CN110094627A - A kind of electronics lubricating oil pump - Google Patents
A kind of electronics lubricating oil pump Download PDFInfo
- Publication number
- CN110094627A CN110094627A CN201910455024.9A CN201910455024A CN110094627A CN 110094627 A CN110094627 A CN 110094627A CN 201910455024 A CN201910455024 A CN 201910455024A CN 110094627 A CN110094627 A CN 110094627A
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- CN
- China
- Prior art keywords
- pump
- hole
- fastener
- lubricating oil
- rotor
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N13/20—Rotary pumps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Abstract
The present invention discloses a kind of electronics lubricating oil pump, including the pump housing, motor and flanged joint seat for connecting the pump housing and motor, the pump housing is detachably connected on second pump at the first pump both ends by the first pump and respectively and third pump is composed, internal rotor and outer rotor complement each other to form oil sucting cavity and pumping cavity, the oil inlet of connection oil sucting cavity is offered on the end face of second pump, the oil outlet of connection pumping cavity is offered on the end face of third pump, offers a delivery outlet being connected to oil outlet in the circumferential direction of flanged joint seat.Its split type pump housing of the invention makes rotor easy to assembly, and the delivery outlet for being connected to the oil outlet of the pump housing is offered on flanged joint seat, makes flanged joint seat that can play fixed electronics lubricating oil pump but also will pump intracorporal machine oil output by delivery outlet.
Description
Technical field
The present invention relates to cycloid gear oil pump technology fields, and in particular to a kind of electronics lubricating oil pump.
Background technique
Cycloid gear pump is to realize oil suction pressure oil, cycloid tooth in the prior art using the variation of between cog sealed volume
Its oil inlet of wheel pump and oil outlet are arranged on the side of oil pump mostly, this allows for when in use being usually mounted in equipment
Outside on and need to be connected to by oil inlet pipe with flowline, will affect to a certain extent the equipment of application compactedness and
Aesthetics, and the pipeline of a more connection will increase some unstable factors to the use of oil pump.In addition, existing technology
In cycloid gear pump be not to adopt a split structure design mostly, the assembly of each section component is more not easy, and certain
It is caused in degree difficult in maintenance.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of electronics lubricating oil pump, the split type pump housing makes rotor
It is easy to assembly, and the delivery outlet for being connected to the oil outlet of the pump housing is offered on flanged joint seat, it play flanged joint seat can solid
The effect for determining electronics lubricating oil pump can will pump intracorporal machine oil output by delivery outlet again.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
A kind of electronics lubricating oil pump, including the pump housing, motor and flanged joint seat for connecting the pump housing and motor, the pump housing is by the first pump
The second pump and third pump for being detachably connected on the first pump both ends respectively are composed, and rotor accommodating is offered in the first pump
Hole is equipped with the outer rotor of adaptation in rotor accommodating hole, in outer rotor eccentric setting have can with outer rotor it is mutually matched in turn
Son is arranged with the drive shaft of driving internal rotor rotation at the axle center of internal rotor, and drive shaft one end is connected on the second pump, another
End is connected to third pump above and end is pierced by third and pumps and be connected with the output shaft of motor, is equipped between the second pump and the first pump
Pin hole location fit structure, third pump are equipped with boss that is compatible with rotor accommodating hole, can extending into rotor accommodating hole,
Fastener hole is offered on second pump, the first pump and third pump coaxial position, it can be by second by locking fastener in fastener hole
Pump, the first pump and third pump are stably locked in together and guarantee the assembly precision of the second pump, the first pump and third pump, internal rotor
Oil sucting cavity and pumping cavity are complemented each other to form with outer rotor, the oil inlet of connection oil sucting cavity is offered on the end face of the second pump, the
Oil outlet that connection pumping cavity is offered on the end faces of three pumps offers one in the circumferential direction of flanged joint seat and is connected to oil outlet
Delivery outlet.
Further, the drive shaft and the junction of the second pump and third pump are nested with copper bush to improve drive shaft
Wear resistance.
Further, the side of opposite first pump of second pump is equipped with the first positioning pin, and offering on the first pump can be with
The side of the first positioning hole that first positioning pin matches, opposite second pump of the first pump is equipped with the second positioning pin, and second pumps
Offer the second location hole that can be matched with the second positioning pin.
