CN108825490A - A kind of anti-wear rotor - Google Patents
A kind of anti-wear rotor Download PDFInfo
- Publication number
- CN108825490A CN108825490A CN201810941905.7A CN201810941905A CN108825490A CN 108825490 A CN108825490 A CN 108825490A CN 201810941905 A CN201810941905 A CN 201810941905A CN 108825490 A CN108825490 A CN 108825490A
- Authority
- CN
- China
- Prior art keywords
- wear
- meshing
- rotor
- spliceosome
- resisting rod
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of cam follower, specifically a kind of anti-wear rotor.Rotor body including being provided with several convex surfaces, is provided with shaft core among the rotor body, detachable on the convex surface to be provided with meshing-body.The present invention is by the way that completely new wear-resisting rod on convex surface, when the wear-resisting rod abrasion above meshing-body is larger, can be placed in groove ditch by splitting meshing-body, spliceosome A is connected solid with spliceosome later by the detachable setting of meshing-body；By the way that wear-resisting rod is arranged on the curved surface top of meshing-body, it is possible to reduce the frictional force of wear-resisting rod and pump chamber, to reduce the degree of wear of wear-resisting rod；By the way that elastic device is arranged in wear-resisting rod bottom, it can be very good for wear-resisting rod to be bonded with pump chamber, cheated by setting splash guard and groove, fluid can be blocked by seam and enter inside, by the way that deflector hole is arranged on meshing-body, the fluid leak into is thrown away by deflector hole using the centrifugal force that rotor rotates.
Description
Technical field
The present invention relates to a kind of cam follower, specifically a kind of anti-wear rotor.
Background technique
Lobed rotor pump is that one of advanced fluid device, rotor are full rubber coateds in the world, and wear resistance is stronger,
High-precision clearance fit between rotor and shell has very strong self-suction and high lift power, and the pump is reliable, firm, energy saving, can be with
Convey medium various sticky or containing particulate matter.High-efficient, energy conservation is time saving, does not need drainage, fills pump, is applicable to each
The complicated fluid media (medium) of kind.
The cam follower of existing Chinese patent lobed rotor pump（CN201620568347.0）, convex in each of cam follower
The center top end part of ear is embedded in by T-slot and is fixedly connected with wear-resistant material abaculus (2a, 2b, 2c), wear-resistant material abaculus (2a,
2b, 2c) top end face (3a, 3b, 3c) formed and the consistent cambered surface in lug top surface of cam follower.It can be effective raising
The abrasive resistance of cam follower, that improves lobed rotor pump uses the longevity, reduces maintenance replacement cam follower cost, reduces to cam
The material and processing requirement of rotor production.
Another existing Chinese patent combined type special tooth profile lobed rotor pump（CN201510159920.2）Comprising a pair is done
The synchronization drive shaft of reverse motions, two pairs of four leaf rotors of circular arc engaged, a pair of of two leaf rotor of cycloid and the pump housing, four leaf of circular arc
The tip portion of rotor, the tip portion of two leaf rotor of cycloid are all covered with fast changeable wearable elastic rubber, four leaf of circular arc
Rotor, two leaf rotor of cycloid all cover in synchronous drive shaft, and two leaf rotor of cycloid is located at the lower section of four leaf rotor of circular arc, circular arc four
Leaf rotor and two leaf rotor of cycloid form rotor.The present invention is suitable for that conveying solid content is higher and highly viscous fluid, and has
There is the lesser characteristic of pulsation.
Due to rotor long-term high speed rotation operation, in the process often with wearing plate, pump chamber phase mutual friction, cause rotor and
Damage between cavity wall, the prior art are improved with this generally by the way that performance more preferably wear-resistant material is arranged on lobe of the rotor
The wearability of rotor, however this mode excessively relies on the wearability of wear-resistant material itself, effect is not satisfactory.
Summary of the invention
In view of this, the present invention provides a kind of anti-wear rotor, by the way that wear-resisting rod is arranged on the curved surface top of meshing-body,
The frictional force of wear-resisting rod and pump chamber can be reduced, to reduce the degree of wear of wear-resisting rod；By the way that bullet is arranged in wear-resisting rod bottom
Property device, can be very good for wear-resisting rod to be bonded with pump chamber, by setting splash guard and groove cheat, fluid can be blocked and pass through seam
Into inside, by the way that deflector hole is arranged on meshing-body, the fluid leak into is passed through into deflector hole using the centrifugal force that rotor rotates
It throws away.
To achieve the goals above, the present invention uses following technical scheme：
A kind of anti-wear rotor, the rotor body including being provided with several convex surfaces are provided with shaft among the rotor body
Core, the convex surface top surface of the rotor body be it is planar, it is detachable on the convex surface to be provided with meshing-body.
Further, the meshing-body wants the arc body being engaged, the song of the meshing-body with rotor body concave surface for shape
Fluted ditch is arranged in face top, and roller is provided with wear-resisting rod in the groove ditch, and flexible dress is arranged in the wear-resisting rod bottom
Set support.
Further, the meshing-body is made of two shapes identical spliceosome A and spliceosome B, the side the spliceosome A
Face is fixedly installed several inserted links, and the inserted link end is provided with limit hole, and the spliceosome B corresponding position is provided with quantity phase
With the slot being inserted into for inserted link, the limited screw by the fixed spliceosome A of the limit hole for passing through several inserted link ends and
Spliceosome B, the limited screw other end are locked by nut.
Further, the spliceosome A side bottom is provided with the splash guard of protrusion, and the spliceosome B corresponding position is set
It is equipped with the groove hole of fitting projection.
Further, the splash guard, groove hole surface are provided with plastic cement water blocking layer.
Further, the spliceosome A, spliceosome B side top notch form groove ditch, opened at the top of the groove ditch
The width of mouth slot is less than wear-resisting rod diameter, and the groove ditch is the isosceles trapezoid shape of upper bottom upward, and the wear-resisting rod is fastened on recessed
In groove, the wear-resisting rod bottom is supported by elastic device, and the top surface of the wear-resisting rod and the curved surface of rotor body coincide.
Further, the elastic device is made of connecting plate and its several compressed springs being fixed in the above.
Further, the fluid inlet direction of the meshing-body is provided with several smaller deflector holes, the stream of the meshing-body
Body export direction is provided with several larger deflector holes, and the deflector hole is connected with groove ditch lower part.
Further, the water conservancy diversion hole number is 2 ~ 6.
Further, several threaded holes are provided on the engagement body side surface, correspond to position on the convex surface of the rotor body
It sets and is also equipped with threaded hole, the fixing bolt passes through screw hole fixed engagement body and rotor body.
Further, the bolt slot for hiding nuts is correspondingly arranged on the meshing-body, the bolt slot adaptation is solid
Determine bolt head.
Compared with traditional technology, the beneficial effects of the invention are as follows：The present invention by by meshing-body it is detachable be arranged convex
On face, when the wear-resisting rod abrasion above meshing-body is larger, completely new wear-resisting rod can be placed on groove by splitting meshing-body
In ditch, spliceosome A is connected into solid with spliceosome later；It, can be with by the way that wear-resisting rod is arranged on the curved surface top of meshing-body
The frictional force of wear-resisting rod and pump chamber is reduced, to reduce the degree of wear of wear-resisting rod；By the way that elasticity dress is arranged in wear-resisting rod bottom
It sets, can be very good for wear-resisting rod to be bonded with pump chamber, cheated by setting splash guard and groove, fluid can be blocked and entered by seam
Inside is thrown away the fluid leak by deflector hole using the centrifugal force that rotor rotates by the way that deflector hole is arranged on meshing-body.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of meshing-body of the invention；
Fig. 3 is the configuration schematic diagram of meshing-body of the invention；
Fig. 4 is the structural schematic diagram of elastic device of the present invention；
Fig. 5 is the enlarged diagram of part A in Fig. 1；
In figure, 1 rotor body, 2 convex surfaces, 3 shaft cores, 4 meshing-bodies, 401 groove ditches, 402 wear-resisting rods, 403 elastic devices, 404
Spliceosome A, 405 spliceosome B, 406 inserted links, 407 limit holes, 408 slots, 409 limited screws, 410 nuts, 411 splash guards,
412 grooves hole, 413 connecting plates, 414 compressed springs, 415 deflector holes, 416 threaded holes, 417 fixing bolts, 418 bolt slots, 419
Notch.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of anti-wear rotor, including the rotor body 1 there are four convex surface 2, the rotor sheet is arranged
Shaft core 3 is provided among body 1,2 top surface of convex surface of the rotor body 1 is planar, detachable setting on the convex surface 2
There is meshing-body 4, by the way that detachable meshing-body 4 is arranged on convex surface 2, is worn convenient for the wear-resisting rod 402 on meshing-body 4
The wear-resisting rod 402 more renewed when larger.
As shown in Figure 1, Figure 2, Figure 3 shows, the meshing-body 4 wants the arc body being engaged with 1 concave surface of rotor body for shape, described
Fluted ditch 401 is arranged in the curved surface top of meshing-body 4, and roller is provided with wear-resisting rod 402 in the groove ditch 401, described resistance to
Mill 402 bottom of rod is provided with the support of elastic device 403, can be very good to jack up on wear-resisting rod 402 by elastic device 403, can
So that wear-resisting rod 402 is bonded well with pump chamber, when rotor body 1 rotates, wear-resisting rod 402 rotates in groove ditch 401, can
To reduce the frictional force of wear-resisting rod 402, to reduce the degree of wear.
As shown in Figure 1, Figure 2, Figure 3 shows, the meshing-body 4 is by the identical spliceosome A404 of two shapes and spliceosome B405 group
At the side the spliceosome A404 is fixedly installed several inserted links 406, and 406 end of inserted link is provided with limit hole 407, institute
It states spliceosome B405 corresponding position and is provided with the identical slot 408 being inserted into for inserted link 406 of quantity, the limited screw 409 passes through
The fixed spliceosome A404 and spliceosome B405 of limit hole 407 across several 406 ends of inserted link, the limited screw
409 other ends are locked by nut 410.By the way that inserted link 406 to be inserted into slot 408, is passed through insert by limited screw 409 later
Limit hole 407 on bar 406, locks limited screw 409 with nut 410 later, can be very good spliceosome A404 and splicing
The fixed splicing of body B405.
As shown in Figure 1, Figure 2, Figure 3 shows, the spliceosome A404 side bottom is provided with the splash guard 411 of protrusion, the spelling
Junctor B405 corresponding position is provided with the groove hole 412 of fitting projection.The splash guard 411, groove are cheated 412 surfaces and are provided with
Plastic cement water blocking layer.By setting splash guard 411 and groove hole 412, and on its surface, plastic cement water blocking layer is set, it can anti-fluid stopping
Body enters inside by splicing seams.
As shown in Figure 1, Figure 2, Figure 3 shows, the spliceosome A404, spliceosome B405 side top notch 419 form groove
Ditch 401, the width of the 401 top opening slot of groove ditch are less than wear-resisting 402 diameter of rod, the groove ditch 401 be upper bottom upward
Isosceles trapezoid shape, the wear-resisting rod 402 is fastened in groove ditch 401, and wear-resisting 402 bottom of rod is by elastic device 403
Support, the top surface of the wear-resisting rod 402 and the curved surface of rotor body 1 coincide.When the groove width that is open is less than wear-resisting 402 diameter of rod,
It can guarantee that wear-resisting rod 402 will not fall off out of groove, reversed elastic force can be made to wear-resisting rod 402 by elastic device 403,
It can be very good to guarantee being bonded for wear-resisting rod 402 and pump chamber.
As shown in figure 4, the elastic device 403 is by 414 groups of connecting plate 413 and its several compressed springs being fixed in the above
At.
As shown in Figure 2 and Figure 3, the fluid inlet direction of the meshing-body 4 is provided with several smaller deflector holes 415, described to nibble
The fluid outlet direction of zoarium 4 is provided with several larger deflector holes 415, and the deflector hole 415 is communicated with 401 lower part of groove ditch
Connection, by the way that deflector hole 415 is arranged, when fluid in gap from when entering in groove ditch 401, centripetal force when being rotated by rotor
Fluid can be thrown away from deflector hole 415, avoid saving bit by bit its working efficiency of larger impact.
As one embodiment, 415 quantity of deflector hole is 2 ~ 6.
As shown in figure 5, several threaded holes are provided on 4 side of meshing-body, it is right on the convex surface 2 of the rotor body 1
Position is answered to be also equipped with threaded hole, the fixing bolt 417 passes through 416 fixed engagement body 4 of screw hole and rotor body 1.Pass through
Meshing-body 4 can be very firmly fixed on 1 convex surface 2 of rotor body by fixing bolt 417.
As shown in figure 5, being correspondingly arranged on the bolt slot 418 for hiding nuts, the bolt slot on the meshing-body 4
418 adaptations fixing bolt 417.By the way that bolt slot 418 is arranged on meshing-body 4, can be very good hidden by fixing bolt 417
In hiding to bolt slot 418,417 influence rotors of fixing bolt outstanding is avoided to rotate in pump chamber.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Finally, it should be noted that present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.It is excellent
The details that embodiment is all there is no detailed descriptionthe is selected, is not limited the invention to the specific embodiments described.Obviously, root
According to the content of this specification, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to
The principle of the present invention and practical application are preferably explained, so that skilled artisan be enable to better understand and utilize
The present invention.The invention is limited only by the claims and the full scope thereof and equivalents thereof.
Claims (10)
1. a kind of anti-wear rotor, the rotor body including being provided with several convex surfaces is provided among the rotor body and turns
Central spindle, it is characterised in that：The convex surface top surface of the rotor body be it is planar, it is detachable on the convex surface to be provided with engagement
Body.
2. a kind of anti-wear rotor according to claim 1, it is characterised in that：The meshing-body is shape and rotor sheet
The arc body of occlusion is thought in body concave surface, and fluted ditch is arranged in the curved surface top of the meshing-body, roller setting in the groove ditch
There is wear-resisting rod, the wear-resisting rod bottom is provided with elastic device support.
3. a kind of anti-wear rotor according to claim 2, it is characterised in that：The meshing-body is identical by two shapes
Spliceosome A and spliceosome B composition, the side the spliceosome A be fixedly installed several inserted links, the inserted link end setting is limited
Position hole, the spliceosome B corresponding position be provided with quantity it is identical for inserted link insertion slot, if the limited screw by across
The fixed spliceosome A and spliceosome B of the limit hole of dry inserted link end, the limited screw other end pass through nut lock
Extremely.
4. a kind of anti-wear rotor according to claim 3, it is characterised in that：The spliceosome A side bottom setting
There is the splash guard of protrusion, the spliceosome B corresponding position is provided with the groove hole of fitting projection, and the splash guard, groove cheat table
Face is provided with plastic cement water blocking layer.
5. a kind of anti-wear rotor according to claim 3, it is characterised in that：The spliceosome A, the side spliceosome B
The notch at top forms groove ditch, and the width of the groove ditch top opening slot is less than wear-resisting rod diameter.
6. a kind of anti-wear rotor according to claim 2, it is characterised in that：The elastic device by connecting plate and its
Several compressed springs composition being fixed in the above.
7. a kind of anti-wear rotor according to claim 2, it is characterised in that：The fluid inlet direction of the meshing-body
Several smaller deflector holes are provided with, the fluid outlet direction of the meshing-body is provided with several larger deflector holes, the deflector hole
It is connected with groove ditch lower part.
8. a kind of anti-wear rotor according to claim 7, it is characterised in that：The water conservancy diversion hole number is 2 ~ 6.
9. a kind of anti-wear rotor according to claim 3, it is characterised in that：If being provided on the engagement body side surface
Dry threaded hole, corresponding position is also equipped with threaded hole on the convex surface of the rotor body, and the fixing bolt is solid across screw hole
Determine meshing-body and rotor body.
10. a kind of anti-wear rotor according to claim 3, it is characterised in that：It is correspondingly arranged on the meshing-body
For hiding the bolt slot of nuts, the bolt slot is adapted to anchor stud head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941905.7A CN108825490A (en) | 2018-08-17 | 2018-08-17 | A kind of anti-wear rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941905.7A CN108825490A (en) | 2018-08-17 | 2018-08-17 | A kind of anti-wear rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108825490A true CN108825490A (en) | 2018-11-16 |
Family
ID=64150279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810941905.7A Pending CN108825490A (en) | 2018-08-17 | 2018-08-17 | A kind of anti-wear rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825490A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340103A (en) * | 2018-11-23 | 2019-02-15 | 艾迪机器(杭州)有限公司 | A kind of special-shaped end face compensation elastomer lobed rotor pump |
| CN109340110A (en) * | 2018-11-23 | 2019-02-15 | 艾迪机器(杭州)有限公司 | A kind of end face wear-resisting type elastic composite rotor and its elastomer production mould |
| CN113217267A (en) * | 2021-06-08 | 2021-08-06 | 中国地质大学（北京） | All-metal high-temperature-resistant cycloid type downhole motor |
-
2018
- 2018-08-17 CN CN201810941905.7A patent/CN108825490A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340103A (en) * | 2018-11-23 | 2019-02-15 | 艾迪机器(杭州)有限公司 | A kind of special-shaped end face compensation elastomer lobed rotor pump |
| CN109340110A (en) * | 2018-11-23 | 2019-02-15 | 艾迪机器(杭州)有限公司 | A kind of end face wear-resisting type elastic composite rotor and its elastomer production mould |
| CN113217267A (en) * | 2021-06-08 | 2021-08-06 | 中国地质大学（北京） | All-metal high-temperature-resistant cycloid type downhole motor |
| CN113217267B (en) * | 2021-06-08 | 2022-02-11 | 中国地质大学（北京） | All-metal high-temperature-resistant cycloid type downhole motor |
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