CN208564957U - A kind of dilute hydrochloric acid gear pump driven by magnetic force - Google Patents
A kind of dilute hydrochloric acid gear pump driven by magnetic force Download PDFInfo
- Publication number
- CN208564957U CN208564957U CN201821054243.3U CN201821054243U CN208564957U CN 208564957 U CN208564957 U CN 208564957U CN 201821054243 U CN201821054243 U CN 201821054243U CN 208564957 U CN208564957 U CN 208564957U
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- Prior art keywords
- gear
- front cover
- rotor
- driven
- hydrochloric acid
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of dilute hydrochloric acid gear pump driven by magnetic force, including motor, fixing sleeve, connector sleeve, Nd-Fe-B permanent magnet, internal rotor, rotor cap, polytetrafluoroethylsealed sealed circle, front cover, driving gear, driven gear, fluorine rubber ring, the pump housing and rear cover.The dilute hydrochloric acid gear pump driven by magnetic force fixing sleeve of the utility model provides space for connector sleeve, the Nd-Fe-B permanent magnet of high-intensity magnetic field is configured on the groove inner wall of connector sleeve, in motor rotation, it is rotated by connector sleeve and drives Nd-Fe-B permanent magnet rotation, Nd-Fe-B permanent magnet generates magnetic field by rotation to drive internal rotor to rotate；Simultaneously, it rotates to form vacuum driving strong acid or highly basic liquid by the engineering plastic gear of two polyphenylene thioether PPSs, fluorine rubber ring is configured in the part that criss-cross through slot connects with front cover and rear cover simultaneously, fluorine rubber ring plays strengthened edge, it prevents strong acid and strong base from oozing out while preventing from remaining in the remaining strong acid and strong base corrosion of bound fraction, pump housing overall weight is light, and corrosion resistance is strong.
Description
Technical field
The utility model relates to a kind of dilute hydrochloric acid gear pump driven by magnetic force.
Background technique
The components of most of pumps, be all made with stainless steel material based on.Pump conveying pH value is in the strong of 1-4 and 8-13
Acid, highly basic etc. have strongly corrosion liquid, general stainless steel rotproofness weak acid between pH value 5-8, alkalescent liquid.If defeated
Strong acid, strong alkaline liquid are sent, these liquid can cause greatly to corrode, cause to stainless steel material part in a very short period of time
Part is impaired serious in pumping, and causes pump head to damage, can not work normally.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model provides a kind of dilute hydrochloric acid gear pump driven by magnetic force.
Technical solution provided by the utility model are as follows:
A kind of dilute hydrochloric acid gear pump driven by magnetic force, including motor, fixing sleeve, connector sleeve, Nd-Fe-B permanent magnet, internal rotor,
Rotor cap, polytetrafluoroethylsealed sealed circle, front cover, driving gear, driven gear, fluorine rubber ring, the pump housing and rear cover；
The rotor of the motor is fixedly connected with the connector sleeve, and the motor is to determine revolving speed 800rpm DC brush electricity
Machine；The end of the connector sleeve includes the groove for configuring the rotor cap, in the groove for configuring the rotor cap
The Nd-Fe-B permanent magnet is configured on wall, the rotor cap is configured in the connector sleeve, and the rotor cap and the connection
Set is not in contact with each other；The fixing sleeve is configured between the outside and front cover of the rotor side of the motor, and the fixing sleeve is logical
Slot structure, the fixing sleeve guarantee that the connector sleeve is not in contact with each other with the rotor cap and front cover；
The material of the front cover, the pump housing and rear cover is PPS engineering plastics；The internal rotor is permanent magnet material, described interior
Rotor is rotationally configured in the rotor cap, and the rotor cap is configured at the end of the front cover, the rotor cap with it is described
The part that front cover connects passes through the polytetrafluoroethylsealed sealed circle sealing；The driving gear is configured in shaft, and the shaft is configured at
On the internal rotor, and the driving gear is configured at the other end opposite with the internal rotor outside the front cover, described
Driven gear is engaged with the driving gear, on the pump housing include criss-cross through slot, two of the criss-cross through slot
For opposite groove portion for configuring the driving gear and driven gear, the material of the driving gear and driven gear is PEEK work
Engineering plastics；The driven gear, driving gear and the pump housing are closed between the rear cover and front cover by the rear cover, and it is described before
The internal edge that the criss-cross through slot of lid and rear cover and the pump housing intersects includes identical as the criss-cross through slot shape
Fluorubber ring recess, the fluorine rubber ring is configured in the fluorubber ring recess, other two is opposite for the criss-cross through slot
Groove portion it is opposite with the inlet opening of the front cover and fluid hole；The side of the front cover includes the liquid-inlet and liquid of relative configuration
Body outlet.
