CN105952629B - The multistage support sealing mechanism of multi-stage booster pump - Google Patents
The multistage support sealing mechanism of multi-stage booster pump Download PDFInfo
- Publication number
- CN105952629B CN105952629B CN201610377714.3A CN201610377714A CN105952629B CN 105952629 B CN105952629 B CN 105952629B CN 201610377714 A CN201610377714 A CN 201610377714A CN 105952629 B CN105952629 B CN 105952629B
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- Prior art keywords
- water
- support
- seal receptacle
- outlet body
- sealing mechanism
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 238000005728 strengthening Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to fluid conveying machine processing technique fields, are related to a kind of multistage support sealing mechanism of multi-stage booster pump.It includes the seal receptacle being pressed on electric motor end cap, the shaft of the motor passes through seal receptacle, water-outlet body there are one setting also is pressed on the seal receptacle, the one end of the seal receptacle far from motor is recessed inwardly to form cylindrical accommodating cavity, which sets that there are one the mechanical seal bodies being set in shaft.Support strength of the present invention is high, and seal receptacle reasonable design can obtain preferable support effect, to improve sealing performance.
Description
Technical field
The invention belongs to fluid conveying machine processing technique fields, are related to a kind of multistage support sealer of multi-stage booster pump
Structure.
Background technology
Pump class product, which is mainly connected together by motor and the pump housing, to be constituted, and the power of motor is connected by motor shaft with pump shaft
Afterwards, it realizes pump function, therefore as water pump, water-outlet body is installed on the pump housing, it is the outlet that flow comes in and goes out in the pump housing, close
Envelope seat plays the role of partition to water-outlet body and motor, prevents liquid from entering motor.The prior art is often dedicated to how research carries
The leakproofness of high sealing seat but has ignored the influence to sealing performance in seal receptacle positioning.
Chinese patent literature [the notification number applied before the applicant：CN 204851621U] disclose a kind of horizontal water
Pump seal holder structure.It is equipped with including seal receptacle and first boss, at the both ends of seal receptacle using disposable cold stamping shaped the
The outside portion of two boss, second boss is in arc-shaped；It is located at the middle of first boss and second boss on the seal receptacle
Equipped with pulling plate seat.The program not only can guarantee the intensity of sealing plate, but can geometric tolerance of the part under multiple seam allowance, and shorten
Manufacturing procedure it is simple fast.But examine, the program also has a fly in the ointment, and the support effect of the seal receptacle needs to be carried
It is high.
Invention content
Regarding the issue above, the present invention provides a kind of multistage support sealing mechanism of multi-stage booster pump.
In order to achieve the above objectives, present invention employs following technical proposals：A kind of multistage support sealing of multi-stage booster pump
Mechanism, including the seal receptacle that is pressed on electric motor end cap, the shaft of the motor pass through seal receptacle, on the seal receptacle
Also pressure is set there are one water-outlet body, and the one end of the seal receptacle far from motor is recessed inwardly to form cylindrical accommodating cavity, the appearance
It sets intracavitary pressure and sets that there are one be set in mechanical seal body in shaft.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, set that there are one be in cylinder on the electric motor end cap
The pressure-bearing cylinder of shape, the pressure-bearing cylinder form support connection with seal receptacle lower surface.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the water-outlet body is set in outside seal receptacle, close
It outwardly protrudes there are one being set on envelope seat and is in close contact with water-outlet body inner wall so as to form the support rim of support to water-outlet body.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the seal receptacle includes the sealing being connected with each other
End and sealed connection end, support rim are located at the junction for being tightly connected end and sealed end, and mechanical seal body is located on sealed end.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the sealed connection end far from sealed end one
Fold forms crimp rings outward at end, and the water-outlet body end is pressed in crimp rings.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the sealed end includes adding in round tapered
Strong portion and the support portion in circular ring shape being connect with strengthening portion, the support portion are pressed on pressure-bearing cylinder.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the support portion close to mechanical seal body one
Lateral sunken inside, which forms bottom, has the accommodating cavity of supporting surface.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, the water-outlet body include water-outlet body straight tube and with
The water outlet that water-outlet body straight tube is fixedly connected, described one end of water-outlet body straight tube far from motor set there are one concave station seam allowance, pump
Shell can be pressed on concave station seam allowance.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, crimp rings, support rim and water-outlet body straight tube it
Between formed sealing ring accommodating cavity, in sealing ring accommodating cavity be equipped with sealing element.
In the multistage support sealing mechanism that above-mentioned multi-stage booster pumps, crimp rings, support rim are tightly connected end and close
The integrated cold moudling of sealing end.
Compared with the prior art, the advantages of the present invention are as follows：Support strength is high, seal receptacle reasonable design, can obtain preferably
Support effect, to improve sealing performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram that support base is connected with water-outlet body.
In figure：It is electric motor end cap 1, seal receptacle 2, shaft 3, water-outlet body 4, mechanical seal body 5, pressure-bearing cylinder 6, support rim 7, close
Sealing end 8, be tightly connected end 9, crimp rings 10, strengthening portion 11, support portion 12, supporting surface 13, water-outlet body straight tube 14, water outlet 15,
Concave station seam allowance 16, sealing ring accommodating cavity 17, accommodating cavity 100, motor 101.
Specific implementation mode
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, the multistage support sealing mechanism of a kind of multi-stage booster pump, including be pressed on electric motor end cap 1
Seal receptacle 2, the shaft 3 of the motor 101 passes through seal receptacle 2, and also pressure is set there are one water-outlet body 4 on the seal receptacle 2,
Described one end of seal receptacle 2 far from motor is recessed inwardly to form cylindrical accommodating cavity 100, there are one which sets
The mechanical seal body 5 being set in shaft 3.Electric motor end cap 1 and mechanical seal body 5 press seal receptacle 2 from two opposite directions
Tightly namely the both sides of seal receptacle 2 are all supported, and support strength significantly improves.
In the present embodiment, cylindrical circular pressure-bearing cylinder 6 there are one being set on electric motor end cap 1, the pressure-bearing cylinder 6 and seal receptacle 2
Lower surface forms support connection.
Water-outlet body 4 is set in outside seal receptacle 2, is set on seal receptacle 2 there are one outwardly protruding and closely connect with 4 inner wall of water-outlet body
It touches so as to form the support rim 7 of support to water-outlet body 4.It is strong that support rim 7 plays increase structure to one end of water-outlet body 4
The effect of degree.Water-outlet body 4 includes water-outlet body straight tube 14 and the water outlet 15 being fixedly connected with water-outlet body straight tube 14, the water outlet
The one end of body straight tube 14 far from motor is set there are one concave station seam allowance 16, and pump case can be pressed on concave station seam allowance 16.Concave station seam allowance 16
With the cooperation of support rim 7, the structural strength at 4 both ends of water-outlet body is made all to be improved.
Seal receptacle 2 includes the sealed end 8 being connected with each other and is tightly connected end 9, and support rim 7, which is located at, is tightly connected 9 He of end
The junction of sealed end 8, mechanical seal body 5 are located on sealed end 8.The one end of end 9 far from sealed end 8 is tightly connected to turn down outward
Crimp rings 10 are formed, 4 end of water-outlet body is pressed in crimp rings 10, and crimp rings 10 are pressed on electric motor end cap 1, support
Area is larger, has preferable support effect.Sealed end 8 includes the strengthening portion 11 in round tapered and is connect with strengthening portion 11
In the support portion 12 of circular ring shape, the support portion 12 is pressed on pressure-bearing cylinder 6.Support portion 12 close to mechanical seal body 5 one
Lateral sunken inside, which forms bottom, has the accommodating cavity of supporting surface 13.
Sealing ring accommodating cavity 17 is formed between crimp rings 10, support rim 7 and water-outlet body straight tube 14, in sealing ring accommodating cavity
Sealing element is equipped in 17.Crimp rings 10, support rim 7 are tightly connected end 9 and the integrated cold moudling of sealed end 8.
The present invention operation principle be：6 pairs of electric motor end cap 1, mechanical seal body 5 and pressure-bearing cylinder seal receptacles 2 all play support
Effect, especially pressure-bearing cylinder 6 directly acts on the support portion 12 of seal receptacle 2, and strengthening portion 11 plays the end face strength of seal receptacle 2
Reinforce, therefore pressure-bearing cylinder 6 also functions to the effect for reinforcing support on support portion 12, to improve sealing effect.
14 front end of water-outlet body straight tube has stamped out concave station seam allowance 16, increases the intensity of front end, and rear end is straight barrel type, intensity
Not enough, therefore the support rim of seal receptacle 27 and 14 inner wall close-fitting of water-outlet body straight tube, after assembly, it is equivalent to that there are one inner supporting circle branch
The direct tube section for supportting water-outlet body straight tube 14, to increase the intensity of 14 rear end of water-outlet body straight tube.When assembly, water-outlet body straight tube 14
It is directly socketed on seal receptacle 2 and installs, it is quick and easy for installation.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although electric motor end cap 1, seal receptacle 2, shaft 3, water-outlet body 4, mechanical seal body 5, pressure-bearing is used more herein
Cylinder 6, sealed end 8, is tightly connected end 9, crimp rings 10, strengthening portion 11, support portion 12, supporting surface 13, water-outlet body at support rim 7
The terms such as straight tube 14, water outlet 15, concave station seam allowance 16, sealing ring accommodating cavity 17, but the possibility using other terms is not precluded
Property.The use of these items is only for more easily describe and explain the essence of the present invention；It is construed as any type
Additional limitation is all disagreed with spirit of that invention.
Claims (8)
1. a kind of the multistage of multi-stage booster pump supports sealing mechanism, including the seal receptacle (2) being pressed on electric motor end cap (1), institute
The shaft (3) for the motor stated passes through seal receptacle (2), which is characterized in that water-outlet body there are one setting also is pressed on the seal receptacle (2)
(4), the one end of the seal receptacle (2) far from motor is recessed inwardly to form cylindrical accommodating cavity, which is equipped with
One mechanical seal body (5) being set in shaft (3),
The seal receptacle (2) includes the sealed end (8) being connected with each other and is tightly connected end (9),
The one end of the sealed connection end (9) far from sealed end (8) turns down outward forms crimp rings (10), the water-outlet body
(4) end is pressed in crimp rings (10),
The sealed end (8) includes the strengthening portion (11) and the branch in circular ring shape that is connect with strengthening portion (11) in round tapered
Support part (12), the support portion (12) are pressed on pressure-bearing cylinder (6).
2. the multistage support sealing mechanism of multi-stage booster pump according to claim 1, which is characterized in that the motor side
It is set on lid (1) there are one cylindrical circular pressure-bearing cylinder (6), which forms support connection with seal receptacle (2) lower surface.
3. the multistage support sealing mechanism of multi-stage booster pump according to claim 2, which is characterized in that the water-outlet body
(4) be set in seal receptacle (2) outside, set on seal receptacle (2) there are one outwardly protrude and with water-outlet body (4) inner wall be in close contact to
The support rim (7) of support can be formed to water-outlet body (4).
4. the multistage support sealing mechanism of multi-stage booster pump according to claim 3, which is characterized in that support rim (7)
Positioned at the junction for being tightly connected end (9) and sealed end (8), mechanical seal body (5) is located on sealed end (8).
5. the multistage support sealing mechanism of multi-stage booster pump according to claim 1, which is characterized in that the support portion
(12) close to mechanical seal body (5) side be recessed inwardly to be formed bottom have supporting surface (13) accommodating cavity.
6. the multistage support sealing mechanism of multi-stage booster pump according to claim 1, which is characterized in that the water-outlet body
(4) include water-outlet body straight tube (14) and the water outlet (15) being fixedly connected with water-outlet body straight tube (14), the water-outlet body straight tube
(14) one end far from motor is set there are one concave station seam allowance (16), and pump case can be pressed on concave station seam allowance (16).
7. the multistage support sealing mechanism of multi-stage booster pump according to claim 6, which is characterized in that crimp rings (10),
Sealing ring accommodating cavity (17) is formed between support rim (7) and water-outlet body straight tube (14), is equipped in sealing ring accommodating cavity (17)
Sealing element.
8. the multistage support sealing mechanism of multi-stage booster pump according to claim 6, which is characterized in that crimp rings (10),
Support rim (7) is tightly connected end (9) and the integrated cold moudling of sealed end (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610377714.3A CN105952629B (en) | 2016-05-31 | 2016-05-31 | The multistage support sealing mechanism of multi-stage booster pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610377714.3A CN105952629B (en) | 2016-05-31 | 2016-05-31 | The multistage support sealing mechanism of multi-stage booster pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105952629A CN105952629A (en) | 2016-09-21 |
| CN105952629B true CN105952629B (en) | 2018-09-04 |
Family
ID=56908374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610377714.3A Active CN105952629B (en) | 2016-05-31 | 2016-05-31 | The multistage support sealing mechanism of multi-stage booster pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105952629B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276995Y (en) * | 1996-11-27 | 1998-03-25 | 海城市三鱼泵业有限公司 | Micromotor and mini pump coaxial direct link horizontal pump |
| EP1471223A1 (en) * | 2003-04-25 | 2004-10-27 | General Motors Corporation | Diesel engine water pump with thrust bearing preload |
| CN2809296Y (en) * | 2005-08-03 | 2006-08-23 | 阳江市新力工业有限公司 | Improved single-stage centrifugal pump |
| CN205841175U (en) * | 2016-05-31 | 2016-12-28 | 浙江南元泵业有限公司 | The multistage support sealing mechanism of multi-stage booster pump |
-
2016
- 2016-05-31 CN CN201610377714.3A patent/CN105952629B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276995Y (en) * | 1996-11-27 | 1998-03-25 | 海城市三鱼泵业有限公司 | Micromotor and mini pump coaxial direct link horizontal pump |
| EP1471223A1 (en) * | 2003-04-25 | 2004-10-27 | General Motors Corporation | Diesel engine water pump with thrust bearing preload |
| CN2809296Y (en) * | 2005-08-03 | 2006-08-23 | 阳江市新力工业有限公司 | Improved single-stage centrifugal pump |
| CN205841175U (en) * | 2016-05-31 | 2016-12-28 | 浙江南元泵业有限公司 | The multistage support sealing mechanism of multi-stage booster pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105952629A (en) | 2016-09-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jin Jiming Inventor after: Yao Songbao Inventor before: Wu Weizhong Inventor before: Jin Jiming Inventor before: Yao Songbao Inventor before: Pan Zhouhua Inventor before: Shen Bin Inventor before: Chen Yusheng Inventor before: Sun Ji Inventor before: Liu Shuijun |
|
| COR | Change of bibliographic data | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Jiangao Inventor after: Yao Songbao Inventor after: Jin Jiming Inventor after: Shi Lvrui Inventor before: Jin Jiming Inventor before: Yao Songbao |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 168 Xuri Road, Leidian Town, Deqing County, Huzhou City, Zhejiang Province, 313219 Patentee after: Nanyuan Pump Industry Co.,Ltd. Country or region after: China Address before: No. 88 Qingyun Road, Leidian Town, Deqing County, Huzhou City, Zhejiang Province, 313219 Patentee before: ZHEJIANG NANYUAN PUMP INDUSTRY Co.,Ltd. Country or region before: China |