CN106468261B - The assembly technology of pump body structure, compressor and pump body structure - Google Patents
The assembly technology of pump body structure, compressor and pump body structure Download PDFInfo
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- CN106468261B CN106468261B CN201510505452.XA CN201510505452A CN106468261B CN 106468261 B CN106468261 B CN 106468261B CN 201510505452 A CN201510505452 A CN 201510505452A CN 106468261 B CN106468261 B CN 106468261B
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- 238000005516 engineering process Methods 0.000 title claims abstract description 12
- 238000005192 partition Methods 0.000 claims abstract description 160
- 238000007789 sealing Methods 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000001550 testis Anatomy 0.000 description 1
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Abstract
The present invention provides the assembly technologies of a kind of pump body structure, compressor and pump body structure.The pump body structure includes at least two cylinders and the partition plate being arranged between two cylinders of arbitrary neighborhood；Cylinder is provided with the partial cylinders threaded hole extended from the periphery of cylinder towards cylinder axis on the surface of partition plate, and the central angle of the cross sectional shape of partial cylinders threaded hole is θ, and 0 ° of 360 ° of ＜ θ ＜；Correspondence position on the outer circumferential surface of partition plate is provided with the divider plate threaded hole extended from the outer circumferential surface partition plate center of partition plate, and the central angle of the cross sectional shape of divider plate threaded hole is 360 ° of θ；Partial cylinders threaded hole on cylinder is combined to form complete threaded hole with the divider plate threaded hole on partition plate, and the first threaded connector is mounted on positioning cylinder and partition plate in threaded hole, with positioning cylinder and partition plate, ensure that the position degree of cylinder and partition plate.
Description
Technical field
The present invention relates to compression device fields, more particularly to the pump body structure in a kind of compressor, contain the above-mentioned pump housing
The compressor of structure and the assembly technology applied to above-mentioned pump body structure.
Background technology
At present, for the pump housing of twin-tub rotation-type compressor during assembling work, the partition plate of the pump housing is closing the heart by the pump housing
When screw pretightning force be pressed between upper cylinder and lower cylinder.To make assembling easy, the screw set on the partition plate of the pump housing
Through hole 1mm usually big compared with screw diameter or so, can so cause the gap between screwing through hole and screw larger, so that the pump housing
Partition plate axle center it is larger compared with upper cylinder, the dislocation of lower cylinder axle center, so as to cause the venthole on the partition plate of the pump housing and upper cylinder,
The venthole dislocation of lower cylinder is larger, increases exhaust resistance, meanwhile, upper cylinder and lower cylinder seal between enclosing the working chamber being set as
It is bad, the leakage rate of refrigerant can be increased.
The content of the invention
Based on this, it is necessary to for the venthole on the partition plate of the pump housing of existing compressor and upper cylinder, lower cylinder it is logical
The problem of stomata dislocation is larger, increase exhaust resistance, provides the venthole of a kind of venthole that can reduce partition plate and cylinder
Magnitude of misalignment, the pump body structure for reducing gas circulating resistance, reducing refrigerant leakage rate, the compressor containing above-mentioned pump body structure,
And the assembly technology applied to above-mentioned pump body structure.
Above-mentioned purpose is achieved through the following technical solutions：
A kind of pump body structure including at least two cylinders and is arranged between two cylinders of arbitrary neighborhood
Partition plate；
The cylinder is provided on the surface of the partition plate to be prolonged from the periphery of the cylinder towards the cylinder axis
The partial cylinders threaded hole stretched, and the central angle of the cross sectional shape of the partial cylinders threaded hole is θ, and 0 ° of 360 ° of ＜ θ ＜；
Correspondence position on the outer circumferential surface of the partition plate is provided with partition plate center extension described in outer circumferential surface from the partition plate
Divider plate threaded hole, and the central angle of the cross sectional shape of the divider plate threaded hole be 360 ° of-θ；
Partial cylinders threaded hole on the cylinder is combined to form completely with the divider plate threaded hole on the partition plate
Threaded hole, the first threaded connector are mounted in the threaded hole and position the cylinder and the partition plate.
In one of the embodiments, the quantity of the cylinder is two, respectively the first cylinder and the second cylinder, and
Partition plate in existing between first cylinder and second cylinder；
First portion's threaded hole, the first portion are provided on the surface of the middle partition plate in first cylinder
Threaded hole extends from the periphery of first cylinder towards the center of first cylinder；
Correspondence position on the outer circumferential surface of the middle partition plate is provided with second portion threaded hole, the second portion screw thread
Hole extends from the periphery of the middle partition plate towards the center of the middle partition plate；
First portion's threaded hole on first cylinder is combined to form with the second portion threaded hole on the middle partition plate
Complete first threaded hole.
In one of the embodiments, first portion's locating slot is additionally provided on the outer circumferential surface of first cylinder, and
First portion's locating slot is located in first portion's threaded hole；
Correspondence position on the outer circumferential surface of the middle partition plate is provided with second portion locating slot, the second portion positioning
Slot is located in the second portion threaded hole；
First portion's locating slot on first cylinder and shape after the second portion locating slot pairing on the middle partition plate
Into complete first locating slot.
In one of the embodiments, the central angle θ of the cross sectional shape of first portion's threaded hole is 60 °~300 °,
The central angle θ of the cross sectional shape of the second portion threaded hole is 60 °~300 °；
And the circle of the central angle of the cross sectional shape of first portion's locating slot and the cross sectional shape of first portion's threaded hole
Heart angle is equal；
The central angle of the cross sectional shape of the second portion locating slot and the cross sectional shape of the second portion threaded hole
Central angle is equal.
In one of the embodiments, the central angle of the cross sectional shape of first portion's threaded hole is 180 °；Described
The central angle of the cross sectional shape in two partial threads holes is 180 °.
In one of the embodiments, in second cylinder Part III is provided on the surface of the middle partition plate
Threaded hole, the Part III threaded hole extend from the periphery of second cylinder towards the center of second cylinder；
Correspondence position on the outer circumferential surface of the middle partition plate is provided with Part IV threaded hole, the Part IV screw thread
Hole extends from the periphery of the middle partition plate towards the center of the middle partition plate；
Part III threaded hole on second cylinder is combined to form with the Part IV threaded hole on the middle partition plate
Complete second threaded hole.
In one of the embodiments, Part III locating slot is additionally provided on the outer circumferential surface of second cylinder, and
The Part III locating slot is located in the Part III threaded hole；
Correspondence position on the outer circumferential surface of the middle partition plate is provided with Part IV locating slot, the Part IV positioning
Slot is located in the four partial threads hole；
Part III locating slot on second cylinder and shape after the Part IV locating slot pairing on the middle partition plate
Into complete second locating slot.
In one of the embodiments, the central angle θ of the cross sectional shape of the Part III threaded hole is 60 °~300 °,
The central angle θ of the cross sectional shape of the Part IV threaded hole is 60 °~300 °；
And the cross sectional shape of the central angle of the cross sectional shape of the Part III locating slot and the Part III threaded hole
Central angle it is equal；
The central angle of the cross sectional shape of the Part IV locating slot and the cross sectional shape of the Part IV threaded hole
Central angle is equal.
In one of the embodiments, the central angle of the cross sectional shape of the Part III threaded hole is 180 °, described the
The central angle of the cross sectional shape in four partial threads holes is 180 °.
A kind of compressor is further related to, the pump body structure including housing and as described in any of the above-described technical characteristic, the pump housing
Structure is installed in the housing.
A kind of assembly technology of pump body structure is further related to, applied to the pump body structure described in any of the above-described technical characteristic, bag
Include following steps：
The first flange of pump body structure is connected fixation with the first cylinder by the second threaded connector, by the pump body structure
The first roller be mounted in first cylinder, then the first muffler cover is located in the first flange and forms component a；
The second flange of the pump body structure is installed to institute after being connected fixation by the 3rd threaded connector with the second cylinder
It states on the bent axle of pump body structure, the second roller of pump body structure is mounted in second cylinder, then by the second muffler cover
It is located in the second flange and forms component b；
The slide plate of the pump body structure is respectively installed in first cylinder and second cylinder；
The middle partition plate of the pump body structure is installed on the component b by the first threaded connector and forms component c；
The component a and the component c are connected and fixed by the 4th threaded connector, complete the dress of the pump body structure
Match somebody with somebody.
The beneficial effects of the invention are as follows：
The pump body structure of the present invention, the assembly technology of compressor and pump body structure, structure design advantages of simple, in cylinder
Partial cylinders threaded hole is provided on surface, the correspondence position setting unit partition plate threaded hole on partition plate, by the portion on cylinder
With forming complete thread hole after the divider plate threaded hole pairing on partition plate, the first threaded connector is mounted on sub-cylinder threaded hole
Positioning cylinder and partition plate in threaded hole, ensure that the position degree of cylinder and partition plate, and the partition plate reduced on the partition plate of pump body structure leads to
The magnitude of misalignment of cylinder venthole on stomata and at least two cylinders reduces airflow resistance, reduces compressor power consumption, prevents
Poor sealing between the work of at least two cylinders is strong adds the attachment force between partition plate and cylinder, improves compressor operating
Reliability.
Description of the drawings
Fig. 1 is the sectional view of the pump body structure of one embodiment of the invention；
Fig. 2 is the front view of the first cylinder in pump body structure shown in FIG. 1；
Fig. 3 is sectional view of the first cylinder shown in Fig. 2 at A-A；
Fig. 4 is the front view of middle partition plate in pump body structure shown in FIG. 1；
Fig. 5 is sectional view of the middle partition plate shown in Fig. 4 at B-B；
Fig. 6 is the sectional view of the pump body structure of another embodiment of the present invention；
Wherein：
The first cylinders of 110-；111- first portions threaded hole；112- first portions locating slot；113- cylinder tapped through holes；
114- cylinder ventholes；
The second cylinders of 120-；
Partition plate in 130-；131- second portion threaded holes；132- second portion locating slots；133- partition plate tapped through holes；
134- partition plate ventholes；
The first threaded connectors of 140-；
150- first flanges；
160- second flanges；
The 3rd threaded connectors of 170-；
The 4th threaded connectors of 180-；
The second threaded connectors of 190-；
210- bent axles；
The first mufflers of 220-；
The second mufflers of 230-；
The first rollers of 240-；
The second rollers of 250-.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, and combine attached
The assembly technology of the pump body structure of the present invention, compressor and pump body structure is further elaborated in figure.It should be appreciated that
Specific embodiment described herein only to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1 to Fig. 6, the pump body structure of one embodiment of the invention includes at least two cylinders and is arranged on arbitrary
Partition plate between two adjacent cylinders, partition plate are arranged between two cylinders of arbitrary neighborhood so that two of arbitrary neighborhood
The working chamber of cylinder does not connect, and ensures the leakproofness of cylinder working chamber.Pump body structure further includes first flange 150 and second flange
160, at least two cylinder sequences are placed, and first flange 150 and second flange 160 are separately mounted to order is placed at least two
The both ends of cylinder, to ensure the leakproofness of the working chamber of the cylinder of the end of pump body structure.Cylinder venthole is provided on cylinder
114, partition plate venthole 134 is provided on partition plate, when mounted, it is necessary to ensure partition plate venthole 134 and 114 phase of cylinder venthole
It is corresponding, prevent partition plate from misplacing with cylinder, the working chamber for preventing cylinder is poorly sealed, to ensure that gas circulates.
Cylinder is provided with the partial cylinders screw thread extended from the periphery of cylinder towards cylinder axis on the surface of partition plate
Hole, the incomplete threaded hole in partial cylinders threaded hole position, and the central angle of the cross sectional shape of partial cylinders threaded hole are θ, and 0 °
360 ° of ＜ θ ＜；Correspondence position on the outer circumferential surface of partition plate is provided with the divider plate extended from the outer circumferential surface partition plate center of partition plate
Threaded hole, the incomplete threaded hole in divider plate threaded hole position, and the central angle of the cross sectional shape of divider plate threaded hole is
360°-θ.It can be with setting unit cylinder threaded hole on a cylinder wherein, to ensure between cylinder and partition plate adjacent thereto
Position degree.Can also on all cylinders all setting unit cylinder threaded holes, to ensure cylinder and partition plate adjacent thereto
Between position degree.
Partial cylinders threaded hole on cylinder and the divider plate threaded hole on partition plate are combined to form complete thread hole, and first
Threaded connector 140 is mounted on positioning cylinder and partition plate in threaded hole.A part for threaded hole is located on cylinder, threaded hole it is another
A part is located at on the corresponding partition plate of cylinder, cylinder and partition plate are assembled so that the partial cylinders screw thread on cylinder
Hole is involutory with the divider plate threaded hole on partition plate, and complete threaded hole is formed after pairing, then by the first threaded connector
140 are mounted in complete threaded hole so that 140 positioning cylinder of the first threaded connector and partition plate, guarantee cylinder and partition plate
Position degree reduces the magnitude of misalignment of the venthole of the cylinder of venthole and partition plate both sides on partition plate, prevent cylinder working chamber it
Between poor sealing.
At present, for the pump housing of twin-tub rotation-type compressor during assembling work, the partition plate of the pump housing is closing the heart by the pump housing
When screw pretightning force be pressed between upper cylinder and lower cylinder.To make assembling easy, the screw set on the partition plate of the pump housing
Through hole 1mm usually big compared with screw diameter or so, can so cause the gap between screwing through hole and screw larger, so that the pump housing
Partition plate axle center it is larger compared with upper cylinder, the dislocation of lower cylinder axle center, so as to cause the venthole on the partition plate of the pump housing and upper cylinder,
The venthole dislocation of lower cylinder is larger, increases exhaust resistance, meanwhile, upper cylinder and lower cylinder seal between enclosing the working chamber being set as
It is bad, the leakage rate of refrigerant can be increased.
