CN206290431U - A kind of gear pump - Google Patents
A kind of gear pump Download PDFInfo
- Publication number
- CN206290431U CN206290431U CN201621414248.3U CN201621414248U CN206290431U CN 206290431 U CN206290431 U CN 206290431U CN 201621414248 U CN201621414248 U CN 201621414248U CN 206290431 U CN206290431 U CN 206290431U
- Authority
- CN
- China
- Prior art keywords
- pump head
- gear
- motor
- hand member
- pump
- 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.)
- Expired - Fee Related
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- Rotary Pumps (AREA)
Abstract
The utility model discloses a kind of gear pump, it is made up of base, motor, magnetic driver and pump head；Motor, magnetic driver may be contained within base；The right-hand member of motor is provided with power transmission shaft, and magnetic driver is connected by power transmission shaft with motor；Magnetic driver includes outer magnet, inner magnet；Outer magnet is arranged in the middle chamber of protective cover, and the left end of outer magnet is fixedly connected by screw with power transmission shaft；The inside of outer magnet is plugged with separation sleeve；Inner magnet is arranged in the cavity in the middle of separation sleeve；The centre of inner magnet is fixedly installed drive shaft；The right-hand member of drive shaft extends be plugged in pump head forward；Pump head includes pump head protecgulum, pump head bonnet；Drive gear is fixedly installed in drive shaft；Drive gear is meshed with driven gear.The contactless synchronous transmission that the utility model passes through power, it is possible to achieve hermetically sealed, No leakage, the dynamic seal structure of easy leakage is converted into the static sealing structure of zero leakage.
Description
Technical field
The utility model is related to a kind of gear pump, more particularly to a kind of gear pump, belongs to the transmission in mechanical engineering
Equipment technical field.
Background technology
Gear pump is by the swept volume change that is formed between pumping cylinder and meshing gear and mobile convey liquid or make
Supercharging drum pump.Generally two closing spaces, when pinion rotation, gear are constituted by two gears, the pump housing and front and rear covers
The volume in the space of disengagement side becomes big from small, forms vacuum, draws liquid into, and the volume in the space of gear engagement side becomes from big
It is small, and during liquid clamp-oned into pipeline.At present gear pump on the market mostly by fore shell outside driving shaft be directly connected to motor
Realize that power is transmitted, so inevitably producing medium to reveal between axle envelope, the destruction of ecological environment can be caused when serious
And operating personnel damage, and directly influence the service life of pump.
Utility model content
In order to solve the weak point existing for above-mentioned technology, the utility model provides a kind of gear pump.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of gear pump, the bottom of by
Seat, motor, magnetic driver and pump head composition；Motor, magnetic driver may be contained within base；The right-hand member of motor is provided with biography
Moving axis, magnetic driver is connected by power transmission shaft with motor；
Magnetic driver includes outer magnet, inner magnet；Outer magnet is arranged in the middle chamber of protective cover, a left side for outer magnet
End is fixedly connected by screw with power transmission shaft；The inside of outer magnet is plugged with separation sleeve；Separation sleeve is connected with outer magnet in gap；
The right-hand member of separation sleeve is contradicted with the inwall of protective cover after extending laterally and connected；Inner magnet is arranged on the cavity in the middle of separation sleeve
It is interior；
The centre of inner magnet is fixedly installed drive shaft；The right-hand member of drive shaft extends be plugged in pump head forward；Pump head bag
Include pump head protecgulum, pump head bonnet；The right-hand member of protective cover is fixedly connected by screw with pump head bonnet；
Drive gear is fixedly installed in drive shaft；Drive gear is meshed with driven gear；Driven gear is arranged at drive
The lower end of moving gear；The centre of driven gear is plugged with fixing axle；Drive gear and driven gear may be contained within pump head protecgulum and
In the cavity that pump head bonnet is surrounded.
Pump head protecgulum and pump head bonnet are fastenedly connected by screw.Sealing ring is provided between protective cover and pump head bonnet.
The left end of protective cover is fixedly connected by screw with the right-hand member of motor.The right-hand member of power transmission shaft is equipped with bearing.
