CN203770157U - Gas ring vacuum pump with separating type structure - Google Patents
Gas ring vacuum pump with separating type structure Download PDFInfo
- Publication number
- CN203770157U CN203770157U CN201320879359.1U CN201320879359U CN203770157U CN 203770157 U CN203770157 U CN 203770157U CN 201320879359 U CN201320879359 U CN 201320879359U CN 203770157 U CN203770157 U CN 203770157U
- Authority
- CN
- China
- Prior art keywords
- pump
- pump housing
- bearing support
- bearing
- rotor shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Abstract
The utility model discloses a gas ring vacuum pump with a separating type structure. The gas ring vacuum pump comprises a pump body component and a driving source, wherein the pump body component comprises a pump cover, a pump body and a pump body bearing seat, the pump cover, the pump body and the pump body bearing seat are sequentially arranged and are provided with a rotor shaft in a penetrating way, the rotor shaft is provided with an impeller in a sleeving way, the impeller is located in a cavity which is formed by the pump cover and the pump body, the driving source is connected with the pump body component through the rotor shaft in a driving way, a sealing device is arranged between the pump body and the pump body bearing seat, and the sealing device sleeves the rotor shaft; a connecting flange is arranged between the pump body bearing seat and the driving source, the connecting flange is internally provided with a coupler, and the driving source is connected with the rotor shaft through the coupler in the driving way. According to the gas ring vacuum pump with the separating type structure, disclosed by the utility model, a working medium cannot enter the inner part of the driving source by completely separating the working medium; the situation that the working medium cannot be leaked to the outer part of the pump body can be effectively ensured through additionally arranging the sealing device between the pump body and the pump body bearing seat.
Description
Technical field
The utility model relates to vacuum pump technology field, refers in particular to a kind of separate type gas ring vacuum pump.
Background technique
Now widely used gas ring vacuum pump, also be referred to as crosswind road blower fan, vortex air pump, regenerative pump, ring drums blower fan or gas ring type compressor etc., its main composition includes driving source, pump cover, impeller and the pump housing, wherein driving source is generally motor, pump cover, impeller and the pump housing are directly connected to form entirety by output shaft by motor, composition gas ring vacuum pump.But the direct-connected structure of this pump housing and motor, concerning gas ring vacuum pump, sealing is not so good, easily cause working medium to enter motor internal, easily cause catastrophe failure, damage motor, easily cause simultaneously and use motor to be subject to certain narrow limitation as kind and the specification of the gas ring vacuum pump of driving source, the market competitiveness a little less than.
Summary of the invention
The utility model provides a kind of good seal performance, can avoid working medium to enter the separate type gas ring vacuum pump of driving source completely for the problem of prior art.
In order to solve the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of separate type gas ring vacuum pump, include pump assembly and driving source, described pump assembly includes pump cover, the pump housing and pump housing bearing support, described pump cover, the pump housing and pump housing bearing support are installed successively, described pump cover, the pump housing and pump housing bearing support are equipped with rotor shaft, described rotor axle sleeve is provided with impeller, described impeller is positioned at the cavity that pump cover and the pump housing form, described driving source is driven and is connected by rotor shaft with pump assembly, between the described pump housing and pump housing bearing support, be provided with seal arrangement, described seal arrangement is sheathed on rotor shaft; Between described pump housing bearing support and driving source, be provided with connecting flange, in described connecting flange, be provided with coupling, described driving source is driven and is connected with rotor shaft by coupling.
Wherein, described seal arrangement is one deck oil sealing at least, and described oil sealing is embedded at the pump housing or pump housing bearing support.
Wherein, one end that described rotor shaft is connected with pump cover is arranged with clutch shaft bearing, and the outer ring of described clutch shaft bearing is provided with bearing support, and described bearing support is embedded in pump cover.
Further, between described clutch shaft bearing and impeller, be provided with bearing baffle, described bearing baffle is sheathed on rotor shaft; Described bearing support outer ring is provided with the first seal ring, and described the first seal ring is sheathed on bearing support.
Wherein, one end that described rotor shaft is connected with pump housing bearing support is arranged with the second bearing, and the arranged outside of described the second bearing has bearing cover, and described bearing cover is fixedly connected with by screw with pump housing bearing support.
