CN205260320U - Vacuum pump convenient to installation and maintenance - Google Patents
Vacuum pump convenient to installation and maintenance Download PDFInfo
- Publication number
- CN205260320U CN205260320U CN201521126243.6U CN201521126243U CN205260320U CN 205260320 U CN205260320 U CN 205260320U CN 201521126243 U CN201521126243 U CN 201521126243U CN 205260320 U CN205260320 U CN 205260320U
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- pump
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- fore
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Abstract
The utility model provides a vacuum pump convenient to installation and maintenance belongs to machinery. It has solved the complicated scheduling problem of doublestage vacuum pump structure among the prior art. The vacuum pump includes motor and oil tank, through the leg joint between motor and the oil tank, has backing pump stator, back level pump stator in the oil tank, and the backing pump stator is directly laminated with back level pump stator, and the backing pump stator passes through the connecting piece with back level pump stator to be fixed on the support, backing pump stator internal rotation installation backing pump rotor, back level pump stator internal rotation installation back level pump rotor. The utility model has the advantages of simple structure, convenient assembling.
Description
Technical field
The utility model belongs to mechanical field, relates to a kind of vacuum of being convenient to installation and safeguardingPump.
Background technology
Existing vavuum pump, relates in particular to a kind of stage type sliding vane rotary vacuum pump, mainly by pumpThe compositions such as body, rotor, blade, spring. In pump case, eccentric position arranges rotor, turnsOn son, be embedded blade, in the time of rotor, blade scrapes the air of inlet end is constantly enteredRow extracts, and reaches thereby form low pressure the object vacuumizing. If the gas of discharging passes throughAir flue and proceed to another level (low vacuum level), is taken away by low vacuum level, then through low vacuum levelAfter compression, drain in atmosphere, so formed stage type sliding vane rotary vacuum pump, current is twoLevel formula sliding vane rotary vacuum pump exists complex structure, volume large, inconvenient problem with use.
China patent CN201420431644.1 disclose a kind of be convenient to install and safeguardVavuum pump mounting means, this device comprises motor and fuel tank, motor and fuel tank pass through supportBe connected, be provided with the front pump housing, the rear pump housing, mesospore in fuel tank, the front pump housing and the rear pump housing pass throughMesospore connects, and in the front pump housing, eccentric setting has the pump forward being connected mutually with the output shaft of motorSon, has front blade on rotor before described pump, and in the described rear pump housing, eccentric setting hasRotor after the pump being fixedly connected with rotor before pump, has rear blade on rotor after described pump,It is characterized in that, the described rear pump housing is fixed with pump postoperculum, in described pump postoperculum, offersHave a dead eye and a bearing to be installed in this dead eye, after described pump, rotor is towards oilOne end of case axially offers after fuel feed hole and pump rotor radial and offers with fuel feed hole and be connectedThe logical oilhole that gets rid of, after described pump, the end interference of rotor is arranged in the bearing of pump postoperculumIn.
Above-mentioned stage type sliding vane rotary vacuum pump has advantages of high lubricating effect, long service life,But mounting means complexity.
Summary of the invention
The problems referred to above that the utility model exists for prior art, provide one to be convenient to peaceDress and the vavuum pump of safeguarding, technical problem to be solved in the utility model is: make vacuumPump configuration is simple, easy for installation.
Be convenient to a vavuum pump of installing and safeguarding, comprise motor and fuel tank, described fuel tankAnd between motor, be connected mutually by a support, in described fuel tank, have fore pump stator and afterLevel pump stator, described fore pump stator and rear class pump stator are fixed on support by connectorUpper, and one end of one end of this fore pump stator and rear class pump stator fits, described beforeIn level pump stator, rotate and be provided with fore pump rotor, after rotation is provided with in rear class pump statorLevel pump rotor.
When installation, fore pump stator and rear class pump stator are directly fitted and connected by straight pin,Support, fore pump stator, rear class pump stator and pump postoperculum are installed together by screw.The front end of fore pump stator is rack-mount, and the front end of rear class pump stator is close in rear end,The rear end of rear class pump stator is directly connected with pump postoperculum, compact conformation, easy for installation.
On the end face of the fore pump stator in this vavuum pump, offer through hole one, rear class pump is fixedOn the end face of son, offer through hole two, on described support, offer installing hole, and through hole one,Through hole two, installing hole in correspondence with each other, described vavuum pump also comprise simultaneously through through hole one,The screw of through hole two and installing hole. The number of through hole one is at least two and fixed along fore pumpSon circumferentially distributes, and the number of through hole two is at least two and circumferentially distribute along rear class pump stator.
When mounted, screw is successively by through hole two, through hole one and installing hole, by rear classTogether with pump stator, fore pump stator are directly installed on support, reach simple in structure tightGather, effect easy for installation.
In the fuel tank of vavuum pump, there is pump postoperculum, on described pump postoperculum, offer through hole three,Described screw is plugged on support and offers in the lump through through hole three, through hole two, through hole successivelyInstalling hole in.
In above-mentioned vavuum pump, as a kind of scheme, through hole one, through hole two, through holeThree and the number of installing hole be three, respectively along fore pump stator, rear class pump stator, pumpBonnet and support circumferentially distribute, and are convenient to location, have improved the accuracy of installing.
On the fore pump rotor of vavuum pump, fore pump blade is installed. The week of fore pump rotorOn face, be provided with two front mounting grooves that distribute about this fore pump rotor center axial symmetry,Described fore pump blade is installed in front mounting groove by spring one.
Rear class pump blade is installed, the week of rear class pump rotor on the rear class pump rotor of vavuum pumpOn face, be provided with the rear mounting groove symmetrical about this rear class pump rotor central shaft, described inRear class pump blade be arranged in mounting groove by spring two.
Compared with prior art, the utlity model has following advantage:
1, the fore pump stator of this vavuum pump and rear class pump stator are directly fitted, compact conformation,Install simple. Support, fore pump stator, rear class pump stator and the pump postoperculum of this vavuum pumpDirectly coordinate by long spiro nail, easy for installation.
2, on the end face of the fore pump stator in this vavuum pump, offer through hole one, rear classOn the end face of pump stator, offer through hole two, on described support, offer installing hole, and logicalKong Yi, through hole two, installing hole are in correspondence with each other. The number of through hole one is at least two and edgeFore pump stator circumferentially distributes, and the number of through hole two is at least two and along rear class pump statorCircumferentially distribute. Location is convenient, prevents from installing makeing mistakes.
Brief description of the drawings
Fig. 1 is this vacuum pump structure decomposing schematic representation.
In figure, 1, motor; 2, fuel tank; 3, support; 4, fore pump stator; 5, frontLevel pump rotor; 6, rear class pump stator; 7, rear class pump rotor; 8, pump postoperculum; 9, bulletSpring one; 10, fore pump blade; 11, spring two; 12, rear class pump blade; 13, circlePin; 14, screw; 15, through hole one; 16, through hole two; 17, through hole three; 18,Installing hole
Detailed description of the invention
Below specific embodiment of the utility model by reference to the accompanying drawings, to the utility modelTechnical scheme be further described, but the utility model is not limited to these embodiment.
As shown in Figure 1, this vavuum pump, comprises motor 1 and fuel tank 2, fuel tank 2 and electricityBetween machine 1, be connected mutually by a support 3, in fuel tank 2, have fore pump stator 4 and afterLevel pump stator 6, fore pump stator 4 and rear class pump stator 6 are fixed on and are propped up by connectorOn frame 3, and one end of one end of this fore pump stator 4 and rear class pump stator 6 fits,In fore pump stator 4, rotate and be provided with fore pump rotor 5, in rear class pump stator 6, rotateBe provided with rear class pump rotor 7.
When installation, fore pump stator 4 and rear class pump stator 6 directly paste by straight pin 13Close connection, support 3, fore pump stator 4, rear class pump stator 6 and pump postoperculum 8 pass through spiral shellNail 14 is installed together. The front end of fore pump stator 4 is arranged on support 3, and rear end is tightThe front end that pastes rear class pump stator 6, the rear end of rear class pump stator 6 and pump postoperculum 8 directly connectConnect, simple and compact for structure, easy for installation.
On the end face of the fore pump stator 4 in this vavuum pump, offer through hole 1, rear classOn the end face of pump stator 6, offer through hole 2 16, on described support 3, offer installing hole18, and through hole 1, through hole 2 16, installing hole 18 are in correspondence with each other, described vavuum pumpAlso comprise the screw 14 through through hole 1, through hole 2 16 and installing hole 18 simultaneously.The number of through hole 1 is three and circumferentially distributes along fore pump stator 4, through hole 2 16Number be three and circumferentially distribute along rear class pump stator 6.
When mounted, screw 14 is successively by through hole 2 16, through hole 1 and installing hole18, together with rear class pump stator 6, fore pump stator 4 are directly installed on support 3,Reach simple and compact for structure, effect easy for installation.
In the fuel tank 2 of vavuum pump, there is pump postoperculum 8, on pump postoperculum 8, offer through hole three17, screw 14 is successively through through hole 3 17, through hole 2 16, through hole 1 graftingIn installation 18 holes of offering on support 3.
The number of through hole 1, through hole two, through hole three and installing hole is three, edge respectivelyFore pump stator 4, rear class pump stator 6, pump postoperculum 8 and support 3 circumferentially distribute, and are convenient toLocation, has improved the accuracy of installing.
On the fore pump rotor 5 of vavuum pump, fore pump blade 10 is installed. Fore pump rotorOn 5 side face, be provided with two about these fore pump rotor 5 central shafts symmetrical beforeMounting groove, described fore pump blade 10 is installed in front mounting groove by spring 1.
Rear class pump blade 12 is installed, rear class pump rotor on the rear class pump rotor 7 of vavuum pumpOn 7 side face, be provided with the rear installation symmetrical about these rear class pump rotor 7 central shaftsGroove, rear class pump blade 12 is arranged in mounting groove by spring 2 11.
Specific embodiment described herein is only for example to the utility model spiritExplanation. The utility model person of ordinary skill in the field can be to described concreteEmbodiment makes various amendments or supplements or adopt similar mode to substitute, but notCan depart from spirit of the present utility model or surmount the defined model of appended claimsEnclose.
Claims (8)
1. be convenient to a vavuum pump of installing and safeguarding, comprise motor (1) and fuel tank (2), described inBetween fuel tank (2) and motor (1), be connected mutually by a support (3), in described fuel tank (2)There is fore pump stator (4) and rear class pump stator (6), it is characterized in that described primeIt is upper that pump stator (4) and rear class pump stator (6) are fixed on support (3) by connector, andOne end of one end of this fore pump stator (4) and rear class pump stator (6) fits, described inIn fore pump stator (4), rotate and be provided with fore pump rotor (5), rear class pump stator (6)Middle rotation is provided with rear class pump rotor (7).
2. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 1, its featureBe: on described fore pump stator (4) end face, offer through hole one (15), rear class pumpOn the end face of stator (6), offer through hole two (16), described support offers on (3)Installing hole (18), and through hole one (15), through hole two (16), installing hole (18)In correspondence with each other, described vavuum pump also comprises simultaneously through through hole one (15), through hole twoAnd the screw (14) of installing hole (18) (16).
3. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 2, its featureBe: the number of described through hole one (15) is at least two and along fore pump stator (4)Circumferentially distribute.
4. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 2, its featureBe: the number of described through hole two (16) is at least two and along rear class pump stator (6)Circumferentially distribute.
5. be convenient to according to a kind of described in claim 2 or 3 or 4 vavuum pump of installing and safeguarding,It is characterized in that: in described fuel tank (2), there is pump postoperculum (8), described pump postoperculum (8)On offer through hole three (17), described screw (14) is successively through through hole three (17), logicalHole two (16), through hole one (15) are also plugged in installing hole (18).
6. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 1, its featureBe: fore pump blade (10) is installed, rear class pump on described fore pump rotor (5)Rear class pump blade (12) is installed on rotor (7).
7. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 6, its featureBe: on the side face of described fore pump rotor (5), be provided with two about this fore pumpThe front mounting groove that rotor (5) central shaft is symmetrical, described fore pump blade (10)Be installed in front mounting groove by spring one (9).
8. a kind of vavuum pump of being convenient to installation and safeguarding according to claim 6, its featureBe: on the side face of described rear class pump rotor (7), be provided with two about this rear class pumpThe rear mounting groove that rotor (7) central shaft is symmetrical, described rear class pump blade (12)Be installed in rear mounting groove by spring two (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126243.6U CN205260320U (en) | 2015-12-29 | 2015-12-29 | Vacuum pump convenient to installation and maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126243.6U CN205260320U (en) | 2015-12-29 | 2015-12-29 | Vacuum pump convenient to installation and maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260320U true CN205260320U (en) | 2016-05-25 |
Family
ID=56001850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521126243.6U Expired - Fee Related CN205260320U (en) | 2015-12-29 | 2015-12-29 | Vacuum pump convenient to installation and maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237734A (en) * | 2017-07-27 | 2017-10-10 | 金华市威科工贸有限公司 | A kind of compact type vacuum pump |
-
2015
- 2015-12-29 CN CN201521126243.6U patent/CN205260320U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237734A (en) * | 2017-07-27 | 2017-10-10 | 金华市威科工贸有限公司 | A kind of compact type vacuum pump |
| CN107237734B (en) * | 2017-07-27 | 2019-03-22 | 金华市威科工贸有限公司 | A kind of compact type vacuum pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160525 Termination date: 20201229 |