CN207437364U - A kind of active oil feeding type vacuum pump assembly - Google Patents
A kind of active oil feeding type vacuum pump assembly Download PDFInfo
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- CN207437364U CN207437364U CN201721266532.5U CN201721266532U CN207437364U CN 207437364 U CN207437364 U CN 207437364U CN 201721266532 U CN201721266532 U CN 201721266532U CN 207437364 U CN207437364 U CN 207437364U
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- filled pipeline
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Abstract
A kind of active oil feeding type vacuum pump assembly, including vacuum pump, vacuum pump includes vacuum pump body component and motor, vacuum pump body component includes vacuum pump case and vane rotor group, vacuum pump body component is also connected with a hydraulic pump, an oil-filled chamber is equipped in hydraulic pump, a rack is equipped between vacuum pump body component and motor, rack internal upper part one side is equipped with one into air chamber, the first mounting groove is equipped with into air chamber lower part, installation is equipped with seal assembly in first mounting groove, the second mounting groove is additionally provided in rack, installation is equipped with gas ballast valve in second mounting groove, further include an oil-filled pipeline assembly, oil-filled pipeline assembly penetrates through first mounting groove for connecting, second mounting groove, vacuum pump case body cavity and oil-filled chamber.The utility model is easy to implement the controllability of fuel feeding, is improved the delivery power and sustainability of vacuum pump, make it have good stability in use and reliability by optimization design.
Description
Technical field
The utility model is related to vacuum pump technology field, more particularly to a kind of active oil feeding type vacuum pump assembly.
Background technology
Vacuum technique suffers from extensive use in industrial, civilian, field of scientific study.The job stability of vacuum pump is to determine
Surely an important factor for forming a good vacuum environment is run in the course of work.If it is found in equipment prevents servicing operations true
Sky pump is abnormal stuck, on the one hand certainly will influence the efficiency of prevention maintenance, on the other hand be needed replacing if vacuum pump can not be run
Vacuum pump so generates a unnecessary expense again, it is seen that the stuck cost in real work of vacuum pump and pair of efficiency
Ghost image is rung, we must be paid attention to.
The stuck problem of vacuum pump it is usually because vacuum pump in the process of running, internal impeller rotor set is worn,
Cause its failure.And in wear-out failure majority be because vane rotor group in the process of running, lubricate it is insufficient caused by.
Its body cavity feed lubrication generally use of existing vacuum pump is passive type fuel system, and the pressure differential by inside itself is complete
Into oil suction, so as to meet the needs of body cavity feed lubrication.
Traditional vacuum pump can exist because external and internal pressure difference is larger in high vacuum operation process, therefore can be preferable
Completion to the feed lubrication of body cavity, but it exists after equipment is closed, and because body cavity negative pressure value is excessively high, body cavity easily causes to inhale
Oily overfill easily causes restarting difficulty, can burn-out motor when serious；If in low vacuum operation process, external and internal pressure
Difference is smaller, causes body cavity fuel delivery less or even is present with non lubricant oil entrance, internal part lubricant effect cannot be protected
Barrier, is easy to cause internal part premature abrasion, and fails, while can also influence vacuum pump in low vacuum operation process,
Its operating power is less than normal, the sustainable time is shorter, affects the stability in use and reliability of vacuum pump.
Utility model content
The purpose of this utility model is to provide a kind of active oil feeding type vacuum pump assemblies, are asked for solving above-mentioned technology
Topic is easy to implement the controllability of fuel feeding, improves the delivery power and sustainability of vacuum pump, makes it have good using stabilization
Property and reliability.
Following technical scheme may be employed to realize in the technical issues of the utility model solves：
A kind of active oil feeding type vacuum pump assembly, including vacuum pump, the vacuum pump include vacuum pump body component and with institute
The motor of vacuum pump body component connection is stated, the vacuum pump body component includes vacuum pump case and positioned at the vacuum pump case body
The vane rotor group of chamber, the vacuum pump body component are also connected with a hydraulic pump, and an oil-filled chamber is equipped in the hydraulic pump, described true
A rack is equipped between empty pump assembly and the motor, the rack internal upper part one side is equipped with one into air chamber, the air inlet
Body cavity lower part is equipped with the first mounting groove, is installed in first mounting groove and is equipped with seal assembly, second is additionally provided in the rack
Mounting groove, the interior installation of second mounting groove are equipped with gas ballast valve, further include an oil-filled pipeline assembly, and the oil-filled pipeline assembly is used
First mounting groove, the second mounting groove, vacuum pump case body cavity and oil-filled chamber are penetrated through in series connection.
The seal assembly includes sealing-plug, seal receptacle and compression spring, the seal receptacle be located at it is described into air chamber with
Between first mounting groove, the sealing-plug is located at through the seal receptacle and perpendicular activity cooperation, the compression spring
The sealing-plug bottom.
The sealing-plug is made of cock body, plug axis and obturating plug, and the cock body is located at described into air chamber, and the plug axis passes through
The perpendicular activity cooperation of the seal receptacle is worn, the compression spring is located at the obturating plug bottom.
An inlet flange is further included, the inlet flange is fixedly mounted with frame upper end portion, and the inlet flange is located at institute
It states into air chamber top.
The oil-filled pipeline assembly includes the first oil-filled pipeline, the second oil-filled pipeline and the 3rd oil filler pipe that are located in rack
Road, the oil-filled pipeline assembly further include the 4th oil-filled pipeline, the 5th oil-filled pipeline and oil filler pipe in vacuum pump case
Branch, the oil-filled pipeline assembly further include the 6th oil-filled pipeline in the hydraulic pump, and the oil-filled pipeline assembly is also
Including oil pipe.
The first oil-filled pipeline is used for the first mounting groove of through connection and the second mounting groove, the second oil-filled pipeline two
End the first mounting groove and the 4th oil-filled pipeline described in through connection respectively, the 3rd oil-filled pipeline both ends company of perforation respectively
Second mounting groove and the 5th oil-filled pipeline are connect, the oil filler pipe branch is for the 4th oil-filled pipeline described in through connection and very
Empty pump case body cavity passes through the oil pipe through connection, institute between the 5th oil-filled pipeline and the 6th oil-filled pipeline
State the 6th oil-filled pipeline other end and oil-filled chamber through connection.
The oil filler pipe branch quantity is two.
The oil pipe is located on the outside of vacuum pump case and hydraulic pump.
The rack is combined and formed by the first rack shell and the second rack shell, the first rack shell outside and the vacuum
Pump case is fixedly mounted, and is fixedly mounted on the outside of the second rack shell with the motor.
First through hole is equipped in the first rack shell, is equipped with the second through hole in the second rack shell, the motor with
The vane rotor group completes connection through the first through hole and the second through hole.
The utility model has following outstanding advantages and effect compared with prior art：The utility model is set by optimization
Meter is easy to implement the controllability of fuel feeding, improves the delivery power and sustainability of vacuum pump, makes it have good using stabilization
Property and reliability；Vacuum pump is run under low vacuum state, effectively and timely can provide lubricating oil for inside, so as to reduce
Internal part is worn；Vacuum pump is run under high vacuum state, can be entered to avoid excessive lubricating oil, be avoided the formation of interference, carry
High workload operational efficiency avoids restarting difficult, improves protective.
The characteristics of the utility model, sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clear
Ground understands.
Description of the drawings
Fig. 1 is the vacuum pump working condition entirety schematic cross-sectional view of the utility model；
Fig. 2 is the vacuum pump closed state entirety schematic cross-sectional view of the utility model；
Fig. 3 is the whole decomposition texture schematic diagram of the utility model；
Fig. 4 is the integral installation structure diagram of the utility model；
Fig. 5 is the whole main structure diagram of the utility model；
Fig. 6 is the A-A faces schematic cross-sectional view of the utility model Fig. 5；
Fig. 7 is the B-B faces schematic cross-sectional view of the utility model Fig. 5；
Fig. 8 is the C-C faces schematic cross-sectional view of the utility model Fig. 5；
Fig. 9 is the vacuum pump body component schematic cross-sectional view of the utility model；
Figure 10 is the oil-filled pipeline assembly arrangement schematic diagram of the utility model；
Figure 11 is the rack decomposition texture schematic diagram of the utility model；
Figure 12 is the plug construction schematic diagram of the utility model；
Wherein：1st, motor；2nd, rack；21st, the second rack shell；211st, the second through hole；22nd, the first rack shell；221st, first
Through hole；23rd, inlet flange；24th, into air chamber；25th, the first mounting groove；26th, the second mounting groove；3rd, vacuum pump body component；31st, it is true
Empty pump case；32nd, vane rotor group；4th, hydraulic pump；41st, oil-filled chamber；5th, seal assembly；51st, sealing-plug；511st, cock body；512、
Fill in axis；513rd, obturating plug；52nd, seal receptacle；53rd, spring is compressed；6th, oil-filled pipeline assembly；61st, the first oil-filled pipeline；62nd, second fills
Oil pipe line；63rd, the 3rd oil-filled pipeline；64th, oil pipe；65th, oil-filled branch pipe；66th, the 4th oil-filled pipeline；67th, the 5th oil-filled pipeline；
68th, the 6th oil-filled pipeline；7th, gas ballast valve.
Specific embodiment
In order to which the technical means, creative features, achievable purpose and effectiveness for realizing the utility model are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As shown in Figures 1 to 12, a kind of active oil feeding type vacuum pump assembly provided by the utility model, including vacuum pump,
Vacuum pump includes vacuum pump body component 3 and the motor 1 being connected with vacuum pump body component 3, and vacuum pump body component 3 includes vacuum pump case
Body 31 and the vane rotor group 32 positioned at 31 body cavity of vacuum pump case, vacuum pump body component 3 are also connected with a hydraulic pump 4, hydraulic pump 4
Inside be equipped with an oil-filled chamber 41, between vacuum pump body component 3 and motor 1 be equipped with a rack 2,2 internal upper part one side of rack be equipped with one into
Air chamber 24 is equipped with the first mounting groove 25 into 24 lower part of air chamber, and installation is equipped with seal assembly 5, rack 2 in the first mounting groove 25
The second mounting groove 26 is inside additionally provided with, is installed in the second mounting groove 26 and is equipped with gas ballast valve 7, further include an oil-filled pipeline assembly 6, it is oil-filled
Pipeline assembly 6 is for the first mounting groove 25 of perforation, the second mounting groove 26,31 body cavity of vacuum pump case and the oil-filled chamber 41 of connecting.
According to said structure, the utility model is designed using the combination of vacuum pump and hydraulic pump, with reference to seal assembly 5, gas
Town valve 7 and oil-filled pipeline assembly 6 realize active oil supply function, and operation principle is：When vacuum pump is in operation operation, sealing
Component 5 is located in the first mounting groove 25, and seal assembly 5 is with into 24 separated state of air chamber, being easy to implement air-breathing, while gas
Town valve 7 is similarly in closed state, in vacuum pump operational process, is caused using the effect of hydraulic pump 4 in oil-filled pipeline assembly 6
Oil body is filled, therefore it depends entirely on the fuel delivery of 31 body cavity of vacuum pump case the operating control of hydraulic pump 4, no matter vacuum
Pump can realize the quantization filling of oil body, improve whole controllability in low vacuum state or high vacuum state
Can, so as to complete active fuel feeding；After vacuum pump operation, completed using seal assembly 5 to the seal plug into air chamber 24
Plug, avoids equipment from closing down rear air and is entered by vacuum pump reflux in equipment, while automatically opens gas ballast valve 7, by vacuum pump case
Negative pressure state in body 31 releases, and oil body is back in oil-filled chamber 41 because of the inside and outside weighing apparatus that flattens in oil-filled pipeline assembly 6, can be to avoid
After vacuum pump end of run, internal negative pressure is excessively high to cause 31 body cavity of vacuum pump case to suck a large amount of oil bodies, influences vacuum pump
Restarting, avoid burn-out motor.
Further, the utility model seal assembly 5 includes sealing-plug 51, seal receptacle 52 and compression spring 53, seal receptacle 52
Positioned at between 24 and first mounting groove 25 of air chamber, sealing-plug 51 compresses bullet through seal receptacle 52 and perpendicular activity cooperation
Spring 53 is located at 51 bottom of sealing-plug, and sealing-plug 51 is made of cock body 511, plug axis 512 and obturating plug 513, and cock body 511 is located at into gas
In chamber 24, plug axis 512 is located at 513 bottom of obturating plug through the perpendicular activity cooperation of seal receptacle 52, compression spring 53, further include one into
Gas flange 23, inlet flange 23 are fixedly mounted with 2 upper end of rack, and inlet flange 23 is located at into 24 top of air chamber.
In said structure, for sealing-plug 51 for completing to the sealing into air chamber 24, effect is to be closed in vacuum pump
After closing, 23 lower port of inlet flange is completed to block, air is avoided to enter by vacuum pump reflux inside equipment, seal receptacle 52 is used
In completing into air chamber 24 with the first mounting groove 25 to isolate, while be easily installed sealing-plug 51 so that sealing-plug 51 can on
Lower activity, operation principle are：When vacuum pump is in running order, it is subject to vacuum pump vacuum action power into air chamber 24,
Its sealing-plug 51 is in lowest order, and compression spring 53 is subject to upper pressure effect, and in compressive state, sealing-plug 51 combines sealing
Seat 52 can efficiently accomplish and will complete to isolate into 24 and first mounting groove 25 of air chamber, effectively avoid the oil in the first mounting groove 25
Body enters into air chamber 24；After vacuum pump is closed, equipment completion vacuumizes, and by automatically opening gas ballast valve 7, oil body is returned
It flow in oil-filled chamber 41, while into part can be subject in air chamber 24 to come to the negative pressure suction force of equipment, with reference to compression spring 53
Reset response power, sealing-plug 51 is jacked up so that 51 clogging 23 bottom face of inlet flange of sealing-plug, and because being subject in
The effect of external pressure, sealing-plug 51 have good blocking effect, and inlet flange 23 is convenient for the service of connection devices and vacuum pump.
Further, the oil-filled pipeline assembly 6 of the utility model includes the first oil-filled pipeline 61 being located in rack 2, second fills
62 and the 3rd oil-filled pipeline 63 of oil pipe line, oil-filled pipeline assembly 6 further include the 4th oil-filled pipeline in vacuum pump case 31
66th, the 5th oil-filled pipeline 67 and oil filler pipe branch 65, oil-filled pipeline assembly 6 further include the 6th oil filler pipe in hydraulic pump 4
Road 68, oil-filled pipeline assembly 6 further include oil pipe 64, and the first oil-filled pipeline 61 is used for the first mounting groove of through connection 25 and second
Mounting groove 26, second oil-filled 62 both ends of pipeline difference through connection the first mounting groove 25 and the 4th oil-filled pipeline 66, the 3rd is oil-filled
Through connection the second mounting groove 26 and the 5th oil-filled pipeline 67 are distinguished in 63 both ends of pipeline, and oil filler pipe branch 65 is for through connection the
Four oil-filled pipelines 66 and 31 body cavity of vacuum pump case pass through oil pipe 64 between the 5th oil-filled 67 and the 6th oil-filled pipeline 68 of pipeline
Through connection, the 4th oil-filled 66 other end of pipeline are sealed condition, and the 6th oil-filled 68 other end of pipeline connects with the perforation of oil-filled chamber 41
It connects, the connected entrance of the second oil-filled 62 and first mounting groove 25 of pipeline is located at 25 side of sidewall portion of the first mounting groove or bottom, and the 3rd is oil-filled
The connected entrance of 63 and second mounting groove 26 of pipeline is located at 26 bottom end of the second mounting groove.
