CN207879610U - Pump body structure and compressor - Google Patents
Pump body structure and compressor Download PDFInfo
- Publication number
- CN207879610U CN207879610U CN201820035023.XU CN201820035023U CN207879610U CN 207879610 U CN207879610 U CN 207879610U CN 201820035023 U CN201820035023 U CN 201820035023U CN 207879610 U CN207879610 U CN 207879610U
- Authority
- CN
- China
- Prior art keywords
- wear plate
- oil
- main shaft
- pump body
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000005192 partition Methods 0.000 claims abstract description 54
- 239000003921 oil Substances 0.000 claims description 92
- 239000000945 filler Substances 0.000 claims description 29
- 239000010687 lubricating oil Substances 0.000 claims description 27
- 239000000446 fuel Substances 0.000 claims 2
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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- Rotary Pumps (AREA)
Abstract
The utility model provides a pump body structure and a compressor, wherein the pump body structure comprises a main shaft, a first cylinder body and a partition plate; the partition plate is provided with a first end face, the first cylinder body is fixedly connected to the first end face, the main shaft is provided with a first roller, the main shaft penetrates through the first cylinder body and the partition plate, and the first roller is located in the first cylinder body; the first end face is provided with a first wear-resistant piece which can rotate on the first end face, and the first roller can abut against the first wear-resistant piece and can rotate relative to the first wear-resistant piece. The utility model has the advantages of can reduce the wearing and tearing between roller and the baffle, the reinforcing reliability reduces pump body mechanical loss simultaneously, reduces power.
Description
Technical field
The utility model is related to Compressor Technology field, more particularly to a kind of pump body structure and compressor.
Background technology
Compressor is the core component in refrigeration equipment.Currently, when conventional multicylinder compressor operation, roller and the pump housing every
Pressure is directly formed between plate, and forms sliding friction pair, after failtests, more finds the end face mill of the two
Damage, since pump partition plate hardness is relatively low, the abrasion of pump partition plate is the most serious, and then influences the service life of compressor.
Utility model content
The main purpose of the utility model is to provide a kind of pump body structure and compressor, can reduce roller and partition board it
Between abrasion, and then improve the service life of compressor.
The utility model provides a kind of pump body structure, including main shaft, the first cylinder body and partition board；
The partition board has first end face, and first cylinder body is fixedly connected in the first end face, on the main shaft
It is provided with the first roller, the main shaft is threaded through in first cylinder body and the partition board, and first roller is located at institute
It states in the first cylinder body；
The first wear plate that can be rotated in the first end face, first rolling are provided in the first end face
Son can be connected on first wear plate, and can be with the first wear plate relative rotation.
More preferably, the shape of first wear plate is circular ring shape, and the main shaft is threaded through first wear plate
In.
More preferably, the first locating slot to match with the described first wear-resisting plate shape is provided in the first end face,
First wear plate is arranged in first locating slot.
More preferably, the through-hole that the partition board is passed through with the permission main shaft, the inner wall of the through-hole and the main shaft
The accommodating chamber for allowing lubricating oil to enter is formed between outer wall；
First locating slot has the first bottom surface that can be bonded with first wear plate, on first bottom surface
It is provided with the first oil groove that can be connected to the accommodating chamber, the lubricating oil in the accommodating chamber is enable to enter first oil
In slot, to be lubricated between first wear plate and first bottom surface.
More preferably, the quantity of first oil groove is two or more, and more than two first oil grooves are with the through-hole
Rounded array centered on axis.
More preferably, the through-hole that the partition board is passed through with the permission main shaft, the inner wall of the through-hole and the main shaft
The accommodating chamber for allowing lubricating oil to enter is formed between outer wall；
First locating slot has the first bottom surface that can be bonded with first wear plate, is set on first bottom surface
Be equipped with the first oil filler point, be provided with oil supply gallery on the partition board, the both ends of the oil supply gallery respectively with the accommodating chamber
It is connected to first oil filler point, to enable the lubricating oil in the accommodating chamber to pass sequentially through the oil supply gallery and described
First oil filler point enters in first locating slot.
More preferably, the quantity of the oil supply gallery is two or more, and more than two oil supply galleries are with the through-hole
The quantity of rounded array centered on axis, first oil filler point is equal with the oil supply gallery, and corresponds.
More preferably, further include the second cylinder body；
There is the partition board second end face opposite with the first end face, second cylinder body to be fixedly connected on described the
On biend, the second roller is provided on the main shaft, the main shaft is threaded through in second cylinder body, and second rolling
Son is located in second cylinder body；
The second wear plate that can be rotated in the second end face, second rolling are provided in the second end face
Son can be connected on second wear plate, and can be with the second wear plate relative rotation.
More preferably, the shape of second wear plate is circular ring shape, and the main shaft is threaded through second wear plate
In.
More preferably, the second locating slot to match with the described second wear-resisting plate shape is provided in the second end face,
Second wear plate is arranged in second locating slot.
More preferably, the through-hole that the partition board is passed through with the permission main shaft, the inner wall of the through-hole and the main shaft
The accommodating chamber for allowing lubricating oil to enter is formed between outer wall；
Second locating slot has the second bottom surface that can be bonded with second wear plate, on second bottom surface
It is provided with the second oil groove that can be connected to the accommodating chamber, the lubricating oil in the accommodating chamber is enable to enter second oil
In slot, to be lubricated between second wear plate and second bottom surface.
More preferably, the quantity of second oil groove is two or more, and more than two second oil grooves are with the through-hole
Rounded array centered on axis.
More preferably, the through-hole that the partition board is passed through with the permission main shaft, the inner wall of the through-hole and the main shaft
The accommodating chamber for allowing lubricating oil to enter is formed between outer wall；
Second locating slot has the second bottom surface that can be bonded with second wear plate, is set on second bottom surface
Be equipped with the second oil filler point, be provided with oil supply gallery on the partition board, the both ends of the oil supply gallery respectively with the accommodating chamber
It is connected to second oil filler point, to enable the lubricating oil in the accommodating chamber to pass sequentially through the oil supply gallery and described
Second oil filler point enters in second locating slot.
More preferably, the quantity of the oil supply gallery is two or more, and more than two oil supply galleries are with the through-hole
The quantity of rounded array centered on axis, second oil filler point is equal with the oil supply gallery, and corresponds.
The another aspect of the utility model provides a kind of compressor, includes the pump body structure of any of the above technical characteristic.
The pump body structure of the offer of the utility model, using be provided in the first end face can be described first
The first wear plate rotated on end face, first roller can be connected on first wear plate, and can be with described
The technical solution of one wear plate relative rotation, can reduce the abrasion between roller and partition board, and then improve making for compressor
Use the service life.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is one example structure schematic diagram of pump body structure of the utility model；
Fig. 2 is partition board the first frame mode schematic diagram in Fig. 1；
Fig. 3 is second of frame mode schematic diagram of partition board in Fig. 1；
In figure：1, main shaft；11, the first roller；12, the second roller；2, the first cylinder body；3, partition board；31, first end face；
311, the first locating slot；312, the first oil groove；313, the first bottom surface；314, the first oil filler point；32, second end face；321, second
Locating slot；322, the second oil groove；323, the second bottom surface；324, the second oil filler point；33, through-hole；34, oil supply gallery；35, it accommodates
Chamber；4, the first wear plate；5, the second cylinder body；6, the second wear plate.
Specific implementation mode
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
Only it is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
The every other embodiment that those of ordinary skill is obtained without making creative work, belongs to the utility model
The range of protection.
It should be noted that term " first " in the specification and claims of the utility model and above-mentioned attached drawing,
" second " etc. is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that in this way
The data used can be interchanged in the appropriate case, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.
As shown in Figure 1, a kind of pump body structure, including main shaft 1, the first cylinder body 2 and partition board 3.Partition board 3 has first end face
31, the first cylinder body 2 is fixedly connected in first end face 31, and the first roller 11 is provided on main shaft 1, and main shaft 1 is threaded through the first cylinder
In body 2 and partition board 3, and the first roller 11 is located in the first cylinder body 2.Being provided in first end face 31 can be in first end face
The first wear plate 4 rotated on 31, the first roller 11 can be connected on the first wear plate 4, and can be with 4 phase of the first wear plate
To rotation.Using such technical solution, can by the relative rotation of the first wear plate 4 and partition board 3 or the first roller 11 with
The relative rotation of first wear plate 4 reduces the Over-constrained of partition board 3, reduces the relative velocity of the first roller 11 and partition board 3, drop
Low abrasion enhances reliability, while reducing pump housing mechanical loss, reduces power.Wherein wear-resisting gold can be used in the first wear plate 4
Belong to material to make.
Specifically, the shape of the first wear plate 4 can be circular ring shape, and main shaft 1 is threaded through in the first wear plate 4.It needs
To illustrate that the first roller 11 is when rotated, movement locus is within the scope of the circular ring shape of the first wear plate 4.Further
Ground is provided with the first locating slot 311 to match with 4 shape of the first wear plate, the setting of the first wear plate 4 in first end face 31
In the first locating slot 311.
Two kinds of frame modes of partition board 3 are introduced below
The first frame mode
As shown in Fig. 2, partition board 3, which has, allows the through-hole 33 that passes through of main shaft 1, the inner wall of through-hole 33 and the outer wall of main shaft 1 it
Between formed allow lubricating oil enter accommodating chamber 35.In actual use to the first roller 11 and the progress of the first wear plate 4
The lubricating oil of lubrication can enter accommodating chamber 35 under the rotation of the first roller 11 drive.First locating slot 311 has can be with
First bottom surface 313 of the first wear plate 4 fitting is provided with the first oil that can be connected to accommodating chamber 35 on the first bottom surface 313
Slot 312 enables the lubricating oil in accommodating chamber 35 to enter in the first oil groove 312, with to the first wear plate 4 and the first bottom surface 313
Between be lubricated.Lubricating oil in such first oil groove 312 can be when the first wear plate 4 be rotated relative to partition board 3, to
It is lubricated between one wear plate 4 and the first bottom surface 313, to reduce abrasion of first wear plate 4 to the first bottom surface 313, in turn
Extend the service life of partition board 3.Further, the quantity of the first oil groove 312 is two or more, more than two first oil grooves
312 centered on the axis of through-hole 33 rounded array, to improve lubricant effect.
Second of frame mode
As shown in figure 3, partition board 3, which has, allows the through-hole 33 that passes through of main shaft 1, the inner wall of through-hole 33 and the outer wall of main shaft 1 it
Between formed allow lubricating oil enter accommodating chamber 35；First locating slot 311 has the first bottom that can be bonded with the first wear plate 4
Face 313 is provided with the first oil filler point 314 on first bottom surface 313, oil supply gallery 34 is provided on partition board 3, oil supply gallery 34
Both ends are connected to accommodating chamber 35 and the first oil filler point 314 respectively, to enable the lubricating oil in accommodating chamber 35 to pass sequentially through confession
Oily channel 34 and the first oil filler point 314 enter in the first locating slot 311.Wherein oil supply gallery 34 can be prolonged along 3 radial direction of partition board
The straight hole stretched, the first oil filler point 314 can be entered in the first locating slot 311 in this way along the axially extending straight hole of partition board 3
Lubricating oil can moisten when the first wear plate 4 is rotated relative to partition board 3 between the first wear plate 4 and the first bottom surface 313
It is sliding, to reduce abrasion of first wear plate 4 to the first bottom surface 313, and then extend the service life of partition board 3.Further, it supplies
The quantity in oily channel 34 is more than two, the rounded array centered on the axis of through-hole 33 of more than two oil supply galleries 34, the
The quantity of one oil filler point 314 is equal with oil supply gallery 34, and corresponds.
As a kind of embodiment, as shown in Figure 1, further including the second cylinder body 5, partition board 3 has and 31 phase of first end face
The second end face 32 of the back of the body, the second cylinder body 5 are fixedly connected in second end face 32, and the second roller 12, main shaft 1 are provided on main shaft 1
It is threaded through in the second cylinder body 5, and the second roller 12 is located in the second cylinder body 5.Being provided in second end face 32 can be
The second wear plate 6 rotated on biend 32, the second roller 12 can be connected on the second wear plate 6, and can with it is second resistance to
It is ground 6 relative rotation.Using such technical solution, the second wear plate 6 and the relative rotation of partition board 3 or the second rolling can be passed through
The relative rotation of son 12 and the second wear plate 6 reduces the Over-constrained of partition board 3, reduces the speed relatively of the second roller 12 and partition board 3
Degree reduces abrasion, enhances reliability, while reducing pump housing mechanical loss, reduces power.Wherein the second wear plate 6 can be used resistance to
The metal material of mill makes.
Specifically, the shape of the second wear plate 6 is circular ring shape, and main shaft 1 is threaded through in the second wear plate 6.It needs
Bright be the second roller 12 when rotated, movement locus is within the scope of the circular ring shape of the second wear plate 6.Further, exist
It is provided with the second locating slot 321 to match with 6 shape of the second wear plate in second end face 32, the setting of the second wear plate 6 is the
In two locating slots 321.
As a kind of embodiment, as shown in Fig. 2, when partition board 3 has the through-hole 33 for allowing main shaft 1 to pass through, and lead to
When forming the accommodating chamber 35 for allowing lubricating oil to enter between the inner wall and the outer wall of main shaft 1 in hole 33, the second locating slot 321 has energy
Enough the second bottom surfaces 323 being bonded with the second wear plate 6 are provided with can be connected to accommodating chamber 35 the on the second bottom surface 323
Two oil grooves 322 enable the lubricating oil in accommodating chamber 35 to enter in the second oil groove 322, with to the second wear plate 6 and the second bottom surface
It is lubricated between 323.The setting principle and operation principle of second oil groove 322 and the first oil groove 312 described above are complete
Just as.Further, the quantity of the second oil groove 322 is two or more, and more than two second oil grooves 322 are with the axis of through-hole 33
The rounded array in center.
As a kind of embodiment, as shown in figure 3, when partition board 3 has the through-hole 33 for allowing main shaft 1 to pass through, and lead to
When forming the accommodating chamber 35 for allowing lubricating oil to enter between the inner wall and the outer wall of main shaft 1 in hole 33, the second locating slot 321 has energy
The second bottom surface 323 being bonded with the second wear plate 6 is reached, the second oil filler point 324 is provided on the second bottom surface 323, is set on partition board 3
It is equipped with oil supply gallery 34, the both ends of oil supply gallery 34 are connected to accommodating chamber 35 and the second oil filler point 324 respectively, to make accommodating chamber
Lubricating oil in 35 can pass sequentially through oil supply gallery 34 and the second oil filler point 324 enters in the second locating slot 321.Wherein second
The setting of oil filler point 324 and the first oil filler point 314 and operation principle all same.Further, the quantity of oil supply gallery 34 is two
More than a, the rounded array centered on the axis of through-hole 33 of more than two oil supply galleries 34, the quantity of the second oil filler point 324 with
Oil supply gallery 34 is equal, and corresponds.
A kind of compressor is provided for the realization another aspect of goal of the invention the utility model, including described in above example
Pump body structure.
Above example makes the utility model have the abrasion that can be reduced between roller and partition board, enhances reliability, together
When reduce pump housing mechanical loss, reduce power the advantages of.
The above description is only the embodiments of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the right of the utility model.
Claims (15)
1. a kind of pump body structure, it is characterised in that：
Including main shaft (1), the first cylinder body (2) and partition board (3)；
There is the partition board (3) first end face (31), first cylinder body (2) to be fixedly connected in the first end face (31),
The first roller (11) is provided on the main shaft (1), the main shaft (1) is threaded through first cylinder body (2) and the partition board (3)
In, and first roller (11) is located in first cylinder body (2)；
The first wear plate (4) that can be rotated in the first end face (31), institute are provided in the first end face (31)
Stating the first roller (11) can be connected on first wear plate (4), and opposite with first wear plate (4) can revolve
Turn.
2. pump body structure according to claim 1, it is characterised in that：
The shape of first wear plate (4) is circular ring shape, and the main shaft (1) is threaded through in first wear plate (4).
3. pump body structure according to claim 2, it is characterised in that：
The first locating slot (311) to match with the first wear plate (4) shape is provided in the first end face (31),
First wear plate (4) setting is in first locating slot (311).
4. pump body structure according to claim 3, it is characterised in that：
The partition board (3) has the through-hole (33) for allowing the main shaft (1) to pass through, the inner wall and the main shaft of the through-hole (33)
(1) accommodating chamber (35) for allowing lubricating oil to enter is formed between outer wall；
First locating slot (311) has the first bottom surface (313) that can be bonded with first wear plate (4), described
It is provided with the first oil groove (312) that can be connected to the accommodating chamber (35) on first bottom surface (313), makes the accommodating chamber (35)
Interior lubricating oil can enter in first oil groove (312), with to first wear plate (4) and first bottom surface
(313) it is lubricated between.
5. pump body structure according to claim 4, it is characterised in that：
The quantity of first oil groove (312) is two or more, and more than two first oil grooves (312) are with the through-hole (33)
Axis centered on rounded array.
6. pump body structure according to claim 3, it is characterised in that：
The partition board (3) has the through-hole (33) for allowing the main shaft (1) to pass through, the inner wall and the main shaft of the through-hole (33)
(1) accommodating chamber (35) for allowing lubricating oil to enter is formed between outer wall；
First locating slot (311) has the first bottom surface (313) that can be bonded with first wear plate (4), and described the
It is provided with the first oil filler point (314) on one bottom surface (313), oil supply gallery (34), the fuel feeding are provided on the partition board (3)
The both ends in channel (34) are connected to the accommodating chamber (35) and first oil filler point (314) respectively, to make the accommodating chamber
(35) lubricating oil in can pass sequentially through the oil supply gallery (34) and first oil filler point (314) enters described first and determines
In position slot (311).
7. pump body structure according to claim 6, it is characterised in that：
The quantity of the oil supply gallery (34) is two or more, and more than two oil supply galleries (34) are with the through-hole (33)
The quantity of rounded array centered on axis, first oil filler point (314) is equal with the oil supply gallery (34), and one is a pair of
It answers.
8. according to the pump body structure described in claim 1 to 7 any one, it is characterised in that：
Further include the second cylinder body (5)；
The partition board (3) has the second end face (32) opposite with the first end face (31), and second cylinder body (5) is fixed to be connected
It is connected in the second end face (32), the second roller (12) is provided on the main shaft (1), the main shaft (1) is threaded through described
In second cylinder body (5), and second roller (12) is located in second cylinder body (5)；
The second wear plate (6) that can be rotated in the second end face (32), institute are provided in the second end face (32)
Stating the second roller (12) can be connected on second wear plate (6), and opposite with second wear plate (6) can revolve
Turn.
9. pump body structure according to claim 8, it is characterised in that：
The shape of second wear plate (6) is circular ring shape, and the main shaft (1) is threaded through in second wear plate (6).
10. pump body structure according to claim 9, it is characterised in that：
The second locating slot (321) to match with the second wear plate (6) shape is provided in the second end face (32),
Second wear plate (6) setting is in second locating slot (321).
11. pump body structure according to claim 10, it is characterised in that：
The partition board (3) has the through-hole (33) for allowing the main shaft (1) to pass through, the inner wall and the main shaft of the through-hole (33)
(1) accommodating chamber (35) for allowing lubricating oil to enter is formed between outer wall；
Second locating slot (321) has the second bottom surface (323) that can be bonded with second wear plate (6), described
It is provided with the second oil groove (322) that can be connected to the accommodating chamber (35) on second bottom surface (323), makes the accommodating chamber (35)
Interior lubricating oil can enter in second oil groove (322), with to second wear plate (6) and second bottom surface
(323) it is lubricated between.
12. pump body structure according to claim 11, it is characterised in that：
The quantity of second oil groove (322) is two or more, and more than two second oil grooves (322) are with the through-hole (33)
Axis centered on rounded array.
13. pump body structure according to claim 10, it is characterised in that：
The partition board (3) has the through-hole (33) for allowing the main shaft (1) to pass through, the inner wall and the main shaft of the through-hole (33)
(1) accommodating chamber (35) for allowing lubricating oil to enter is formed between outer wall；
Second locating slot (321) has the second bottom surface (323) that can be bonded with second wear plate (6), and described the
It is provided with the second oil filler point (324) on two bottom surfaces (323), oil supply gallery (34), the fuel feeding are provided on the partition board (3)
The both ends in channel (34) are connected to the accommodating chamber (35) and second oil filler point (324) respectively, to make the accommodating chamber
(35) lubricating oil in can pass sequentially through the oil supply gallery (34) and second oil filler point (324) enters described second and determines
In position slot (321).
14. pump body structure according to claim 13, it is characterised in that：
The quantity of the oil supply gallery (34) is two or more, and more than two oil supply galleries (34) are with the through-hole (33)
The quantity of rounded array centered on axis, second oil filler point (324) is equal with the oil supply gallery (34), and one is a pair of
It answers.
15. a kind of compressor, it is characterised in that：
Including the pump body structure described in claim 1 to 14 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035023.XU CN207879610U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035023.XU CN207879610U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207879610U true CN207879610U (en) | 2018-09-18 |
Family
ID=63506888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820035023.XU Withdrawn - After Issue CN207879610U (en) | 2018-01-08 | 2018-01-08 | Pump body structure and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207879610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105097A (en) * | 2018-01-08 | 2018-06-01 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
-
2018
- 2018-01-08 CN CN201820035023.XU patent/CN207879610U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105097A (en) * | 2018-01-08 | 2018-06-01 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
| CN108105097B (en) * | 2018-01-08 | 2020-03-24 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180918 Effective date of abandoning: 20200324 |