CN209115330U - A kind of motor Contiuum type vane pump - Google Patents
A kind of motor Contiuum type vane pump Download PDFInfo
- Publication number
- CN209115330U CN209115330U CN201821387121.6U CN201821387121U CN209115330U CN 209115330 U CN209115330 U CN 209115330U CN 201821387121 U CN201821387121 U CN 201821387121U CN 209115330 U CN209115330 U CN 209115330U
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- vane pump
- bearing bracket
- motor
- end bearing
- drive end
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Abstract
The utility model discloses a kind of motor Contiuum type vane pumps, including vane pump and driving motor；The driving motor includes drive end bearing bracket and the drive shaft for stretching out the drive end bearing bracket；The vane pump includes the shell with the drive end bearing bracket in one；Leakage-proof structure is equipped between the drive shaft and the drive end bearing bracket；The leakage-proof structure includes primary seal circle and several oil leak holes for being arranged on the drive end bearing bracket and being positioned between the primary seal circle and the driving motor, and the oil leak hole is in communication with the outside.By the leakage-proof structure, when there is hydraulic fluid leak, the hydraulic oil of leakage can block completely negative effect of the hydraulic fluid leak to driving motor by being discharged in the leak.Meanwhile the hydraulic oil from the oil leak hole outflow simultaneously produce primary seal circle failure prompt, so that device is repaired in time.
Description
Technical field
The utility model relates to a kind of vane pumps, more particularly to a kind of motor integration hydraulic vane pump.
Background technique
Vane pump is a kind of structure type of hydraulic pump, has many advantages, such as that discharge uniformity is good, noise is lower, therefore is obtained
It is widely applied.Chinese utility model patent document if notification number is CN85200887U discloses a kind of vane pump, including
Pump cover, side plate, stator, blade, rotor, pressure side plate, the pump housing, main shaft, axle end sealing device.Currently, vane pump is as one
Independent Hydraulic power units need to connect composition motor-hydraulic pump by its overhanging pump shaft with independent motor or internal combustion engine
Unit composition hydraulic power unit works, and this connection needs the devices such as shaft joint, pump bracket, due to that need to pass through shaft joint etc.
Attachment connection, entire hydraulic power unit axial length will be very long.Especially because also being deposited by the connection of the attachmentes such as shaft joint
The defects of structure is complicated, noise, the disadvantages of axis stretches place there is also external leakages.Notification number is the Chinese invention of CN1928365A
Patent document discloses a kind of blade pump for hydraulic engine of plate centrifugal auxiliary pump with holes, and the purpose is to directly be driven by machine winding
The dynamic blade pump rotor to combine as a whole with rotor makes electric energy be converted into hydraulic energy output, is equipped with motor in pump case
Stator is equipped with machine winding in motor stator, is evenly equipped with rotor bar in rotor, respectively there are an end in rotor two sides
Ring is equipped with rotor set inside rotor, and rotor pressing plate tightens together with rotor set, rotor set
Inside is equipped with Solid Self-lubricant Bearing, and rotor is supported on main side by Solid Self-lubricant Bearing and covers, and rotor set is logical
The first spline, the connection of round nut main shaft are crossed, the right end of main shaft is connect by the second spline with blade pump rotor, left side valve plate,
Blade pump stator, right side valve plate are pressed on main cover internal by oil outlet gland, and oil outlet gland is connect with main side lid, main
Inlet port is offered on end cap, oil outlet is offered on oil outlet gland, and pump case inner surface offers axial logical oil groove.Similarly
There are also the Chinese invention patent documents that notification number is CN101255868A to disclose a kind of embedded vane pump of motor, rotor
By in the sliding bearing of rotor set, the first spline and main shaft support in the rolling bearing and right flow lid in pump cover,
Pump heart rotor is connect with main shaft, is pumped and has been uniformly arranged female blade and blades in heart rotor, and it is fixed that pump heart rotor exterior is equipped with the pump heart
Son, pump heart stator and left flow lid, right flow lid are mounted in pump heart seat by positioning pin and gland, and motor stator is fitted in pump
In shell.There are also the Chinese invention patent documents that notification number is CN102628464A to disclose a kind of integrated electric motor blade pump liquid again
Pressure power unit, rotor and rotor set, main shaft connect into rotor block by pin, screw, and by sliding in pump heart seat
On pump postoperculum and pump heart seat, vane pump is connect with main shaft by spline two groups of roller bearings in bearing and pump postoperculum,
Vane pump is through oil outlet gland, screw, washer and pump front cover in pump heart seat, and motor stator is fitted in base, before pump
Lid and pump postoperculum are fixed on base, and base is fixed on the support of box house, the oil outlet and oil outlet gland of hydraulic pump
Inner flow passage communicate, oil outlet gland is connected by high-pressure oil pipe with the oil path block on cabinet.There are also notification numbers again is
The Chinese invention patent document of CN103047134A discloses a kind of non-oil-immersed type blade pump for hydraulic engine of air gap, rotor with
Main shaft press fitting is integral, and is supported on shell and inner end cap by first bearing and second bearing, and vane pump pump core passes through flower
Key is connect with main shaft, and in pump core seat, motor stator is fitted on the inner hole of shell vane pump pump core, and shell is equipped with oil inlet
Mouth, annular channel, coolant flow channel, main shaft are equipped with spindle hole, orifice plate centrifugal pump.There are also notification numbers again is
The Chinese invention patent document of CN103062160A discloses a kind of monoblock type motor-driven vane pump hydraulic power unit, and motor turns
Son and main shaft press fitting are integral, and are supported on pump seat and cabinet by first bearing and second bearing, and high pressure vane pump core is logical
It crosses spline to connect with main shaft, in pump seat, motor stator is fitted on the inner hole of cabinet high pressure vane pump core.Box house oil
Liquid enters the oil sucting cavity of high pressure vane pump pump by big oilhole on pump seat and small oilhole, the oil-discharging cavity of high pressure vane pump core with go out
The oil outlet of hydraulic fluid port gland communicates, and exports high pressure oil.Hydraulic system oil return flows back to cabinet through cooling tube, oil return pipe by oil return opening
It is interior.Above-mentioned in order to solve technical solution used by blade pump unit connection bring defect seperated with motor is by blade
It pump unit and is integrated into the rotor of motor.Although such technical solution preferably solves the integral type of vane pump and motor
Connectivity problem also preferably solves two axis concentric problems.But these technical solutions are more demanding to technique.Especially by leaf
When piece pump is incorporated into rotor, the requirement to vane pump Leakage will be more stringent, cause to seriously affect to reliability,
Also very big influence is caused to the maintenance in later period.
Utility model content
The utility model in view of the defects existing in the prior art, provides a kind of motor Contiuum type vane pump, it is intended to by another
A kind of mode makes blade pump case and motor front end cover carry out integration motor combination integrated with vane pump progress,
Make vane pump main part be completely contained in motor front end cover to be formed in a shoe cream room, is effectively reduced the vibration of vane pump generation
And noise.But the technical solution and the prior art have that the same i.e. pressure oil leaks the negative shadow generated to driving motor
It rings.The utility model is by except conventional sealing, that is, using outside stifled measure, thin method more being carried out by oil leak hole.This skill
Art scheme not only effectively solves the technical issues of pressure oil leakage of the existing technology adversely affects driving motor, together
When also provide sealing ring failure effective prompt.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of motor Contiuum type vane pump,
Including vane pump and driving motor；The driving motor includes drive end bearing bracket and the drive shaft for stretching out the drive end bearing bracket；The blade
Pump includes the shell with the drive end bearing bracket in one；Leakage-proof structure is equipped between the drive shaft and the drive end bearing bracket；Institute
Leakage-proof structure is stated to include primary seal circle and be arranged on the drive end bearing bracket and be positioned at the sealing ring and the driving motor
Between several oil leak holes, the oil leak hole is in communication with the outside.By the leakage-proof structure, when there is hydraulic fluid leak, leakage
Hydraulic oil can block completely influence of the hydraulic fluid leak to driving motor by being discharged in the leak.Meanwhile this is hydraulic
Oil from the oil leak hole outflow simultaneously produce primary seal circle failure prompt, so that device is repaired in time.Blade pump case
Body and motor front end cover carry out integration, so that vane pump main part is completely contained in motor front end cover and form a shoe cream room
It is interior, it is effectively reduced the vibration and noise of vane pump generation.
Further, the oil leak hole is in circumferential uniformly distributed.So that can provide leak pressure oil in drive end bearing bracket all directions
Excretion, facilitates vane pump to be installed and used at different angles, improves the versatility of vane pump.
In order to carry out the effective position of circumferential and axial to vane pump, specifically, the vane pump includes front side board；Institute
It states and is equipped with positioning pin between front side board and the drive end bearing bracket.The structure to be formed between front side board and the inner face of drive end bearing bracket
The oil suction chamber of vane pump.
Preferably, the vane pump includes rear end cap；It includes the blade that the rear end cap and the drive end bearing bracket, which are formed,
Pump the shoe cream room of main part.The rear end cap carries out high pressure that is effectively fixed and forming high pressure oil output to vane pump main part
Oil pocket and high pressure oil oil outlet.Meanwhile the structure makes the repair demolition of vane pump provide significantly more efficient process structure.
Further, preferably, further including a seal cartridge；The seal cartridge and the drive shaft are coaxially embedded
On the inner face of the drive end bearing bracket, the primary seal circle is arranged between the seal cartridge and the drive shaft.Pass through setting
The leakage-proof structure of the seal cartridge can first pass through pull-out seal cartridge, then carry out primary seal circle when replacing primary seal circle
Replacement makes maintenance become more convenient.
The utility model is by the leakage-proof structure, and when there is hydraulic fluid leak, the hydraulic oil of leakage can pass through the leakage
It is discharged in hole, has blocked negative effect of the hydraulic fluid leak to driving motor completely.Meanwhile the hydraulic oil is from the stream of the oil leak hole
The prompt of primary seal circle failure is produced, simultaneously out so that device is repaired in time.Blade pump case and motor front end cover into
Row integration makes vane pump main part be completely contained in motor front end cover and is formed in a shoe cream room, is effectively reduced leaf
The vibration and noise that piece pump generates.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is blade pump portion enlarged view in Fig. 1；
Fig. 3 is the structural schematic diagram in the utility model with another leakage-proof structure；
Fig. 4 is blade pump portion enlarged view in Fig. 3；
Fig. 5 is the schematic diagram of the section structure of seal cartridge in the utility model leakage-proof structure；
Fig. 6 is the schematic view of the front view of seal cartridge in the utility model leakage-proof structure.
Wherein: vane pump 1, pump stator 11, pump rotor 12, blade 13, front side board 14, oil-sucking hole 141, back side panel 15, height
Pressure oil hole 151, rear end cap 16, oil outlet 161, driving motor 2, drive end bearing bracket 21, inner face 211, interior end slot 212, drive shaft 22,
Leakage-proof structure 23, primary seal circle 231, oil leak hole 232, circumferential wall 24, oil inlet 241, seal cartridge 25, end face annular groove 251,
End-face seal ring 252, fixation hole 253, disassembly fabrication hole 254, shoe cream room 26.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
It is described below for disclosing the utility model so that those skilled in the art can be realized the utility model.It retouches below
Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It is retouched following
The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, etc. Tongfangs
The other technologies scheme of case and the spirit and scope without departing from the utility model.
It will be understood by those skilled in the art that in the exposure of the utility model, term " longitudinal direction ", " transverse direction ", "upper",
The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
Above-mentioned term should not be understood as limiting the present invention.
It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment,
The quantity of one element can be one, and in a further embodiment, the quantity of the element can be it is multiple, term " one " is no
It can be interpreted as the limitation to quantity.
In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine
Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For
For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
Referring to Fig. 1 and Fig. 2, a kind of motor Contiuum type vane pump, including driving motor 2 and vane pump 1.The driving motor 2
Including a drive end bearing bracket 21 and extend the drive shaft 22 of drive end bearing bracket 21.The outer rim of the drive end bearing bracket 21 is in extend outward to form one to include
The circumferential wall 24 of 1 main part of vane pump.The circumferential direction wall 24 is formed as the shell of vane pump 1.The vane pump 1 includes pump stator
11, pump rotor 12, blade 13, front side board 14, back side panel 15 and rear end cap 16.It is equipped in the horizontal two sides of the circumferential direction wall to convex
Circular arc mounting portion out, the pump stator 11 are equipped in the mounting portion in circumferential wall 24, the front side board 14 and back side panel
15 are connected to the front and rear sides of pump stator 11.Pump rotor 12 is located in the inner cavity of the pump stator 11 and is connected to driving
On axis 22, blade 13 is uniformly arranged in the blade slide (not showing on figure) of pump rotor 12 in circumferential.Pump rotor 12 receives driving
The driving of motor 2.The vane pump 1 is located on the drive end bearing bracket 21 by the positioning pin between the front side board 14 and circumferential wall 14.
The rear end cap 16 of the vane pump 1 is positioned at the outside of back side panel 15 and is connected to the outer of the circumferential wall 24 of drive end bearing bracket 21
End.The main part of vane pump 1 including pump stator 11, pump rotor 12 and front side board 14 is all contained in the circumferential direction of the drive end bearing bracket 21
In wall 24, the outer peripheral surface of pump stator 11 cooperates in the mounting portion inner peripheral surface of circumferential wall 24, forms the inner face with drive end bearing bracket 21
211 and circumferential wall 24 26 space of shoe cream room in-between.After shoe cream room 26 is full of oil, including pump stator 11, pump rotor 12
It is located in the shoe cream room 26 with the main part sub-dip of the vane pump 1 of front side board 14, the noise and vibration generate to vane pump 1 is formed
Effective isolation.The oil inlet 241 being connected to the shoe cream room 16 is equipped on circumferential wall 24.Oil outlet is equipped on rear end cap 16
164.The oil-sucking hole 141 being connected to the shoe cream room 26 for sucking hydraulic oil is equipped on the front side board 14.On back side panel 15
Equipped with the high pressure oil hole 151 for being used to pump out high pressure oil being connected to oil outlet 161.
Axis hole and drive shaft 22 among the drive end bearing bracket 21 are in clearance fit, are set between the drive end bearing bracket 21 and drive shaft 22
There is a leakage-proof structure 23.The leakage-proof structure 23 includes end slot 212 in one be equipped on the inner face 211 in the axis hole region
And the primary seal circle 231 being set in interior end slot 212 between drive shaft 22 and drive end bearing bracket 21.The primary seal circle is opening direction
The C-shaped sealing ring of shoe cream room 26, and wire loop is equipped on the inner ring of C-shaped sealing ring opening.Primary seal circle in interior end slot 212
231 form sealing between drive shaft 22 and drive end bearing bracket 21, prevent hydraulic fluid leak in shoe cream room 26.
In particular, the leakage-proof structure 23 further includes the oil leak hole 232 radially extended being arranged on the drive end bearing bracket 21.
There are six the oil leak holes 232, and in circumferential uniformly distributed.The oil leak hole 232 is positioned between interior end slot 212 and driving motor 2.Work as master
When sealing ring 231 fails, the setting of the oil leak hole 232 is so that work as axis of the hydraulic oil in shoe cream room 26 from the drive end bearing bracket 21
It can be discharged from the oil leak hole 232 when being leaked in hole.The hydraulic oil produces primary seal circle from the outflow of the oil leak hole 232 simultaneously
The prompt of failure, so that device is repaired in time.
Referring to Fig. 3 ~ Fig. 6, as further technical solution, which further includes being embedded in the drive end bearing bracket 21
In seal cartridge 25.At this point, interior end slot 212 is arranged on the end face of the seal cartridge 25.The seal cartridge 25 relatively before
21 end of end cap is equipped with end face annular groove 251, and end-face seal ring 252 is equipped in the end face annular groove 251, is formed between drive end bearing bracket 21
Axial seal.Interior end slot 212 is arranged on the other end of the seal cartridge 25.In the end face of the seal cartridge 25
Outer place of end slot 212 is equipped with circumferentially uniformly distributed fixation hole 253 and disassembly fabrication hole 254.The seal cartridge 25 is fixed by this
Hole 253 and screw are fixed on front end.The fixation hole 253 and the disassembly alternate arrangement of fabrication hole 254.In the disassembly fabrication hole 254
In be equipped with screw thread.The leakage-proof structure 23 of the structure to bring great convenience when seal failure occur and needing repairing.By
In primary seal circle installation site in the deep of shoe cream room 26, the disassembly for replacing primary seal circle 231 is very difficult.And it should by setting
The leakage-proof structure 23 of seal cartridge 25 can first pass through disassembly fabrication hole 254 and pull out sealing lining when replacing primary seal circle 231
Set 25, then the replacement of primary seal circle 231 is carried out, so that maintenance is become more convenient.
Specific embodiment is to be not intended as one kind to the utility model right to be more clearly understood that the utility model
Limitation, without departing from the purpose of the present invention, can there is various variations, all these to the field skill
Art personnel obviously modify and are included within the scope of present claims.
Claims (9)
1. a kind of motor Contiuum type vane pump, including vane pump and driving motor；The driving motor includes drive end bearing bracket and stretching
The drive shaft of the drive end bearing bracket；It is characterized by: the vane pump includes the shell with the drive end bearing bracket in one；In the drive
Leakage-proof structure is equipped between moving axis and the drive end bearing bracket；The leakage-proof structure includes primary seal circle and is arranged in the front end
Several oil leak holes for covering and being positioned between the primary seal circle and the driving motor, the oil leak hole are in communication with the outside.
2. motor Contiuum type vane pump according to claim 1, it is characterised in that: the oil leak hole is in circumferential uniformly distributed.
3. motor Contiuum type vane pump according to claim 1 or 2, it is characterised in that: the vane pump includes front side board；
Positioning pin is equipped between the front side board and the drive end bearing bracket.
4. motor Contiuum type vane pump according to claim 1 or 2, it is characterised in that: the vane pump includes rear end cap；
The rear end cap and the drive end bearing bracket form the shoe cream room comprising the vane pump main part.
5. motor Contiuum type vane pump according to claim 3, it is characterised in that: the vane pump includes rear end cap；Institute
It states rear end cap and the drive end bearing bracket forms the shoe cream room comprising the vane pump main part.
6. motor Contiuum type vane pump according to claim 1 or 2, it is characterised in that: further include a seal cartridge；It is described
Seal cartridge and the drive shaft are coaxially embedded on the inner face of the drive end bearing bracket, and the primary seal circle is arranged in the sealing
Between bushing and the drive shaft.
7. motor Contiuum type vane pump according to claim 3, it is characterised in that: further include a seal cartridge；It is described close
Envelope bushing and the drive shaft are coaxially embedded on the inner face of the drive end bearing bracket, and the primary seal circle is arranged in the sealing lining
Between set and the drive shaft.
8. motor Contiuum type vane pump according to claim 4, it is characterised in that: further include a seal cartridge；It is described close
Envelope bushing and the drive shaft are coaxially embedded on the inner face of the drive end bearing bracket, and the primary seal circle is arranged in the sealing lining
Between set and the drive shaft.
9. motor Contiuum type vane pump according to claim 5, it is characterised in that: further include a seal cartridge；It is described close
Envelope bushing and the drive shaft are coaxially embedded on the inner face of the drive end bearing bracket, and the primary seal circle is arranged in the sealing lining
Between set and the drive shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821387121.6U CN209115330U (en) | 2018-08-28 | 2018-08-28 | A kind of motor Contiuum type vane pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821387121.6U CN209115330U (en) | 2018-08-28 | 2018-08-28 | A kind of motor Contiuum type vane pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115330U true CN209115330U (en) | 2019-07-16 |
Family
ID=67197450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821387121.6U Active CN209115330U (en) | 2018-08-28 | 2018-08-28 | A kind of motor Contiuum type vane pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209115330U (en) |
-
2018
- 2018-08-28 CN CN201821387121.6U patent/CN209115330U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200426 Address after: 317317 No.48, Tangdeng Road, Baita District, Xianju Economic Development Zone, Taizhou City, Zhejiang Province Patentee after: Taizhou Hongyi Hydraulic Servo Technology Co., Ltd Address before: 317300, No. 31, Chengbei West Road, Taizhou County, Xianju, Zhejiang Patentee before: Wang Hongji |
|
| TR01 | Transfer of patent right |