With reference to above-mentioned, the arrangement of the whole oil-filled pipeline assembly 6 of optimization by the effect of hydraulic pump 4, will fill inside it
Oil body is transmitted to by the 6th oil-filled pipeline 68 in oil pipe in oil pocket 31, and oil pipe 64 is inputted to the 5th oil-filled pipeline 67,
5th oil-filled pipeline 67 is inputted to the 3rd oil-filled pipeline 63, so as to which the second mounting groove 26 be completed to fill, the second mounting groove 26
Interior oil body is inputted by the first oil-filled pipeline 61 to the first mounting groove 25, completes the filling of the first mounting groove 25, the first installation
Oil body is inputted to the second oil-filled pipeline 62 in slot 25, and the second oil-filled pipeline 62 is inputted to the 4th oil-filled pipeline 66, with reference to filling
Oil pipe line branch 65 inputs the oil body in the 4th oil-filled pipeline 66 into 31 body cavity of vacuum pump case, so that positioned at body cavity
In 32 grade components of vane rotor group obtain lubrication filling.
Further, 65 preferred amount of the utility model oil filler pipe branch is two, increases oil body input face, and it is equal to improve lubrication
Even property.
Further, the utility model oil pipe 64 is located at 4 outside of vacuum pump case 31 and hydraulic pump, convenient for completing pipeline rank
It connects, improves install convenient, while reduce production difficulty.
Further, the utility model rack 2 is made of the first rack shell 22 and the combination of the second rack shell 21, the first rack shell
22 outsides are fixedly mounted with vacuum pump case 31, and 21 outside of the second rack shell is fixedly mounted with motor 1, is set in the first rack shell 22
There is first through hole 221, the second through hole 211 is equipped in the second rack shell 21, motor 1 runs through first through hole with vane rotor group 32
221 and second through hole 211 complete connection, convenient for integral installation.
The utility model is easy to implement the controllability of fuel feeding by optimization design, improve vacuum pump delivery power and can
Continuation makes it have good stability in use and reliability；Vacuum pump is run under low vacuum state, can effectively and
When be that inside provides lubricating oil, so as to reduce internal part abrasion；Vacuum pump is run under high vacuum state, can be to avoid mistake
More lubricating oil enter, and avoid the formation of interference, improve work operational efficiency, avoid restarting difficult, improve protective.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, all things considered are all merely illustrative, and are not only
's.It is all in the scope of the utility model or in the change being equal in the scope of the utility model by the utility model bag
Contain.
Claims (10)
1. a kind of active oil feeding type vacuum pump assembly, including vacuum pump, the vacuum pump include vacuum pump body component (3) and with institute
The motor (1) of vacuum pump body component (3) connection is stated, the vacuum pump body component (3) includes vacuum pump case (31) and positioned at institute
State the vane rotor group (32) of vacuum pump case (31) body cavity, it is characterised in that：The vacuum pump body component (3) is also connected with a liquid
Press pump (4), the hydraulic pump (4) is interior to be equipped with an oil-filled chamber (41), between the vacuum pump body component (3) and the motor (1)
Equipped with a rack (2), rack (2) the internal upper part one side is equipped with one into air chamber (24), described to be set into air chamber (24) lower part
There is the first mounting groove (25), installed in first mounting groove (25) and be equipped with seal assembly (5), is additionally provided in the rack (2)
Second mounting groove (26), the interior installation of second mounting groove (26) are equipped with gas ballast valve (7), further include an oil-filled pipeline assembly (6),
The oil-filled pipeline assembly (6) penetrates through first mounting groove (25), the second mounting groove (26), vacuum pump case for connecting
(31) body cavity and oil-filled chamber (41).
2. a kind of active oil feeding type vacuum pump assembly according to claim 1, it is characterised in that：The seal assembly (5)
Including sealing-plug (51), seal receptacle (52) and compression spring (53), the seal receptacle (52) be located at it is described into air chamber (24) with
Between first mounting groove (25), the sealing-plug (51) is described through the seal receptacle (52) and perpendicular activity cooperation
Compression spring (53) is located at the sealing-plug (51) bottom.
3. a kind of active oil feeding type vacuum pump assembly according to claim 2, it is characterised in that：The sealing-plug (51) by
Cock body (511), plug axis (512) and obturating plug (513) are formed, and the cock body (511) is located at described interior into air chamber (24), the plug
Axis (512) is located at the obturating plug (513) bottom through the perpendicular activity cooperation of the seal receptacle (52), the compression spring (53)
Portion.
4. a kind of active oil feeding type vacuum pump assembly according to claims 1 to 3 any one, it is characterised in that：Also wrap
An inlet flange (23) is included, the inlet flange (23) is fixedly mounted with rack (2) upper end, and the inlet flange (23) is located at
It is described into air chamber (24) top.
5. a kind of active oil feeding type vacuum pump assembly according to claim 1, it is characterised in that：The oil-filled pipeline assembly
(6) the first oil-filled pipeline (61), the second oil-filled pipeline (62) and the 3rd oil-filled pipeline (63) that are located in rack (2), institute are included
It states oil-filled pipeline assembly (6) and further includes the 4th oil-filled pipeline (66) in vacuum pump case (31), the 5th oil-filled pipeline
(67) and oil filler pipe branch (65), the oil-filled pipeline assembly (6) further include the 6th oil filler pipe in the hydraulic pump (4)
Road (68), the oil-filled pipeline assembly (6) further include oil pipe (64).
6. a kind of active oil feeding type vacuum pump assembly according to claim 5, it is characterised in that：The first oil-filled pipeline
(61) for the first mounting groove of through connection (25) and the second mounting groove (26), second oil-filled pipeline (62) both ends are passed through respectively
Lead to and connect first mounting groove (25) and the 4th oil-filled pipeline (66), the 3rd oil-filled pipeline (63) both ends are passed through respectively
Lead to and connect second mounting groove (25) and the 5th oil-filled pipeline (67), the oil filler pipe branch (65) is for described in through connection
4th oil-filled pipeline (66) and vacuum pump case (31) body cavity, the 5th oil-filled pipeline (67) and the 6th oil-filled pipeline
(68) penetrated through between by the oil pipe (64) through connection, the 6th oil-filled pipeline (68) other end with oil-filled chamber (41)
Connection.
7. a kind of active oil feeding type vacuum pump assembly according to claim 5 or 6, it is characterised in that：The oil filler pipe branch
Road (65) quantity is two.
8. a kind of active oil feeding type vacuum pump assembly according to claim 5 or 6, it is characterised in that：The oil pipe
(64) it is located on the outside of vacuum pump case (31) and hydraulic pump (4).
9. a kind of active oil feeding type vacuum pump assembly according to claim 1, it is characterised in that：The rack (2) is by
One rack shell (22) and the combination of the second rack shell (21) are formed, the first rack shell (22) outside and the vacuum pump case
(31) it is fixedly mounted, is fixedly mounted on the outside of the second rack shell (21) with the motor (1).
10. a kind of active oil feeding type vacuum pump assembly according to claim 9, it is characterised in that：The first rack shell
(22) first through hole (221) is equipped in, the second through hole (211), the motor (1) and institute are equipped in the second rack shell (21)
It states vane rotor group (32) and completes connection through the first through hole (221) and the second through hole (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721266532.5U CN207437364U (en) | 2017-09-29 | 2017-09-29 | A kind of active oil feeding type vacuum pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721266532.5U CN207437364U (en) | 2017-09-29 | 2017-09-29 | A kind of active oil feeding type vacuum pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437364U true CN207437364U (en) | 2018-06-01 |
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ID=62295465
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721266532.5U Active CN207437364U (en) | 2017-09-29 | 2017-09-29 | A kind of active oil feeding type vacuum pump assembly |
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| Country | Link |
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| CN (1) | CN207437364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559198A (en) * | 2017-09-29 | 2018-01-09 | 临海市谭氏真空设备有限公司 | A kind of active oil feeding type vacuum pump assembly |
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2017
- 2017-09-29 CN CN201721266532.5U patent/CN207437364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559198A (en) * | 2017-09-29 | 2018-01-09 | 临海市谭氏真空设备有限公司 | A kind of active oil feeding type vacuum pump assembly |
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