CN207420856U - A kind of compressor - Google Patents

Abstract

The utility model provides a kind of compressor, including：Housing has one first opening and an accommodating space, and first opening is positioned at the one side of accommodating space；Compression mechanism, including：Fixed scroll, including being equipped with the low-pressure side of scroll wrap and backwards to the high-pressure side of scroll wrap；Movable orbiting scroll, in the accommodating space, the one 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；Upper bracket is connected fixation with the low-pressure side of the fixed scroll；Motor mechanism is placed in the accommodating space, including rotor and motor stator, and the movable orbiting scroll is driven to be rotated compared with fixed scroll, to compress the refrigerant in the compression chamber, wherein, the motor stator is connected fixation with the upper bracket；And lower carriage, positioned at one side of the accommodating space away from the described first opening, the lower carriage is integrally formed as a part for the housing, with the housing.

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 during compressor operation Easily directly propagated from by housing.

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

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 ridge 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 it is 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, not only can be in order to The assembling of compressor reduces additional lower carriage cost of manufacture, and is conducive to determining for the components such as the bent axle of Bearning mechanism, motor Position, the concentricity for strengthening associated components.Further, it is also possible to improve compressor reliability, noise is reduced.

The utility model provides a kind of compressor, including：Housing has one first opening and an accommodating space, described First opening is positioned at the one side of the accommodating space；Compression mechanism, including：Fixed scroll, including be equipped with scroll wrap low-pressure side 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 one 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；Upper bracket is connected fixation with the low-pressure side of the fixed scroll；Motor mechanism is placed in the accommodating space, including Rotor and motor stator, and the movable orbiting scroll is driven to be rotated compared with the fixed scroll, to compress in the compression chamber Refrigerant, wherein, the motor stator is connected fixation with the upper bracket；And lower carriage, it is separate positioned at the accommodating space The one side of first opening, the lower carriage are integrally formed as a part for the housing, with the housing.

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

1) upper bracket, motor stator are lifted on after being installed together in fixed scroll, and upper bracket, motor stator and housing are not Contact can avoid motor is generated with transmission mechanism during compressor operation vibration and noise from directly being spread out of by housing, so as to Enough improve the noise and vibration performance of complete machine.And compared with lower carriage is as individual part, lower carriage as housing one Partly, reduce amount of parts with housing integrated molding, be conducive to the lightweight of complete machine.

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

3) using a part of the fixed scroll of wear-resisting high-strength degree aluminum alloy material as compressor case, and arrange thereon There are the air entry or exhaust outlet of compressor, improve 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 ridge for installing air-breathing or exhaust pressing plate is not easy It is destroyed.

4) shape of compressor is class cuboid, and on the premise of the constancy of volume of compressor overall structure is kept, 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 view of the compressor according to 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 the upper bracket according to the utility model embodiment-motor mechanism assembling stereogram.

Figure 12 shows the assembling section of upper bracket-motor mechanism according to the utility model embodiment.

Figure 13 shows the assembling section of fixed scroll-upper bracket according to the utility model embodiment.

Figure 14 shows the stereogram of the upper bracket according to the utility model embodiment.

Figure 15 shows the assembling profile of upper bracket-motor mechanism according to another embodiment of the utility model.

Figure 16 shows the compressor sectional view according to another embodiment of the utility model.

Figure 17 is the partial view T of Figure 16.

Figure 18 shows the stereogram of the binding post according to another embodiment of the utility model.

Specific embodiment

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, these embodiments are provided so that this practicality is new The design of example embodiment fully and completely, and comprehensively will be communicated to those skilled in the art by type.It is identical in figure Reference numeral represent same or similar structure, thus repetition thereof will be omitted.

The defects of in order to improve the prior art, the utility model provide a kind of compressor, it is therefore preferable to used 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.

A kind of specific embodiment that Fig. 1 to Figure 14 describes the utility model is combined first.Fig. 1 shows new according to this practicality The stereogram of the compressor of type embodiment.Fig. 2 shows the sectional view of the compressor according to 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.The B-B that Fig. 5 is 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 upper bracket-motor mechanism assembling stereogram of the utility model embodiment.Figure 12 shows real according to the utility model Apply the assembling section of upper bracket-motor mechanism of example.Figure 13 show the fixed scroll according to the utility model embodiment-on The assembling section of stent.Figure 14 shows the stereogram of the upper bracket according to the utility model embodiment.

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

Housing 3 has one first opening and an accommodating space.Wherein, the first opening is located at the one side of accommodating space, In embodiment shown in Fig. 2, the first opening is positioned at the upside of accommodating space.Optionally, housing 3 is cast member.Housing 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 housing 3.Electric-controlled parts are set In controller chamber 302 between controller chamber lid 4 and barricade.Preferably, barricade 308 is provided with 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 such as the one or more in lower component：Capacitance, inductance and relay.Second electricity Control component is arranged in the segment space outside the cavity 305 in controller chamber 302.Second electric-controlled parts are set with barricade 308 Part fitting outside cavity 305.Second electric-controlled parts include power component.Specifically, the position that cavity 305 is set, 309 one side of low pressure chamber is not interfered with part in low pressure chamber 309, in the gear of the power component and housing 3 of 302 one side of controller chamber Wall 308 is not provided with the part fitting of cavity 305, and the refrigerant flowed into low pressure chamber 309 from suction muffler 203 flows through barricade 308, the heat that refrigerant suction power component distributes realizes the cooling to power component.In this way, the barricade by housing 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 arranged at housing 3 close to the one side of the first opening.In the embodiment depicted in figure 2, fixed scroll 2 is arranged at The upside of housing, positioned at the first opening.Fixed scroll 2 includes the low-pressure side 202 for being equipped with scroll wrap 201 and backwards to scroll wrap 201 High-pressure side 206.The low-pressure side 202 of fixed scroll 2 is open relatively to form an accommodating space with the first of housing 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, housing 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 of high-strength aluminum alloy part and compactness 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 housing 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 with 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 housing 3 of casting machining position and machine add Work area is less, and the air-tightness of housing 3 is more preferable, and then can improve the air-tightness of complete machine.

Movable orbiting scroll 15 is located in accommodating space.Movable orbiting scroll 15 is equipped with the one side of scroll wrap 1501 and the low-pressure side of fixed scroll 2 202 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 compared with 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 connect with low pressure chamber 309, and refrigerant flows into fixed scroll afterwards 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 connected with high pressure chest 2014 afterwards.Further, refrigerant Compressor is flowed into from the air entry 2010 of fixed scroll 2, and is flowed backwards to fixed scroll to 3 bottom wall of housing, refrigerant passes through housing 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 long for class in housing Square, the length of complete machine is more shorter than horizontal compressor, while keeps previous level in height, and on electric vehicle when accounts for More stably lubricating oil bath 31 can be formed with the bottom in less space that is transversely mounted, and the low pressure chamber 309 of compressor, are lubricated Effect is more preferable, can improve the reliability of compressor, 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 due to impurity enters The risk of wound.

Further, in the present embodiment, compressor further includes upper bracket 11 and lower carriage 13.Upper bracket 11 and lower carriage 13 are equipped with the through hole of perforation, so that Bearning mechanism passes through.

With reference to shown in Fig. 2, Figure 12 and Figure 13, upper bracket 11 is connected fixation with the low-pressure side 202 of fixed scroll 2.It is specific and Speech, bolt 29 through the threaded hole 2015 that is set in bolt hole and fixed scroll 2 is set on upper bracket 11 so that upper bracket 11 with The connection of low-pressure side 202 of fixed scroll 2 is fixed.Motor stator 12 is connected fixation with upper bracket 11, is hung on by upper bracket 11 The low-pressure side of fixed scroll 2.Specifically, in the present embodiment, upper bracket 11 include be connected with fixed scroll 2 fixed first side and The second side opposite with the first side.Multiple upper bracket boss 1105 are provided in the second side of upper bracket 11.Each upper bracket boss 1105 are provided with threaded hole 1106.Optionally, upper bracket 11 includes four bolt holes 1106, four bolt holes 1106 line of centres forms square shape, and the utility model is without being limited thereto.Motor stator 12 is provided with and threaded hole 1106 Corresponding multiple first bolt holes.Bolt 35 passes through the first bolt hole and threaded hole 1106 to determine upper bracket 11 with motor 12 connection of son is fixed.

In the utility model embodiment, upper bracket 11 is lifted on after being installed together with motor stator 12 in fixed scroll 2, Upper bracket 11, motor stator 12 are not contacted with housing 3, motor is generated with transmission mechanism when can avoid compressor operation vibration and Noise is directly spread out of by housing 3, so as to improve the noise and vibration performance of complete machine.Due to eliminate motor stator 12 with The interference fit of housing 3 can relax the element precision requirement to housing 3 and motor stator 12, therefore can reduce production cost. In addition, the mounting structure can also be achieved in compressor assembling process to the visual inspection of internal all parts, can reduce Maloperation probability during assembling work.Therefore, which can optimize part processing and the assembly method of compressor, favorably In reduction production cost.

Lower carriage 13 is located at one side of the accommodating space away from the first opening.As shown in Fig. 2 and Fig. 7 and Fig. 8, in this practicality In new embodiment, lower carriage 13 is located at the downside of accommodating space, a part and housing 3 of the lower carriage 13 as housing 3 It is integrally formed.In other words, lower carriage 13 is that casting, the two can together with housing 3 by mold during formation To be considered as an entirety.Lower carriage compared with lower carriage is as individual part, reduces zero with the integrally formed structure of housing Number of components can not only be fabricated in order to the additional lower carriage of the assembling of compressor, the lightweight for being conducive to complete machine, reduction This, and also help the positioning of the components such as the bent axle of Bearning mechanism, motor, strengthen the concentricity of associated components.

Further, with reference to above-mentioned each attached drawing and with continued reference to Figure 15.Figure 15 is shown according to another reality of the utility model Apply the assembling profile of upper bracket-motor mechanism of example.Specifically, it is different to embodiment illustrated in fig. 14 from above-mentioned Fig. 1 , compressor can also include guide post 36.Bolt 35 passes through guide post 36 so that guide post 36 is located at bolt 35 and motor stator 12 The first bolt hole inner wall between.36 and first bolt hole elastic conjunction of guide post.One end of guide post 36 abuts upper bracket 11, the other end can be flushed with one end for penetrating bolt 35 of the first bolt hole.It can be solved as a result, because of 12 liang of motor stator The upper and lower support shaft bearing bore that faces parallel is bad or 12 end face plane degree of motor stator is bad and further results in it is coaxial Bad problem is spent, so as to improve the assembly precision of upper and lower bearing, and then improves the efficiency of compressor.Preferably, guide post 36 Axial length can be more than the first bolt hole axial length.Specifically, the smooth abutting upper and lower bracket in 36 both ends of guide post, And allow and leave certain distance between motor stator 12 and upper bracket.

The compressor of another embodiment provided by the utility model is described with reference to Figure 16 to Figure 18.Figure 16 is shown According to the compressor sectional view of another embodiment of the utility model.Figure 17 is the partial view T of Figure 16.Figure 18 is shown according to this The stereogram of the binding post of the another embodiment of utility model.

Similar with foregoing compressor, in the present embodiment, compressor includes housing 3, compression mechanism and motor mechanism.Housing 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 housing 3 It is mouthful 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 fixation by upper bracket 11 with fixed scroll 2.

In the present embodiment, motor stator 12 is connected to binding post 21 by motor lead-out wire 1201, and passes through quiet disk and connect Line three-way hole 2106 and housing wiring through hole 3010 are connected to the electric-controlled parts in controller chamber 302.Binding post 21 is located at close to the One opening 3 inner wall of housing of one side and the outer wall of motor stator 12 between, away from oil sump 31 (namely positioned at housing 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 on institute It states in fixed scroll 2.Specifically, fixed scroll 2 is equipped with the through hole that the cylinder 2101 of binding post 21 is supplied to pass through and surround fixed scroll 2 The groove towards motor mechanism opening set for the through hole that the cylinder 2101 of binding post 21 passes through.End plate 2102 deviates from motor The surface of mechanism is in contact with the bottom wall of groove.Optionally, wiring cover board 2105 is further included, wiring cover board 2105 covers on fixed scroll The end face of groove set by 2 back sides, with the conducting wire protected binding post 21 and be connected to controller.

In the present embodiment, since motor stator 12 is connected fixation with fixed scroll 2, 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 housing 3 are not yet It is assembled, there is the assembling that sufficient operating space carries out 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 Flexible deformation occurs for edge sheath 2104, it is ensured that between insulating shield 1203 and insulating sheath 2104 and insulating sheath 2104 is with holding It is fitted closely between plate 2102.So far the assembling of motor lead-out wire 1201 and binding post 21 is completed.Afterwards again by 2 He of fixed scroll Housing 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 housing 3 are installed Just have determined that rigging position relation between motor lead-out wire 1201 and binding post 21 before forming closing chamber, and Fixed scroll 2 and housing 3, which are installed, forms rigging position relation 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 housing 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, can also make lead-out wire 1201 position obtain it is preferably solid Fixed, motor lead-out wire 1201 rocks caused by essentially eliminating 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 away from oil sump, 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 only can just be dipped into binding post 21 and motor when liquid refrigerant is almost full with compressor inner cavity The connecting portion of lead-out wire 1201.Therefore, binding post 21 is mounted on motor lead-out wire 1201 mounted on compressor inside top ratio During other positions, the connecting portion of binding post 21 and motor lead-out wire 1201 is 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, can greatly improve assembling and inspection 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 Portion's pressure, the inside and outside side pressure difference of compressor act on binding post end plate 2102 and end plate 2102 are forced to be adjacent to the groove of fixed scroll 2 Inner wall.The sealing element 2103 of binding post 21 is not required pairs of posts end plate 2102 to apply too big pressure and binding post 21 can be realized Preferable sealing between the low pressure side end face of fixed scroll 2.Therefore, compared to the installation of the installation on the outside of compressor of 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 lightweight and the cost degradation of correlated parts.

In addition, increase 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 reduce motor lead-out wire 1201 with connecing 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, so as to improve the insulation performance of compressor.

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

1) upper bracket, motor stator are lifted on after being installed together in fixed scroll, and upper bracket, motor stator and housing are not Contact can avoid motor is generated with transmission mechanism during compressor operation vibration and noise from directly being spread out of by housing, so as to Enough improve the noise and vibration performance of complete machine.And compared with lower carriage is as individual part, lower carriage as housing one Partly, reduce amount of parts with housing integrated molding, be conducive to the lightweight of complete machine.

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

3) using a part of the fixed scroll of wear-resisting high-strength degree aluminum alloy material as compressor case, and arrange thereon There are the air entry or exhaust outlet of compressor, improve 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 ridge for installing air-breathing or exhaust pressing plate is not easy It is destroyed.

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

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

Claims (15)

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

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

Compression mechanism, including：

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

Upper bracket (11) is connected fixation with the low-pressure side (202) of the fixed scroll (2)；

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 compared with the fixed scroll (2), to compress the refrigerant in the compression chamber, wherein, the motor stator (12) it is connected fixation with the upper bracket (11)；And

Lower carriage (13), positioned at one side of the accommodating space away from the described first opening, described in lower carriage (13) conduct A part for housing (3) is integrally formed with the housing (3).

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

The upper bracket (11) includes connecting fixed first side and opposite with first side second with the fixed scroll (2) Side is provided with multiple upper bracket boss (1105), each upper bracket boss (1105) in the second side of the upper bracket (11) It is provided with threaded hole (1106)；

The motor stator (12) is provided with multiple first bolt holes corresponding with the threaded hole (1106)；

Bolt (35) is through first bolt hole and the threaded hole (1106) with by the upper bracket (11) and the electricity Machine stator (12) connection is fixed.

3. compressor as claimed in claim 2, which is characterized in that further include：

Guide post (36), the guide post (36) are the cylinder of perforation, and the bolt (35) passes through the guide post (36), the guide post (36) it is located between the inner wall of the first bolt hole of the bolt (35) and the motor stator (12), wherein, the guide post (36) one end abuts the upper bracket (11).

4. compressor as claimed in claim 3, 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.

5. compressor as described in claim 1, which is characterized in that bolt (29) is through the upper bracket (11) and is arranged on institute The threaded hole (2015) of fixed scroll (2) is stated so that the upper bracket (11) is connected admittedly with the low-pressure side (202) of the fixed scroll (2) It is fixed.

6. compressor as described in claim 1, which is characterized in that the fixed scroll (2) is arranged at the housing (3) close to institute The one side of the first opening is stated, the low-pressure side (202) of the fixed scroll (2) and the first opening of the housing (3) are opposite with formation The accommodating space.

7. compressor as claimed in claim 6, 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) that is connected with the high pressure chest (2014) and with the suction The air entry (2010) that air cavity (203) is connected.

8. compressor as claimed in claim 6, which is characterized in that the low-pressure side of the housing (3) and the fixed scroll (2) (202) accommodating space formed is class cuboid.

9. compressor as described in claim 1, which is characterized in that the housing (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).

10. compressor as claimed in claim 9, 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 are arranged on the controller chamber (302) between the controller chamber lid (4) and the barricade (308) Nei.

11. compressor as claimed in claim 10, which is characterized in that the barricade is provided with 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 arranged in the segment space outside the cavity (305) in the controller chamber (302).

12. compressor as claimed in claim 11, which is characterized in that first electric-controlled parts are included 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.

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

14. compressor as claimed in claim 13, which is characterized in that the binding post (21) is arranged on the fixed scroll (2) On.

15. compressor as claimed in claim 14, which is characterized in that the binding post includes end plate (2102) and through institute State the cylinder (2101) of end plate (2102)；The fixed scroll (2) is equipped with the through hole that the cylinder (2101) is supplied to pass through and surround The through hole and towards the groove of the motor mechanism opening；The end plate (2102) is away from the surface of the motor mechanism and institute The bottom wall for stating groove is in contact.