The pump body structure of the present invention is provided with partial cylinders threaded hole on the surface of cylinder, the correspondence position on partition plate
Setting unit partition plate threaded hole, by the partial cylinders threaded hole on cylinder with being formed after the divider plate threaded hole pairing on partition plate
Complete threaded hole, the first threaded connector 140 are mounted on positioning cylinder and partition plate in threaded hole, ensure that cylinder and partition plate
Position degree reduces the mistake of the cylinder venthole 114 on 134 and at least two cylinder of partition plate venthole on the partition plate of pump body structure
Position amount, reduces airflow resistance, reduces compressor power consumption, and poor sealing between preventing the work of at least two cylinders strong increases
Add the attachment force between partition plate and cylinder, improve the reliability of compressor operating.
Referring to Fig. 1 to Fig. 5, as a kind of embodiment, in one embodiment of this invention, the quantity of cylinder is two
It is a, it is respectively the first cylinder 110 and the second cylinder 120, and partition plate in existing between the first cylinder 110 and the second cylinder 120
130.Partial cylinders threaded hole is provided on the surface of middle partition plate 130 in the first cylinder 110, and partial cylinders threaded hole is
First portion's threaded hole 111, first portion's threaded hole 111 prolong from the periphery of the first cylinder 110 towards the center of the first cylinder 110
It stretches；Correspondence position on the outer circumferential surface of middle partition plate 130 is provided with divider plate threaded hole, and divider plate threaded hole is second
Partial threads hole 131, second portion threaded hole 131 therefrom partition plate 130 periphery towards interval plate 130 center extend；First
First portion's threaded hole 111 on cylinder 110 and the second portion threaded hole 131 on middle partition plate 130 are combined to form complete the
One threaded hole.In this way, the first threaded connector 140 can be in contact with the first cylinder 110 and middle partition plate 130 respectively, positioning the
One cylinder 110 and middle partition plate 130.
First flange 150 is mounted on the first cylinder 110, and second flange 160 is mounted on the second cylinder 120, by the
One flange 150 ensures the leakproofness of the end of the first cylinder 110 and the second cylinder 120 with second flange 160.First is threadedly coupled
Part 140 is mounted in the first threaded hole, and a part for the first threaded connector 140 is located at the first portion on the first cylinder 110
In threaded hole 111, another part of the first connector is located in the second portion threaded hole 131 on middle partition plate 130.Pass through first
The first cylinder of pretightning force positioning 110 and the middle partition plate 130 of threaded connector 140, ensure that the first cylinder 110 and middle partition plate 130
Position degree, reduce the cylinder venthole on 134 and first cylinder 110 of partition plate venthole on the middle partition plate 130 of pump body structure
114 magnitude of misalignment prevents poor sealing between the working chamber of the first cylinder 110 and the second cylinder 120.
Further, first portion's locating slot 112, and first portion are additionally provided on the outer circumferential surface of the first cylinder 110
Locating slot 112 is located in first portion's threaded hole 111；Correspondence position on the outer circumferential surface of middle partition plate 130 is provided with second
Divide locating slot 132, second portion locating slot 132 is located in two partial threads holes, and first portion's locating slot 112 is determined with second portion
The first locating slot is formed after 132 pairing of slot of position.The threaded portion of first threaded connector 140 is mounted in the first threaded hole, and first
The head of threaded connector 140 is mounted in the first locating slot, and the first threaded connector 140 is fixed by the first threaded hole and first
Position slot co-locates the first cylinder 110 and middle partition plate 130, meanwhile, the head of the first threaded connector 140 is located at the first locating slot
In rather than positioned at the end of the first cylinder 110 and middle partition plate 130, can ensure pump body structure stress balance, will not occur partially
Fall phenomenon.
Further, the central angle θ of the cross sectional shape of first portion's threaded hole 111 is 60 °~300 °, second portion spiral shell
The central angle θ of the cross sectional shape of pit 131 is 60 °~300 °, i.e., first portion's threaded hole 111 is 1/6~5/6 the first screw thread
Hole, second portion threaded hole 131 are 1/6~5/6 the first threaded hole, can so ensure that the first threaded connector 140 can
It is fully in contact with the first cylinder 110 and middle partition plate 130, increases the first cylinder 110,130 and first threaded connector of middle partition plate
Attachment force between 140.And section of the central angle of the cross sectional shape of first portion's locating slot 112 and first portion's threaded hole 111
The central angle of face shape is equal；The central angle of the cross sectional shape of second portion locating slot 132 is cut with second portion threaded hole 131
The central angle of face shape is equal, in order to the processing of first portion's locating slot 112 and second portion locating slot 132.
Specifically, the central angle of the cross sectional shape of first portion's threaded hole 111 is 180 °；Second portion threaded hole 131
The central angle of cross sectional shape is 180 °, i.e., first portion's threaded hole 111 is half-thread hole, and second portion threaded hole 131 is also half
Threaded hole, first portion's threaded hole 111 after 131 pairing of second portion threaded hole with forming complete first threaded hole, to ensure
Attachment force between first cylinder 110 and middle partition plate 130 is consistent.Correspondingly, the cross sectional shape of first portion's locating slot 112
Central angle is 180 °；The central angle of the cross sectional shape of second portion locating slot 132 is 180 °, i.e. first portion's locating slot 112 is
Half locating slot, second portion locating slot 132 are also half locating slot, and first portion's locating slot 112 and second portion locating slot 132 are right
Complete first locating slot is formed after conjunction.
It, in another embodiment of the invention, can also be in the second cylinder 120 as a kind of embodiment referring to Fig. 6
It is adjacent with its that Part III threaded hole, Part III screw thread are provided on the surface of middle partition plate 130 in the second cylinder 120
Hole extends from the periphery of the second cylinder 120 towards the center of the second cylinder 120；Correspondence position on the outer circumferential surface of middle partition plate 130
It installs and is equipped with Part IV threaded hole, the center of Part IV threaded hole therefrom periphery towards the interval plate 130 of partition plate 130 is prolonged
It stretches；Part III threaded hole on second cylinder 120 and the Part IV threaded hole on middle partition plate 130 are combined to form complete the
Two threaded holes, the first threaded connector 140 are mounted in the second threaded hole.In this way, the first threaded connector 140 can respectively with
Second cylinder 120 and middle partition plate 130 are in contact, the second cylinder of positioning 120 and middle partition plate 130.
Further, Part III locating slot is additionally provided on the outer circumferential surface of the second cylinder 120, and Part III positions
Slot is located in Part III threaded hole；Correspondence position on the outer circumferential surface of middle partition plate 130 is provided with Part IV locating slot, the
Four part locating slots are located in four partial threads holes, and Part III locating slot is fixed with forming second after Part IV locating slot pairing
Position slot.The threaded portion of first threaded connector 140 is mounted in the second threaded hole, the head installation of the first threaded connector 140
In the second locating slot, the first threaded connector 140 co-locates the second cylinder 120 by the second threaded hole and the second locating slot
With middle partition plate 130, meanwhile, the head of the first threaded connector 140 is located in the second locating slot rather than positioned at the second cylinder
120 with the end of middle partition plate 130, can ensure pump body structure stress balance, swelling and hanging down of either of the testes phenomenon will not occur.
Further, the central angle θ of the cross sectional shape of Part III threaded hole is 60 °~300 °, Part IV screw thread
The central angle θ of the cross sectional shape in hole be 60 °~300 °, i.e., case partial threads hole for 1/6~5/6 the second threaded hole, the 4th
Partial threads hole is 1/6~5/6 the second threaded hole, can so ensure that the first threaded connector 140 can be fully with second
Cylinder 120 and middle partition plate 130 are in contact, and increase the company between the second cylinder 120,130 and first threaded connector 140 of middle partition plate
Relay.The central angle of the cross sectional shape of Part III locating slot is equal with the central angle of the cross sectional shape of Part III threaded hole,
The central angle of the cross sectional shape of Part IV locating slot is equal with the central angle of the cross sectional shape of Part IV threaded hole, in order to
The processing of Part III locating slot and Part IV locating slot.
Specifically, the central angle of the cross sectional shape of Part III threaded hole is 180 °, the section shape of Part IV threaded hole
The central angle of shape is 180 °.I.e. Part III threaded hole is half-thread hole, and Part IV threaded hole is also half-thread hole, the 3rd
Divide threaded hole with forming complete second threaded hole after Part IV threaded hole pairing, to ensure the second cylinder 120 and middle partition plate
Attachment force between 130 is consistent.Correspondingly, the central angle of the cross sectional shape of Part III locating slot is 180 °；Part IV
The central angle of the cross sectional shape of locating slot is 180 °, i.e. Part III locating slot is half locating slot, and Part IV locating slot is also
Half locating slot, Part III locating slot after Part IV locating slot pairing with forming complete first locating slot.
It is of course also possible to first threaded hole is set on the surface of the first cylinder 110 and middle partition plate 130, and in the second gas
Second threaded hole on the surface of cylinder 120 and middle partition plate 130 is set, the first cylinder is positioned by the first threaded connector 140 respectively
110 with middle partition plate 130, the second cylinder 120 and middle partition plate 130, ensure that the first cylinder 110,130 and second cylinder of middle partition plate
Position degree between 120, be further reduced 134 and first cylinder 110 of partition plate venthole on the middle partition plate 130 of pump body structure,
Cylinder venthole 114 on second cylinder 120 misplaces, between the working chamber for preventing the first cylinder 110 and the second cylinder 120
Poor sealing adds the attachment force between the first cylinder 110, the second cylinder 120 and middle partition plate 130.
Referring to Fig. 1 to Fig. 5, in one embodiment of the invention, pump body structure further includes the first muffler 220 and the second noise reduction
Device 230, the first muffler 220 are located in first flange 150, and the first muffler 220 is fixed by the second threaded connector 190
On the first cylinder 110, the second muffler 230 is located in second flange 160, and second flange 160 is threadedly coupled by the 4th
Part 180 is fixed on the second cylinder 120, and the noise of pump body structure is reduced by the first muffler 220 and the second muffler 230.
First flange 150 in second flange 160 with being both provided with flange tapped through hole, and the first cylinder 110 on the second cylinder 120 with being all provided with
Cylinder tapped through hole 113 is equipped with, partition plate tapped through hole 133 is provided on middle partition plate 130.Second threaded connector 190 is worn successively
The flange tapped through hole crossed in the first muffler 220 and first flange 150 is fixed on the cylinder tapped through hole of the first cylinder 110
In 113.Second flange 160 is fixed on by the 3rd threaded connector 170 in the cylinder tapped through hole 113 of second cylinder 120, the
Four threaded connectors 180 sequentially pass through the flange tapped through hole of second flange 160, the cylinder tapped through hole of the second cylinder 120
113rd, the partition plate tapped through hole 133 of middle partition plate 130 and it is fixed in the cylinder tapped through hole 113 of the first cylinder 110.
Pump body structure further includes the first roller 240, the second roller 250 and slide plate, and the first roller 240 is mounted on the first cylinder
In 110, the second roller 250 is mounted in the second cylinder 120, and slide plate is separately mounted to the first cylinder 110 and the second cylinder 120
In.In the present invention, the first threaded connector 140, the second threaded connector 190, the 3rd threaded connector 170 and the 4th screw thread
Connector 180 is screw or stud.
The invention further relates to a kind of compressor, including the pump body structure in housing and above-described embodiment, pump body structure installation
Into housing.Positioning cylinder and partition plate in threaded hole are mounted on by the first threaded connector 140, ensure that cylinder and partition plate
Position degree reduces the mistake of the cylinder venthole 114 on 134 and at least two cylinder of partition plate venthole on the partition plate of pump body structure
Position amount, reduces airflow resistance, reduces compressor power consumption, and poor sealing between preventing the work of at least two cylinders strong subtracts
The leakage rate of few refrigerant improves the refrigerating capacity of compressor, adds the attachment force between partition plate and cylinder, improves compressor work
The reliability of work.
The invention further relates to a kind of assembly technology of pump body structure, applied to the pump body structure in above-described embodiment.With
One threaded hole is arranged on the first cylinder 110 and middle partition plate 130, and the first threaded connector 140 is installed to exemplified by the first threaded hole
It illustrates, the assembly technology of pump body structure includes the following steps：
The first flange 150 of pump body structure is connected fixation with the first cylinder 110 by the second threaded connector 190, will pump
First roller 240 of body structure is mounted in the first cylinder 110, then the first muffler 220 is located at shape in first flange 150
Into component a；
The second flange 160 of pump body structure is installed after being connected fixation by the 3rd threaded connector 170 with the second cylinder 120
Onto the bent axle 210 of pump body structure, the second roller 250 of pump body structure is mounted in the second cylinder 120, then by the second noise reduction
Device 230, which is located in second flange 160, forms component b；
The slide plate of pump body structure is respectively installed in the first cylinder 110 and the second cylinder 120；
The middle partition plate 130 of pump body structure is installed on component b by the first threaded connector 140 and forms component c；
Component a and component c are connected and fixed by the 4th threaded connector 180, complete the assembling of pump body structure.
The threaded portion of first threaded connector 140 first passes through the first muffler 220, the flange in first flange 150
Tapped through hole is engaged with the cylinder tapped through hole 113 on the first cylinder 110, and first flange 150 and the first cylinder 110 are fastened
And feel relieved, the first roller 240 is mounted in the first cylinder 110 and forms component a.The threaded portion of 3rd threaded connector 170
The flange tapped through hole first passed through in second flange 160 is engaged with the cylinder tapped through hole 113 on the second cylinder 120, will
Second flange 160 is fastened and felt relieved with the second cylinder 120, and the second roller 250 is mounted in the second cylinder 120, with 210 shape of bent axle
Into component b.Slide plate is separately mounted in the first cylinder 110 and the second cylinder 120.Connected again by the first threaded connector 140
It connects the first cylinder 110 and middle partition plate 130 forms component c, this ensure that the position degree of the first cylinder 110 and middle partition plate 130.Most
Afterwards again by 180 connection component a of the 4th threaded connector and component c, i.e. pump body structure closes the heart, completes the assembling of pump body structure.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (11)
1. a kind of pump body structure, which is characterized in that including at least two cylinders and be arranged on two gas of arbitrary neighborhood
Partition plate between cylinder；
The cylinder is provided with what is extended from the periphery of the cylinder towards the cylinder axis on the surface of the partition plate
Partial cylinders threaded hole, and the central angle of the cross sectional shape of the partial cylinders threaded hole is θ, and 0 ° of 360 ° of ＜ θ ＜；
Correspondence position on the outer circumferential surface of the partition plate is provided with the portion of partition plate center extension described in outer circumferential surface from the partition plate
Demarcation strip threaded hole, and the central angle of the cross sectional shape of the divider plate threaded hole is 360 ° of-θ；
Partial cylinders threaded hole on the cylinder is combined to form complete screw thread with the divider plate threaded hole on the partition plate
Hole, the first threaded connector (140) are mounted in the threaded hole and position the cylinder and the partition plate.
2. pump body structure according to claim 1, which is characterized in that the quantity of the cylinder is two, is respectively first
Cylinder (110) and the second cylinder (120), and the partition plate first cylinder (110) and second cylinder (120) it
Between, and the partition plate is middle partition plate (130)；
First portion's threaded hole (111) is provided on surface of first cylinder (110) close to the middle partition plate (130),
First portion's threaded hole extends from the periphery of first cylinder (110) towards the center of first cylinder (110)；
Correspondence position on the outer circumferential surface of the middle partition plate (130) is provided with second portion threaded hole (131), described second
Threaded hole (131) is divided to extend from the periphery of the middle partition plate (130) towards the center of the middle partition plate (130)；
First portion's threaded hole (111) on first cylinder (110) and the second portion screw thread on the middle partition plate (130)
Hole (130) is combined to form complete first threaded hole.
3. pump body structure according to claim 2, which is characterized in that on the outer circumferential surface of first cylinder (110) also
First portion's locating slot (112) is provided with, and first portion's locating slot (112) is located at first portion's threaded hole
(111) in；
Correspondence position on the outer circumferential surface of the middle partition plate (130) is provided with second portion locating slot (132), described second
Locating slot (132) is divided to be located in the second portion threaded hole (131)；
First portion's locating slot (112) on first cylinder (110) is positioned with the second portion on the middle partition plate (130)
Complete first locating slot is formed after slot (132) pairing.
4. pump body structure according to claim 3, which is characterized in that the section shape of first portion's threaded hole (111)
The central angle θ of shape is 60 °~300 °, and the central angle θ of the cross sectional shape of the second portion threaded hole (131) is 60 °~300 °；
And the section shape of the central angle of the cross sectional shape of first portion's locating slot (112) and first portion's threaded hole (111)
The central angle of shape is equal；
The central angle of the cross sectional shape of the second portion locating slot (132) and the section of the second portion threaded hole (131)
The central angle of shape is equal.
5. pump body structure according to claim 4, which is characterized in that the section shape of first portion's threaded hole (111)
The central angle of shape is 180 °；The central angle of the cross sectional shape of the second portion threaded hole (131) is 180 °.
6. according to claim 2 to 5 any one of them pump body structure, which is characterized in that close in second cylinder (120)
It is provided with Part III threaded hole on the surface of the middle partition plate (130), the Part III threaded hole is from second cylinder
(120) periphery extends towards the center of second cylinder (120)；
Correspondence position on the outer circumferential surface of the middle partition plate (130) is provided with Part IV threaded hole, the Part IV spiral shell
Pit extends from the periphery of the middle partition plate (130) towards the center of the middle partition plate (130)；
Part III threaded hole on second cylinder (120) and the Part IV threaded hole pair on the middle partition plate (130)
Conjunction forms complete second threaded hole.
7. pump body structure according to claim 6, which is characterized in that on the outer circumferential surface of second cylinder (120) also
Part III locating slot is provided with, and the Part III locating slot is located in the Part III threaded hole；
Correspondence position on the outer circumferential surface of the middle partition plate (130) is provided with Part IV locating slot, and the Part IV is determined
Position slot is located in the four partial threads hole；
Part III locating slot on second cylinder (120) and the Part IV locating slot pair on the middle partition plate (130)
Complete second locating slot is formed after conjunction.
8. pump body structure according to claim 7, which is characterized in that the circle of the cross sectional shape of the Part III threaded hole
Heart angle θ is 60 °~300 °, and the central angle θ of the cross sectional shape of the Part IV threaded hole is 60 °~300 °；
And the circle of the central angle of the cross sectional shape of the Part III locating slot and the cross sectional shape of the Part III threaded hole
Heart angle is equal；
The center of circle of the central angle of the cross sectional shape of the Part IV locating slot and the cross sectional shape of the Part IV threaded hole
Angle is equal.
9. pump body structure according to claim 8, which is characterized in that the circle of the cross sectional shape of the Part III threaded hole
Heart angle is 180 °, and the central angle of the cross sectional shape of the Part IV threaded hole is 180 °.
10. a kind of compressor, which is characterized in that including housing and pump body structure as described in any one of claim 1 to 9, institute
Pump body structure is stated to be installed in the housing.
11. a kind of assembly technology of pump body structure, applied to claim 6 to 9 any one of them pump body structure, feature exists
In including the following steps：
The first flange (150) of pump body structure is connected fixation with the first cylinder (110) by the second threaded connector (190), will
The first roller (240) of the pump body structure is mounted in first cylinder (110), then the first muffler (220) is provide with
Component a is formed in the first flange (150)；
The second flange (160) of the pump body structure is connected fixation with the second cylinder (120) by the 3rd threaded connector (170)
It is installed to afterwards on the bent axle (210) of the pump body structure, the second roller (250) of pump body structure is mounted on second cylinder
(120) in, then the second muffler (230) is located in the second flange (160) and forms component b；
The slide plate of the pump body structure is respectively installed in first cylinder (110) and second cylinder (120)；
The middle partition plate (130) of the pump body structure is installed on the component b by the first threaded connector (140) and forms group
Part c；
The component a and the component c are connected and fixed by the 4th threaded connector (180), complete the pump body structure
Assembling.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510505452.XA CN106468261B (en) | 2015-08-17 | 2015-08-17 | The assembly technology of pump body structure, compressor and pump body structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510505452.XA CN106468261B (en) | 2015-08-17 | 2015-08-17 | The assembly technology of pump body structure, compressor and pump body structure |
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| CN106468261B true CN106468261B (en) | 2018-06-05 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108317083B (en) * | 2017-12-20 | 2019-07-09 | 珠海格力电器股份有限公司 | Pump body assembly and assembly method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387297A (en) * | 2007-08-28 | 2009-03-18 | 东芝开利株式会社 | Rotary compressor, method for producing thereof and freezing cycle device |
| CN102032191A (en) * | 2009-09-17 | 2011-04-27 | 三菱电机株式会社 | Positioning fixing method, manufacture method for rotary compressor, and rotary compressor |
| CN202833167U (en) * | 2012-08-10 | 2013-03-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN204877958U (en) * | 2015-08-17 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure and compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59136595A (en) * | 1983-01-26 | 1984-08-06 | Mitsubishi Electric Corp | Multi-cylinder rotary compressor |
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2015
- 2015-08-17 CN CN201510505452.XA patent/CN106468261B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387297A (en) * | 2007-08-28 | 2009-03-18 | 东芝开利株式会社 | Rotary compressor, method for producing thereof and freezing cycle device |
| CN102032191A (en) * | 2009-09-17 | 2011-04-27 | 三菱电机株式会社 | Positioning fixing method, manufacture method for rotary compressor, and rotary compressor |
| CN202833167U (en) * | 2012-08-10 | 2013-03-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN204877958U (en) * | 2015-08-17 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure and compressor |
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Effective date of registration: 20181121 Address after: 519070 golden hill road, Qianshan, Zhuhai, Guangdong Co-patentee after: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI Patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Address before: 519070 9 Building (Science and technology building) 789 Jinji Road, Qianshan, Zhuhai, Guangdong Patentee before: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI |