CN209414166U - A kind of two-stage air cooling Roots's liquid ring vacuum unit - Google Patents
A kind of two-stage air cooling Roots's liquid ring vacuum unit Download PDFInfo
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- CN209414166U CN209414166U CN201822024683.0U CN201822024683U CN209414166U CN 209414166 U CN209414166 U CN 209414166U CN 201822024683 U CN201822024683 U CN 201822024683U CN 209414166 U CN209414166 U CN 209414166U
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Abstract
The utility model discloses a kind of two-stage air cooling Roots's liquid ring vacuum units, including machine unit support, the surface middle part of the machine unit support is vertically welded with auxiliary support frame, the top horizontal of the auxiliary support frame is equipped with pump machine main tank, Roots's pump housing is socketed in the middle part of the pump machine main tank, Roots's pump housing is fixedly connected with active motor in the middle part of a side end face of pump machine main tank, the top of the pump machine main tank is equipped with Roots's pump discharge, the surface side of the machine unit support is equipped with gas-liquid separation drainer, the surface other side turning of the machine unit support is vertically fixed second level air cooling tank body, the parallel position that gas-liquid separation drainer is provided on the machine unit support is equipped with main air intake pump.It in the utility model, using new structure, is realized by way of second level air cooling and the tail gas of lobe pump is cooled down, while realizing the gas-liquid separation of discharge gas using gas-liquid separation equipment, the direct outlet of Roots's pump gas is avoided to lead to environmental disruption.
Description
Technical field
The utility model relates to field of vacuum more particularly to a kind of two-stage air cooling Roots's liquid ring vacuum units.
Background technique
With chemical industry, the vacuum processing work of the solvent recovery of pharmaceutical industry and the high-tech products such as semiconductor and microelectronic industry
The rapid growth of skill demand, domestic existing vacuum pump set, can not still based on water ring pump, lobe pump, pawl pump etc. at present
Requirement of such market to solvent recovery and the oil-free clean environment of high vacuum is adapted to, liquid rotary pump is as a kind of dry vacuum pump, tool
There is oil-free, high vacuum working characteristics, but its sucking rate singly pumped is relatively small, the production capacity for being also unable to satisfy above-mentioned industry expands
Big demand, while common lobe pump can greatly increase the pumping performance of fore pump under thick middle vacuum environment.
Existing lobe pump is vented also not since its architectural characteristic, common lobe pump cannot but start in atmospheric pressure
Energy discharging directly into atmosphere leads to narrow scope of application because its use occasion receives stringent limitation.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of two-stage air cooling sieve proposed
Thatch liquid ring vacuum unit.
To achieve the goals above, the utility model adopts the technical scheme that a kind of two-stage air cooling Roots's pendular ring is true
Empty unit, including machine unit support, the surface middle part of the machine unit support are vertically welded with auxiliary support frame, the auxiliary support frame
Top horizontal be equipped with pump machine main tank, be socketed with Roots's pump housing in the middle part of the pump machine main tank, Roots's pump housing is close to pump machine
Active motor is fixedly connected in the middle part of one side end face of main tank, the top of the pump machine main tank is equipped with Roots's pump discharge, the machine
The surface side of pack support is equipped with gas-liquid separation drainer, and the surface other side turning of the machine unit support is vertically fixed second level
Be gas-cooled tank body, and the parallel position that gas-liquid separation drainer is provided on the machine unit support is equipped with main air intake pump, the main air inlet
The output end fixing bolt of pump is connected to primary air cooling tank.
It is as above-mentioned technical proposal to further describe:
The first connecting leg, the table of the second level air cooling tank body are equipped between the gas-liquid separation drainer and second level air cooling tank body
Face bottom is equipped with pressure transmitter, and the surface middle part of the second level air cooling tank body is equipped with electromagnet cut off valve.
It is as above-mentioned technical proposal to further describe:
Bolt has trident connecting leg, the primary air cooling tank and second level air cooling tank between the pump machine main tank and primary air cooling tank
Bolt has the first T pipe between body, and one end of the gas-liquid separation drainer is equipped with the second connecting leg, institute along the edge of machine unit support
It states to be fitted at the top of the other end of gas-liquid separation drainer and has drainer inlet and outlet.
It is as above-mentioned technical proposal to further describe:
The end unit air inflow of the main air intake pump is 60 Liter Per Minutes, and the end of main air intake pump and primary are gas-cooled
Installation end face between tank, which is fitted into, rubber washer, and the inner cavity of primary air cooling tank is hollow annular inner cavity, the primary gas
The inner cavity of cold tank is connected with an access port of the first T pipe, the sandwich cavity of another siphunculus of the first T pipe and primary air cooling tank
It is connected.
It is as above-mentioned technical proposal to further describe:
The fixed exhaust end bolted in pump machine main tank in one end of the trident connecting leg, two breeches pipes of trident connecting leg are entrenched in
Among the inner cavity of primary air cooling tank, and chimeric in the middle part of two connecting legs of trident connecting leg have among a connecting leg of the first T pipe.
It is as above-mentioned technical proposal to further describe:
The inner cavity spline of the pump machine main tank is connected with Roots's pump housing, and the both side ends fixing bolt on the surface of Roots's pump housing
It connects among the inner cavity of pump machine main tank, and the nominal diameter of the bolt between Roots's pump housing and pump machine main tank is eight millimeters.
In the utility model, the gas of lobe pump is externally discharged, is led to using twin-stage air cooling mode using new structure
It crosses second level air cooling mode and realizes the gas for cooling down to the tail gas of lobe pump, while using gas-liquid separation equipment realization discharge gas
Liquid separation, avoids the direct outlet of Roots's pump gas from leading to environmental disruption, the utility model Nover practical is worthy to be popularized.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of two-stage be gas-cooled Roots's liquid ring vacuum unit structure chart；
Fig. 2 be the utility model proposes a kind of two-stage be gas-cooled Roots's liquid ring vacuum unit front view；
Fig. 3 be the utility model proposes a kind of two-stage be gas-cooled Roots's liquid ring vacuum unit top view.
Marginal data:
1, machine unit support；2, auxiliary support frame；3, the first connecting leg；4, pressure transmitter；5, electromagnet cut off valve；6, second level gas
Cold tank body；7, the first T is managed；8, Roots's pump housing；9, trident connecting leg；10, pump machine main tank；11, active motor；12, gas-liquid separation is cold
Solidifying tank；13, main air intake pump；14, the second connecting leg；15, drainer is imported and exported；16, Roots's pump discharge；17, primary air cooling tank.
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.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, a kind of two-stage air cooling Roots's liquid ring vacuum unit, including machine unit support 1, the surface of machine unit support 1
Middle part is vertically welded with auxiliary support frame 2, and the top horizontal of auxiliary support frame 2 is equipped with pump machine main tank 10, in pump machine main tank 10
Portion is socketed with Roots's pump housing 8, and Roots's pump housing 8 is fixedly connected with active motor 11 in the middle part of a side end face of pump machine main tank 10,
The top of pump machine main tank 10 is equipped with Roots's pump discharge 16, and the surface side of machine unit support 1 is equipped with gas-liquid separation drainer 12, unit
The surface other side turning of bracket 1 is vertically fixed second level air cooling tank body 6, is provided with gas-liquid separation drainer on machine unit support 1
12 parallel position is equipped with main air intake pump 13, and the output end fixing bolt of main air intake pump 13 is connected to primary air cooling tank 17.
The first connecting leg 3, the surface of second level air cooling tank body 6 are equipped between gas-liquid separation drainer 12 and second level air cooling tank body 6
Bottom is equipped with pressure transmitter 4, and the surface middle part of second level air cooling tank body 6 is equipped with electromagnet cut off valve 5, realizes preferable liquid communication
Cut-off, while there is preferable automatic improving basis in the later period, bolt has trident company between pump machine main tank 10 and primary air cooling tank 17
Pipe 9, bolt has a first T pipe 7 between primary air cooling tank 17 and second level air cooling tank body 6, one end of gas-liquid separation drainer 12 along
The edge of machine unit support 1 is equipped with the second connecting leg 14, and being fitted at the top of the other end of gas-liquid separation drainer 12 has drainer inlet and outlet
15, preferable gas cooling circulating positions may be implemented, while using connecting leg device, there can be preferable gas circulation to stablize
Property, the end unit air inflow of main air intake pump 13 is 60 Liter Per Minutes, and the end of main air intake pump 13 and primary air cooling tank 17
Between installation end face it is chimeric have rubber washer, and the inner cavity of primary air cooling tank 17 is hollow annular inner cavity, primary air cooling tank
17 inner cavity is connected with an access port of the first T pipe 7, the sandwich sky of another siphunculus of the first T pipe 7 and primary air cooling tank 17
Chamber is connected, and using the connection of two-tube different modes, can there is preferable gas cooling efficiency, while having preferably using equipment
Flowing smoothly property of gas, exhaust end of the fixed bolt in one end of trident connecting leg 9 in pump machine main tank 10, two forks of trident connecting leg 9
Pipe is entrenched among the inner cavity of primary air cooling tank 17, and chimeric one for having the first T pipe 7 in the middle part of two connecting legs of trident connecting leg 9
Among connecting leg, a preferable gas circulation route may be implemented, guaranteed gas-cooled efficiency, the inner cavity of pump machine main tank 10
Spline is connected with Roots's pump housing 8, and the fixed bolt of both side ends on the surface of Roots's pump housing 8 the inner cavity of pump machine main tank 10 it
In, and the nominal diameter of the bolt between Roots's pump housing 8 and pump machine main tank 10 is eight millimeters, guarantees that whole equipment has preferably
Mounting stability.
Working principle: when using air cooling Roots liquid ring vacuum unit, whole equipment is consolidated by machine unit support 1
Dingan County connects on the station, while by the electrical equipment of whole equipment, and active motor 11 is connected electric power, while by main air inlet
Pump 13 it is gentle station be connected, entire unit work normally when, Roots's pump housing 8 start to work when entirely generate temperature compared with
The biggish gas of high pressure, while gas is connected among primary air cooling tank 17 by trident connecting leg 9, main air intake pump 13 is by cooling air
Body is passed through among primary air cooling tank 17, and the gas of primary cooling is passed through second level gas by the first T pipe 7 by primary air cooling tank 17 later
Among cold tank body 6, the gas after condensation is exported among atmosphere by pressure transmitter 4, the gas after second level is cooling
When being not up to pressure, gas is sent among gas-liquid separation drainer 12, by the gas and liquid mixture after cooling
It is separated by gas-liquid separation drainer 12, the gas after separation is discharged by drainer inlet and outlet 15.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
- Roots's liquid ring vacuum unit 1. a kind of two-stage is gas-cooled, including machine unit support (1), which is characterized in that the machine unit support (1) Surface middle part be vertically welded with auxiliary support frame (2), the top horizontal of the auxiliary support frame (2) is equipped with pump machine main tank (10), it is socketed with Roots's pump housing (8) in the middle part of the pump machine main tank (10), Roots's pump housing (8) is close to pump machine main tank (10) A side end face in the middle part of be fixedly connected with active motor (11), the top of the pump machine main tank (10) is equipped with Roots's pump discharge (16), the surface side of the machine unit support (1) is equipped with gas-liquid separation drainer (12), and the surface of the machine unit support (1) is another Side turning is vertically fixed second level air cooling tank body (6), is provided with gas-liquid separation drainer (12) on the machine unit support (1) Parallel position is equipped with main air intake pump (13), and the output end fixing bolt of the main air intake pump (13) is connected to primary air cooling tank (17).
- Roots's liquid ring vacuum unit 2. a kind of two-stage according to claim 1 is gas-cooled, which is characterized in that the gas-liquid separation The first connecting leg (3) are equipped between drainer (12) and second level air cooling tank body (6), the surface bottom portion of second level air cooling tank body (6) Equipped with pressure transmitter (4), the surface middle part of second level air cooling tank body (6) is equipped with electromagnet cut off valve (5).
- Roots's liquid ring vacuum unit 3. a kind of two-stage according to claim 1 is gas-cooled, which is characterized in that the pump machine main tank (10) bolting between primary air cooling tank (17) has trident connecting leg (9), primary air cooling tank (17) and second level air cooling tank body (6) Between bolt there is the first T to manage (7), one end of the gas-liquid separation drainer (12) is equipped with the along the edge of machine unit support (1) Two connecting legs (14), the other end top of the gas-liquid separation drainer (12) is chimeric to have drainer to import and export (15).
- Roots's liquid ring vacuum unit 4. a kind of two-stage according to claim 1 is gas-cooled, which is characterized in that the main air intake pump (13) end unit air inflow is 60 Liter Per Minutes, and between the end of main air intake pump (13) and primary air cooling tank (17) Installation end face is chimeric rubber washer, and the inner cavity of primary air cooling tank (17) is hollow annular inner cavity, the primary air cooling tank (17) inner cavity is connected with a first T access port for managing (7), and the first T manages another siphunculus and primary air cooling tank (17) of (7) Sandwich cavity be connected.
- Roots's liquid ring vacuum unit 5. a kind of two-stage according to claim 3 is gas-cooled, which is characterized in that the trident connecting leg (9) the fixed exhaust end bolted in pump machine main tank (10) in one end, two breeches pipes of trident connecting leg (9) are entrenched in primary air cooling tank (17) among inner cavity, and in the middle part of two connecting legs of trident connecting leg (9) among a chimeric connecting leg for having the first T pipe (7).
- Roots's liquid ring vacuum unit 6. a kind of two-stage according to claim 1 is gas-cooled, which is characterized in that the pump machine main tank (10) inner cavity spline is connected with Roots's pump housing (8), and the fixed bolt of both side ends on the surface of Roots's pump housing (8) is in pump machine master Among the inner cavity of case (10), and the nominal diameter of the bolt between Roots's pump housing (8) and pump machine main tank (10) is eight millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822024683.0U CN209414166U (en) | 2018-12-04 | 2018-12-04 | A kind of two-stage air cooling Roots's liquid ring vacuum unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822024683.0U CN209414166U (en) | 2018-12-04 | 2018-12-04 | A kind of two-stage air cooling Roots's liquid ring vacuum unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414166U true CN209414166U (en) | 2019-09-20 |
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ID=67936749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822024683.0U Active CN209414166U (en) | 2018-12-04 | 2018-12-04 | A kind of two-stage air cooling Roots's liquid ring vacuum unit |
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| CN (1) | CN209414166U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11320036B2 (en) | 2019-09-23 | 2022-05-03 | Ovg Vacuum Technology (Shanghai) Co., Ltd | Transmission structure of motor connection of roots pump |
| US11339783B2 (en) | 2019-09-23 | 2022-05-24 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Pump housing structure of three-axis multi-stage Roots pump |
| US11441564B2 (en) | 2019-09-23 | 2022-09-13 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Driving structure of three-axis multi-stage roots pump |
| US11608829B2 (en) | 2019-10-10 | 2023-03-21 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Structure of rotor connection of multi-axial multi-stage roots pump |
-
2018
- 2018-12-04 CN CN201822024683.0U patent/CN209414166U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11320036B2 (en) | 2019-09-23 | 2022-05-03 | Ovg Vacuum Technology (Shanghai) Co., Ltd | Transmission structure of motor connection of roots pump |
| US11339783B2 (en) | 2019-09-23 | 2022-05-24 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Pump housing structure of three-axis multi-stage Roots pump |
| US11441564B2 (en) | 2019-09-23 | 2022-09-13 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Driving structure of three-axis multi-stage roots pump |
| US11608829B2 (en) | 2019-10-10 | 2023-03-21 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Structure of rotor connection of multi-axial multi-stage roots pump |
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