Further, the fastener hole includes the first fastener hole and the second fastener hole, the fastener side of locking of the first fastener hole
Side is pumped second to setting, the fastener of the second fastener hole locks direction setting and pumps side in third.
Further, first fastener hole lower end enables to pass through the pump housing by fastener and is locked in the pump housing in open state
On flanged joint seat.
Further, the fastener is screw or bolt.
Further, the eccentric distance L of the internal rotor and outer rotor is 1.9mm ± 0.02mm.
Further, a circular hole is offered at flanged joint seat axle center, the output shaft and driving the tip of the axis of motor are equal
It extend into the circular hole of flanged joint seat and is linked together by coupling sleeve.
Electronics lubricating oil pump of the present invention, has the advantages that
1, the pump housing pumps by the first pump, the second pump and third and to form split type pump body structure, makes convenient for will be mutually matched
Internal rotor and outer rotor are assembled in the pump housing, and by being equipped with pin hole location fit structure and the between the second pump and the first pump
Three pumps are equipped with, the boss that can extend into rotor accommodating hole compatible with rotor accommodating hole, and the second pump, the first pump and
On third pump coaxial position the fastener hole that opens up lock fastener guarantee the assembly precision of the second pump, the first pump and third pump with
And the leakproofness that second pumps, first pumps between third pump.
2, the oil inlet of the pump housing and oil outlet are provided with respectively on the second pump of the pump housing and the end face of third pump, flanged joint
A delivery outlet being connected to oil outlet is offered in the circumferential direction of seat.It is used when the electronics lubricating oil pump to be installed on gearbox, because
For the electronics lubricating oil pump oil inlet and delivery outlet be respectively formed on the end face of the second pump and flanged joint seat on so that pacifying
It can will be electric and opening up a through-hole being connected with the machine oil accumulator tank in gear box on gear box when dress
The pump housing of handset oil pump is directly protruding into gear box to reduce the occupied space of electronics lubricating oil pump, then passes through flanged joint
Electronics lubricating oil pump is locked on the side of gear box by seat, and flanged joint seat not only acts as the work of fixed electronics lubricating oil pump
With, play the role of exporting machine oil by delivery outlet, and fix electronics lubricating oil pump using structures such as fixed brackets without additional,
So that the overall construction design of gearbox is become possibility at more compact, and because delivery outlet is to be located at flange company when installation
On joint chair, the pump housing is directly protruding into gear box, and its oil inlet directly with the machine in gear box
Oily accumulator tank is connected, and also saves an oil inlet pipe, reduces use cost, improves stability in use, and convenient for safeguarding.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the embodiment of the present invention.
Fig. 2 is the overall structure cross-sectional view of the embodiment of the present invention.
Fig. 3 is the schematic perspective view of the pump housing of the embodiment of the present invention.
Fig. 4 is the stereochemical structure decomposing schematic representation of the pump housing of the embodiment of the present invention.
Fig. 5 is the stereochemical structure decomposing schematic representation of another angle of the embodiment of the present invention.
Fig. 6 is the bottom view of Fig. 3.
Fig. 7 is the A-A cross-sectional view in Fig. 6.
Fig. 8 is the B-B cross-sectional view in Fig. 6.
Fig. 9 is the C-C cross-sectional view in Fig. 6.
Figure 10 is the first pump of the embodiment of the present invention and the assembling schematic diagram of internal rotor and outer rotor.
Label declaration:
1, the pump housing, 2, motor, 3, flanged joint seat, the 11, first pump, the 12, second pump, 13, third pump, 14, outer rotor,
15, internal rotor, 16, drive shaft, 17, copper bush, the 18, first fastener hole, the 19, second fastener hole, 31, delivery outlet, 32, connecting shaft
Set, 111, rotor accommodating hole, 112, first positioning hole, the 113, second positioning pin, 121, oil inlet, the 122, first positioning pin,
123, second location hole, 131, boss, 132, oil outlet.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Attached drawing 1 is please referred to attached drawing 10, in the present embodiment, a kind of electronics lubricating oil pump, including the pump housing 1, motor 2 and for connecting
Connect the flanged joint seat 3 of the pump housing 1 Yu motor 2, the pump housing 1 is detachably connected on the of 11 both ends of the first pump by the first pump 11 and respectively
Two pumps 12 and third pump 13 are composed, and are offered rotor accommodating hole 111 in the first pump 11, are equipped in rotor accommodating hole 111
The outer rotor 14 of adaptation, in outer rotor 14 eccentric setting have can with the mutually matched internal rotor 15 of outer rotor 14, internal rotor 15
The drive shaft 16 of a driving internal rotor 15 rotation is arranged at axle center, 16 one end of drive shaft is connected on the second pump 12, the other end
It is connected on third pump 13 and end is pierced by third pump 13 and is connected with the output shaft of motor 2, the second pump 12 and the first pump 11
Between be equipped with pin hole location fit structure, third pump 13 be equipped with it is compatible with rotor accommodating hole 111, can extend into rotor appearance
The boss 131 in hole 111 is set, second the 12, first pump 11 of pump and third pump and offer fastener hole on 13 coaxial positions, by tight
Fastener is locked in solid hole can be stably locked in second the 12, first pump 11 of pump and third pump 13 together and guarantee the second pump
12, the assembly precision of the first pump 11 and third pump 13, internal rotor 15 and outer rotor 14 complement each other to form oil sucting cavity and pumping cavity,
The oil inlet 121 of connection oil sucting cavity is offered on the end face of second pump 12, offers connection pumping cavity on the end face of third pump 13
Oil outlet 132, offer a delivery outlet 31 being connected to oil outlet 132 in the circumferential direction of flanged joint seat 3.In the present embodiment,
Rotor specific structure and working principle in the pump housing 1 are the prior art, and details are not described herein, can refer to pendulum in the prior art
Line gear oil pump.In the present embodiment, the pump housing 1 forms split type pump body structure by first the 11, second pump 12 of pump and third pump 13,
Make convenient for mutually matched internal rotor 15 and outer rotor 14 to be assembled in the pump housing 1, and by the second pump 12 with first pump 11 it
Between be equipped with pin hole location fit structure and third pump 13 be equipped with it is compatible with rotor accommodating hole 111, rotor can be extend into
Boss 131 in accommodating hole 111, and the fastener hole lock opened up on 13 coaxial positions is pumped in second the 12, first pump 11 of pump and third
Enter fastener to guarantee the assembly precision and second the 12, first pump of pump 11 and the of the second pump 12, first pump 11 and third pump 13
Leakproofness between three pumps 13, and in the present embodiment, the oil inlet 121 and oil outlet 132 of the pump housing 1 are provided with the pump housing 1 respectively
On the end face of second pump 12 and third pump 13, a delivery outlet being connected to oil outlet 132 is offered in the circumferential direction of flanged joint seat 3
31.One of application scenarios of the present embodiment are that the electronics lubricating oil pump is installed on gearbox to use, because of the electronic machine
The oil inlet 121 and delivery outlet 31 of oil pump be respectively formed on the end face of the second pump 12 and flanged joint seat 3 on so that installing
When can be and opening up a through-hole being connected with the machine oil accumulator tank in gear box on gear box by electronics
The pump housing 1 of lubricating oil pump is directly protruding into gear box to reduce the occupied space of electronics lubricating oil pump, then passes through flanged joint
Electronics lubricating oil pump is locked on the side of gear box by seat 3, and flanged joint seat 3 not only acts as the work of fixed electronics lubricating oil pump
With also acting as the effect of output machine oil by delivery outlet 31, and fix electronic machine using structures such as fixation brackets without additional
Oil pump, so that the overall construction design of gearbox is become possibility at more compact, and because delivery outlet 31 is to set when installation
On flanged joint seat 3, the pump housing 1 is directly protruding into gear box, and its oil inlet 121 is directly and speed change
Machine oil accumulator tank in box body is connected, and also saves an oil inlet pipe, reduces use cost, improves using stabilization
Property, and it is convenient for safeguarding.
Attached drawing 2 is please referred to, in the present embodiment, it is preferable that the junction of drive shaft 16 and the second pump 12 and third pump 13 is equal
Copper bush 17 is nested with to improve the wear resistance of drive shaft 16.
Attached drawing 4, attached drawing 5 are please referred to, in the present embodiment, it is preferable that the sides of opposite first pump 11 of the second pump 12 are equipped with
First positioning pin 122 offers the first positioning hole 112 that can be matched with the first positioning pin 122 on first pump 11, the first pump 11
The side of opposite second pump 12 is equipped with the second positioning pin 113, offers and can match with the second positioning pin 113 on the second pump 12
Second location hole 123.
Attached drawing 8, attached drawing 9 are please referred to, in the present embodiment, it is preferable that fastener hole includes the first fastener hole 18 and the second fastening
Hole 19, the fastener of the first fastener hole 18 lock direction setting and pump 12 sides second, and the fastener of the second fastener hole 19 is locked
Direction setting pumps 13 sides in third.In the present embodiment, it is preferable that 18 lower end of the first fastener hole makes to pass through fastener in open state
The pump housing 1 can be passed through and the pump housing 1 is locked on flanged joint seat 3.In the present embodiment, it is preferable that fastener is screw or bolt.
It please refers to attached drawing 2, in the present embodiment, the circular hole of both ends perforation, motor 2 is offered at 3 axle center of flanged joint seat
Output shaft and the end of drive shaft 16 extend into the circular hole of flanged joint seat 3 and linked together by coupling sleeve 32.
Please refer to attached drawing 10, in the present embodiment, the eccentric distance L of internal rotor 15 and outer rotor 14 is 1.9mm ± 0.02mm.
In the present embodiment, the first pump 11 can be middle pump, and the second pump 12 can be pump, and third pump 13 can be lower pump,
By being pumped by, it is middle pump and lower pump three mutually closely locking formation one split type body construction.
The above, embodiment are merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned reality
It applies technical solution documented by example to modify, or some technical characteristics therein is equivalently replaced；And these are modified
Or replacement, so that corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, therefore this field is common
Technical staff's every other embodiment obtained without making creative work, belongs to protection model of the invention
It encloses.
Claims (8)
1. a kind of electronics lubricating oil pump, it is characterised in that: including the pump housing (1), motor (2) and for connecting the pump housing (1) and motor (2)
Flanged joint seat (3), the pump housing (1) by first pump (11) and respectively be detachably connected on the first pump (11) both ends second pump
(12) it is composed, is offered rotor accommodating hole (111) in the first pump (11), in rotor accommodating hole (111) with third pump (13)
It is equipped with the outer rotor (14) of adaptation, have can be with outer rotor (14) mutually matched internal rotor for eccentric setting in outer rotor (14)
(15), the drive shaft (16) of a driving internal rotor (15) rotation, drive shaft (16) one end are arranged at the axle center of internal rotor (15)
Be connected on the second pump (12), the other end be connected to third pump (13) on and end be pierced by third pump (13) and with motor (2)
Output shaft is connected, and pin hole location fit structure is equipped between the second pump (12) and the first pump (11), and third pump (13) is equipped with
Boss (131) that is compatible with rotor accommodating hole (111), can extending into rotor accommodating hole (111), the second pump (12), the
Fastener hole is offered on one pump (11) and third pump (13) coaxial position, it can be by the second pump by locking fastener in fastener hole
(12), the first pump (11) and third pump (13) are stably locked in together and guarantee the second pump (12), the first pump (11) and third
The assembly precision of (13) is pumped, internal rotor (15) and outer rotor (14) complement each other to form oil sucting cavity and pumping cavity, the second pump (12)
End face on offer connection oil sucting cavity oil inlet (121), third pump (13) end face on offer connection pumping cavity go out
Hydraulic fluid port (132) offers a delivery outlet (31) being connected to oil outlet (132) in the circumferential direction of flanged joint seat (3).
2. electronics lubricating oil pump according to claim 1, it is characterised in that: the drive shaft (16) and the second pump (12) and the
The junction of three pumps (13) is nested with copper bush (17) to improve the wear resistance of drive shaft (16).
3. electronics lubricating oil pump according to claim 1, it is characterised in that: second pump (12) opposite first pumps (11)
Side is equipped with the first positioning pin (122), and it is fixed that can match with the first positioning pin (122) first is offered on the first pump (11)
The side in position hole (112), opposite second pump (12) of the first pump (11) is equipped with the second positioning pin (113), opens on the second pump (12)
Equipped with the second location hole (123) that can be matched with the second positioning pin (113).
4. electronics lubricating oil pump according to claim 1, it is characterised in that: the fastener hole include the first fastener hole (18) and
Second fastener hole (19), the fastener of the first fastener hole (18) lock direction setting and pump (12) side, the second fastener hole second
(19) fastener locks direction setting and pumps (13) side in third.
5. electronics lubricating oil pump according to claim 4, it is characterised in that: the first fastener hole (18) lower end is in open state
Enable to pass through the pump housing (1) by fastener and the pump housing (1) is locked on flanged joint seat (3).
6. electronics lubricating oil pump according to any one of claims 1 to 5, it is characterised in that: the fastener is screw or bolt.
7. electronics lubricating oil pump according to any one of claims 1 to 5, it is characterised in that: the internal rotor (15) and outer rotor
(14) eccentric distance L is 1.9mm ± 0.02mm.
8. electronics lubricating oil pump according to any one of claims 1 to 5, it is characterised in that: at flanged joint seat (3) axle center
A circular hole is offered, the output shaft of motor (2) and the end of drive shaft (16) are extend into the circular hole of flanged joint seat (3) simultaneously
It is linked together by coupling sleeve (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910455024.9A CN110094627A (en) | 2019-05-29 | 2019-05-29 | A kind of electronics lubricating oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910455024.9A CN110094627A (en) | 2019-05-29 | 2019-05-29 | A kind of electronics lubricating oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110094627A true CN110094627A (en) | 2019-08-06 |
Family
ID=67449595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910455024.9A Pending CN110094627A (en) | 2019-05-29 | 2019-05-29 | A kind of electronics lubricating oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110094627A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152098Y (en) * | 1992-11-12 | 1994-01-05 | 泰兴县东进泵阀厂 | Swing line oil pump |
| CN2396209Y (en) * | 1999-12-03 | 2000-09-13 | 江苏机油泵厂 | Inserted machine oil pump |
| JP2002021744A (en) * | 2000-07-11 | 2002-01-23 | Kayaba Ind Co Ltd | Gear pump fitting structure |
| CN202250816U (en) * | 2011-09-14 | 2012-05-30 | 无锡市东方液压件制造有限公司 | Internal-releasing type two-way oil compensation two-way oil return unloading gear oil pump |
| JP2016205158A (en) * | 2015-04-16 | 2016-12-08 | 日本電産トーソク株式会社 | Electric pump device |
| CN207049583U (en) * | 2017-08-17 | 2018-02-27 | 湖南机油泵股份有限公司 | A kind of dual-rotor structure lubricating oil pump |
| CN210014200U (en) * | 2019-05-29 | 2020-02-04 | 赛默新能源科技(济宁)有限公司 | Electronic engine oil pump |
-
2019
- 2019-05-29 CN CN201910455024.9A patent/CN110094627A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152098Y (en) * | 1992-11-12 | 1994-01-05 | 泰兴县东进泵阀厂 | Swing line oil pump |
| CN2396209Y (en) * | 1999-12-03 | 2000-09-13 | 江苏机油泵厂 | Inserted machine oil pump |
| JP2002021744A (en) * | 2000-07-11 | 2002-01-23 | Kayaba Ind Co Ltd | Gear pump fitting structure |
| CN202250816U (en) * | 2011-09-14 | 2012-05-30 | 无锡市东方液压件制造有限公司 | Internal-releasing type two-way oil compensation two-way oil return unloading gear oil pump |
| JP2016205158A (en) * | 2015-04-16 | 2016-12-08 | 日本電産トーソク株式会社 | Electric pump device |
| CN207049583U (en) * | 2017-08-17 | 2018-02-27 | 湖南机油泵股份有限公司 | A kind of dual-rotor structure lubricating oil pump |
| CN210014200U (en) * | 2019-05-29 | 2020-02-04 | 赛默新能源科技(济宁)有限公司 | Electronic engine oil pump |
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