Preferably, the edge of the rotor cap includes outside extension, includes groove, institute on the end face of the front cover
Extension is stated to be configured in the groove by the polytetrafluoroethylsealed sealed circle.
Preferably, the extension is fixed on the end face of the front cover by pressing plate, and the fixing sleeve is configured at institute
It states on pressing plate.
Preferably, the front cover, the pump housing and after cover include material reducing through slot.
Preferably, the shaft of the driven gear and driving gear is Hastelloy axis.
Preferably, the driven gear is configured on the front cover by shaft.
Preferably, the driving gear and driven gear are spur gear.
Preferably, it covers after described including reinforcing rib.
The utility model has the beneficial effects that
The dilute hydrochloric acid gear pump driven by magnetic force fixing sleeve of the utility model provides space for connector sleeve, in the groove of connector sleeve
The Nd-Fe-B permanent magnet that high-intensity magnetic field is configured on wall is rotated by connector sleeve in motor rotation and drives Nd-Fe-B permanent magnet rotation,
Nd-Fe-B permanent magnet generates magnetic field by rotation to drive internal rotor to rotate；Meanwhile passing through the engineering of two polyphenylene thioether PPSs
Plastic gear rotates to form vacuum driving strong acid or highly basic liquid, while in the portion that criss-cross through slot connects with front cover and rear cover
Distribution is equipped with fluorine rubber ring, and fluorine rubber ring plays strengthened edge, prevents strong acid and strong base from oozing out while preventing from remaining in bound fraction
Remaining strong acid and strong base corrosion, pump housing overall weight is light, and corrosion resistance is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the dilute hydrochloric acid gear pump driven by magnetic force of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the dilute hydrochloric acid gear pump driven by magnetic force of the utility model；
Fig. 3 is the top view of the dilute hydrochloric acid gear pump driven by magnetic force of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, as shown in Figure 1, Figure 2 and Figure 3, a kind of dilute hydrochloric acid magnetic
Power drive gear pump, including it is motor 1, fixing sleeve 2, connector sleeve 3, Nd-Fe-B permanent magnet 4, internal rotor 5, rotor cap 6, polytetrafluoroethylsealed sealed
Circle 7, front cover 8, driving gear 9, driven gear 10, fluorine rubber ring 11, the pump housing 12 and rear cover 13；
The rotor of the motor 1 is fixedly connected with the pedestal of the connector sleeve 3, and the motor 1 is straight to determine revolving speed 800rpm
Flow brush motor；The end of the connector sleeve 3 includes the groove for configuring the rotor cap 6, for configuring the rotor cap
Groove inner wall on configure the Nd-Fe-B permanent magnet 4, the rotor cap 6 is configured in the connector sleeve 3, and the rotor
Cover 6 is not in contact with each other with the connector sleeve 3；The fixing sleeve 2 be configured at the rotor side of the motor 1 outside and front cover 8 it
Between, the fixing sleeve 2 is annular through groove structure, and the fixing sleeve 2 guarantees that the connector sleeve 3 and the rotor cap 6 and front cover 8 are mutual
It does not contact；
The material of the front cover 8, the pump housing 12 and rear cover 13 is PPS engineering plastics, used during fabrication to manufacture work
Skill is injection molding, considers hot shortness in injection molding, and the material of injection molding will guarantee the wall thickness consistency of part, to increase by zero
Material reducing through slot 14 on part, the setting of material reducing through slot 14 do not influence to pump mechanical performance after mounting；Due to part size
Tolerance and Geometrical Tolerance Principle are higher, and element precision formed after injection molding does not reach requirement, and the processing of Yao Jinhang secondary mechanical reaches
Required precision.When being machined, since part belongs to plastic part, clamping parts cannot be to the key dimension of part
It is damaged；Material reducing through slot 14 is used in structure to design, and some excess stocks for not influencing gear pump performance are deleted,
So that gear pump is whole lighter, compact and environmentally friendly.The engineering plastics of polyphenylene sulfide (PPS) have very strong corrosion resistance,
Strong acid and highly basic of the pH value in 1-4 and 8-13 will not cause to corrode to it, while the mechanical performance of polyphenylene sulfide is also high, have compared with
High pull resistance and wearability guarantees that pump in long-play, will not reduce the performance of pump.The internal rotor 5 is permanent magnet
Material, the internal rotor 5 are rotationally configured in the rotor cap 6, and the rotor cap 6 is configured at the end of the front cover 8, institute
It states the part that rotor cap 6 connects with the front cover 8 and passes through the polytetrafluoroethylsealed sealed circle sealing 7；Specifically, the side of the rotor cap 6
Edge includes outside extension, includes groove on the end face of the front cover 8, and the extension is matched by the polytetrafluoroethylsealed sealed circle 7
It is placed in the groove, the extension is fixed on the end face of the front cover 8 by pressing plate 15, and the fixing sleeve 2 is configured at
On the pressing plate 15.
The driving gear 9 is configured in shaft, and the shaft is configured on the internal rotor 5, and the driving gear 9
The other end opposite with the internal rotor 5 being configured at outside the front cover 8, the driven gear 10 and the driving gear 9
It engages, includes criss-cross through slot 16 on the pump housing 12, two opposite groove portions of the criss-cross through slot 16 are for matching
Set the driving gear 9 and driven gear 10, the material of the driving gear 9 and driven gear 10 is PEEK engineering plastics, from
Moving gear 10 is configured on the front cover 8 by shaft, and the shaft of the driven gear 10 and driving gear 9 is Hastelloy
Axis；The engineering plastic gear and Hastelloy axis of polyether-ether-ketone (P EEK), polyether-ether-ketone and Hastelloy are all with higher resistance to
There is fabulous damping effect will not generate biggish rigidity when pump runs at high speed and rub for corrosive nature, polyether-ether-ketone gear
It wipes；Hastelloy axis is likewise supplied with higher wearability, pumps long-play, will not make axis serious wear, ensure that the machine of pump
Tool performance；The rear cover 13 by the driven gear 10, driving gear 9 and the pump housing 12 be closed in the rear cover 13 and front cover 8 it
Between, and the internal edge that the front cover 8 and rear cover 13 intersect with the criss-cross through slot 16 of the pump housing includes and the cross
The identical fluorubber ring recess 17 of the through slot shape of shape, the fluorine rubber ring 11 are configured in the fluorubber ring recess 17, and described ten
The inlet opening 18 and fluid hole 19 of other two opposite groove portion of the through slot 16 of font and the front cover are opposite；The front cover 8
Side includes the liquid-inlet 20 and liquid outlet of relative configuration.The driving gear 9 and driven gear 10 are spur gear.It is described
It include reinforcing rib on rear cover 13.
At work, the rotation of motor 1 drives the connector sleeve 3 to rotate, the Nd-Fe-B permanent magnet in the connector sleeve 3
4 rotations, so that the internal rotor 5 be driven to rotate, the internal rotor 5 drives driving gear 9 to rotate by shaft, using connector sleeve
The mutual magnetic coupling of eight permanent magnet poles of eight 4 magnetic poles of Nd-Fe-B permanent magnet and internal rotor on 3 drives magnet ring
Reasonable clearance between internal rotor；Driving gear 9 drives driven gear 10 to turn in the criss-cross through slot 16 in the pump housing 12
Dynamic, the space for the side that is out of gear is changed from small to big, and side vacuum is formed, to draw liquid into pump；The space of gear engagement side
From large to small, liquid is squeezed out to and is formed certain pressure, the exit pressure levels of gear pump, depending on the resistance at gear pump outlet
Size；And at vacuum it is other two opposite groove portion of the criss-cross through slot 16, the inlet opening of they and the front cover 8
18 and fluid hole 19 it is opposite, such liquid enters in the pump housing 8 from liquid-inlet 20, and passes through inlet opening 18, criss-cross through slot
16, fluid hole 19 is finally flowed out from liquid outlet, and front cover 8, rear cover 13, the pump housing 12 are that PPS engineering plastics are corrosion-resistant, driving gear
9 and the material of driven gear 10 be PEEK engineering plastics, the shaft of driven gear 9 and driving gear 10 is Hastelloy axis, is protected
Demonstrate,prove the mechanical strength and corrosion resistance of work.Revolving speed brush direct current motor 1 is determined using 800rpm, dilute hydrochloric acid can not only be made to detect
When flow-reduction, in order to detect whether with the presence of the impurity corroded out in dilute hydrochloric acid, while the whole body of pump can be reduced
Product, is easily installed in detection device.Brush direct current motor, easy-to-connect, revolving speed is steady, is not in flow pulsation situation.
Claims (8)
1. a kind of dilute hydrochloric acid gear pump driven by magnetic force, it is characterised in that:
Including motor, fixing sleeve, connector sleeve, Nd-Fe-B permanent magnet, internal rotor, rotor cap, polytetrafluoroethylsealed sealed circle, front cover, driving tooth
Wheel, driven gear, fluorine rubber ring, the pump housing and rear cover；
The rotor of the motor is fixedly connected with the connector sleeve, and the motor is to determine revolving speed 800rpm brush direct current motor；Institute
The end for stating connector sleeve includes groove for configuring the rotor cap, is matched on the inner wall of the groove for configuring the rotor cap
The Nd-Fe-B permanent magnet is set, the rotor cap is configured in the connector sleeve, and the rotor cap and the connector sleeve are mutually not
Contact；The fixing sleeve is configured between the outside and front cover of the rotor side of the motor, and the fixing sleeve is through slot structure,
The fixing sleeve guarantees that the connector sleeve is not in contact with each other with the rotor cap and front cover；
The material of the front cover, the pump housing and rear cover is PPS engineering plastics；The internal rotor is permanent magnet material, the internal rotor
It is rotationally configured in the rotor cap, the rotor cap is configured at the end of the front cover, the rotor cap and the front cover
The part to connect passes through the polytetrafluoroethylsealed sealed circle sealing；The driving gear is configured in shaft, and the shaft is configured at described
On internal rotor, and the driving gear is configured at the other end opposite with the internal rotor outside the front cover, described driven
Gear is engaged with the driving gear, includes criss-cross through slot on the pump housing, and two of the criss-cross through slot are opposite
Groove portion for configuring the driving gear and driven gear, the material of the driving gear and driven gear is PEEK engineering plastic
Material；The driven gear, driving gear and the pump housing are closed between the rear cover and front cover by the rear cover, and the front cover and
The internal edge that rear cover intersects with the criss-cross through slot of the pump housing includes fluorine identical with the criss-cross through slot shape
Rubber ring recess, the fluorine rubber ring are configured in the fluorubber ring recess, other two opposite slot of the criss-cross through slot
Portion is opposite with the inlet opening of the front cover and fluid hole；The side of the front cover includes the liquid-inlet and liquid discharge of relative configuration
Mouthful.
2. dilute hydrochloric acid gear pump driven by magnetic force according to claim 1, it is characterised in that:
The edge of the rotor cap includes outside extension, includes groove on the end face of the front cover, the extension passes through
The polytetrafluoroethylsealed sealed circle is configured in the groove.
3. dilute hydrochloric acid gear pump driven by magnetic force according to claim 2, it is characterised in that:
The extension is fixed on the end face of the front cover by pressing plate, and the fixing sleeve is configured on the pressing plate.
4. dilute hydrochloric acid gear pump driven by magnetic force according to claim 1, it is characterised in that:
The front cover, the pump housing and after cover include material reducing through slot.
5. dilute hydrochloric acid gear pump driven by magnetic force according to claim 1, it is characterised in that:
The shaft of the driven gear and driving gear is Hastelloy axis.
6. dilute hydrochloric acid gear pump driven by magnetic force according to claim 1, it is characterised in that:
The driven gear is configured on the front cover by shaft.
7. dilute hydrochloric acid gear pump driven by magnetic force as claimed in any of claims 1 to 4, it is characterised in that:
The driving gear and driven gear are spur gear.
8. dilute hydrochloric acid gear pump driven by magnetic force as claimed in any of claims 1 to 4, it is characterised in that: after described
It covers including reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054243.3U CN208564957U (en) | 2018-07-04 | 2018-07-04 | A kind of dilute hydrochloric acid gear pump driven by magnetic force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054243.3U CN208564957U (en) | 2018-07-04 | 2018-07-04 | A kind of dilute hydrochloric acid gear pump driven by magnetic force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208564957U true CN208564957U (en) | 2019-03-01 |
Family
ID=65490316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821054243.3U Expired - Fee Related CN208564957U (en) | 2018-07-04 | 2018-07-04 | A kind of dilute hydrochloric acid gear pump driven by magnetic force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208564957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761997A (en) * | 2019-10-28 | 2020-02-07 | 无锡博伊特科技股份有限公司 | Micro-magnetic gear circulating pump |
| RU205690U1 (en) * | 2021-03-09 | 2021-07-28 | Сергей Иванович Никитин | GEAR PUMP |
-
2018
- 2018-07-04 CN CN201821054243.3U patent/CN208564957U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761997A (en) * | 2019-10-28 | 2020-02-07 | 无锡博伊特科技股份有限公司 | Micro-magnetic gear circulating pump |
| CN110761997B (en) * | 2019-10-28 | 2024-05-03 | 无锡博伊特科技股份有限公司 | Micro magnetic gear circulating pump |
| RU205690U1 (en) * | 2021-03-09 | 2021-07-28 | Сергей Иванович Никитин | GEAR PUMP |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20210704 |