CN207777168U - A kind of compressor - Google Patents

Abstract

The utility model provides a kind of compressor, including：Shell has one first opening and an accommodating space, and first opening is positioned at the side of the accommodating space；Compression mechanism, including：Fixed scroll includes the low-pressure side equipped with scroll wrap and the high-pressure side backwards to the scroll wrap；Movable orbiting scroll, the movable orbiting scroll are located in the accommodating space, and the side that the movable orbiting scroll is equipped with scroll wrap is opposite with the scroll wrap of the fixed scroll, and the scroll wrap of the fixed scroll and the scroll wrap of the movable orbiting scroll form compression chamber；Motor mechanism is placed in the accommodating space, including rotor and motor stator, and the movable orbiting scroll is driven to be rotated relative to the fixed scroll, to compress the refrigerant in the compression chamber, wherein the motor stator and the low-pressure side of the fixed scroll are connected and fixed；And upper bracket, it is connected and fixed between the motor mechanism and the fixed scroll, and with the low-pressure side of the fixed scroll.

Description

A kind of compressor

Technical field

The utility model is related to compressor field more particularly to a kind of vehicular compressed machines.

Background technology

Existing vortex compressor of automobile has the characteristics that and deficiency：

1) it is substantially and motor stator is interference fitted into inner walls, the vibration noise that motor generates when compressor operation It is easy directly to propagate from by shell.

2) pack alloy casing blank is used, shell finished product (working position packet is obtained by the machining for carrying out more Include shell end face, the endoporus of shell and motor elastic conjunction, bearing saddle bore and end face etc.).Since die casting easy tos produce stomata, If the area at the machining position of die cast is larger or position is more, it is likely to that stomata is made to pass through in process It is logical, it is bad so as to cause the air-tightness of shell.

3) compressor air suction mouth or exhaust outlet are located on mo(u)lded piece.Due to conventional cast Al-alloy parts and forging or extruding The high-strength aluminum alloys such as casting compare its strength of materials and compactness is not high, and the thread for installing air-breathing or exhaust pressing plate is easy It is destroyed.

4) contour structures of existing compressor are substantially class cylinder, although installing the week of compressor body when onboard Side also has some small spaces, but is difficult for arranging other parts.Therefore not high to the utilization ratio of installation space.

Utility model content

The utility model provides a kind of compressor to overcome the problems of the above-mentioned prior art, which can be with Convenient for compressor assembly, be conducive to reinforce the concentricity between upper bracket and motor stator.Further, it is also possible to improve compressor Reliability reduces noise.

The utility model provides a kind of compressor, including：Shell has one first opening and an accommodating space, described First opening is positioned at the side of the accommodating space；Compression mechanism, including：Fixed scroll, include low-pressure side equipped with scroll wrap and Backwards to the high-pressure side of the scroll wrap；Movable orbiting scroll, the movable orbiting scroll are located in the accommodating space, and the movable orbiting scroll, which is equipped with, to be vortexed The side of tooth is opposite with the scroll wrap of the fixed scroll, and the scroll wrap of the fixed scroll and the scroll wrap of the movable orbiting scroll are formed Compression chamber；Motor mechanism is placed in the accommodating space, including rotor and motor stator, and drives the movable orbiting scroll It is rotated relative to the fixed scroll, to compress the refrigerant in the compression chamber, wherein the motor stator and the fixed scroll Low-pressure side be connected and fixed；And upper bracket, between the motor mechanism and the fixed scroll, and with the fixed scroll Low-pressure side is connected and fixed.

Compared with prior art, the utility model has following advantage：

1) upper bracket, motor stator are lifted in fixed scroll, and upper bracket, motor stator are not contacted with shell, can avoid pressure The vibration and noise that motor is generated with transmission mechanism when contracting machine operates directly are spread out of by shell, so as to improve shaking for complete machine Dynamic and noise performance.

2) without direct assembly relation between motor and inner walls, the processing to inner walls is eliminated, using die casting aluminium The compressor of alloy shell can avoid the case material internal porosity when processing shell and stomata perforation occur, so as to improve shell And the air-tightness of complete machine.

3) part of the fixed scroll of wear-resisting high-strength degree aluminum alloy material as compressor case is used, and is arranged thereon There are the air entry or exhaust outlet of compressor, improves compressor air-tightness.Compressor air suction mouth or exhaust outlet are located at wear-resisting high-strength degree In the fixed scroll of aluminum alloy material, since its strength of materials and compactness are high, the thread for installing air-breathing or exhaust pressing plate is not easy It is destroyed.

4) shape of compressor is class cuboid, and under the premise of keeping the constancy of volume of compressor overall structure, class is long Cube shape installation space smaller more occupied than class cylindrical shape, to the utilization ratio higher of installation space.

Description of the drawings

Its example embodiment is described in detail by referring to accompanying drawing, above and other feature and advantage of the utility model will It becomes readily apparent from.

Fig. 1 shows the stereogram of the compressor according to the utility model embodiment.

Fig. 2 shows the sectional views according to the compressor of the utility model embodiment.

Fig. 3 shows the front view of the compressor according to the utility model embodiment.

Fig. 4 is the A-A sectional views of Fig. 3.

Fig. 5 is the B-B sectional views of Fig. 3.

Fig. 6 shows the compressor housing exploded view according to the utility model embodiment.

Fig. 7 shows the compressor housing stereogram according to the utility model embodiment.

Fig. 8 shows the sectional view of the compressor housing according to the utility model embodiment

Fig. 9 shows the compressor housing left view according to the utility model embodiment

Figure 10 is the C-C sectional views of Fig. 9.

Figure 11 shows vertical according to the assembly of the fixed scroll-upper bracket-motor mechanism-lower bracket of the utility model embodiment Body figure.

Figure 12 shows that the assembly according to the fixed scroll-upper bracket-motor mechanism-lower bracket of the utility model embodiment is cutd open Face figure.

Figure 13 shows the sectional view of the compressor according to another embodiment of the utility model.

Figure 14 shows the dress of fixed scroll-upper bracket-motor mechanism-lower bracket according to another embodiment of the utility model With stereogram.

Figure 15 shows the dress of fixed scroll-upper bracket-motor mechanism-lower bracket according to another embodiment of the utility model With sectional view.

Figure 16 shows the assembly profile of upper bracket-motor mechanism according to another embodiment of the utility model.

Figure 17 shows the compressor sectional views according to another embodiment of the utility model.

Figure 18 is the partial view T of Figure 17.

Figure 19 shows the stereogram of the binding post according to another embodiment of the utility model.

Specific implementation mode

Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that this practicality is new Type will be full and complete, and the design of example embodiment is comprehensively communicated to those skilled in the art.It is identical in figure Reference numeral indicate same or similar structure, thus repetition thereof will be omitted.

In order to improve the defect of the prior art, the utility model provides a kind of compressor, it is therefore preferable to for electric vehicle Screw compressor.Below with vertical structure, i.e., shafting transmission mechanism and vortex pump body axis use the compressor of vertical for Example describes each embodiment, but the utility model is not so limited.

Fig. 1 to Figure 12 is combined to describe a kind of specific embodiment of the utility model first.Fig. 1 shows new according to this practicality The stereogram of the compressor of type embodiment.Fig. 2 shows the sectional views according to the compressor of the utility model embodiment.Fig. 3 shows The front view of the compressor according to the utility model embodiment is gone out.Fig. 4 is the A-A sectional views of Fig. 3.Fig. 5 is that the B-B of Fig. 3 is cutd open Face figure.Fig. 6 shows the compressor housing exploded view according to the utility model embodiment.Fig. 7 is shown according to the utility model The compressor housing stereogram of embodiment.Fig. 8 shows the sectional view of the compressor housing according to the utility model embodiment.Figure 9 show the compressor housing left view according to the utility model embodiment.Figure 10 is the C-C sectional views of Fig. 9.Figure 11 is shown According to the assembling stereogram of the fixed scroll-upper bracket-motor mechanism-lower bracket of the utility model embodiment.Figure 12 is shown According to the assembling section of the fixed scroll-upper bracket-motor mechanism-lower bracket of the utility model embodiment.

In the present embodiment, compressor includes shell 3 including fixed scroll 2 and the compression mechanism and motor machine of movable orbiting scroll 15 Structure.Preferably, compressor further includes upper cover 1.

Shell 3 has one first opening and an accommodating space.Wherein, the first opening is located at the side of accommodating space, In embodiment shown in Fig. 2, the first opening is positioned at the upside of accommodating space.Optionally, shell 3 is cast member.Shell 3 includes one Accommodating space is divided into low pressure chamber 309 and controller chamber 302 by barricade 308, barricade 308.Low pressure chamber 309 houses motor mechanism. Controller chamber 302 is equipped with one second opening.In the embodiment shown in Figure 2, the second opening is positioned at the left side of controller chamber 302. Compressor further includes controller chamber lid 4 and electric-controlled parts.Second opening of the sealing of controller chamber lid 4.Specifically, device chamber lid 4 processed Sealing and fastening are realized by sealing ring 9 (or gasket seal or fluid sealant) and bolt 10 with shell 3.Electric-controlled parts are arranged In controller chamber 302 between controller chamber lid 4 and barricade.Preferably, barricade 308 is equipped with towards controller chamber 302 and is open Cavity 305.Electric-controlled parts optionally include the first electric-controlled parts and the second electric-controlled parts.First electric-controlled parts are placed in cavity In 305.First electric-controlled parts include but not limited to as one or more in lower component：Capacitance, inductance and relay.Second electricity Control component is set in the segment space except the cavity 305 in controller chamber 302.Second electric-controlled parts are arranged with barricade 308 Part fitting except cavity 305.Second electric-controlled parts include power component.Specifically, the position that cavity 305 is arranged, 309 side of low pressure chamber is not interfered with part in low pressure chamber 309, in the gear of the power component and shell 3 of 302 side of controller chamber The part fitting of cavity 305 is not arranged for wall 308, and the refrigerant flowed into from suction muffler 203 in low pressure chamber 309 flows through barricade 308, the heat that refrigerant suction power component distributes realizes the cooling to power component.In this way, passing through the barricade of shell 3 308 divide redundant space in low pressure chamber 309 for housing electric-controlled parts, real to reduce the width L2 of 302 part of controller chamber The miniaturization of existing screw compressor.And remaining second electric-controlled parts being not disposed in cavity 305 can not be bonded with barricade 308.

Fixed scroll 2 is set to shell 3 close to the side of the first opening.In the embodiment depicted in figure 2, fixed scroll 2 is set to The upside of shell is located at the first opening.Fixed scroll 2 includes being equipped with the low-pressure side 202 of scroll wrap 201 and backwards to scroll wrap 201 High-pressure side 206.The low-pressure side 202 of fixed scroll 2 is opposite to form an accommodating space with the first opening of shell 3.Preferably, shell The accommodating space that the low-pressure side 202 of body 3 and fixed scroll 2 is formed is optionally class cuboid.But the utility model is without being limited thereto, holds The shape such as can also be class cylinder, class square between emptying.Optionally, shell 3 and fixed scroll 2 by sealing ring 7 (or Gasket seal or fluid sealant) and the realization of bolt 8 seals and fastening.Preferably, fixed scroll is wear-resisting high-strength degree Al-alloy parts, Such as (wherein, the strength of materials and compactness of high-strength aluminum alloy part are superior to for reflectal, extrusion casint aluminium alloy etc. Conventional cast part).Optionally, one or more mounting legs 207,303 are additionally provided on fixed scroll 2 and shell 3, will compressed Machine is mounted in electric vehicle.

High pressure chest 2014 is formed between upper cover 1 and the high-pressure side 206 of fixed scroll 2.Air bleeding valve is installed in high pressure chest 2014 Piece 30 and exhaust screen.Optionally, upper cover 1 and quiet whirlpool are realized by sealing ring 5 (or gasket seal or fluid sealant) and bolt 6 The sealing and fastening of disk 2.The low-pressure side 202 of fixed scroll 2 is also formed with suction muffler 203.It is additionally provided in fixed scroll 2 and high pressure The exhaust outlet 2012 that chamber 2014 is connected and the air entry 2010 being connected with suction muffler 203.Fixed scroll 2 is additionally provided with suction Gas threaded hole 2011 and exhaust threaded hole.Suction muffler 203 is connected to air entry 2010.In other words, high-strength aluminum alloy material A part of the fixed scroll 2 as compressor case, air entry 2010, the exhaust outlet 2012 of compressor are each provided in fixed scroll 2. Since high-strength aluminum alloy, such as the strength of materials of the materials such as forging or extrusion casint and compactness are better than casting, therefore inhale Gas port 2010, the air-tightness of exhaust outlet 2012 and screw strength are more preferable.Meanwhile the shell 3 of casting machining position and machine add Work area is less, and the air-tightness of shell 3 is more preferable, and then the air-tightness of complete machine can be improved.

Movable orbiting scroll 15 is located in accommodating space.Movable orbiting scroll 15 is equipped with the low-pressure side of the side and fixed scroll 2 of scroll wrap 1501 202 is opposite, and the scroll wrap 201 of fixed scroll 2 and the scroll wrap 1501 of movable orbiting scroll 15 form compression chamber.

Motor mechanism includes rotor 20 and motor stator 12.Motor mechanism is located at the low pressure chamber 309 in accommodating space. Motor mechanism is for driving movable orbiting scroll 15 to be rotated relative to fixed scroll 2, to compress the refrigerant in compression chamber.

Specifically, compressor refrigerant access is：Refrigerant enters suction muffler 203, suction muffler by air entry 2010 203 are connected to low pressure chamber 309, and refrigerant flows into fixed scroll later by flowing into fixed scroll low-pressure side 202 after low pressure chamber 309 It is compressed in the compression chamber that scroll wrap 201 and movable orbiting scroll scroll wrap 1501 are formed, the refrigerant after compressing passes through gas vent 209 High pressure chest 2014 is flowed into, refrigerant is discharged among the exhaust outlet 2012 being connected to high pressure chest 2014 later.Further, refrigerant Compressor is flowed into from the air entry 2010 of fixed scroll 2, and is flowed to 3 bottom wall of shell backwards to fixed scroll, refrigerant passes through shell 3 Barricade 308 to be cooled down to the electric-controlled parts in controller chamber 302, and refrigerant flows through motor mechanism with to motor mechanism It is cooled down, is then flowed into the compression chamber that fixed scroll 2 is formed with movable orbiting scroll 15.

As above, compressor provided by the utility model is preferably vertical structure, since accommodating space is that class is long in shell Rectangular, the length of complete machine is more shorter than horizontal compressor, while keeping previous level in height, is accounted for when on electric vehicle It is transversely mounted space with less, and more stably lubricating oil bath 31 can be formed on the bottom of the low pressure chamber 309 of compressor, lubricated Effect is more preferable, and the reliability of compressor can be improved, and reduces the oil drain quantity of compressor.In addition, if there is solid impurity to pass through suction Gas port 2010 and suction muffler 203 enter in compressor, and impurity meeting preferential deposition is in the lower part of low pressure chamber 309, therefore impurity enters The probability very little for the pump body compression chamber that fixed scroll 2 and movable orbiting scroll 15 form, can substantially reduce causes the pump housing to damage because impurity enters The risk of wound.

Further, in the utility model embodiment, motor stator 12 connect solid with the low-pressure side 202 of fixed scroll 2 It is fixed.Specifically, as shown in figure 12, the low-pressure side 202 of fixed scroll 2 has multiple boss 205.Each boss 205 is provided with first Threaded hole 208.Optionally, fixed scroll 2 includes four bolt holes 208, the line of centres of four bolt holes 208 Square shape is formed, the utility model is without being limited thereto.Motor stator 12 is provided with corresponding with the first threaded hole 208 multiple One bolt hole.First bolt 35 passes through the first bolt hole and the first threaded hole 208 to connect fixed scroll 2 and motor stator 12 Connect fixation.

Further, compressor further includes upper bracket 11 and lower bracket 13.Upper bracket 11 and lower bracket 13 are equipped with perforation Through-hole, so that Bearning mechanism passes through.

In conjunction with shown in Fig. 2, Figure 12, upper bracket 11 between motor mechanism and fixed scroll 2, and with the low pressure of fixed scroll 2 Side 202 is connected and fixed.It is arranged in setting bolt hole and fixed scroll 2 on upper bracket 11 specifically, second bolt 29 passes through Second threaded hole 2015 is so that upper bracket 11 and the low-pressure side 202 of fixed scroll 2 are connected and fixed.

In the utility model embodiment, since upper bracket 11 and motor stator 12 are directly connected to be fixed on fixed scroll 2 Low-pressure side, therefore, installing has good concentricity between the latter two.And upper bracket 11 and motor stator 12 are lifted on In fixed scroll 2, upper bracket 11, motor stator 12 do not contact with shell 3, can avoid motor and driver when compressor operation The vibration and noise that structure generates directly are spread out of by shell 3, so as to improve the noise and vibration performance of complete machine.Due to cancelling The interference fit of motor stator 12 and shell 3, can relax the element precision requirement to shell 3 and motor stator 12, therefore can To reduce production cost.In addition, the mounting structure can also be achieved in compressor assembling process to the visual of internal all parts Change and check, maloperation probability when assembling work can be reduced.Therefore, which can optimize the part processing of compressor And assembly method, advantageously reduce production cost.

Lower bracket 13 is located at side of the accommodating space far from the first opening.Such as Fig. 2 and Fig. 7 and embodiment shown in Fig. 8 In, lower bracket 13 is located at the downside of accommodating space, and lower bracket 13 is integrally formed as a part for shell 3, with shell 3.Change speech It, lower bracket 13 be during formation by mold and shell 3 casting and forming together, the two can be considered as one it is whole Body.Lower bracket can be not only fabricated to the integrally formed structure of shell in order to the additional lower bracket of assembly, the reduction of compressor This, and the positioning of the components such as bent axle for also helping Bearning mechanism, motor, the concentricity for reinforcing associated components.

Further, in conjunction with above-mentioned each attached drawing and with continued reference to Figure 13 to Figure 15.Figure 13 is shown according to the utility model The sectional view of the compressor of another embodiment.Figure 14 shows fixed scroll-upper bracket-according to another embodiment of the utility model The assembling stereogram of motor mechanism-lower bracket.Figure 15 is shown above to be propped up according to the fixed scroll-of another embodiment of the utility model The assembling section of frame-motor mechanism-lower bracket.Specifically, from shown in above-mentioned Fig. 2 and embodiment illustrated in fig. 12 is different It is that in this implementation, lower bracket 13 is not integrally formed with shell 3.As shown in figure 15, lower bracket 13 is located at motor stator 12 Side far from fixed scroll 2, lower bracket 13 are additionally provided with multiple second bolt holes corresponding with the first threaded hole 208, and first Bolt 35 sequentially passes through the second bolt hole, the first bolt hole and the first threaded hole 208 with by upper bracket 11, motor stator 12 and lower bracket 13 be connected and fixed.The embodiment may be implemented with above-mentioned Fig. 1 to the similar effect of embodiment illustrated in fig. 12, herein It will not go into details.

Further, in conjunction with above-mentioned each attached drawing and with continued reference to Figure 16.Figure 16 is shown according to another reality of the utility model Apply the assembly profile of upper bracket-motor mechanism of example.Specifically, not with above-mentioned Figure 13 to embodiment illustrated in fig. 15 With compressor can also include guide post 36.First bolt 35 passes through guide post 36 so that guide post 36 is located at the first bolt 35 Between the inner wall of the first bolt hole of motor stator 12.Guide post 36 and the first bolt hole elastic conjunction.The one of guide post 36 End abuts fixed scroll 2, and the other end of guide post 36 abuts lower bracket 11.It can be solved as a result, because of the 12 both ends of the surface depth of parallelism of motor stator The concentricity for the upper and lower support shaft bearing bore that bad or 12 end face plane degree of motor stator is bad and further results in is bad to ask Topic so as to improve the assembly precision of upper and lower bearing, and then improves the efficiency of compressor.Preferably, the axial direction of guide post 36 is long Degree can be more than the axial length of the first bolt hole.Specifically, the smooth abutting upper and lower bracket in 36 both ends of guide post, and make electricity Machine stator 12 can there are certain distances between upper bracket.

The compressor of another embodiment provided by the utility model is described with reference to Figure 17 to Figure 19.Figure 17 shows According to the compressor sectional view of another embodiment of the utility model.Figure 18 is the partial view T of Figure 17.Figure 19 is shown according to this The stereogram of the binding post of the another embodiment of utility model.

Similar with compressor above-mentioned, in the present embodiment, compressor includes shell 3, compression mechanism and motor mechanism.Shell 3 have the first opening.Compression mechanism includes fixed scroll 2 and movable orbiting scroll 3.The low-pressure side 202 of fixed scroll 2 is opened with the first of shell 3 Mouth is opposite to form an accommodating space.Motor mechanism includes the rotor being located in accommodating space and motor stator 12.Motor Stator 12 is connected and fixed by upper bracket 11 and fixed scroll 2.

In the present embodiment, motor stator 12 is connected to binding post 21 by motor lead-out wire 1201, and is connect by quiet disk Line three-way hole 2106 and shell wiring through-hole 3010 are connected to the electric-controlled parts in controller chamber 302.Binding post 21 is located at close to the Between 3 inner wall of shell and the outer wall of motor stator 12 of the side of one opening, far from oil sump 31 (be namely located at shell 3 with it is quiet At the top of the accommodating space that whirlpool disk 2 is formed).Specifically, binding post 21 includes cylinder 2101 and end plate 2102.It is set on end plate 2102 There is the through-hole passed through for cylinder 2101.Motor lead-out wire 1201 includes the terminal 1202 being electrically connected with cylinder 2101 and cladding Insulating shield 1203 outside terminal 1202.The external rings of cylinder 2101 between insulating shield 1203 and end plate 2102 around Insulating sheath 2104.The internal diameter of insulating sheath 2104 is less than the diameter of cylinder 2101.Optionally, binding post 21 is arranged in institute It states in fixed scroll 2.Specifically, fixed scroll 2 is equipped with the through-hole passed through for the cylinder 2101 of binding post 21, and around fixed scroll 2 For the groove of the through-hole setting that the cylinder 2101 of binding post 21 passes through being open towards motor mechanism.End plate 2102 deviates from motor The surface of mechanism is in contact with the bottom wall of groove.Optionally, further include wiring cover board 2105, wiring cover board 2105 covers on fixed scroll The end face of groove set by 2 back sides, to protect binding post 21 and be connected to the conducting wire of controller.

In the present embodiment, since motor stator 12 and fixed scroll 2 are connected and fixed, and binding post 21 also connects with fixed scroll 2 Fixation is connect, the position relationship between motor stator 12 and binding post 21 has immobilized, and fixed scroll 2 and shell 3 are not yet It is assembled, there is sufficient operating space to carry out the assembly of motor lead-out wire 1201 and binding post 21.Drawn using what is be of convenient length Outlet 1201, it is ensured that terminal 1202 is just mounted on the cylinder 2101 of binding post 21 by the length of lead-out wire 1201 enough, is drawn The length of outlet 1201 is almost without redundancy.First insulating sheath 2104 is sleeved on when terminal 1202 is mounted on binding post 21 The outside of cylinder 2101, the internal diameter of insulating sheath 2104 are less than the outer diameter of cylinder 2101, make the endoporus and column of insulating sheath 2104 2101 outer surface of body can fit closely.Then being mounted on cylinder 2101 and compress insulating shield 1203 terminal 1201 makes absolutely Edge sheath 2104 occur flexible deformation, it is ensured that between insulating shield 1203 and insulating sheath 2104 and insulating sheath 2104 with end It is fitted closely between plate 2102.So far the assembly of motor lead-out wire 1201 and binding post 21 is completed.Later again by 2 He of fixed scroll Shell 3 is fastened by bolts installation and forms closed cavity.

A part of the fixed scroll 2 as the shell of compressor, binding post 21 are mounted on the inside of fixed scroll 2.Motor stator 12 on upper bracket 11 by being indirectly attached in fixed scroll 2.The mounting means is advantageous in that when fixed scroll 2 and shell 3 are installed Just have determined that rigging position relationship between motor lead-out wire 1201 and binding post 21 before forming closing chamber, and Fixed scroll 2 and the installation of shell 3 form the rigging position relationship after closing chamber between motor lead-out wire 1201 and binding post 21 not It changes again.And fixed scroll 2 is formed with the installation of shell 3 before closing chamber, can be according to motor lead-out wire 1201 and binding post The position of 21 installation point accurately calculates the length of motor lead-out wire 1201, it is ensured that in motor lead-out wire 1201 and binding post 21 Between assemble after the completion of, the length of lead-out wire 1201 does not have redundancy, the position of lead-out wire 1201 can also obtained preferably solid It is fixed, essentially eliminate the shaking of motor lead-out wire 1201 caused by vibration of compressor.Motor lead-out wire 1201 and peripheral component or The possibility that person's compressor housing touches is almost nil, substantially increases the insulating properties and reliability of compressor.And it is designing It only needs to reserve necessary electrical safety gap when compressor housing 3 and motor lead-out wire 1201, is conducive to compressor Miniaturization.

Since the installation site of binding post 21 and motor lead-out wire 1201 is far from oil sump, it is located at the top on the inside of compressor, And if have a liquid refrigerant comprising lubricating oil or micro-moisture and impurity in compressor, liquid refrigerant is first from compressor The bottom of inside starts to accumulate, and binding post 21 and motor only can be just dipped into when liquid refrigerant is almost full with compressor inner cavity The interconnecting piece of lead-out wire 1201.Therefore, binding post 21 is mounted on motor lead-out wire 1201 mounted on compressor inside top ratio When other positions, binding post 21 and the interconnecting piece of motor lead-out wire 1201 are dipped into the probability smaller in liquid refrigerant, compressor Insulating properties it is more preferable.

Simultaneously as the assembling process between motor lead-out wire 1201 and binding post 21 is the ring opened in compressor case It is completed in border, therefore has sufficient operating space, and assembling work is visualized, assembly and inspection can be greatly improved The convenience of operation is looked into, and then the maloperation probability in operation can be reduced, improves production efficiency.

Further, since binding post 21 is mounted on the low-pressure side of fixed scroll 2, and the inside pressure of compressor is more than outer The inside and outside side pressure difference of portion's pressure, compressor acts on binding post end plate 2102 and end plate 2102 is forced to be adjacent to the groove of fixed scroll 2 Inner wall.The sealing element 2103 of binding post 21 does not need the too big pressure of the application of pairs of posts end plate 2102 and binding post 21 can be realized Preferable sealing between the low pressure side end face of fixed scroll 2.Therefore, the installation installed on the outside of compressor compared to binding post 21 Mode, when binding post 21 is mounted on the low pressure side end face of fixed scroll 2, binding post 21 and the stressing conditions of sealing element 2103 are more preferable, Pairs of posts 21 and the intensity requirement of sealing element 2103 are not very high, are conducive to the lightweight of correlated parts and cost effective.

In addition, increasing insulation protecting device in the connecting portion of motor lead-out wire 1201 and binding post 21, one is drawing 1202 outside of outlet terminal increases insulating shield 1203, the second is the binding post between insulating shield 1203 and end plate 2102 2101 outside of cylinder increases insulating sheath 2104.This at two insulation protecting device can further decrease motor lead-out wire 1201 and connect The current-carrying part of terminal 21 be exposed to containing refrigerant, lubricating oil and may be in the environment containing micro-moisture and impurity possibility Property, to improve the insulation performance of compressor.

Compared with prior art, the utility model has following advantage：

1) upper bracket is lifted on motor stator in fixed scroll, and upper bracket and motor stator can be made not to be contacted with shell, can Motor is generated with transmission mechanism when compressor operation vibration and noise is avoided directly to be spread out of by shell, it is whole so as to improve The noise and vibration performance of machine.

2) without direct assembly relation between motor and inner walls, the processing to inner walls is eliminated, using die casting aluminium The compressor of alloy shell can avoid the case material internal porosity when processing shell and stomata perforation occur, so as to improve shell And the air-tightness of complete machine.

3) part of the fixed scroll of wear-resisting high-strength degree aluminum alloy material as compressor case is used, and is arranged thereon There are the air entry or exhaust outlet of compressor, improves compressor air-tightness.Compressor air suction mouth or exhaust outlet are located at wear-resisting high-strength degree In the fixed scroll of aluminum alloy material, since its strength of materials and compactness are high, the thread for installing air-breathing or exhaust pressing plate is not easy It is destroyed.

4) shape of compressor is class cuboid, and under the premise of keeping the constancy of volume of compressor overall structure, class is long Cube shape installation space smaller more occupied than class cylindrical shape, to the utilization ratio higher of installation space.

It is particularly shown and described the illustrative embodiments of the utility model above.It should be understood that the utility model Be not limited to disclosed embodiment, on the contrary, the utility model be intended to cover it is various comprising within the scope of the appended claims Modification and equivalent replacement.

Claims (18)

1. a kind of compressor, which is characterized in that including：

Shell (3) has one first opening and an accommodating space, and first opening is positioned at the side of the accommodating space；

Compression mechanism, including：

Fixed scroll (2), including it is equipped with the low-pressure side (202) of scroll wrap (201) and the high-pressure side backwards to the scroll wrap (201) (206)；

Movable orbiting scroll (15), the movable orbiting scroll (15) are located in the accommodating space, and the movable orbiting scroll (15) is equipped with scroll wrap (1501) scroll wrap (201) of side and the fixed scroll (2) relatively, and the scroll wrap (201) of the fixed scroll (2) and institute The scroll wrap (1501) for stating movable orbiting scroll (15) forms compression chamber；

Motor mechanism is placed in the accommodating space, including rotor (20) and motor stator (12), and is driven described dynamic Whirlpool disk (15) is rotated relative to the fixed scroll (2), to compress the refrigerant in the compression chamber, wherein the motor stator (12) it is connected and fixed with the low-pressure side of the fixed scroll (2) (202)；And

Upper bracket (11), between the motor mechanism and the fixed scroll (2), and with the low-pressure side of the fixed scroll (2) (202) it is connected and fixed.

2. compressor as described in claim 1, which is characterized in that

Also there are the low-pressure side of the fixed scroll (2) multiple boss (205), each boss (205) to be provided with the first threaded hole (208)；

The motor stator (12) is provided with multiple first bolt holes corresponding with the first threaded hole (208)；

First bolt (35) pass through first bolt hole and first threaded hole (208) with by the fixed scroll (2) and The motor stator (12) is connected and fixed.

3. compressor as described in claim 1, which is characterized in that the low-pressure side (202) of fixed scroll (2) is additionally provided with multiple second Threaded hole (2015), the second bolt (29) pass through the upper bracket (11) and setting in the second threaded hole of the fixed scroll (2) (2015) so that the upper bracket (11) and the low-pressure side (202) of the fixed scroll (2) are connected and fixed.

4. compressor as described in claim 1, which is characterized in that the compressor further includes lower bracket (13), the lower branch Frame (13) is located at side of the accommodating space far from first opening.

5. compressor as claimed in claim 2, which is characterized in that the compressor further includes lower bracket (13), the lower branch Frame (13) is located at side of the motor stator far from the fixed scroll (2), and the lower bracket (13) is provided with and described first Corresponding multiple second bolt holes of threaded hole (208), first bolt (35) sequentially pass through second bolt hole, institute The first bolt hole and first threaded hole (208) are stated with by the upper bracket (11), the motor stator (12) and described Lower bracket (13) is connected and fixed.

6. compressor as claimed in claim 5, which is characterized in that further include：

Guide post (36), the guide post (36) are the cylinder of perforation, and first bolt (35) passes through the guide post (36), described to lead Column (36) is located between the inner wall of the first bolt hole of first bolt (35) and the motor stator (12), wherein institute The one end for stating guide post (36) abuts the fixed scroll (2), and the other end of the guide post (36) abuts the lower bracket (11).

7. compressor as claimed in claim 6, which is characterized in that the axial length of the guide post (36) is more than first spiral shell The axial length of bolt throughhole.

8. compressor as claimed in claim 4, which is characterized in that one as the shell (3) of the lower bracket (13) Divide, be integrally formed with the shell (3).

9. compressor as described in claim 1, which is characterized in that the fixed scroll (2) is set to the shell (3) close to institute The side of the first opening is stated, the low-pressure side (202) of the fixed scroll (2) is opposite to be formed with the first opening of the shell (3) The accommodating space.

10. compressor as claimed in claim 9, which is characterized in that the fixed scroll (2) is aluminum alloy forged part or aluminium alloy Extrusion casint part, the compressor further include：

High pressure chest (2014) is formed between the high-pressure side (206) of upper cover (1), the upper cover (1) and the fixed scroll (2)；

The low-pressure side (202) of the fixed scroll (2) is also formed with suction muffler (203), wherein

Be additionally provided on the fixed scroll (2) exhaust outlet (2012) being connected with the high pressure chest (2014) and with the suction The air entry (2010) that air cavity (203) is connected.

11. compressor as claimed in claim 9, which is characterized in that the low-pressure side of the shell (3) and the fixed scroll (2) (202) accommodating space formed is class cuboid.

12. compressor as described in claim 1, which is characterized in that the shell (3) includes a barricade (308), the barricade (308) accommodating space is divided into low pressure chamber (309) and controller chamber (302), the motor mechanism is placed in described low It presses in chamber (309).

13. compressor as claimed in claim 12, which is characterized in that the controller chamber (302) is equipped with one second opening,

The compressor further includes：

Controller chamber lid (4), controller chamber lid (4) sealing second opening；

Electric-controlled parts, the controller chamber (302) being arranged between the controller chamber lid (4) and the barricade (308) are interior.

14. compressor as claimed in claim 13, which is characterized in that the barricade is equipped with towards the controller chamber (302) The cavity (305) of opening,

The electric-controlled parts include：

First electric-controlled parts are placed in the cavity (305)；

Second electric-controlled parts are set in the segment space except the cavity (305) in the controller chamber (302).

15. compressor as claimed in claim 14, which is characterized in that first electric-controlled parts include such as one in lower component Kind is a variety of：Capacitance, inductance and relay；Second electric-controlled parts include power component, wherein the power component and institute State barricade (308) fitting.

16. compressor as described in claim 1, which is characterized in that the motor stator (12) passes through motor lead-out wire (1201) it is connected to binding post (21), the binding post (21) is located at the shell (3) close to the side of first opening Between inner wall and the outer wall of the motor stator (12).

17. compressor as claimed in claim 16, which is characterized in that the binding post (21) is arranged in the fixed scroll (2) On.

18. compressor as claimed in claim 17, which is characterized in that the binding post include end plate (2102) and pass through institute State the cylinder (2101) of end plate (2102)；The fixed scroll (2) is equipped with the through-hole passed through for the cylinder (2101), and around institute State through-hole and direction motor mechanism opening groove；The end plate (2102) is away from the surface of the motor mechanism and institute The bottom wall for stating groove is in contact.