CN209012070U - A kind of oil-gas recovery vacuum pump - Google Patents
A kind of oil-gas recovery vacuum pump Download PDFInfo
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- CN209012070U CN209012070U CN201821728735.6U CN201821728735U CN209012070U CN 209012070 U CN209012070 U CN 209012070U CN 201821728735 U CN201821728735 U CN 201821728735U CN 209012070 U CN209012070 U CN 209012070U
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- pump
- fixing sleeve
- oil
- pump housing
- gas recovery
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Abstract
The utility model discloses a kind of oil-gas recovery vacuum pump, including the pump housing, the pump housing is equipped with pump shaft；Pump cover is connect with the first end of the pump housing, and the pump cover is equipped with first bearing, and the first bearing is connect with the first end of the pump shaft；Switching end cap, the second end of the pump housing is connect by end cap of transferring with fire-proof motor, the utility model structure is simple, rationally, by replacing the conical filter net that traditional flat filter is pyramidal structure, impurity can glide along inclined-plane, then collect in bottom, in this way it is avoided that impurity is laid in filtering net surface, to be always ensured that the filter effect in Partial filtration hole, in addition under the action of air-flow, rotor plate can rotate under the drive of flabellum, rotor plate will drive cleaning rod and rotate, cleaning rod band electric brush is cleared up in conical filter net surface, collect to facilitate impurity in bottom, thus eliminating the need existing apparatus there are the drawbacks of, it is practical.
Description
Technical field
The utility model relates to a kind of vacuum pump, specifically a kind of oil-gas recovery vacuum pump.
Background technique
Oil-gas recovery vacuum pump includes the pump housing and fire-proof motor, and the pump housing is equipped with pump shaft, and pump shaft one end is connect with rotor, rotor
It is equipped with slidable blade, the pump shaft other end and motor axis connection, rotor high speed rotation under the drive of fire-proof motor, and is begun
It is slided eventually along the inner wall of the pump housing, blade is made to reciprocatingly slide along the radial slot of rotor and contact always with pump housing inner wall, by the pump housing point
At the cavity of several variable volumes, change to form atm difference by the volume of several cavitys, is less than mark when pumping intracorporal pressure
Just negative pressure (also known as vacuum) is formd when quasi- atmospheric pressure, generates the flowing of gas, and then reaches the circulation of air-breathing and exhaust.
Existing oil-gas recovery vacuum pump, by supporting the one of pump shaft in pump housing side spaced two bearings
End, pump shaft is easily bent when work, therefore concentricity is bad, pump shaft circle bounce is big, caused by the pump housing is easy to wear, blade easily blocks
Firmly, the fast problem of fever temperature rise, affects the performance and used life of oil-gas recovery vacuum pump.
In view of the above-mentioned problems, a kind of vacuum pump of patent disclosure that existing patent announcement number is CN203374481U, still
There are a disadvantage, this pump housings can not carry out primary filtration to gasoline, in turn result in pump body and be easy to produce for this pump housing
The problem of blocking, and tradition increases simple this measure of filter screen and is also difficult to improve such case, because of traditional mistake
Strainer is at planar structure, and the air passage of vacuum pump sectional area itself is not big enough, and simple flat filter is easy in filter screen
As soon as surface covers layer impurity, such filter screen loses filter effect.
Utility model content
The purpose of this utility model is to provide a kind of oil-gas recovery vacuum pumps, mentioned above in the background art to solve
Problem.
To achieve the above object, the utility model provides the following technical solutions:
A kind of oil-gas recovery vacuum pump, including the pump housing, the pump housing are equipped with pump shaft；Pump cover, the first end with the pump housing
Connection, the pump cover are equipped with first bearing, and the first bearing is connect with the first end of the pump shaft；Switching end cap, the pump
The second end of body is connect by end cap of transferring with fire-proof motor, and the change-over terminal is covered with second bearing, the second bearing and
The second end of the pump shaft connects；
The pump cover is equipped with linear type air intake passage, is equipped with pressure release valve module, the relief valve in the air intake passage
Component is along the axial direction setting of the air intake passage, and the air inlet and exhaust ports of air intake passage are equipped with fire arrester.
