not to be in a sealed channel through the third connecting rod 56, so that the added entering refrigerant can be filtered, the air is prevented from entering, and the stable operation of the inside of the air conditioner is ensured.

Specifically, the pressurizing mechanism 6 includes a fourth spring 61, a floating plate 62, an air bag 63, a pressurizing cavity 64, a feeding hole 65, a sliding sleeve 66, a fifth spring 67, a discharging hole 68, a telescopic bellows 69, a baffle 69a and a sixth spring 69b, the bottom end of the separation cavity 52 is provided with the pressurizing cavity 64, the middle part of the pressurizing cavity 64 is provided with the floating plate 62 in a sliding manner, the air bag 63 is arranged inside the floating plate 62, the telescopic bellows 69 is connected between the top end of the floating plate 62 and the separation cavity 52, four fourth springs 61 are fixed between the floating plate 62 and the inner wall of the top end of the pressurizing cavity 64, the middle part of the floating plate 62 is provided with the feeding hole 65, the feeding hole 65 is communicated with the bottom end of the telescopic bellows 69, the baffle 69a is rotated on the inner wall of the feeding hole 65, the top end of the baffle 69a is provided with the sixth spring 69b, the bottom end of the sixth spring 69b is fixed in the middle of the top end of the baffle 69a, the top end of the sixth spring is fixed on the inner wall of the feeding hole 65, the discharge hole 68 is communicated between the pressurizing cavity 64 and the pumping cavity 25, the sliding sleeve 66 slides inside the discharge hole 68, the fifth spring 67 is fixed on the inner wall of the sliding sleeve 66, the bottom end of the fifth spring 67 is fixed on the inner wall of the main body 1, since the refrigerant passing through the separation cavity 52 enters the pressurizing cavity 64 after passing through the telescopic bellows 69 and the baffle 69a, when the fourth spring 61 senses that the pumping cavity 25 is smaller than the internal pressure of the pressurizing cavity 64, the sliding sleeve 66 is pushed, so that the sliding sleeve 66 injects the refrigerant with proper metering after compressing the fifth spring 67, and when the internal pressures of the pumping cavity 25 and the pressurizing cavity 64 are balanced, the fifth spring 67 automatically resets, so that the sliding sleeve 66 returns to the initial position, therefore, the pressure intensity of the refrigerant in the circulation can be automatically sensed, and when the pressure intensity is reduced, a certain amount of refrigerant is automatically injected, so that the air conditioner can continuously refrigerate conveniently, and the use experience and public praise of the automobile are improved.

When the automobile refrigeration system is used, firstly, the driving motor 21 is started, the driving motor 21 drives the rotating disc 23 to rotate through the rotating shaft 22, the two first abutting rods 26 at the bottom end of the other pumping cavity 25 are pulled down by the first springs 27, so that the sliding blocks 24 always abut against the side wall of the rotating disc 23, and the first abutting rods 26 can deflect along with the rotation of the rotating disc 23, so that pumping force is formed inside the pumping cavity 25, at the moment, the first plug balls 29 and the second springs 28 inside the two first pipelines 41 form the effect similar to a one-way valve, one first pipeline 41 continuously sucks in refrigerant, and the other first pipeline 41 continuously discharges the refrigerant, so that the circulation of the refrigerant inside an automobile is facilitated to be accelerated, and the temperature inside an automobile body is reduced more quickly and efficiently; when the driving motor 21 needs to be installed, the movable handle 34 is placed at the bottom end, the bolt 32 is inserted between the installation plate 31 and the required installation position, then the movable handle 34 is rotated, so that the bolt 32 is installed inside the installation plate 31, at this time, the movable handle 34 is moved inside the rotating block 33, the movable handle 34 is continuously operated to rotate, the screw rod 35 at the bottom end is displaced inside the bolt 32, the sliding rod 36 is driven to move towards the bottom end, the first connecting rod 37 causes the movable plate 38 to deflect to the position perpendicular to the bolt 32, then the movable handle 34 is operated to rotate reversely, the movable plate 38 is abutted against the inner wall of the installation position, and therefore the driving motor 21 can be installed inside the electric automobile without using tools, the installation time is saved, and the installation efficiency is improved; when the second pipeline 42 needs to be connected, the sliding ring 43 is operated to slide towards one side of the main body 1, the sliding ring 43 compresses the third spring 44, meanwhile, the second abutting rod 45 does not abut against the side wall of the abutting ball 46, at this time, the second pipeline 42 is inserted into the first pipeline 41, the sliding ring 43 is not held, the sliding ring 43 automatically resets under the third spring 44, so that the second abutting rod 45 again abuts against the side wall of the abutting ball 46, the abutting ball 46 is clamped on the side wall of the second pipeline 42, and in addition, under the sealing action of the sealing ring 47, liquid can be prevented from entering into a connecting part, so that the connecting part is different from a traditional threaded connecting mode, and the abutting pipeline can be replaced more quickly; after the sealing plug 51 is uncovered, a proper amount of refrigerant is injected into the sealing plug, the refrigerant enters the separation cavity 52, flows to the bottom end of the separation cavity 52 after being filtered by the filter screen 53, at the moment, the floating ball 55 deflects to the top end under the buoyancy action of liquid, and the rotating second connecting rod 54 leads the second plug ball 57 not to be in a sealed channel through the third connecting rod 56, so that the added entering refrigerant can be filtered, the air is prevented from entering, and the stable operation of the interior of the air conditioner is ensured; because the refrigerant passing through the separation cavity 52 enters the inside of the pressurization cavity 64 after passing through the telescopic bellows 69 and the baffle 69a, when the fourth spring 61 senses that the pressure in the pumping cavity 25 is smaller than the pressure in the pressurization cavity 64, the sliding sleeve 66 can be pushed, so that the sliding sleeve 66 injects a proper amount of refrigerant after compressing the fifth spring 67, and when the pressure in the pumping cavity 25 and the pressure in the pressurization cavity 64 are kept balanced, the fifth spring 67 automatically resets, so that the sliding sleeve 66 is restored to the initial position, the pressure of the refrigerant in the cycle can be automatically sensed, and when the pressure reduction is recognized, a certain amount of refrigerant is automatically injected, so that the continuous refrigeration of an air conditioner is facilitated, and the use experience and public praise of an automobile are improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an energy-saving heat pump air conditioner that electric automobile used which characterized in that: including main part (1), power unit (2), arrangement mechanism (3), coupling mechanism (4), add mechanism (5) and loading system (6), the one end of main part (1) is equipped with and makes things convenient for refrigerant circulation flow power unit (2), the bottom of power unit (2) is equipped with a plurality ofly and is used for fixing power unit (2) spare part arrangement mechanism (3), the both sides of main part (1) bottom are equipped with one respectively and are used for quick connect tube coupling mechanism (4), the inside on main part (1) top is equipped with and is used for gas-liquid separation add mechanism (5), the bottom that adds mechanism (5) is equipped with and is used for participating in the refrigerant air conditioner internal work loading system (6).

2. The energy-saving heat pump air conditioner for the electric vehicle according to claim 1, characterized in that: the power mechanism (2) comprises a driving motor (21), a rotating shaft (22), a rotating disc (23), a sliding block (24), a pumping cavity (25), a first abutting rod (26), a first spring (27), a second spring (28) and a first ball plug (29), the pumping cavity (25) is arranged in the main body (1), the driving motor (21) is arranged at one end of the main body (1), the rotating shaft (22) is arranged between the driving motor (21) and the main body (1), one end of the rotating shaft (22) is fixed at one end of the driving motor (21) and the other end of the rotating shaft extends into the pumping cavity (25), the rotating disc (23) is fixed at one end of the rotating shaft (22) located in the pumping cavity (25), the two first abutting rods (26) are rotated on the inner wall at the bottom end of the pumping cavity (25), and the first spring (27) is fixed between the two first abutting rods (26), the sliding block (24) is arranged between the first abutting rod (26) and the rotating disc (23), one side of the sliding block (24) slides on the side wall of the rotating disc (23), the other side of the sliding block rotates on the top end of the first abutting rod (26), the channels on the two sides of the pumping cavity (25) are respectively internally provided with one first plug ball (29), the side wall of the first plug ball (29) is fixedly provided with the second spring (28), and one end, deviating from the first plug ball (29), of the second spring (28) is fixed on the inner wall of the main body (1).

3. The energy-saving heat pump air conditioner for the electric vehicle according to claim 2, characterized in that: the arrangement mechanism (3) comprises an arrangement plate (31), a bolt (32), a rotating block (33), a movable handle (34), a screw rod (35), a sliding rod (36), a first connecting rod (37), a movable plate (38) and a convex block (39), the bottom end of the driving motor (21) is fixed with the arrangement plate (31), the periphery of the arrangement plate (31) is in threaded connection with the bolt (32), the top end of the bolt (32) is provided with the rotating block (33), the movable handle (34) is arranged between the bolt (32) and the rotating block (33), two sides of two ends of the movable handle (34) are respectively provided with one convex block (39), the bottom end of the rotating block (33) is fixed with the screw rod (35), the screw rod (35) is in threaded connection with the inside of the bolt (32), and the bottom end of the screw rod (35) is rotated with the sliding rod (36), the sliding rod (36) is connected to the inside of the bolt (32) in a sliding mode, the movable plate (38) is arranged at the bottom end of the bolt (32) in a rotating mode, and the first connecting rod (37) is arranged between the top end of the movable plate (38) and the bottom end of the sliding rod (36) in a rotating mode.

4. The energy-saving heat pump air conditioner for the electric vehicle according to claim 3, characterized in that: the connecting mechanism (4) comprises a first pipeline (41), a second pipeline (42), a sliding ring (43), a third spring (44), a second abutting rod (45), a abutting ball (46) and a sealing ring (47), wherein the first pipeline (41) is arranged on each of two sides of the bottom end of the main body (1), the second pipeline (42) slides in the first pipeline (41) deviating from one end of the main body (1), the sliding ring (43) slides on the side wall of the first pipeline (41), the third spring (44) is fixed at one end of the sliding ring (43) deviating from the second pipeline (42), the second abutting rods (45) are fixed at the other end of the sliding ring (43), the abutting ball (46) is abutted against one end of the second pipeline (42), one side of the abutting ball (46) is clamped on the side wall of the second pipeline (42), the sealing ring (47) is arranged between the contact parts of the first pipeline (41) and the second pipeline (42), and the sealing ring (47) is fixed on the inner wall of the first pipeline (41).

5. The energy-saving heat pump air conditioner for the electric vehicle according to claim 4, characterized in that: the adding mechanism (5) comprises a sealing plug (51), a separation cavity (52), a filter screen (53), a second connecting rod (54), a floating ball (55), a third connecting rod (56) and a third plug ball (57), the top end of the main body (1) is in threaded connection with the sealing plug (51), the separation cavity (52) is arranged at the bottom end of the sealing plug (51), the filter screen (53) is arranged in the middle of the separation cavity (52), the second connecting rod (54) rotates on the side wall of the bottom end of the separation cavity (52), the floating ball (55) is fixed at one end of the second connecting rod (54), and the third plug ball (57) is fixed at the middle of the bottom side of the second connecting rod (54) and at the other end of the third connecting rod (56).

6. The energy-saving heat pump air conditioner for the electric vehicle according to claim 5, characterized in that: the pressurizing mechanism (6) comprises a fourth spring (61), a floating plate (62), an air bag (63), a pressurizing cavity (64), a feeding hole (65), a sliding sleeve (66), a fifth spring (67), a discharging hole (68), a telescopic corrugated pipe (69), a baffle (69a) and a sixth spring (69b), the bottom end of the separating cavity (52) is provided with the pressurizing cavity (64), the middle part of the pressurizing cavity (64) is provided with the floating plate (62) in a sliding manner, the air bag (63) is arranged inside the floating plate (62), the top end of the floating plate (62) and the separating cavity (52) are connected with the telescopic corrugated pipe (69), four fourth springs (61) are fixed between the floating plate (62) and the inner wall at the top end of the pressurizing cavity (64), the middle part of the floating plate (62) is provided with the feeding hole (65), and the feeding hole (65) is communicated with the bottom end of the telescopic corrugated pipe (69), the inner wall of feed port (65) rotates and has baffle (69a), the top of baffle (69a) is equipped with sixth spring (69b), the bottom mounting of sixth spring (69b) is in the middle part and the top on baffle (69a) top are fixed in on the inner wall of feed port (65), pressurize chamber (64) with take out the intercommunication between chamber (25) and have discharge opening (68), the inside slip of discharge opening (68) has sliding sleeve (66), be fixed with on the inner wall of sliding sleeve (66) fifth spring (67), the bottom mounting of fifth spring (67) is in on the inner wall of main part (1).