CN204755338U - Atmospheric pressure protection immersible pump - Google Patents
Atmospheric pressure protection immersible pump Download PDFInfo
- Publication number
- CN204755338U CN204755338U CN201520532965.5U CN201520532965U CN204755338U CN 204755338 U CN204755338 U CN 204755338U CN 201520532965 U CN201520532965 U CN 201520532965U CN 204755338 U CN204755338 U CN 204755338U
- Authority
- CN
- China
- Prior art keywords
- submersible pump
- motor end
- end cap
- inflator
- electric motor
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 24
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 7
- 239000002274 desiccant Substances 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000001035 drying Methods 0.000 abstract description 4
- 230000001771 impaired effect Effects 0.000 abstract 1
- 238000009736 wetting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an atmospheric pressure protection immersible pump, including immersible pump body and motor, the immersible pump body includes hanging cover, the motor includes motor end cover, electric cavity and motor casing, its characterized in that: still include aerating device, aerating device sets up in the cavity that is formed with hanging cover by the motor end cover, just aerating device's outlet duct passes the motor end cover and is linked together with electric cavity, is equipped with the sealing member at aerating device's the outlet duct and the hookup location of motor end cover. The utility model discloses an aerify in the electric cavity to the motor, make the gas pressure in the electric cavity be greater than the outside water pressure of motor all the time to it is outside to make water blocked all the time at the motor, in order to guarantee the intensive drying in the electric cavity, effectively avoids the components and parts in the electric cavity to meet the impaired condition of water, not only can ensure the life of immersible pump, has alleviateed maintenance personal's intensity of labour moreover, and guaranteed the operational reliability of immersible pump can satisfy more highland application request.
Description
Technical field
The utility model relates to a kind of submersible pump, specifically, relates to a kind of Pneumatic protecting submersible pump, belongs to pump equipment technical field.
Background technique
Submersible pump is owing to being immersed in water for a long time, in order to the components and parts preventing motor internal watered and wetting from damaging motor internal, adopt at present and come to realize sealing to motor in end caps installation sealed member (such as: O RunddichtringO, mechanical seal) of motor.But because submersible pump is in the operating time of time much larger than submersible pump of outage state; when submersible pump starts suddenly; sealed member easily loosens or damages; not only cause the easy watered and wetting of motor internal; submersible pump cannot normally be worked; but also add labor intensity and the maintenance cost expense of maintenance man, shorten the working life of submersible pump.Therefore, related domain needs a kind of submersible pump of favorable sealing property badly.
Model utility content
The problems referred to above existed for prior art and demand, the purpose of this utility model is to provide a kind of Pneumatic protecting submersible pump, to solve a sealing difficult problem for submersible pump.
For achieving the above object, the utility model adopts following technological scheme:
A kind of Pneumatic protecting submersible pump, comprises submersible pump body and motor, and described submersible pump body comprises and hangs lid, and described motor comprises electric motor end cap, electrically cavity and electric machine casing; It is characterized in that: also comprise inflator, described inflator be arranged on by electric motor end cap with hang in the cavity that covers and formed, and the steam outlet pipe of described inflator is connected with electric cavity through electric motor end cap, is provided with Sealing at the steam outlet pipe of inflator and the link position of electric motor end cap.
As a kind of embodiment, the suction tude of described inflator is connected with the external air source of submersible pump through hanging lid, and is provided with Sealing in the suction tude of inflator with the link position hanging lid.
As a kind of preferred version, the suction tude being positioned at submersible pump outside arranges desiccant box.
As a kind of preferred version, also comprise pressure transducer, described pressure transducer is arranged on electric motor end cap, and the probe of this pressure transducer is positioned at electric cavity, and is provided with Sealing at the link position of pressure transducer and electric motor end cap.
As further preferred version, described Pneumatic protecting submersible pump also comprises controller, and the signal output part of described pressure transducer is connected with the signal input part of controller, and the signal output part of described controller is connected with the signal input part of inflator.
As a kind of preferred version, described inflator is Mini-size inflation pump.
As a kind of preferred version, being equipped with power supply lead wire hole at electric motor end cap with hanging to cover, in described power supply lead wire hole, being equipped with Sealing.
As a kind of preferred version, described Sealing is made up of sealed screw and the sealing rubber ring be set on the screw rod of sealed screw.
As a kind of preferred version, be provided with O RunddichtringO at electric motor end cap and the joint of the joint and electric motor end cap and electric machine casing of hanging lid.
Compared to prior art, Advantageous Effects of the present utility model is:
The Pneumatic protecting submersible pump that the utility model provides; by inflating pressurize in the electric cavity of motor; the gas pressure in electric cavity is made to be greater than the hydraulic pressure of outside motor all the time; thus make water be blocked at outside motor all the time; to ensure the abundant drying in electric cavity; the components and parts in electric cavity are effectively avoided to meet water damage situations; not only can ensure the working life of submersible pump; and alleviate the labor intensity of maintenance man; and ensure that the operational reliability of described submersible pump, can meet and apply requirement higher.
Accompanying drawing explanation
The structural representation of a kind of Pneumatic protecting submersible pump that Fig. 1 provides for the utility model.
Number in the figure is schematically as follows:
1, submersible pump body; 11, lid is hung; 2, motor; 21, electric motor end cap; 22, electric cavity; 23, electric machine casing; 3, inflator; 31, steam outlet pipe; 32, suction tude; 4, Sealing; 41, sealed screw; 42, sealing rubber ring; 5, desiccant box; 6, pressure transducer; 7, power supply lead wire hole; 8, power line; 9, O RunddichtringO.
Embodiment
Below with reference to accompanying drawing the technical solution of the utility model done and describe clearly and completely further.
As shown in Figure 1: a kind of Pneumatic protecting submersible pump that the utility model provides, comprise submersible pump body 1 and motor 2, described submersible pump body 1 comprises and hangs lid 11, and described motor 2 comprises electric motor end cap 21, electrically cavity 22 and electric machine casing 23; Also comprise inflator 3, described inflator 3 be arranged on by electric motor end cap 21 with hang in cavity that lid 11 formed, and the steam outlet pipe 31 of described inflator 3 is connected with the electric cavity 22 of motor through electric motor end cap 21, be provided with Sealing 4 at the steam outlet pipe 31 of inflator 3 with the link position of electric motor end cap 21.The suction tude 32 of described inflator 3 is connected with the external air source of submersible pump through hanging lid 11, and is provided with Sealing 4 in the suction tude 32 of inflator 3 with the link position hanging lid 11.
Preferably:
The suction tude 32 being positioned at submersible pump outside arranges desiccant box 5, to ensure the drying property of the gas supplying inflator, avoids wet gas to the damage of components and parts in electric cavity 22.
Described Pneumatic protecting submersible pump also comprises pressure transducer 6 and controller (not shown), described pressure transducer 6 is arranged on electric motor end cap 21, the probe of this pressure transducer 6 is positioned at the electric cavity 22 of motor, with the air pressure size in the electric cavity 22 of energy Real-Time Monitoring; And be provided with Sealing 4 at pressure transducer 6 and the link position of electric motor end cap 21, enter in electric cavity 22 to avoid extraneous aqueous vapor further; The described signal output part of pressure transducer 6 is connected with the signal input part of controller, and the signal output part of described controller is connected with the signal input part of inflator 3; Fill to the gas flow size in electric cavity 22 accurately to control inflator.Described inflator is preferably Mini-size inflation pump, has advantages such as taking volume is little, user cost is low, reliable performance.
Being equipped with power supply lead wire hole 7 at electric motor end cap 21 with hanging on lid 11, in described power supply lead wire hole 7, being equipped with Sealing 4; O RunddichtringO 9 is provided with the joint of electric machine casing at electric motor end cap 21 and the joint and electric motor end cap 21 of hanging lid 11; Possibility in electric cavity 22 is entered fully to reduce extraneous aqueous vapor.
Described Sealing 4 can be made up of sealed screw 41 and the sealing rubber ring 42 be set on the screw rod of sealed screw, so that install and reduce user cost.
The utility model is inflated in the electric cavity 22 of motor by arranging inflator 3, the gas pressure in electric cavity 22 is made to be greater than the hydraulic pressure of outside motor all the time, thus water can be made to be blocked at outside motor all the time, to ensure the abundant drying in electric cavity, the components and parts in electric cavity are effectively avoided to meet water damage situations, not only ensure the working life of submersible pump, and alleviate the labor intensity of maintenance man, and ensure that the operational reliability of described submersible pump, can meet and apply requirement higher, there is conspicuousness progress.
Finally be necessary to herein means out: the foregoing is only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.
Claims (10)
1. a Pneumatic protecting submersible pump, comprises submersible pump body and motor, and described submersible pump body comprises and hangs lid, and described motor comprises electric motor end cap, electrically cavity and electric machine casing; It is characterized in that: also comprise inflator, described inflator be arranged on by electric motor end cap with hang in the cavity that covers and formed, and the steam outlet pipe of described inflator is connected with electric cavity through electric motor end cap, is provided with Sealing at the steam outlet pipe of inflator and the link position of electric motor end cap.
2. Pneumatic protecting submersible pump according to claim 1, is characterized in that: the suction tude of described inflator is connected with the external air source of submersible pump through hanging lid, and is provided with Sealing in the suction tude of inflator with the link position hanging lid.
3. Pneumatic protecting submersible pump according to claim 2, is characterized in that: in the suction tude being positioned at submersible pump outside, arrange desiccant box.
4. Pneumatic protecting submersible pump according to any one of claim 1 to 3; it is characterized in that: described Pneumatic protecting submersible pump also comprises pressure transducer; described pressure transducer is arranged on electric motor end cap, and the probe of this pressure transducer is positioned at electric cavity.
5. Pneumatic protecting submersible pump according to claim 4, is characterized in that: be provided with Sealing at the link position of pressure transducer and electric motor end cap.
6. Pneumatic protecting submersible pump according to claim 4; it is characterized in that: described Pneumatic protecting submersible pump also comprises controller; the signal output part of described pressure transducer is connected with the signal input part of controller, and the signal output part of described controller is connected with the signal input part of inflator.
7. Pneumatic protecting submersible pump according to claim 1 and 2, is characterized in that: described inflator is Mini-size inflation pump.
8. Pneumatic protecting submersible pump according to claim 1, is characterized in that: being equipped with power supply lead wire hole at electric motor end cap with hanging to cover, being equipped with Sealing in described power supply lead wire hole.
9. the Pneumatic protecting submersible pump according to any one of claim 1,2,5,8, is characterized in that: described Sealing is made up of sealed screw and the sealing rubber ring be set on the screw rod of sealed screw.
10. Pneumatic protecting submersible pump according to claim 1, is characterized in that: be provided with O RunddichtringO at electric motor end cap and the joint of the joint and electric motor end cap and electric machine casing of hanging lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520532965.5U CN204755338U (en) | 2015-07-22 | 2015-07-22 | Atmospheric pressure protection immersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520532965.5U CN204755338U (en) | 2015-07-22 | 2015-07-22 | Atmospheric pressure protection immersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755338U true CN204755338U (en) | 2015-11-11 |
Family
ID=54470049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520532965.5U Expired - Fee Related CN204755338U (en) | 2015-07-22 | 2015-07-22 | Atmospheric pressure protection immersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755338U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134616A (en) * | 2015-07-22 | 2015-12-09 | 上海要要玖消防科技有限公司 | Air pressure protection type immersible pump |
| CN108825524A (en) * | 2018-08-21 | 2018-11-16 | 合肥新沪屏蔽泵有限公司 | A kind of controller of deep well submerged pump |
-
2015
- 2015-07-22 CN CN201520532965.5U patent/CN204755338U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134616A (en) * | 2015-07-22 | 2015-12-09 | 上海要要玖消防科技有限公司 | Air pressure protection type immersible pump |
| CN108825524A (en) * | 2018-08-21 | 2018-11-16 | 合肥新沪屏蔽泵有限公司 | A kind of controller of deep well submerged pump |
| CN108825524B (en) * | 2018-08-21 | 2023-12-01 | 合肥新沪屏蔽泵有限公司 | Controller of deep well submersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |