CN209539550U - One kind preventing inner rotor radial clearance leakage structure - Google Patents
One kind preventing inner rotor radial clearance leakage structure Download PDFInfo
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- CN209539550U CN209539550U CN201822050162.2U CN201822050162U CN209539550U CN 209539550 U CN209539550 U CN 209539550U CN 201822050162 U CN201822050162 U CN 201822050162U CN 209539550 U CN209539550 U CN 209539550U
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Abstract
The utility model relates to one kind to prevent inner rotor radial clearance leakage structure.The common outer surface of birotor compression cylinder internal rotor and the contact line of cylinder interior are the suction chamber of cylinder and the line of demarcation of compression chamber currently on the market, gap present on this contact line is known as rotor radial gap, compressor is in the process of running, gap width can change with the deformation of components and the variation of pressure and temperature, it is easy to produce gap leakage, to reduce machine performance.The utility model relates to one kind to prevent inner rotor radial clearance leakage structure, wherein: the first water cover is connect by bolt with one stage of compression cylinder, second water cover is fixedly connected by bolt with two-stage compression cylinder side, one stage of compression cylinder, cylinder head and two-stage compression cylinder are bolted to connection, and cylinder head is fixed between one stage of compression cylinder and two-stage compression cylinder.The anti-radial leakage effect of this structure is good, is conveniently replaceable slide plate, extends the service life of compressor.
Description
Technical field
The utility model relates to air compressor machine technical field, especially one kind to prevent inner rotor radial clearance leakage structure.
Background technique
Air compressor abbreviation air compressor machine is a kind of equipment to compressed gas, and in recent years, the development of air compressor machine is fast
Speed is widely used in all trades and professions.Birotor compression cylinder is the core component of birotor air compressor machine, currently on the market common pair
The outer surface of rotor compression cylinder internal rotor and the contact line of cylinder interior are the suction chamber of cylinder and the line of demarcation of compression chamber, this connects
Gap present on touching line is known as rotor radial gap, and in the process of running, gap width can be with the deformation of components for compressor
Variation with pressure and temperature and change, gap leakage is easy to produce, to reduce machine performance.
Utility model content
(1) the technical issues of solving
This practical purpose is primarily in view of the above technical problems, and providing one kind prevents inner rotor radial gap from letting out
Drain structure.
(2) technical solution
The technical solution of the utility model includes: one kind prevents inner rotor radial clearance leakage structure, including the first water cover, level-one
Compression cylinder, cylinder head, two-stage compression cylinder, the second water cover;Wherein: the first water cover is connect by bolt with one stage of compression cylinder, and second
Water cover is fixedly connected by bolt with two-stage compression cylinder side, and one stage of compression cylinder, cylinder head and two-stage compression cylinder are solid by bolt
Fixed connection, cylinder head are fixed between one stage of compression cylinder and two-stage compression cylinder.
One kind preventing inner rotor radial clearance leakage structure, in which: one stage of compression cylinder goes out including the first inlet channel, first
Gas channel, level-one slide plate, level-one shaft matrix, level-one shaft, level-one placed cavity, one stage of compression chamber, level-one grinding tooth rotor, level-one
T-slot, level-one eccentric bushing, the first threaded hole, the first fixing groove, the first sealing strip, the first spring washer, one stage of compression cylinder side are equipped with
First inlet channel, the one stage of compression cylinder other side be equipped with the first outlet passageway, one stage of compression cylinder interior be equipped with level-one placed cavity and
One stage of compression chamber, level-one placed cavity is interior to be equipped with level-one shaft matrix and level-one shaft, and level-one shaft matrix side and level-one are placed
Cavity wall fits closely, and the level-one shaft matrix other side is fitted closely with level-one shaft, and level-one slide plate is fitted tightly over two piece one
Between grade shaft, level-one grinding tooth rotor top side is equipped with the first threaded hole, and level-one grinding tooth rotor top is equipped with the first fixing groove,
Level-one slide plate bottom is bolted in the first fixing groove, and the setting of level-one grinding tooth rotor is intracavitary in one stage of compression, and level-one is nibbled
Level-one eccentric bushing is equipped in tooth rotor, level-one grinding tooth rotor outer circle periphery is equipped with level-one T-slot, the first sealing strip and the first spring washer
It is placed in level-one T type groove and is fitted closely with level-one T-slot inner wall, the first sealing strip is placed on above the first spring washer.
One kind preventing inner rotor radial clearance leakage structure, in which: two-stage compression cylinder includes the second outlet passageway, second level turn
Axis, second level placed cavity, second level slide plate, second level shaft matrix, two-stage compression chamber, second level grinding tooth rotor, second level T-slot, second level are inclined
Heart set, the second threaded hole, the second fixing groove, the second sealing strip, the second spring washer, the second inlet channel, two-stage compression cylinder side are set
There is the second outlet passageway, the two-stage compression cylinder other side is equipped with the second inlet channel, and two-stage compression cylinder interior is equipped with second level placed cavity
With two-stage compression chamber, second level placed cavity is interior to be equipped with second level shaft matrix and second level shaft, and second level shaft matrix side is put with second level
It sets cavity wall to fit closely, the second level shaft matrix other side is fitted closely with second level shaft, and second level slide plate is fitted tightly over two pieces
Between second level shaft, second level grinding tooth rotor top side is equipped with the second threaded hole, and it is fixed that second level grinding tooth rotor top is equipped with second
Slot, second level slide plate bottom are bolted in the second fixing groove, and, second level intracavitary in two-stage compression is arranged in second level grinding tooth rotor
Second level eccentric bushing is equipped in grinding tooth rotor, second level grinding tooth rotor outer circle periphery is equipped with second level T-slot, the second sealing strip and the second bullet
Pad is placed in second level T type groove and fits closely with second level T-slot inner wall, and the second sealing strip is placed on above the second spring washer.
One kind preventing inner rotor radial clearance leakage structure, in which: the first spring washer and the second spring washer and level-one grinding tooth rotor
Face with the contact of second level grinding tooth rotor is arc surface.
One kind preventing inner rotor radial clearance leakage structure, in which: the first sealing strip and the second sealing strip are by polytetrafluoroethyl-ne
Alkene is made.
(3) beneficial effect
Utility model has the advantages that by opening level-one T-slot and second level grinding tooth on level-one grinding tooth rotor outer circle periphery
Second level T-slot is opened on rotor outer circle periphery, by the level-one grinding tooth rotor equipped with the first sealing strip and the first spring washer in sealing level-one pressure
The rotation of contracting chamber, the second level grinding tooth rotor equipped with the second sealing strip and the second spring washer is in sealing two-stage compression chamber rotation, the first sealing
Item and the second sealing strip can push after being squeezed with one stage of compression chamber and the close contact of two-stage compression cavity wall, will not generate seam
Gap prevents radial gas leakage, and when no longer contacting with inner wall, the first spring washer and the rebound of the second spring washer make the first sealing strip and second
Sealing strip is fitted closely with level-one T-slot and level-one T-slot;Level-one slide plate bottom is bolted in the first fixing groove,
Second level slide plate bottom is bolted in the second fixing groove, when level-one slide plate and the use abrasion for a long time of second level slide plate,
By unscrewing bolt, i.e., replaceable level-one slide plate and second level slide plate;The anti-radial leakage effect of this structure is good, is conveniently replaceable slide plate,
Extend the service life of compressor.
Other than above-mentioned described objects, features and advantages, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the present invention will be further described.
Detailed description of the invention
Fig. 1 is the utility model birotor compression cylinder structure chart.
Fig. 2 is the utility model one stage of compression internal structure chart.
Fig. 3 is the utility model two-stage compression internal structure chart.
Fig. 4 is the utility model level-one grinding tooth rotor structure figure.
Fig. 5 is Fig. 4 partial enlarged view.
Fig. 6 is the utility model second level grinding tooth rotor structure figure.
Fig. 7 is Fig. 6 partial enlarged view.
Fig. 8 is the first gasket structure of the utility model figure.
Fig. 9 is the first spring washer of the utility model structure chart.
Figure 10 is the second gasket structure of the utility model figure.
Figure 11 is the second spring washer of the utility model structure chart.
Appended drawing reference: the first water cover 1, one stage of compression cylinder 2, cylinder head 3, two-stage compression cylinder 4, the second water cover 5, the first air inlet
Channel 6, the first outlet passageway 7, the second outlet passageway 8, level-one slide plate 9, level-one shaft matrix 10, level-one shaft 11, level-one are put
Set chamber 12, one stage of compression chamber 13, level-one grinding tooth rotor 14, level-one T-slot 15, level-one eccentric bushing 16, the first threaded hole 17, first
Fixing groove 18, second level shaft 19, second level placed cavity 20, second level slide plate 21, second level shaft matrix 22, two-stage compression chamber 23, second level
Grinding tooth rotor 24, second level T-slot 25, second level eccentric bushing 26, the second threaded hole 27, the second fixing groove 28, the first sealing strip 29,
One spring washer 30, the second sealing strip 31, the second spring washer 32, the second inlet channel 33.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1 please refers to Fig. 1-Figure 11, and one kind prevents inner rotor radial clearance leakage structure, including the first water cover 1,
One stage of compression cylinder 2, cylinder head 3, two-stage compression cylinder 4, the second water cover 5;Wherein: the first water cover 1 passes through bolt and one stage of compression cylinder 2
Connection, the second water cover 5 are fixedly connected by bolt with 4 side of two-stage compression cylinder, one stage of compression cylinder 2, cylinder head 3 and second level pressure
Contracting cylinder 4 is bolted to connection, and cylinder head 3 is fixed between one stage of compression cylinder 2 and two-stage compression cylinder 4.
Embodiment 2 please refers to Fig. 2, Fig. 4 and Fig. 5, and one kind preventing inner rotor radial clearance leakage structure, in which: level-one pressure
Contracting cylinder 2 includes the first inlet channel 6, the first outlet passageway 7, level-one slide plate 9, level-one shaft matrix 10, level-one shaft 11, level-one
Placed cavity 12, one stage of compression chamber 13, level-one grinding tooth rotor 14, level-one T-slot 15, level-one eccentric bushing 16, the first threaded hole 17,
One fixing groove 18, the first sealing strip 29, the first spring washer 30,2 side of one stage of compression cylinder are equipped with the first inlet channel 6, one stage of compression
2 other side of cylinder is equipped with the first outlet passageway 7, is equipped with level-one placed cavity 12 and one stage of compression chamber 13, level-one inside one stage of compression cylinder 2
Level-one shaft matrix 10 and level-one shaft 11,10 side of level-one shaft matrix and 12 inner wall of level-one placed cavity are equipped in placed cavity 12
It fits closely, 10 other side of level-one shaft matrix is fitted closely with level-one shaft 11, and level-one slide plate 9 is fitted tightly over two pieces of level-ones
Between shaft 11,14 top side of level-one grinding tooth rotor is equipped with the first threaded hole 17, is equipped with first at the top of level-one grinding tooth rotor 14
Fixing groove 18,9 bottom of level-one slide plate are bolted in the first fixing groove 18, and level-one grinding tooth rotor 14 is arranged in level-one
In compression chamber 13, level-one eccentric bushing 16 is equipped in level-one grinding tooth rotor 14,14 circumferential periphery of level-one grinding tooth rotor is equipped with level-one T-type
Slot 15, the first sealing strip 29 are placed in level-one T-slot 15 with the first spring washer 30 and fit closely with 15 inner wall of level-one T-slot, the
One sealing strip 29 is placed on 30 top of the first spring washer.Remaining is the same as embodiment 1.
Embodiment 3 please refers to Fig. 3, Fig. 6 and Fig. 7, and one kind preventing inner rotor radial clearance leakage structure, in which: second level pressure
Contracting cylinder 4 includes the second outlet passageway 8, second level shaft 19, second level placed cavity 20, second level slide plate 21, second level shaft matrix 22, second level
Compression chamber 23, second level grinding tooth rotor 24, second level T-slot 25, second level eccentric bushing 26, the second threaded hole 27, the second fixing groove 28,
Two sealing strips 31, the second spring washer 32, the second inlet channel 33,4 side of two-stage compression cylinder are equipped with the second outlet passageway 8, second level pressure
4 other side of contracting cylinder is equipped with the second inlet channel 33, is equipped with second level placed cavity 20 and two-stage compression chamber 23 inside two-stage compression cylinder 4,
Second level shaft matrix 22 and second level shaft 19,22 side of second level shaft matrix and second level placed cavity 20 are equipped in second level placed cavity 20
Inner wall fits closely, and 22 other side of second level shaft matrix is fitted closely with second level shaft 19, and second level slide plate 21 is fitted tightly over two
Between block second level shaft 19,24 top side of second level grinding tooth rotor is equipped with the second threaded hole 27, sets at the top of second level grinding tooth rotor 24
There is the second fixing groove 28,21 bottom of second level slide plate is bolted in the second fixing groove 28, and second level grinding tooth rotor 24 is arranged
In two-stage compression chamber 23, second level eccentric bushing 26 is equipped in second level grinding tooth rotor 24,24 circumferential periphery of second level grinding tooth rotor is equipped with
Second level T-slot 25, the second sealing strip 31 are placed on close with 25 inner wall of second level T-slot in second level T-slot 25 with the second spring washer 32
Fitting, the second sealing strip 31 are placed on 32 top of the second spring washer.Remaining is the same as embodiment 1.
Embodiment 4 please refers to Fig. 9 and Figure 11, and one kind preventing inner rotor radial clearance leakage structure, in which: the first spring washer
30 and second the face that is contacted with level-one grinding tooth rotor 14 and second level grinding tooth rotor 24 of spring washer 32 be arc surface, be convenient for and level-one grinding tooth
Rotor 14 and second level grinding tooth rotor 24 fit closely.Remaining is the same as embodiment 1.
Embodiment 5 please refers to Fig. 8 and Figure 10, and one kind preventing inner rotor radial clearance leakage structure, in which: the first sealing
Item 29 and the second sealing strip 31 are made of polytetrafluoroethylene (PTFE), and sealing strip is made to have good and excellent close of high temperature resistant, wear-resisting, lubricity
Feng Xing.Remaining is the same as embodiment 1.
Working principle:
When work, the level-one grinding tooth rotor 14 equipped with the first sealing strip 29 and the first spring washer 30 is in sealing one stage of compression chamber 13
Rotation, the second level grinding tooth rotor 24 equipped with the second sealing strip 31 and the second spring washer 32 are rotated in sealing two-stage compression chamber 23, and first
After sealing strip 29 and the second sealing strip 31 are squeezed with one stage of compression chamber 13 and the close contact of 23 inner wall of two-stage compression chamber under meeting
Pressure, will not generate gap, prevent radial gas leakage, and when no longer contacting with inner wall, the first spring washer 30 and the rebound of the second spring washer 32 make
First sealing strip 29 and the second sealing strip 31 are fitted closely with level-one T-slot 15 and level-one T-slot 15;9 bottom of level-one slide plate is logical
It crosses bolt to be fixed in the first fixing groove 18,21 bottom of second level slide plate is bolted in the second fixing groove 28, works as level-one
When slide plate 9 and 21 long-time of second level slide plate are using abrasion, by unscrewing bolt, i.e., replaceable level-one slide plate 9 and second level slide plate 21.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. one kind prevents inner rotor radial clearance leakage structure, including the first water cover (1), one stage of compression cylinder (2), cylinder head (3),
Two-stage compression cylinder (4), the second water cover (5);It is characterized by: the first water cover (1) is connect by bolt with one stage of compression cylinder (2),
Second water cover (5) is fixedly connected by bolt with two-stage compression cylinder (4) side, one stage of compression cylinder (2), cylinder head (3) and second level
Compression cylinder (4) is bolted to connection, and cylinder head (3) is fixed between one stage of compression cylinder (2) and two-stage compression cylinder (4).
2. one kind according to claim 1 prevents inner rotor radial clearance leakage structure, it is characterised in that: one stage of compression cylinder
It (2) include the first inlet channel (6), the first outlet passageway (7), level-one slide plate (9), level-one shaft matrix (10), level-one shaft
(11), level-one placed cavity (12), one stage of compression chamber (13), level-one grinding tooth rotor (14), level-one T-slot (15), level-one eccentric bushing
(16), the first threaded hole (17), the first fixing groove (18), the first sealing strip (29), the first spring washer (30), one stage of compression cylinder (2)
Side is equipped with the first inlet channel (6), and one stage of compression cylinder (2) other side is equipped with the first outlet passageway (7), one stage of compression cylinder (2)
Inside is equipped with level-one placed cavity (12) and one stage of compression chamber (13), in level-one placed cavity (12) equipped with level-one shaft matrix (10) and
Level-one shaft (11), level-one shaft matrix (10) side are fitted closely with level-one placed cavity (12) inner wall, level-one shaft matrix
(10) other side is fitted closely with level-one shaft (11), and level-one slide plate (9) is fitted tightly between two pieces of level-one shafts (11), and one
Grade grinding tooth rotor (14) top side is equipped with the first threaded hole (17), and the first fixing groove is equipped at the top of level-one grinding tooth rotor (14)
(18), level-one slide plate (9) bottom is bolted in the first fixing groove (18), and level-one grinding tooth rotor (14) is arranged in level-one
In compression chamber (13), level-one eccentric bushing (16) are equipped in level-one grinding tooth rotor (14), level-one grinding tooth rotor (14) circumferential periphery is set
Have level-one T-slot (15), the first sealing strip (29) and the first spring washer (30) are placed in level-one T-slot (15) and level-one T-slot
(15) inner wall fits closely, and the first sealing strip (29) is placed on above the first spring washer (30).
3. one kind according to claim 1 prevents inner rotor radial clearance leakage structure, it is characterised in that: two-stage compression cylinder
It (4) include the second outlet passageway (8), second level shaft (19), second level placed cavity (20), second level slide plate (21), second level shaft matrix
(22), two-stage compression chamber (23), second level grinding tooth rotor (24), second level T-slot (25), second level eccentric bushing (26), the second threaded hole
(27), the second fixing groove (28), the second sealing strip (31), the second spring washer (32), the second inlet channel (33), two-stage compression cylinder
(4) side is equipped with the second outlet passageway (8), and two-stage compression cylinder (4) other side is equipped with the second inlet channel (33), two-stage compression cylinder
(4) internal to be equipped with second level placed cavity (20) and two-stage compression chamber (23), second level shaft matrix is equipped in second level placed cavity (20)
(22) it is fitted closely with second level shaft (19), second level shaft matrix (22) side with second level placed cavity (20) inner wall, second level shaft
Matrix (22) other side is fitted closely with second level shaft (19), second level slide plate (21) be fitted tightly over two pieces of second level shafts (19) it
Between, second level grinding tooth rotor (24) top side is equipped with the second threaded hole (27), and it is solid that second is equipped at the top of second level grinding tooth rotor (24)
Determine slot (28), second level slide plate (21) bottom is bolted in the second fixing groove (28), second level grinding tooth rotor (24) setting
In two-stage compression chamber (23), second level eccentric bushing (26) are equipped in second level grinding tooth rotor (24), second level grinding tooth rotor (24) outer circle
Periphery is equipped with second level T-slot (25), and the second sealing strip (31) is placed in second level T-slot (25) with the second spring washer (32) and second level
T-slot (25) inner wall fits closely, and the second sealing strip (31) is placed on above the second spring washer (32).
4. one kind according to claim 2 prevents inner rotor radial clearance leakage structure, it is characterised in that: the first spring washer
(30) and the face that contacts with level-one grinding tooth rotor (14) and second level grinding tooth rotor (24) of the second spring washer (32) is arc surface.
5. one kind according to claim 3 prevents inner rotor radial clearance leakage structure, it is characterised in that: the first sealing strip
(29) it is made with the second sealing strip (31) of polytetrafluoroethylene (PTFE).
Priority Applications (1)
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CN201822050162.2U CN209539550U (en) | 2018-12-07 | 2018-12-07 | One kind preventing inner rotor radial clearance leakage structure |
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CN201822050162.2U CN209539550U (en) | 2018-12-07 | 2018-12-07 | One kind preventing inner rotor radial clearance leakage structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109488594A (en) * | 2018-12-07 | 2019-03-19 | 江西氟斯新能源科技有限公司 | A kind of anti-inner rotor radial clearance leakage structure |
-
2018
- 2018-12-07 CN CN201822050162.2U patent/CN209539550U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109488594A (en) * | 2018-12-07 | 2019-03-19 | 江西氟斯新能源科技有限公司 | A kind of anti-inner rotor radial clearance leakage structure |
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