Again further, the inner side of described bearing cover is provided with the second seal ring, and described the second seal ring is sheathed on rotor shaft.
Wherein, described impeller is provided with one or more.
Wherein, between the two ends of described connecting flange and pump housing bearing support and driving source, be locked and be connected by fastening piece respectively.
Further, also include base, described pump assembly and driving source are installed on base top.
The beneficial effects of the utility model:
A kind of separate type gas ring vacuum pump described in the utility model, because the pump cover described in pump assembly, the pump housing and pump housing bearing support are assembled an independent seal space of formation successively, make pump housing part separate and separate with driving source, make it can not enter into driving source inside thereby can isolate working medium completely, can effectively extend the working life of driving source; And by set up seal arrangement between the pump housing and pump housing bearing support, can also effectively ensure that working medium can not leak into pump housing outside, the utility model can be widely used in the operational site of carrying flammable explosive gas, also increases client simultaneously the variation of driving source kind and specification is selected.
Brief description of the drawings
Fig. 1 is the cut-away section schematic diagram of a kind of separate type gas ring vacuum pump of the utility model.
Fig. 2 is the enlarged diagram at A place in Fig. 1.
Reference character has:
1-pump assembly, 2-driving source, 3-pump cover
4-pump housing, 5-pump housing bearing support, 6-rotor shaft
7-impeller, 8-seal arrangement, 9-connecting flange
10-coupling 11---clutch shaft bearing 12---bearing support
13---bearing baffle 14---second bearing 15---bearing covers
16---the second seal ring 17---base 18---the first seal rings.
Embodiment
For the ease of those skilled in the art's understanding, below in conjunction with embodiment and accompanying drawing, the utility model is further described, the content that mode of execution is mentioned is not to restriction of the present utility model.Referring to Fig. 1 to Fig. 2, below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in Figure 1, a kind of separate type gas ring vacuum pump described in the utility model, include pump assembly 1 and driving source 2, described pump assembly 1 includes pump cover 3, the pump housing 4 and pump housing bearing support 5, described pump cover 3, the pump housing 4 and pump housing bearing support 5 are installed successively, described pump cover 3, the pump housing 4 and pump housing bearing support 5 are equipped with rotor shaft 6, described rotor shaft 6 is arranged with impeller 7, described impeller 7 is positioned at the cavity that pump cover 3 and the pump housing 4 form, described driving source 2 is driven and is connected by rotor shaft 6 with pump assembly 1, between the described pump housing 4 and pump housing bearing support 5, be provided with seal arrangement 8, described seal arrangement 8 is sheathed on rotor shaft 6, between described pump housing bearing support 5 and driving source 2, be provided with connecting flange 9, in described connecting flange 9, be provided with coupling 10, described driving source 2 is driven and is connected with rotor shaft 6 by coupling 10, wherein, described impeller 7 is provided with one or more.
The utility model is in the time installing and using, start driving source 2, the power that described driving source 2 produces is passed to rotor shaft 6 by coupling 10, thereby drives rotor shaft 6 is rotated, and then drive assembling impeller 7 thereon to rotate by rotor shaft 6, thereby produce certain high-pressure air source in the cavity that pump cover 3 and the pump housing 4 form, due to described pump cover 3, the pump housing 4 and pump housing bearing support 5 are assembled successively and are formed an independent seal space, make the pump housing 4 parts separate and separate with driving source 2, thereby can isolate working medium completely makes it can not enter into driving source 2 inside, can effectively extend the working life of driving source 2, and by set up seal arrangement 8 between the pump housing 4 and pump housing bearing support 5, can also effectively ensure that working medium can not leak into the pump housing 4 outsides, the utility model can be widely used in the operational site of carrying flammable explosive gas, also increases client simultaneously the variation of driving source 2 kinds and specification is selected, certainly, the utility model can pass through sheathed one or more impellers 7 on rotor shaft 6, thereby forms the gas ring vacuum pump of the single-stage pump housing or multistage pump housing specification, has further increased the variation of kind of the present utility model and specification.
Wherein, described seal arrangement 8 is one deck oil sealing at least, and described oil sealing is embedded at the pump housing 4 or pump housing bearing support 5.In the utility model, described seal arrangement 8 is oil sealing, and sealing device 8 can be embedded at the pump housing 4 or pump housing bearing support 5, also can seal at the pump housing 4 or the interior heavy oil that arranges respectively of pump housing bearing support 5, thereby further strengthen sealing of the present utility model.
In the utility model, one end that described rotor shaft 6 is connected with pump cover 3 is arranged with clutch shaft bearing 11, the outer ring of described clutch shaft bearing 11 is provided with bearing support 12, described bearing support 12 is embedded in pump cover 3, the utility model arranges clutch shaft bearing 11 by the one end being connected with pump cover 3 at rotor shaft 6, and be fixed by bearing support 12, because this clutch shaft bearing 11 is arranged on the end opposite that rotor shaft 6 is connected with driving source 2, can effectively slow down rocking that rotor shaft 6 produces in the process of running up, further strengthen stability of the present utility model.
Further, between described clutch shaft bearing 11 and impeller 7, be provided with bearing baffle 13, described bearing baffle 13 is sheathed on rotor shaft 6; Described bearing support 12 outer rings are provided with the first seal ring 18, and described the first seal ring 18 is sheathed on bearing support 12.The utility model is by between clutch shaft bearing 11 and impeller 7, bearing baffle 13 being set, and described bearing support 12 outer ring sleeves are provided with the first seal ring 18, can avoid working medium to be leaked to outside by pump cover 3 places, further strengthened sealing of the present utility model.
Wherein, one end that described rotor shaft 6 is connected with pump housing bearing support 5 is arranged with the second bearing 14, and the arranged outside of described the second bearing 14 has bearing cover 15, and described bearing cover 15 is fixedly connected with by screw with pump housing bearing support 5; Further, the inner side of described bearing cover 15 is provided with the second seal ring 16, and described the second seal ring 16 is sheathed on rotor shaft 6.The utility model arranges the second bearing 14 by the one end being connected with pump housing bearing support 5 at rotor shaft 6, and by bearing cover 15, the second bearing 14 is fixed, not only can effectively slow down rocking that rotor shaft 6 produces in the process of running up, and the inner side of described bearing cover 15 is provided with the second seal ring 16, the seal space that can also further form pump cover 3, the pump housing 4 and pump housing bearing support 5 is isolated, thoroughly the working medium in the pump housing 4 and driving source 2 are completely cut off, further strengthened sealing of the present utility model.
In the utility model, between the two ends of described connecting flange 9 and pump housing bearing support 5 and driving source 2, be locked and be connected by fastening piece respectively, by the detachability of fastening piece, can very easily pump assembly 1, connecting flange 9 and driving source 2 combinations be assembled together or detachable maintaining maintenance.
Further, also include base 17, described pump assembly 1 and driving source 2 are installed on base 17 tops.The utility model by arranging a base 17 below pump assembly 1 and driving source 2, be convenient to the utility model and miscellaneous part or ground to install, avoid pump assembly 1 directly to contact miscellaneous part or ground with driving source 2, can effectively extend working life of the present utility model.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (9)
1. a separate type gas ring vacuum pump, include pump assembly and driving source, described pump assembly includes pump cover, the pump housing and pump housing bearing support, described pump cover, the pump housing and pump housing bearing support are installed successively, described pump cover, the pump housing and pump housing bearing support are equipped with rotor shaft, described rotor axle sleeve is provided with impeller, described impeller is positioned at the cavity that pump cover and the pump housing form, described driving source is driven and is connected by rotor shaft with pump assembly, it is characterized in that: between the described pump housing and pump housing bearing support, be provided with seal arrangement, described seal arrangement is sheathed on rotor shaft; Between described pump housing bearing support and driving source, be provided with connecting flange, in described connecting flange, be provided with coupling, described driving source is driven and is connected with rotor shaft by coupling.
2. a kind of separate type gas ring vacuum pump according to claim 1, is characterized in that: described seal arrangement is one deck oil sealing at least, and described oil sealing is embedded at the pump housing or pump housing bearing support.
3. a kind of separate type gas ring vacuum pump according to claim 1, is characterized in that: one end that described rotor shaft is connected with pump cover is arranged with clutch shaft bearing, and the outer ring of described clutch shaft bearing is provided with bearing support, and described bearing support is embedded in pump cover.
4. a kind of separate type gas ring vacuum pump according to claim 3, is characterized in that: between described clutch shaft bearing and impeller, be provided with bearing baffle, described bearing baffle is sheathed on rotor shaft; Described bearing support outer ring is provided with the first seal ring, and described the first seal ring is sheathed on bearing support.
5. a kind of separate type gas ring vacuum pump according to claim 1, it is characterized in that: one end that described rotor shaft is connected with pump housing bearing support is arranged with the second bearing, the arranged outside of described the second bearing has bearing cover, and described bearing cover is fixedly connected with by screw with pump housing bearing support.
6. a kind of separate type gas ring vacuum pump according to claim 5, is characterized in that: the inner side of described bearing cover is provided with the second seal ring, and described the second seal ring is sheathed on rotor shaft.
7. a kind of separate type gas ring vacuum pump according to claim 1, is characterized in that: described impeller is provided with one or more.
8. a kind of separate type gas ring vacuum pump according to claim 1, is characterized in that: between the two ends of described connecting flange and pump housing bearing support and driving source, be locked and be connected respectively by fastening piece.
9. a kind of separate type gas ring vacuum pump according to claim 1, is characterized in that: also include base, described pump assembly and driving source are installed on base top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879359.1U CN203770157U (en) | 2013-12-30 | 2013-12-30 | Gas ring vacuum pump with separating type structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879359.1U CN203770157U (en) | 2013-12-30 | 2013-12-30 | Gas ring vacuum pump with separating type structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770157U true CN203770157U (en) | 2014-08-13 |
Family
ID=51287354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320879359.1U Expired - Lifetime CN203770157U (en) | 2013-12-30 | 2013-12-30 | Gas ring vacuum pump with separating type structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770157U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500419A (en) * | 2014-11-20 | 2015-04-08 | 宁波升鸿机械设备有限公司 | Double-section type high-pressure blower |
| CN105756936A (en) * | 2016-04-29 | 2016-07-13 | 东莞市佛尔盛智能机电股份有限公司 | Gas ring type vacuum pump |
| CN110081015A (en) * | 2019-06-12 | 2019-08-02 | 中国石油天然气股份有限公司辽河油田分公司 | A kind of mechanical seal protective device |
| CN110410356A (en) * | 2019-08-08 | 2019-11-05 | 大唐山东电力检修运营有限公司 | A kind of oil-leakage treatment method at centrifugal blower bearing housing oil sealing |
-
2013
- 2013-12-30 CN CN201320879359.1U patent/CN203770157U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500419A (en) * | 2014-11-20 | 2015-04-08 | 宁波升鸿机械设备有限公司 | Double-section type high-pressure blower |
| CN104500419B (en) * | 2014-11-20 | 2016-08-17 | 宁波升鸿机械设备有限公司 | A kind of two section type high pressure blower |
| CN105756936A (en) * | 2016-04-29 | 2016-07-13 | 东莞市佛尔盛智能机电股份有限公司 | Gas ring type vacuum pump |
| CN110081015A (en) * | 2019-06-12 | 2019-08-02 | 中国石油天然气股份有限公司辽河油田分公司 | A kind of mechanical seal protective device |
| CN110410356A (en) * | 2019-08-08 | 2019-11-05 | 大唐山东电力检修运营有限公司 | A kind of oil-leakage treatment method at centrifugal blower bearing housing oil sealing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 523000 Guangdong city of Dongguan province Nancheng District of Sanyuanli Tong Peng industrial zone the first building first floor Patentee after: DONGGUAN FOERSHENG INTELLIGENT ELECTROMECHANICAL Co.,Ltd. Address before: 523000 Guangdong Province, Dongguan Nancheng District of Sanyuanli Peng Tong industrial area shuilianshan first building first floor Patentee before: DONGGUAN FOERSHENG MECHANICAL & ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |