CN205478334U - Liquid cooling type roots vacuum pump - Google Patents
Liquid cooling type roots vacuum pump Download PDFInfo
- Publication number
- CN205478334U CN205478334U CN201620107200.1U CN201620107200U CN205478334U CN 205478334 U CN205478334 U CN 205478334U CN 201620107200 U CN201620107200 U CN 201620107200U CN 205478334 U CN205478334 U CN 205478334U
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- Prior art keywords
- wallboard
- pump
- pump housing
- chamber
- cooling chamber
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Abstract
The utility model discloses a liquid cooling type roots vacuum pump belongs to lobe pump technical field. The utility model discloses a pump body, the rotor, motor headwall board, a front end cover, a rear end cover, a rotation shaft, and a stopper, gear headwall board and rear end cap, the mounting of rotors is in the pump chamber of the pump body, motor headwall board and gear headwall board are installed respectively in the both ends of the pump body, the front end housing is installed on motor headwall board, the rear end cap is installed on gear headwall board, motor headwall board and gear headwall inboard all are equipped with wallboard cooling chamber, be equipped with pump body cooling chamber on the lateral wall of the pump body, wallboard cooling chamber is cooled off the chamber with the pump body and is linked together, the coolant liquid flows in wallboard cooling chamber and pump body cooling intracavity through the inlet, and flow through the liquid outlet. The utility model discloses utilize the flow of coolant liquid in time to take away the lateral wall of lobe pump and the heat of tip, reduced the heat in the lobe pump working process by a wide margin, furthermore, the utility model discloses structural change to original lobe pump is little, simple structure, and the preparation is convenient, and is very ideal to the cooling effect of lobe pump.
Description
Technical field
This utility model relates to a kind of Roots vaccum pump, more particularly, it relates to a kind of liquid-cooling type Roots vaccum pump.
Background technology
Roots vaccum pump (being called for short: lobe pump) is a kind of machinery positive displacement vacuum pump, and it utilizes a pair lobed rotor in pump chamber same
Step, the pushing effect reversely rotated carry out mobile gas and realize work of bleeding.Lobe pump can not work outside pressure differential range requiring,
Because pressure reduction is the highest, lobe pump acting is the most, and produced heat is the most, when the temperature in the pump housing is more and more higher,
The metal parts such as the rotor in the pump housing heat up expansion, and the metal parts fit dimension after expansion changes and easy generating unit
Part damages, such as, after rotor expanded by heating, the gap between rotor and the pump housing, end cap reduces and metal bump occurs, even
There is the problem that rotor is stuck；And if the gap between rotor and the pump housing, end cap is designed to excessive, the vacuum of lobe pump
The biggest loss will be produced.Therefore, the heat dissipation problem how solving lobe pump becomes the skill that those skilled in the art are urgently to be resolved hurrily
Art problem.
At present, the most all there is the problem that high temperature is hot, traditional solution in major part Roots vaccum pump both at home and abroad
It is that radiating fin is set on the pump housing of Roots vaccum pump, but radiating effect is poor.In order to improve the heat dispersion of Roots vaccum pump,
In prior art, existing related art scheme is open, and such as China Patent No. ZL201420380410.9, authorized announcement date is 2014
On December 3, invention and created name is: the lobe pump of a kind of good cooling results, and this application case relates to a kind of good cooling results
Lobe pump, including the pump housing, rotor, heat radiation sleeve and 2 sealing rings；Rotor is arranged in the endoporus of the pump housing；The circumference of the pump housing
Outer surface is provided with at least one cannelure axially arranged, and is provided with the arcuate groove of connection between adjacent annular groove；Heat radiation sleeve
Being socketed on the pump housing, its axial two ends are tightly connected with the pump housing by sealing ring, so that cannelure and arcuate groove form a storage
The inner chamber of water；The axial two ends of heat radiation sleeve also include the water hole with inner space.This application case to some extent solves
The heat dissipation problem of lobe pump, but the pump body structure of lobe pump is changed bigger by this application case and it needs to set up heat radiation sleeve and realize cold
But work, add structural complexity and the cost of manufacture of lobe pump；Further, this application case can not be effective to the end cap of lobe pump
Ground dispels the heat, and radiating effect is difficult to reach perfect condition.
And for example China Patent No. ZL201320617574.4, authorized announcement date is on April 2nd, 2014, and invention and created name is:
With the lobe pump of rotor cooling structure, this application case aims to solve the problem that the cooling effect of existing lobe pump countershaft is poor, lobe pump
The deficiency that service life is short, it specifically includes the pump housing, and before and after the pump housing, two ends are connected to front side cap and rear side cover, front side cap
Upper connection protecgulum, rear side cover connects bonnet, and connecting between protecgulum and bonnet has rotating shaft, and rotating shaft connects has rotor, in protecgulum
It is provided with protecgulum chamber, in front side cap, is provided with front cooling chamber, in bonnet, be provided with bonnet chamber, in rear side cover, be provided with rear cooling chamber, protecgulum chamber
Connecting with front cooling chamber, bonnet chamber connects with rear cooling chamber, and rotor is figure of eight structure, is provided with turning of two closings in rotor
Sub-cooling chamber, the two ends of rotor cooling chamber connect with front cooling chamber and rear cooling chamber respectively, and rotor is socketed near inlet opening position
Having the centrifugal impeller for driving coolant, centrifugal impeller is arranged in rear cooling chamber, and bonnet is provided with input duct, on protecgulum
It is provided with drain pipe road.Although this application case can improve the cooling effect of lobe pump rotating shaft, but Roots's pump structure is extremely complex,
All parts coordinates requirement height, and difficulty of processing is big, and cost of manufacture is high.
Summary of the invention
1. utility model to solve the technical problem that
The purpose of this utility model is to overcome existing lobe pump above shortcomings, it is provided that a kind of simple in construction and heat dispersion
Good liquid-cooling type Roots vaccum pump, uses the technical solution of the utility model, arranges pump housing cooling chamber on the sidewall of the pump housing, and
This pump housing cooling chamber is connected with the wallboard cooling chamber at pump housing two ends, utilizes the flowing of coolant by the sidewall of lobe pump and end
Heat is taken away in time, significantly reduces the heat in lobe pump work process, thus improves the service life of lobe pump, especially
It is applicable to the speed of exhaust lobe pump more than or equal to 150L/s；Further, this utility model is little to the structural change of original lobe pump,
Simple in construction, easy to make, ideal to the cooling effect of lobe pump.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
A kind of liquid-cooling type Roots vaccum pump of the present utility model, including the pump housing, rotor, motor side wallboard, drive end bearing bracket, gear end
Wallboard and rear end cap, described rotor is installed in the pump chamber of the pump housing, and described motor side wallboard and gear end wallboard are respectively mounted
In the two ends of the pump housing, described drive end bearing bracket is installed on motor side wallboard, and described rear end cap is installed on gear end wallboard, institute
Being equipped with wallboard cooling chamber in the motor side wallboard stated and gear end wallboard, the sidewall of the described pump housing is provided with pump housing cooling chamber,
Described wallboard cooling chamber is connected with pump housing cooling chamber, coolant in inlet flows into wallboard cooling chamber and pump housing cooling chamber,
And flow out through liquid outlet.
Further, described pump housing cooling chamber is by the chamber groove being located on pump housing sidewall and the sealing clamp structure being installed on the groove of chamber
Become.
Further, it is additionally provided with sealing ring between described sealing clamp and the pump housing.
Further, between described motor side wallboard and drive end bearing bracket, it is provided with front sealed bolster plate, this front sealed bolster plate sealed electric-motor
The chamber groove of end wall panel and constitute motor side wallboard cooling chamber；It is provided with rear sealed bolster plate between described gear end wallboard and rear end cap,
This rear sealed bolster plate seals the chamber groove of gear end wallboard and constitutes gear end wallboard cooling chamber.
Further, between described front sealed bolster plate and motor side wallboard, also set between rear sealed bolster plate and gear end wallboard
There is sealing ring.
Further, described inlet is located on motor side wallboard, and liquid outlet is located on gear end wallboard；Or, described
Inlet be located on gear end wallboard, liquid outlet is located on motor side wallboard.
Further, the low in and high out in inlet and liquid outlet of described coolant.
Further, the sidewall of the described pump housing is additionally provided with the heat dissipation channel that the wallboard cooling chamber with two ends is connected.
Further, described coolant is water
Further, the described pump housing is additionally provided with mounting seat.
3. beneficial effect
The technical scheme using this utility model to provide, compared with existing known technology, has the advantages that
(1) a kind of liquid-cooling type Roots vaccum pump of the present utility model, is equipped with wallboard in its motor side wallboard and gear end wallboard cold
But chamber, the sidewall of the pump housing is provided with pump housing cooling chamber, and wallboard cooling chamber is connected with pump housing cooling chamber, and coolant is through inlet stream
Enter in wallboard cooling chamber and pump housing cooling chamber, and flow out through liquid outlet；Utilize the flowing of coolant by the sidewall of lobe pump and end
Heat take away in time, significantly reduce the heat in lobe pump work process, thus improve the service life of lobe pump, especially
It is applicable to the speed of exhaust lobe pump more than or equal to 150L/s；Further, this utility model structural change to original lobe pump
Little, simple in construction, easy to make, ideal to the cooling effect of lobe pump；
(2) a kind of liquid-cooling type Roots vaccum pump of the present utility model, its pump housing cooling chamber is by the chamber groove being located on pump housing sidewall and peace
The sealing clamp being loaded on the groove of chamber is constituted, it is only necessary to changes radiation fin structure original on the pump housing into chamber groove, and utilizes sealing clamp
Sealing can form pump housing cooling chamber, is equivalent to be provided with cooling water tank on the sidewall of the pump housing, makes coolant with pump housing heat exchange more
Add the most fully；Front sealed bolster plate it is provided with, the chamber of this front sealed bolster plate sealed electric-motor end wall panel between motor side wallboard and drive end bearing bracket
Groove and constitute motor side wallboard cooling chamber, be provided with rear sealed bolster plate between gear end wallboard and rear end cap, this rear sealed bolster plate seal
The chamber groove of gear end wallboard and constitute gear end wallboard cooling chamber, directly utilize original oil groove on wallboard, and utilize sealed bolster plate
Seal this oil groove and form wallboard cooling chamber, reach the cooling effect good to lobe pump end；Pump housing cooling chamber cools down with wallboard
The making in chamber is simple and convenient, with low cost；
(3) a kind of liquid-cooling type Roots vaccum pump of the present utility model, its inlet is located on motor side wallboard, and liquid outlet is located at tooth
On wheel end wall panel；Or, inlet is located on gear end wallboard, and liquid outlet is located on motor side wallboard；Further, coolant exists
Low in and high out in inlet and liquid outlet；Coolant is flowed into by one end of Roots vaccum pump, and is flowed out by the other end, makes coolant
Heat exchange abundant with Roots vaccum pump, improves the heat exchange efficiency of coolant；
(4) a kind of liquid-cooling type Roots vaccum pump of the present utility model, the sidewall of its pump housing is additionally provided with the wallboard cooling chamber with two ends
The heat dissipation channel being connected, by setting up heat dissipation channel in the thick-walled structure of the pump housing, improves the pump housing and coolant further
Heat exchange area, improves the radiating effect of Roots vaccum pump；
(5) a kind of liquid-cooling type Roots vaccum pump of the present utility model, its pump housing is additionally provided with mounting seat, improves Roots vaccum pump
Mounting stability, overcome the tradition defect easily rocked of lifting mode.
Accompanying drawing explanation
Fig. 1 is that the vertical view of a kind of liquid-cooling type Roots vaccum pump of the present utility model partly cuts open structural representation；
Fig. 2 is that the master of a kind of liquid-cooling type Roots vaccum pump of the present utility model regards complete section structural representation；
Fig. 3 is the cross section structure schematic diagram of the pump housing in this utility model；
Fig. 4 is the cross-sectional view of the motor side wallboard in this utility model.
Label declaration in schematic diagram:
1, the pump housing；101, pump housing cooling chamber；102, mounting seat；103, liquid-through hole；104, heat dissipation channel；105, pump chamber；
2, rotor；3, motor side wallboard；301, motor side wallboard cooling chamber；302, inlet；303, pump housing cooling chamber liquid-through hole；
304, heat dissipation channel liquid-through hole；4, drive end bearing bracket；5, front sealed bolster plate；6, gear end wallboard；601, gear end wallboard cooling
Chamber；602, liquid outlet；7, rear end cap；8, rear sealed bolster plate；9, sealing clamp；10, sealing ring.
Detailed description of the invention
For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.
Embodiment
Shown in Fig. 1 and Fig. 2, a kind of liquid-cooling type Roots vaccum pump of the present embodiment, including the pump housing 1, rotor 2, motor side
Wallboard 3, drive end bearing bracket 4, gear end wallboard 6 and rear end cap 7, motor side wallboard 3 and gear end wallboard 6 are respectively arranged in the pump housing
The two ends of 1, drive end bearing bracket 4 is installed on motor side wallboard 3, and rear end cap 7 is installed on gear end wallboard 6, and rotor 2 is installed
In the pump chamber 105 of the pump housing 1, its rotating shaft, wherein, is led by bearings on motor side wallboard 3 and gear end wallboard 6
Rotating shaft one end of dynamic rotor is used for connecting motor, and the other end connects the rotating shaft of driven rotor by gear drive, it is achieved the pump housing
A pair rotor 2 in 1 synchronizes, reversely rotates and move air, is additionally provided with air inlet and gas outlet on the sidewall of the pump housing 1,
Basic functional principle and other necessary structures about Roots vaccum pump are same as the prior art, just repeat no more at this.
Unlike the prior art, in motor side wallboard 3 in the present embodiment and gear end wallboard 6, it is equipped with wallboard cooling chamber,
The sidewall of the pump housing 1 is provided with pump housing cooling chamber 101, and wallboard cooling chamber is connected with pump housing cooling chamber 101, and coolant is through feed liquor
Mouth flows in wallboard cooling chamber and pump housing cooling chamber 101, and flows out through liquid outlet, utilizes the flowing of coolant by the side of lobe pump
The heat of wall and end is taken away in time, significantly reduces the heat in lobe pump work process, it is to avoid lobe pump inner components is subject to
Thermal expansion and damage, thus improve the service life of lobe pump, be particularly suited for speed of exhaust sieve more than or equal to 150L/s
Thatch pump, for the speed of exhaust lobe pump less than 150L/s, owing to the heat produced in work process is relatively small, therefore can adopt
Carrying out air-cooled form with radiating fin, certainly, the speed of exhaust lobe pump less than 150L/s may be used without the liquid in the present embodiment
Cold radiator structure.
Shown in hookup 1 and Fig. 2, the most in the present embodiment, pump housing cooling chamber 101 is by the chamber groove being located on the pump housing 1 sidewall
Constitute with the sealing clamp 9 being installed on the groove of chamber.The pump housing 1 be respectively provided on two sides with two pump housing cooling chambers 101, this pump housing is cold
But the position in chamber 101 is the position of original radiating fin, on this position, the structure of radiating fin changes chamber groove structure, so into
After sealing clamp 9 buckle closure tightened solid at chamber groove become pump housing cooling chamber 101, be equivalent to be provided with on the sidewall of the pump housing 1 cold
But water tank, makes coolant and the pump housing 1 heat exchange more quickly fully, becomes passive heat radiation into actively forced heat radiation；In order to improve sealing
The sealing of pressing plate 9, is additionally provided with sealing ring 10 between sealing clamp 9 and the pump housing 1.Motor side wallboard 3 and drive end bearing bracket 4 it
Between be provided with front sealed bolster plate 5, the chamber groove of this front sealed bolster plate 5 sealed electric-motor end wall panel 3 and constitute motor side wallboard cooling chamber 301；
Being provided with rear sealed bolster plate 8 between gear end wallboard 6 and rear end cap 7, this rear sealed bolster plate 8 seals the chamber groove of gear end wallboard 6
And constitute gear end wallboard cooling chamber 601；Motor side wallboard 3 is original oil groove with the chamber groove in gear end wallboard 6, utilizes
This oil groove is sealed and forms wallboard cooling chamber by sealed bolster plate, can quickly be cooled down the end of lobe pump by coolant, and
Reach good cooling effect.In order to improve front sealed bolster plate 5 and the sealing effectiveness of rear sealed bolster plate 8, prevent coolant from leaking
Inside lobe pump, between front sealed bolster plate 5 and motor side wallboard 3, between rear sealed bolster plate 8 and gear end wallboard 6 also
It is provided with sealing ring 10.Using above-mentioned pump housing cooling chamber 101 and wallboard cooling cavity structure, its making is simple and convenient, with low cost.
It addition, the motor side wallboard 3 in the present embodiment is essentially identical with the structure of gear end wallboard 6, motor side wallboard 3 and tooth
Wheel end wall panel 6 is bolted on the two ends of the pump housing 1 respectively.Specifically it is further described with the structure of motor side wallboard 3,
See shown in Fig. 3 and Fig. 4, the pump housing 1 is communicated with the liquid-through hole 103 of pump housing cooling chamber 101, at motor side wallboard 3
On be communicated with the pump housing cooling chamber liquid-through hole 303 of motor side wallboard cooling chamber 301, correspondingly, on gear end wallboard 6 also
It is communicated with the pump housing cooling chamber liquid-through hole of gear end wallboard cooling chamber 601, when motor side wallboard 3 and gear end wallboard 6 are installed
After on the pump housing 1, the wallboard cooling chamber in motor side wallboard 3 and gear end wallboard 6 is by liquid-through hole and pump housing cooling chamber 101
Being connected, this connectivity structure can also be clear that by Fig. 1, in figure middle pump body cooling chamber 101 and wallboard cooling chamber
" dotted line " represents coolant.
For the ease of making and improve further the heat transfer effect of coolant and lobe pump, the inlet in the present embodiment is located at electricity
On machine end wall panel 3, liquid outlet is located on gear end wallboard 6；Certainly, inlet is located on gear end wallboard 6, and liquid outlet sets
On motor side wallboard 3, it is also possible to reach identical effect.It is essential that no matter coolant by which end is entered, coolant exists
Inlet and liquid outlet all keep low in and high out optimal；That is, after lobe pump is installed and fixed, inlet is always positioned at lobe pump
Bottom, liquid outlet is positioned at the top of lobe pump, and so, coolant is flowed into by one end low level of Roots vaccum pump, and by another
An end high position flows out, and makes coolant and the abundant heat exchange of Roots vaccum pump, improves the heat exchange efficiency of coolant.In the present embodiment,
Coolant is water, and the operation making Roots vaccum pump is more environmentally-friendly.
Additionally, as shown in Figure 3 and Figure 4, the sidewall of the pump housing 1 in the present embodiment is additionally provided with the wallboard cooling chamber phase with two ends
The heat dissipation channel 104 of connection, on motor side wallboard 3 and gear end wallboard 6, corresponding position offers heat dissipation channel liquid-through hole
304, make the coolant in wallboard cooling chamber can circulate in heat dissipation channel 104；Heat dissipation channel 104 in the present embodiment is located at
The position at four angles of the pump housing 1, by setting up heat dissipation channel 104 in the thick-walled structure of the pump housing 1, improves pump further
Body 1 and the heat exchange area of coolant, improve the radiating effect of Roots vaccum pump.Further, for the ease of the installation of lobe pump,
It is additionally provided with mounting seat 102 (as shown in figures 1 and 3) on the pump housing 1, improves the mounting stability of Roots vaccum pump, overcome
The defect that tradition lifting mode easily rocks.
In order to be more fully understood that content of the present utility model, of the present utility model a kind of liquid-cooling type sieve is expanded on further in conjunction with Fig. 1
The cooling work principle of thatch vacuum pump.
As it is shown in figure 1, coolant is flowed into the interior (inlet 302 in Fig. 1 of motor side wallboard cooling chamber 301 by inlet 302
Position is different from physical location, is for only for ease of diagram in figure), the coolant in motor side wallboard cooling chamber 301 respectively through
Pump housing cooling chamber 101 and heat dissipation channel 104 flow in gear end wallboard cooling chamber 601, afterwards by liquid outlet 602 to outflow
Go out, form cooling circulation.Coolant sidewall with Roots vaccum pump in pump housing cooling chamber 101 and heat dissipation channel 104 fills
Dividing heat exchange, in motor side wallboard cooling chamber 301 and gear end wallboard cooling chamber 601, two ends with Roots vaccum pump are entered
Row sufficient heat exchange, significantly reduces the operating temperature of Roots vaccum pump, it is ensured that the stable fortune of Roots vaccum pump inner components
OK.
A kind of liquid-cooling type Roots vaccum pump of the present utility model, arranges pump housing cooling chamber on the sidewall of the pump housing, and by cold for this pump housing
But chamber connects with the wallboard cooling chamber at pump housing two ends, utilizes the flowing of coolant the sidewall of lobe pump and the heat of end to be carried in time
Walk, significantly reduce the heat in lobe pump work process, thus improve the service life of lobe pump；Further, this practicality is new
Type is little to the structural change of original lobe pump, and simple in construction is easy to make, ideal to the cooling effect of lobe pump.
Below being schematically described this utility model and embodiment thereof, this description does not has restricted, shown in accompanying drawing
Be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area is common
Technical staff is enlightened by it, in the case of creating objective without departing from this utility model, without creatively designing and this technology
Frame mode that scheme is similar and embodiment, all should belong to protection domain of the present utility model.
Claims (10)
1. a liquid-cooling type Roots vaccum pump, including the pump housing (1), rotor (2), motor side wallboard (3), drive end bearing bracket (4),
Gear end wallboard (6) and rear end cap (7), described rotor (2) is installed in the pump chamber (105) of the pump housing (1), described
Motor side wallboard (3) and gear end wallboard (6) be respectively arranged in the two ends of the pump housing (1), described drive end bearing bracket (4) peace
Being loaded on motor side wallboard (3), described rear end cap (7) is installed on gear end wallboard (6), it is characterised in that: described
Motor side wallboard (3) and gear end wallboard (6) in be equipped with wallboard cooling chamber, the sidewall of the described pump housing (1) is provided with
Pump housing cooling chamber (101), described wallboard cooling chamber is connected with pump housing cooling chamber (101), and coolant flows into wall through inlet
In plate cooling chamber and pump housing cooling chamber (101), and flow out through liquid outlet.
A kind of liquid-cooling type Roots vaccum pump the most according to claim 1, it is characterised in that: described pump housing cooling chamber (101)
It is made up of the chamber groove being located on the pump housing (1) sidewall and the sealing clamp (9) being installed on the groove of chamber.
A kind of liquid-cooling type Roots vaccum pump the most according to claim 2, it is characterised in that: described sealing clamp (9)
And it is additionally provided with sealing ring (10) between the pump housing (1).
A kind of liquid-cooling type Roots vaccum pump the most according to claim 1, it is characterised in that: described motor side wallboard (3)
And be provided with front sealed bolster plate (5) between drive end bearing bracket (4), the chamber groove of this front sealed bolster plate (5) sealed electric-motor end wall panel (3) and
Constitute motor side wallboard cooling chamber (301)；It is provided with rear sealed bolster plate between described gear end wallboard (6) and rear end cap (7)
(8), this rear sealed bolster plate (8) seals the chamber groove of gear end wallboard (6) and constitutes gear end wallboard cooling chamber (601).
A kind of liquid-cooling type Roots vaccum pump the most according to claim 4, it is characterised in that: described front sealed bolster plate (5)
And between motor side wallboard (3), between rear sealed bolster plate (8) and gear end wallboard (6), it is additionally provided with sealing ring (10).
A kind of liquid-cooling type Roots vaccum pump the most according to claim 1, it is characterised in that: described inlet is located at motor
On end wall panel (3), liquid outlet is located on gear end wallboard (6)；Or, described inlet is located at gear end wallboard (6)
On, liquid outlet is located on motor side wallboard (3).
A kind of liquid-cooling type Roots vaccum pump the most according to claim 6, it is characterised in that: described coolant is at inlet
With low in and high out in liquid outlet.
8. according to a kind of liquid-cooling type Roots vaccum pump described in claim 1 to 7 any one, it is characterised in that: described pump
The heat dissipation channel (104) that the wallboard cooling chamber with two ends is connected it is additionally provided with on the sidewall of body (1).
A kind of liquid-cooling type Roots vaccum pump the most according to claim 8, it is characterised in that: described coolant is water.
A kind of liquid-cooling type Roots vaccum pump the most according to claim 9, it is characterised in that: the described pump housing (1) is upper also
It is provided with mounting seat (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107200.1U CN205478334U (en) | 2016-02-02 | 2016-02-02 | Liquid cooling type roots vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107200.1U CN205478334U (en) | 2016-02-02 | 2016-02-02 | Liquid cooling type roots vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478334U true CN205478334U (en) | 2016-08-17 |
Family
ID=56673273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620107200.1U Expired - Fee Related CN205478334U (en) | 2016-02-02 | 2016-02-02 | Liquid cooling type roots vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205478334U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061284A (en) * | 2017-04-11 | 2017-08-18 | 浙江神工真空设备制造有限公司 | A kind of Roots vaccum pump |
| CN107143497A (en) * | 2017-06-29 | 2017-09-08 | 德耐尔节能科技（上海）股份有限公司 | A kind of vacuum pump |
| CN108488071A (en) * | 2018-03-06 | 2018-09-04 | 荣易 | A kind of full package thermostatically-controlled equipment for Roots vaccum pump and roots blower |
| CN108953146A (en) * | 2018-07-09 | 2018-12-07 | 荣易 | A kind of lobe pump of circulation oil-cooling |
| CN110185601A (en) * | 2019-05-15 | 2019-08-30 | 郭红 | A kind of pump housing and chemical preservation negative pressure pump of negative pressure pump |
| CN111425374A (en) * | 2020-03-13 | 2020-07-17 | 海宁市富连机械有限公司 | Sound-insulation heat-dissipation shock-absorption vacuum pump |
-
2016
- 2016-02-02 CN CN201620107200.1U patent/CN205478334U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061284A (en) * | 2017-04-11 | 2017-08-18 | 浙江神工真空设备制造有限公司 | A kind of Roots vaccum pump |
| CN107143497A (en) * | 2017-06-29 | 2017-09-08 | 德耐尔节能科技（上海）股份有限公司 | A kind of vacuum pump |
| CN108488071A (en) * | 2018-03-06 | 2018-09-04 | 荣易 | A kind of full package thermostatically-controlled equipment for Roots vaccum pump and roots blower |
| CN108953146A (en) * | 2018-07-09 | 2018-12-07 | 荣易 | A kind of lobe pump of circulation oil-cooling |
| CN108953146B (en) * | 2018-07-09 | 2021-09-28 | 上海伊莱茨真空技术有限公司 | Roots pump with circulating oil cooling |
| CN110185601A (en) * | 2019-05-15 | 2019-08-30 | 郭红 | A kind of pump housing and chemical preservation negative pressure pump of negative pressure pump |
| CN111425374A (en) * | 2020-03-13 | 2020-07-17 | 海宁市富连机械有限公司 | Sound-insulation heat-dissipation shock-absorption vacuum pump |
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