The air inlet upper end is detachably equipped with the filter structure for avoiding impurity tiling accumulation.
As a further solution of the present invention: the filter structure includes the cartridge filter gone out positioned at air inlet, filtering
Cylinder is connected and fixed by connecting flange and the pump housing, and the cartridge filter upper end is detachably equipped with the first fixing sleeve, and described first is fixed
Putting on end face array distribution has several air inlet grids, and first fixing sleeve lower end middle position is fixed with the second fixing sleeve,
The sliding of second fixing sleeve lower end is equipped with fixed link, is equipped with inside the second fixing sleeve and presses spring, presses spring for the second fixing sleeve
It is connected and fixed with fixed link, is connected and fixed at the top of fixed link lower end and conical filter net, conical filter end off the net is equipped with piston
Plate, piston plate middle position are equipped with port, the supporting plate matched with piston plate are equipped with inside the cartridge filter, in mounting device
When, under the action of pressing spring, the piston plate at conical filter end off the net can be pressed on supporting plate, and this mounting means also facilitates
Later period takes out conical filter net later period.
As a further solution of the present invention: the fixed link outer sheath is equipped with rotor plate, rotor plate middle position
It being connected and fixed by rolling bearing and fixed link, rotor plate is equipped with annular groove, and array distribution has several flabellums in annular groove,
Rotor plate lower end array distribution has several cleaning rods, and cleaning rod is equipped with the cleaning brush being in contact with conical filter net surface,
In vacuum pump work, air-flow can pass through cartridge filter, and due to the pyramidal structure of conical filter net, impurity can glide along inclined-plane,
Then collect in bottom, in this way it is avoided that impurity is laid in filtering net surface, to be always ensured that the filtering effect in Partial filtration hole
Fruit, in addition under the action of air-flow, rotor plate can rotate under the drive of flabellum, and rotor plate will drive cleaning rod and occur to turn
Dynamic, cleaning rod band electric brush is cleared up in conical filter net surface, is collected to facilitate impurity in bottom.
As a further solution of the present invention: the cleaning rod is arranged in parallel with conical filter net surface.
As a further solution of the present invention: being to be threadedly coupled between first fixing sleeve and cartridge filter.
As a further solution of the present invention: being additionally provided with noise reduction layer on the cartridge filter inner wall.
Compared with prior art, the utility model has the beneficial effects that the utility model is simple and reasonable for structure, by replacing
The conical filter net that traditional flat filter is pyramidal structure is changed, impurity can glide along inclined-plane, then collect in bottom, in this way
It is avoided that impurity is laid in filtering net surface, so that the filter effect in Partial filtration hole is always ensured that, in addition in the effect of air-flow
Under, rotor plate can rotate under the drive of flabellum, and rotor plate will drive cleaning rod and rotate, and cleaning rod band electric brush exists
The cleaning of conical filter net surface, collects to facilitate impurity in bottom, thus eliminating the need existing apparatus there are the drawbacks of, it is real
It is strong with property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of filter structure in the utility model.
Wherein: fire-proof motor 1, switching end cap 2, pump shaft 3, first bearing 4, air inlet 5, filter tip 6, group burner 7, pump cover
8, pressure release valve module 9, air intake passage 10, second bearing 11, exhaust outlet 12, cartridge filter 13, connecting flange 14, piston plate 15, logical
Mouthfuls 16, conical filter net 17, supporting plate 18, cleaning brush 19, cleaning rod 20, the first fixing sleeve 21, rotor plate 22, fixed link 23, the
Two fixing sleeves 24 press spring 25, flabellum 26.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1~2, in the utility model embodiment, a kind of oil-gas recovery vacuum pump, including the pump housing, the pump housing
Equipped with pump shaft 3；Pump cover 8 is connect with the first end of the pump housing, and the pump cover 8 is equipped with first bearing 4, the first bearing 4
It is connect with the first end of the pump shaft 3；The second end of switching end cap 2, the pump housing is connected by switching end cap 2 and fire-proof motor 1
It connects, the switching end cap 2 is equipped with second bearing 11, and the second bearing 11 is connect with the second end of the pump shaft 3；
The pump cover 8 is equipped with linear type air intake passage 10, and pressure release valve module 9 is equipped in the air intake passage 10, described
Pressure release valve module 9 is arranged along the axial direction of the air intake passage 10, and back-fire relief is equipped at the air inlet 5 and exhaust outlet 12 of air intake passage 10
Device 7.
5 upper end of air inlet is detachably equipped with the filter structure for avoiding impurity tiling accumulation.
The filter structure includes the cartridge filter 13 gone out positioned at air inlet 5, and cartridge filter 13 passes through connecting flange 14 and the pump housing
It is connected and fixed, 13 upper end of cartridge filter is detachably equipped with the first fixing sleeve 21, the 21 upper surface array of the first fixing sleeve point
Several air inlet grids are furnished with, the 21 lower end middle position of the first fixing sleeve is fixed with the second fixing sleeve 24, the second fixing sleeve
The sliding of 24 lower ends is equipped with fixed link 23, is equipped with inside the second fixing sleeve 24 and presses spring 25, presses spring 25 for the second fixing sleeve
24 are connected and fixed with fixed link 23, and 23 lower end of fixed link and the top of conical filter net 17 are connected and fixed, under conical filter net 17
End is equipped with piston plate 15, and 15 middle position of piston plate is equipped with port 16, is equipped with inside the cartridge filter 13 and matches with piston plate 15
The supporting plate 18 of conjunction, in mounting device, under the action of pressing spring 25, the piston plate 15 of 17 lower end of conical filter net can be tight
It is pressed on supporting plate 18, this mounting means also facilitates the later period for the taking-up of 17 later period of conical filter net；
23 outer sheath of fixed link is equipped with rotor plate 22, and 22 middle position of rotor plate passes through rolling bearing and fixed link 23
It is connected and fixed, rotor plate 22 is equipped with annular groove, and array distribution has several flabellums 26,22 lower end array of rotor plate in annular groove
Several cleaning rods 20 are distributed with, cleaning rod 20 is arranged in parallel with 17 surface of conical filter net, and cleaning rod 20 is equipped with and taper
The cleaning brush 19 that 17 surface of filter screen is in contact, in vacuum pump work, air-flow can pass through cartridge filter 13, due to conical filter net
17 pyramidal structure, impurity can glide along inclined-plane, then collect in bottom, in this way it is avoided that impurity is laid in filtering netlist
Face, so that it is always ensured that the filter effect in Partial filtration hole, in addition under the action of air-flow, band of the rotor plate 22 in flabellum 26
It can rotate under dynamic, rotor plate 22 will drive cleaning rod 22 and rotate, and cleaning rod 22 is with electric brush 19 in conical filter net
17 removing surfaces collect to facilitate impurity in bottom.
It is to be threadedly coupled between fixing sleeve 21 and cartridge filter 13.
Embodiment 2
It distinguishes with embodiment 1: in order to reduce the noise pollution that device generates, also being set on 13 inner wall of cartridge filter
There is noise reduction layer.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of oil-gas recovery vacuum pump, including the pump housing, the pump housing is equipped with pump shaft (3)；Pump cover (8), with the pump housing
One end connection, the pump cover (8) are equipped with first bearing (4), and the first bearing (4) connect with the first end of the pump shaft (3)；
It transfers end cap (2), the second end of the pump housing is connect by switching end cap (2) with fire-proof motor (1), the switching end cap (2)
Equipped with second bearing (11), the second bearing (11) connect with the second end of the pump shaft (3)；The pump cover (8) is equipped with
Linear type air intake passage (10), the air intake passage (10) is interior to be equipped with pressure release valve module (9), and the pressure release valve module (9) is along institute
The axial setting of air intake passage (10) is stated, is equipped with fire arrester (7) at the air inlet (5) and exhaust outlet (12) of air intake passage (10)；
It is characterized in that, air inlet (5) upper end is detachably equipped with the filter structure for avoiding impurity tiling accumulation.
2. oil-gas recovery vacuum pump according to claim 1, which is characterized in that the filter structure includes being located at air inlet
(5) cartridge filter (13) gone out, cartridge filter (13) are connected and fixed by connecting flange (14) with the pump housing, cartridge filter (13) upper end
The first fixing sleeve (21) detachably are equipped with, the first fixing sleeve (21) upper surface array distribution has several air inlet grids, institute
It states the first fixing sleeve (21) lower end middle position to be fixed with the second fixing sleeve (24), the sliding of the second fixing sleeve (24) lower end is equipped with solid
Fixed pole (23), internal be equipped with of the second fixing sleeve (24) press spring (25), and pressing spring (25) will be the second fixing sleeve (24) and solid
Fixed pole (23) is connected and fixed, and is connected and fixed at the top of fixed link (23) lower end and conical filter net (17), conical filter net (17)
Lower end is equipped with piston plate (15), and piston plate (15) middle position is equipped with port (16), is equipped with and work inside the cartridge filter (13)
The supporting plate (18) that seben (15) matches.
3. oil-gas recovery vacuum pump according to claim 2, which is characterized in that fixed link (23) outer sheath, which is equipped with, to be turned
Movable plate (22), rotor plate (22) middle position are connected and fixed by rolling bearing with fixed link (23), and rotor plate (22) is equipped with
Annular groove, array distribution has several flabellums (26) in annular groove, and rotor plate (22) lower end array distribution has several cleaning rods
(20), cleaning rod (20) is equipped with the cleaning brush (19) being in contact with conical filter net (17) surface.
4. oil-gas recovery vacuum pump according to claim 3, which is characterized in that the cleaning rod (20) and conical filter net
(17) surface is arranged in parallel.
5. oil-gas recovery vacuum pump according to claim 2, which is characterized in that first fixing sleeve (21) and cartridge filter
It (13) is threaded connection between.
6. according to any oil-gas recovery vacuum pump of claim 2-5, which is characterized in that on cartridge filter (13) inner wall
It is additionally provided with noise reduction layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728735.6U CN209012070U (en) | 2018-10-24 | 2018-10-24 | A kind of oil-gas recovery vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728735.6U CN209012070U (en) | 2018-10-24 | 2018-10-24 | A kind of oil-gas recovery vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012070U true CN209012070U (en) | 2019-06-21 |
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ID=66839891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821728735.6U Active CN209012070U (en) | 2018-10-24 | 2018-10-24 | A kind of oil-gas recovery vacuum pump |
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| Country | Link |
|---|---|
| CN (1) | CN209012070U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111052A (en) * | 2020-01-19 | 2020-05-08 | 江苏福茂环保科技有限公司 | Exempt from abluent spark arrester |
| CN114011185A (en) * | 2021-10-21 | 2022-02-08 | 江苏双聚智能装备制造有限公司 | Dust collector that can carry out all-round automatic inside clearance |
-
2018
- 2018-10-24 CN CN201821728735.6U patent/CN209012070U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111052A (en) * | 2020-01-19 | 2020-05-08 | 江苏福茂环保科技有限公司 | Exempt from abluent spark arrester |
| CN114011185A (en) * | 2021-10-21 | 2022-02-08 | 江苏双聚智能装备制造有限公司 | Dust collector that can carry out all-round automatic inside clearance |
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