The contactless synchronous transmission that the utility model passes through power, it is possible to achieve hermetically sealed, No leakage, by easy leakage
Dynamic seal structure is converted into the static sealing structure of zero leakage, so as to thoroughly eliminate the peace that hazardous medium is leaked by pump seal
Full hidden danger.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present utility model.
In figure：1st, base；2nd, motor；3rd, power transmission shaft；4th, protective cover；5th, outer magnet；6th, separation sleeve；7th, pump head bonnet；8、
Inner magnet；9th, drive gear；10th, drive shaft；11st, pump head protecgulum；12nd, fixing axle；13rd, driven gear.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model is made up of base 1, motor 2, magnetic driver and pump head；Motor 2, magnetic drives
Device may be contained within base 1；The right-hand member of motor 2 is provided with power transmission shaft 3, and magnetic driver is connected by power transmission shaft 3 with motor 2
Connect；
Magnetic driver includes outer magnet 5, inner magnet 8；Outer magnet 5 is arranged in the middle chamber of protective cover 4, outer magnet
5 left end is fixedly connected by screw with power transmission shaft 3；The right-hand member of power transmission shaft 3 is equipped with bearing.The inside of outer magnet 5 is plugged with
Non-magnetic separation sleeve 6；Separation sleeve 6 is connected with outer magnet 5 in gap, not only with the effect of seal isolation, also to outer magnet 5
With the effect that inner magnet 8 has positioning, supporting role and the control directed movement of inner magnet 8；The right-hand member of separation sleeve 6 prolongs laterally
Contradicted with the inwall of protective cover 4 after stretching and connected；Inner magnet 8 is arranged in the cavity in the middle of separation sleeve 6；
The centre of inner magnet 8 is fixedly installed drive shaft 10；The right-hand member of drive shaft 10 extends be plugged in pump head forward；Pump
Head includes pump head protecgulum 11, pump head bonnet 7；Pump head protecgulum 11 and pump head bonnet 7 are fastenedly connected by screw；The right side of protective cover 4
End is fixedly connected by screw with pump head bonnet 7；Sealing ring is provided between protective cover 4 and pump head bonnet 7.A left side for protective cover 4
End is fixedly connected by screw with the right-hand member of motor 2.
Drive gear 9 is fixedly installed in drive shaft 10；Drive gear 9 is meshed with driven gear 13；Driven gear 13
It is arranged at the lower end of drive gear 9；The centre of driven gear 13 is plugged with fixing axle 12；Drive gear 9 and driven gear 13 are equal
It is arranged in the cavity that pump head protecgulum 11 and pump head bonnet 7 are surrounded.
Operation principle of the present utility model is：When motor 2 drives outer magnet 5 to rotate, magnetic field energy penetrates air and non-magnetic
Property material, drive inner magnet 8 make synchronous rotary；Operation torque is further passed to sliding tooth by inner magnet 8 by drive shaft 10
Wheel 9, drive gear 9 drives the rotating operation of driven gear 13.Because drive shaft 10, inner magnet 8 are sealed completely by pump head, separation sleeve 6
Close, can thoroughly solve the problems, such as " run, drip, leak ", eliminate that the industries such as petrochemical industry are inflammable, explosive, poisonous, You Haijie
The potential safety hazard that matter is leaked by pump seal.
The utility model realizes the contactless synchronous transmission of power by magnetic drives, can be by the dynamic of easy leakage
Sealing structure is converted into the static sealing structure of zero leakage, all has in fields such as oil, chemical industry, pharmacy, smeltings and widely should
With.
Above-mentioned implementation method is not that, to limitation of the present utility model, the utility model is also not limited to the example above,
Change, remodeling, addition or replacement that those skilled in the art are made in the range of the technical solution of the utility model,
Also protection domain of the present utility model is belonged to.
Claims (5)
1. a kind of gear pump, it is characterised in that：It is made up of base (1), motor (2), magnetic driver and pump head；It is described
Motor (2), magnetic driver may be contained within base (1)；The right-hand member of the motor (2) is provided with power transmission shaft (3), magnetic drives
Device is connected by power transmission shaft (3) with motor (2)；
The magnetic driver includes outer magnet (5), inner magnet (8)；Centre of the outer magnet (5) installed in protective cover (4)
In cavity, the left end of outer magnet (5) is fixedly connected by screw with power transmission shaft (3)；The inside of outer magnet (5) is plugged with separation sleeve
(6)；The separation sleeve (6) is connected with outer magnet (5) in gap；The right-hand member of separation sleeve (6) extend laterally after with protective cover (4)
Inwall contradict connect；The inner magnet (8) is in the cavity in the middle of separation sleeve (6)；
The centre of the inner magnet (8) is fixedly installed drive shaft (10)；The right-hand member of the drive shaft (10) extends forward plant
In pump head；The pump head includes pump head protecgulum (11), pump head bonnet (7)；The right-hand member of the protective cover (4) passes through screw and pump
Head bonnet (7) is fixedly connected；
Drive gear (9) is fixedly installed on the drive shaft (10)；The drive gear (9) is mutually nibbled with driven gear (13)
Close；The driven gear (13) is arranged at the lower end of drive gear (9)；The centre of driven gear (13) is plugged with fixing axle
(12)；The drive gear (9) and driven gear (13) may be contained within the cavity that pump head protecgulum (11) and pump head bonnet (7) are surrounded
It is interior.
2. gear pump according to claim 1, it is characterised in that：The pump head protecgulum (11) and pump head bonnet (7)
It is fastenedly connected by screw.
3. gear pump according to claim 1, it is characterised in that：Between the protective cover (4) and pump head bonnet (7)
It is provided with sealing ring.
4. the gear pump according to claim 1 or 3, it is characterised in that：The left end of the protective cover (4) passes through screw
Right-hand member with motor (2) is fixedly connected.
5. gear pump according to claim 1, it is characterised in that：The right-hand member of the power transmission shaft (3) is equipped with bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414248.3U CN206290431U (en) | 2016-12-21 | 2016-12-21 | A kind of gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414248.3U CN206290431U (en) | 2016-12-21 | 2016-12-21 | A kind of gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290431U true CN206290431U (en) | 2017-06-30 |
Family
ID=59104300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621414248.3U Expired - Fee Related CN206290431U (en) | 2016-12-21 | 2016-12-21 | A kind of gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290431U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161532A1 (en) * | 2017-03-08 | 2018-09-13 | 太仓顺达磁力泵科技有限公司 | Hydrogen circulation pump for hydrogen fuel cell system |
| CN109951052A (en) * | 2017-12-21 | 2019-06-28 | 盖多·瓦伦蒂尼 | Device, especially hand are led and/or hand-held pneumatic power tool |
| CN111396560A (en) * | 2020-04-01 | 2020-07-10 | 安徽亚兰密封件有限公司 | Novel sealing combination device for high-risk occasions |
| CN114259778A (en) * | 2021-12-25 | 2022-04-01 | 广州高澜节能技术股份有限公司 | Electric water filter with magnetic force driving backwashing shaft and method |
-
2016
- 2016-12-21 CN CN201621414248.3U patent/CN206290431U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161532A1 (en) * | 2017-03-08 | 2018-09-13 | 太仓顺达磁力泵科技有限公司 | Hydrogen circulation pump for hydrogen fuel cell system |
| CN109951052A (en) * | 2017-12-21 | 2019-06-28 | 盖多·瓦伦蒂尼 | Device, especially hand are led and/or hand-held pneumatic power tool |
| CN109951052B (en) * | 2017-12-21 | 2021-04-06 | 盖多·瓦伦蒂尼 | Device, in particular hand-guided and/or hand-held pneumatic power tool |
| CN111396560A (en) * | 2020-04-01 | 2020-07-10 | 安徽亚兰密封件有限公司 | Novel sealing combination device for high-risk occasions |
| CN114259778A (en) * | 2021-12-25 | 2022-04-01 | 广州高澜节能技术股份有限公司 | Electric water filter with magnetic force driving backwashing shaft and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20191221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |