CN106763646A - Corrosion-resistant nested type gear and gear pump bottle placer - Google Patents
Corrosion-resistant nested type gear and gear pump bottle placer Download PDFInfo
- Publication number
- CN106763646A CN106763646A CN201611192979.2A CN201611192979A CN106763646A CN 106763646 A CN106763646 A CN 106763646A CN 201611192979 A CN201611192979 A CN 201611192979A CN 106763646 A CN106763646 A CN 106763646A
- Authority
- CN
- China
- Prior art keywords
- gear
- corrosion
- resistant
- ring gear
- external toothing
- 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
Links
Classifications
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/06—Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/12—Toothed members; Worms with body or rim assembled out of detachable parts
Abstract
The invention belongs to corrosivity liquid chemicals machinery transportation art, more particularly to corrosion-resistant nested type gear and gear pump bottle placer.A kind of corrosion-resistant nested type gear includes ring gear and external toothing part；The external toothing is nested in the outside of the ring gear；The ring gear is provided centrally with axis hole；The external toothing appearance periphery is provided with multiple first teeth；The external tooth loop material is corrosion-resistant plastic.The beneficial effects of the invention are as follows being not only able to simply efficiently to dismantle gear, assemble, change, additionally it is possible to which good adapts to the working environment that gear pump bottle placer transports corrosive liquids chemicals, while extending the service life of gear.
Description
Technical field
It is more particularly to a kind of for gear pump bottle placer the invention belongs to corrosivity liquid chemicals machinery transportation art
Nested type anticorrosion gear.
Background technology
Gear is the important foundation part of mechanized equipment, is also the core component of numerous electronic products.Early in B.C. 300 years
Ancient Greece man Aristotle exists《Mechanical problem》In just elaborate that transmitting rotary motion with bronze or cast iron gear asking
Topic.With the high speed development of industrial technology, gear drive has turned into most commonly used transmission device, and overwhelming majority machinery is into being arranged
Standby primary drive part is all gear drive.Since China reforms and opens up to the outside world, the development of gear technique and product also soars,
Gear industry has turned into largest industry in Chinese mechanical basic part.
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.Two closing spaces are constituted by two gears, the pump housing and front and rear covers, when pinion rotation, is out of gear
The volume in the space of side becomes big from small, forms vacuum, draws liquid into, the volume in the space of gear engagement side from diminishing greatly, and
During liquid clamp-oned into pipeline, path of contact of the suction chamber with discharge chamber by two gears separates.All the time, gear pump extensively should
For smelting, chemical industry, light textile, medicine, papermaking, plating, radio, scientific research institution, the various fields such as national defense industry carry out difference
The conveying of medium.
Gear pump bottle placer is a liquid-filling machine, easy to operate because of its simple structure, is widely used in oil, changes
The industries such as fertilizer, chemical fibre, agricultural chemicals, metallurgy, mine, carry out the filling of the corrosive liquids chemicals such as oils, cleaning solution, acid ＆ alkali liquid.
Corrosion is always one of harm for most having a headache of plant equipment, careless slightly, gently then damage equipment, the heavy then even initiation that causes the accident
Disaster.
At present, gear pump bottle placer on the market is generally prepared into the gear of integrated formed structure, Ci Zhongchi using steel
Although wheel manufacturing process is simple, the liquid chemicals conventional for some industry, it is quite tight that they cause equipment corrosion to destroy
Weight, causes to change very high with the cost of maintenance, and the economic loss for causing is quite serious.According to the relevent statistics, the destruction of plant equipment
60% be there are about because corrosion causes.For example, acetic acid is one of most strong material of corrosivity in organic acid, common iron is one
Cutting all can heavy corrosion in the acetic acid of concentration and temperature；Most metals or alloy can not all generate the metal of indissoluble in HCl
Salt film；For alkaline environment, steel is typically only applicable to less than 80 DEG C, the sodium hydroxide solution in 30% concentration；Coastal waters
Enterprise is generally produced with seawater as medium so that the steel parts in transport and storage facilities are subject to the prestige of seawater corrosion
The side of body is more and more serious.
In addition to the above-mentioned problems, produce vibration, impulsive force and noise larger when metal gear runs at high speed so that gear is easily sent out
Raw abrasion, deformation, while region of engagement temperature can be caused to raise, the oil film between the flank of tooth disappears, and the metal surface of two gear teeth directly connects
Touch and occur mutually to bond, so that gear occurs mechanical breakdown.In addition, Gear Industry also lacks the standardization of relevant parameter
And design, the foundation of manufacturer's standard, so often using different specification size according to different operating demand in actual application
Gear, cause the problems such as financial cost high, wasting of resources.
The content of the invention
The present invention provides corrosion-resistant nested type gear and gear pump bottle placer, cost-effective can solve in the prior art
The gear replaceability of presence is poor, is not easily repaired after abrasion, the problems such as perishable.
Concrete technical scheme of the present invention is as follows：
Corrosion-resistant nested type gear and gear pump bottle placer, including ring gear and external toothing.The external toothing is nested in institute
State the outside of ring gear；The ring gear is provided centrally with axis hole, used as the axis hole of the gear；The external toothing appearance circumference
Face is provided with multiple first teeth.
Further, the connected mode between ring gear of the present invention and external toothing is：The ring gear appearance periphery
Multiple second teeth are provided with, table periphery is provided with multiple 3rd teeth, second teeth and the 3rd in the external toothing
Teeth intermeshing matching.
Further, two end faces of the gear are respectively arranged with pad of the contact surface surface area more than end face of ring gear；
The buckle being enclosed within bearing is respectively arranged with outside described two pads.
Further, the connected mode between ring gear of the present invention and external toothing also includes：The end face of ring gear with
The external toothing end face is provided with the cuboid square hole groove that can be interconnected, and centrosymmetric pin is provided with square hole groove.
Further, the pin is screw bolt-type, including bolt head, three parts of square bar post and threaded post；The bolt head
Contact surface surface area surrounds the area of rectangle more than said gear end face square hole groove；The square bar post is mutual with the square hole groove
Matching；The threaded post is cylindrical type, and surface is provided with the first screw thread.
Further, nut is provided with the threaded post of the pin, nut inner side is provided with the second screw thread；First spiral shell
Line is mutually matched with the second screw thread；And the pin and nut quantity are no less than two.
The present invention has the following effects that compared with prior art：
1. the design that the present invention is set using external toothing and ring gear split, the structure changed with detachable, assembling is special
Point, solves prior art maintenance, replacement cost problem high, is not only able to simply efficiently repair impaired gear, and can
Different size, size are changed according to different demands.
2. the present invention is the external tooth to form path of contact based on gear pump contact transmission medium active component, so the present invention is outer
Gear ring uses corrosion-resistant plastic material, with the good characteristic such as acidproof, alkaline-resisting, organic solvent-resistant, efficiently solves gear pump filling
The rapid wear problem that installation occurs in corrosive liquids chemicals is transported.Meanwhile, the gear pump bottle placer course of work belongs to rill
Amount conveying, the flow of gear pump and pressure fluctuation are less than reciprocating pump, the characteristics such as wear-resisting, high temperature resistant very high are not required to, so this hair
Material selected by bright external toothing can be good adaptation gear pump bottle placer working environment.
Additionally, the material can absorb the effect of shock loading by deflection distortion, can preferably disperse axis deviation and mistake
The localised load change that tooth is caused；The material has the characteristic of insulation, can effectively prevent from being sent out in the gear pump bottle placer course of work
Life is leaked electricity and is caused the accident；The free degree of the material molded design ensure that more efficient gear manufacture, relative to metal gear
50%-90% can be reduced on cost；Meanwhile, the material also has stable drive, noise reduction, the Zi Run not available for metal material
Slide, be difficult the features such as getting rusty.
3. ring gear uses low-alloy structural steel material in the present invention, and this kind of material is added on a small quantity in common straightcarbon steel
Or trace alloying element, and steel performance is changed, and the steel more more excellent than general carbon steel performance is obtained, it is manufacture gear
Common used material, with performances such as good wear-resisting, high temperature resistant, low temperature resistant, high intensity.External toothing can be played in the present invention
The effect of support, reduces the deformation extent of external toothing, while the service life of gear can effectively be extended.
Brief description of the drawings
In order that the technical scheme in the embodiment of the present invention becomes apparent from and is readily appreciated that, to being previously mentioned part knot in embodiment
Accompanying drawings below is closed as simple introduction, wherein：
Fig. 1 is the structural representation (profile) of the embodiment of the present invention 1；
Fig. 2 is the structural representation (side view) of the embodiment of the present invention 1；
Fig. 3 is the structural representation (profile) of the embodiment of the present invention 2；
Fig. 4 is the structural representation (side view) of the embodiment of the present invention 2；
Fig. 5 is the structural representation (front view) sold described in the embodiment of the present invention 2；
Fig. 6 is the structural representation (left view) sold described in the embodiment of the present invention 2；
Specific embodiment
Specific embodiment of the invention is further described with reference to the accompanying drawings and examples, following examples are only used
In clearly illustrating technical scheme, and can not be limited the scope of the invention with this.
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify describe, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or alternatively connecting, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment 1
Corrosion-resistant nested type gear and gear pump bottle placer described in the present embodiment, including ring gear 1 and external toothing 2.Such as
Shown in Fig. 1, Fig. 2, the external toothing 2 is nested in the outside of the ring gear 1；The ring gear 1 is provided centrally with axis hole 102；
The appearance periphery of the external toothing 2 is provided with multiple first teeth 201；
External toothing 2 described in the present embodiment uses corrosion-resistant plastic material, specially phenol formaldehyde epoxy vinyl ester resin
(Novolac vinyl ester resins), PPTA (PPA), polytetrafluoroethylene (PTFE) (PTFE) and polyether-ether-ketone
(PEEK) one kind in.
Described in the present embodiment ring gear 1 use low-alloy structural Steel material, specifically the trade mark be 20CrMnTi, 20CrMo,
One kind of 20CrMnMo, 30CrMnTi, 30CrMnSi and 22CrMoH steel；Wherein, Cr- chromium, Mn- manganese, Ti- titaniums, Mo- molybdenums,
Si- silicon, H- hydrogen.
Connected mode described in the present embodiment between ring gear 1 and the external toothing 2 is specially：
As shown in Figure 1 and Figure 2, the appearance periphery of the ring gear 1 is provided with multiple second teeth 101, the external toothing 2
Interior table periphery is provided with multiple 3rd teeth 202.The teeth 101 are matched with the intermeshing of the teeth 202；
As shown in Fig. 2 two end faces of the gear are respectively arranged with contact surface surface area more than the end face of the ring gear 1
Pad 3；The buckle 4 being enclosed within bearing is respectively arranged with outside described two pads 3.
The beneficial effect of the present embodiment is that the teeth 101 are matched with the intermeshing of the teeth 202, be increased described
Fixing between ring gear 1 and the external toothing 2；The pad 3 and the buckle 4 can effectively prevent working gear when institute
Ring gear 1 is stated to be slid axially with the outer gear ring 2.Gear described in the present embodiment need to only take in dismounting, assembling, replacing
Under the pad 3 and the buckle 4, convenient succinct, economical and efficient；And can be good adaptation gear pump bottle placer transport corrosion
The working environment of property liquid chemical.
Embodiment 2
The present embodiment is improved on the basis of embodiment 1, and the content described in embodiment 1 is also the present embodiment institute
Have, no longer specifically repeat herein.
Corrosion-resistant nested type gear and gear pump bottle placer described in the present embodiment, as shown in Figure 3 and Figure 4, including internal tooth
Circle 5 and external toothing 6.The external toothing 6 is nested in the outside of the ring gear 5；The ring gear 5 is provided centrally with axis hole 502；
The appearance periphery of the external toothing 2 is provided with multiple first teeth 601；
Connected mode described in the present embodiment between ring gear 5 and the external toothing 6 is specially：
As shown in figure 3, the end face of the ring gear 5 is provided with the cuboid side that can be interconnected with the end face of the external toothing 6
Hole slot, is provided with centrosymmetric pin 7 in square hole groove；
As shown in Figure 4, Figure 5 and Figure 6, the pin 7 is screw bolt-type, including bolt head 701, square bar post 702 and threaded post
703；The contact surface surface area of the bolt head 701 surrounds the area of rectangle more than said gear end face square hole groove；The square bar
Post 702 is mutually matched with the square hole groove；The threaded post 703 is cylindrical type, and surface is provided with the first screw thread；
As shown in Figure 4 and Figure 6, the threaded post 703 is provided with nut 8, and the inner side of the nut 8 is provided with the second screw thread；
First screw thread is mutually matched with second screw thread；And the pin 7 and the quantity of the nut 8 are no less than two.
The beneficial effect of the present embodiment is that the ring gear 5 is connected with the external toothing 6 using the pin 7, be increased
Fixing between the ring gear 5 and the external toothing 6；When the pin 7 and the nut 8 effectively can prevent working gear
The ring gear 5 slides axially with the external toothing 6.Gear described in the present embodiment is only needed in dismounting, assembling, replacing
The pin 7 and the nut 8 are removed, convenient succinct, economical and efficient；And can be good adaptation gear pump bottle placer transport corrosion
The working environment of property liquid chemical.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of corrosion-resistant nested type gear, it is characterised in that：Including ring gear and external toothing；The external toothing is nested in described
The outside of ring gear；The ring gear is provided centrally with axis hole；The external toothing appearance periphery is provided with multiple first teeth；
The external tooth loop material is corrosion-resistant plastic.
2. corrosion-resistant nested type gear according to claim 1, it is characterised in that：The ring gear appearance periphery is provided with
Multiple second teeth, table periphery is provided with multiple 3rd teeth, second teeth and the 3rd teeth phase in the external toothing
Mutually engagement matching.
3. corrosion-resistant nested type gear according to claim 2, it is characterised in that：Two end faces of the gear are respectively arranged with
Pad of the contact surface surface area more than end face of ring gear；The buckle being enclosed within bearing is respectively arranged with outside described two pads.
4. corrosion-resistant nested type gear according to claim 1, it is characterised in that：Also include the end face of ring gear with it is described
External toothing end face is provided with the square hole groove for interconnecting, and pin is provided with square hole groove.
5. gear according to claim 4, it is characterised in that：The pin is screw bolt-type, including bolt head, square bar post and spiral shell
Line post.
6. corrosion-resistant nested type gear according to claim 5, it is characterised in that：The bolt head contact surface surface area is more than
The square hole groove surrounds the area of rectangle；The square bar post is mutually matched with the square hole groove；The threaded post is cylindrical type,
Surface is provided with the first screw thread.
7. corrosion-resistant nested type gear according to claim 6, it is characterised in that：Spiral shell is provided with the threaded post of the pin
Mother, nut inner side is provided with the second screw thread；First screw thread is mutually matched with the second screw thread.
8. corrosion-resistant nested type gear according to claim 1, it is characterised in that：The corrosion-resistant plastic is epoxy novolac second
One kind in alkenyl esters resin, PPTA, polytetrafluoroethylene (PTFE) and polyether-ether-ketone.
9. corrosion-resistant nested type gear according to claim 1, it is characterised in that：The ring gear (1) uses low-alloy knot
Structure Steel material, the specifically trade mark are 20CrMnTi, 20CrMo, 20CrMnMo, 30CrMnTi, 30CrMnSi and 22CrMoH steel
In one kind.
10. a kind of gear pump bottle placer, it is characterised in that：Including the gear as described in any in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192979.2A CN106763646A (en) | 2016-12-21 | 2016-12-21 | Corrosion-resistant nested type gear and gear pump bottle placer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192979.2A CN106763646A (en) | 2016-12-21 | 2016-12-21 | Corrosion-resistant nested type gear and gear pump bottle placer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106763646A true CN106763646A (en) | 2017-05-31 |
Family
ID=58893789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611192979.2A Pending CN106763646A (en) | 2016-12-21 | 2016-12-21 | Corrosion-resistant nested type gear and gear pump bottle placer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763646A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606109A (en) * | 2017-10-26 | 2018-01-19 | 南通汇平高分子新材料有限公司 | A kind of bevel gear and preparation method thereof |
| CN107875912A (en) * | 2017-12-14 | 2018-04-06 | 无锡市飞天油脂有限公司 | A kind of intelligent lubricating oil mediation kettle |
| CN107905997A (en) * | 2017-10-19 | 2018-04-13 | 浙江大学 | A kind of gear ring structure of anti abrasive Internal Gear Pump Used in Water Hydraulics |
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| US5057058A (en) * | 1990-09-10 | 1991-10-15 | Crudup Jack M | Split pulley |
| DE19718307A1 (en) * | 1997-04-30 | 1998-11-05 | Herbert Dr Ing Gropp | Press fitting hub on shaft |
| CN101290062A (en) * | 2008-06-18 | 2008-10-22 | 北京航空航天大学 | Metal rubber flexible web gear |
| CN201535296U (en) * | 2009-09-27 | 2010-07-28 | 芜湖市爱德运输机械有限公司 | Bolt structure for connecting chain wheel tooth slice and chain wheel hub |
| CN201747891U (en) * | 2010-06-13 | 2011-02-16 | 大同齿轮(昆山)有限公司 | Assembled gear |
| CN204114061U (en) * | 2014-09-18 | 2015-01-21 | 台州斯曼机械制造有限公司 | A kind of new gear |
-
2016
- 2016-12-21 CN CN201611192979.2A patent/CN106763646A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5057058A (en) * | 1990-09-10 | 1991-10-15 | Crudup Jack M | Split pulley |
| DE19718307A1 (en) * | 1997-04-30 | 1998-11-05 | Herbert Dr Ing Gropp | Press fitting hub on shaft |
| CN101290062A (en) * | 2008-06-18 | 2008-10-22 | 北京航空航天大学 | Metal rubber flexible web gear |
| CN201535296U (en) * | 2009-09-27 | 2010-07-28 | 芜湖市爱德运输机械有限公司 | Bolt structure for connecting chain wheel tooth slice and chain wheel hub |
| CN201747891U (en) * | 2010-06-13 | 2011-02-16 | 大同齿轮(昆山)有限公司 | Assembled gear |
| CN204114061U (en) * | 2014-09-18 | 2015-01-21 | 台州斯曼机械制造有限公司 | A kind of new gear |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905997A (en) * | 2017-10-19 | 2018-04-13 | 浙江大学 | A kind of gear ring structure of anti abrasive Internal Gear Pump Used in Water Hydraulics |
| CN107905997B (en) * | 2017-10-19 | 2019-03-08 | 浙江大学 | A kind of gear ring structure of anti abrasive Internal Gear Pump Used in Water Hydraulics |
| CN107606109A (en) * | 2017-10-26 | 2018-01-19 | 南通汇平高分子新材料有限公司 | A kind of bevel gear and preparation method thereof |
| CN107875912A (en) * | 2017-12-14 | 2018-04-06 | 无锡市飞天油脂有限公司 | A kind of intelligent lubricating oil mediation kettle |
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Application publication date: 20170531 |