CN210565160U - Active explosion-proof crack submersible electric pump shell - Google Patents
Active explosion-proof crack submersible electric pump shell Download PDFInfo
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- CN210565160U CN210565160U CN201921278025.2U CN201921278025U CN210565160U CN 210565160 U CN210565160 U CN 210565160U CN 201921278025 U CN201921278025 U CN 201921278025U CN 210565160 U CN210565160 U CN 210565160U
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- slotted hole
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Abstract
The utility model discloses an active flame proof crack submerged motor pump casing, the front end of submerged motor is motor output shaft, the submerged motor is equipped with explosion-proof casing, explosion-proof casing includes the hookup section, the hookup section passes through the fixing bolt spiro union in the screw thread on explosion-proof casing's top, the middle part cover of hookup section has the submerged motor output shaft, the hookup section still is equipped with first slotted hole, the second slotted hole, the inside rubber ring that is equipped with of first slotted hole, the second slotted hole is unanimous with first slotted hole inner structure, a lateral wall body of explosion-proof casing is equipped with the ripple subassembly, the ripple subassembly is including setting up the water absorption pump at the bellows lower extreme, one side of water absorption pump is fixed on explosion-proof casing's circumference lateral wall, the output of water absorption pump is connected in explosion-proof: under the sealed condition of guaranteeing deep well immersible pump, the water in the explosion-proof casing of effective circulation carries out even heat dissipation to have explosion-proof effect, provide stable running environment for the motor, also make the motor noise reduce simultaneously.
Description
Technical Field
The utility model relates to a water pump field, a waterproof pump's shell specifically says so.
Background
With the development of the fields of petroleum, natural gas, petrifaction, coal mines and the like, particularly offshore petroleum, natural gas and oil caverns, a large number of submersible electric pumps which are used in explosion-proof, seawater, fissure water and other flammable, explosive and corrosive environments are needed. The common electric submersible pump does not have explosion-proof, corrosion-resistant and crack-resistant water, the protective shell of the previous submersible pump only has a sealing effect simply, and the sealing shell has no explosion-proof effect once encountering the explosion of an internal motor in deep water.
SUMMERY OF THE UTILITY MODEL
For solving explosion-proof effect and improving the silence effect, the utility model discloses an active flame proof crack submerged motor pump casing.
The specific technical scheme is as follows:
an active explosion-proof crack submersible electric pump shell comprises a submersible motor, wherein the front end of the submersible motor is a motor output shaft, the submersible motor is provided with an explosion-proof shell, the explosion-proof shell comprises a connection section, the connection section is in screwed connection with threads at the top end of the explosion-proof shell through a fixing bolt, the middle part of the connection section is sleeved with the submersible motor output shaft, the connection section is further provided with a first slotted hole and a second slotted hole, a rubber ring is arranged inside the first slotted hole and is arranged up and down, a sleeve is arranged between the rubber rings, a cable is sleeved in the middle of the rubber ring, the inner structure of the second slotted hole is consistent with that of the first slotted hole, one side wall body of the explosion-proof shell is provided with a corrugated component, two water openings are further arranged inside the circumferential side wall of the explosion-proof shell, a waterproof plug is arranged inside the water openings, and the corrugated component, one side of the water suction pump is fixed on the circumferential side wall of the explosion-proof shell, the output end of the water suction pump is connected into the inner wall of the explosion-proof shell, the corrugated assembly comprises a corrugated pipe, one side of the corrugated pipe is connected with the wall body of the explosion-proof shell into a whole, the corrugated assembly further comprises an outer pipe, the other side of the corrugated pipe is connected with the outer pipe into a whole, the circumferential diameter of the outer pipe is larger than the diameter of the explosion-proof shell, a emptying pipe is further arranged on the inner side of the corrugated pipe, and the emptying pipe is fixedly arranged on the inner wall of the.
The corrugated pipe is divided into two sections equally, the two sections of corrugated pipes are connected through an outer pipe, and the length of the emptying pipe is larger than that of one section of corrugated pipe.
The corrugated pipes have different corrugation pitches, namely L2 > L1.
The vertical dimension of the explosion-proof shell is larger than that of the submersible motor.
The utility model has the advantages that: under the sealed condition of guaranteeing deep well immersible pump, the water in the explosion-proof casing of effective circulation carries out even heat dissipation to have explosion-proof effect, provide stable running environment for the motor, also make the motor noise reduce simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged view of a portion a of fig. 1.
Detailed Description
The utility model is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, an active explosion-proof crack submersible electric pump casing comprises a submersible motor 1, a motor output shaft 101 is arranged at the front end of the submersible motor 1, the submersible motor is provided with an explosion-proof casing 2, the explosion-proof casing comprises a connection section 3, the connection section 3 is screwed in the thread at the top end of the explosion-proof casing through a fixing bolt 4, the submersible motor output shaft 101 is sleeved at the middle part of the connection section, the connection section is also provided with a first slotted hole 301 and a second slotted hole 302, a rubber ring 5 is arranged inside the first slotted hole, the rubber ring 5 is arranged up and down, a sleeve 6 is arranged between the rubber rings, a cable 7 is sleeved at the middle part of the rubber ring, the second slotted hole 302 is consistent with the internal structure of the first slotted hole 301, a corrugated component 8 is arranged on one side wall of the explosion-proof casing, two water ports 9, the inside of water service mouth is equipped with waterproof plug 10, bellows assembly 8 is including setting up water suction pump 11 at the bellows lower extreme, one side of water suction pump is fixed on the circumference lateral wall of explosion-proof casing 2, and water suction pump's output 1101 is connected in explosion-proof casing 2's inner wall, bellows assembly includes bellows 12, and one side of bellows 12 links into an integrated entity with explosion-proof casing 2's wall body, bellows assembly still includes outer tube 13, and bellows 12's opposite side links into an integrated entity with outer tube 13, the circumference diameter of outer tube 1 is greater than explosion-proof casing 2's diameter, still is equipped with an evacuation pipe 14 in bellows 12's inboard, evacuation pipe 14 is fixed to be set up on explosion-proof casing 2's inner wall.
The corrugated pipe 12 is divided into two sections equally, the two sections of corrugated pipe are connected through an outer pipe 13, and the length of the emptying pipe 14 is larger than that of one section of corrugated pipe.
The corrugated pipes have different corrugation pitches, namely L2 > L1.
The vertical dimension of the explosion-proof shell is larger than that of the submersible motor.
The utility model has the advantages that: the waterproof sealing function is added for the submersible motor, and the submersible motor has the effects of explosion prevention and explosion suppression under the condition of adding the sealing, the corrugated pipe of the corrugated component is combined with the water suction pump, on one hand, water in the explosion-proof shell is circulated, the heat is effectively dissipated, on the other hand, when explosion is generated in the explosion-proof shell, the corrugated pipe can generate limited deformation amount for absorbing explosion, in addition, because the mechanical structure in the explosion-proof shell is more, when the liquid in the explosion-proof shell flows, the impurities flow through the emptying pipe and are deposited between the corrugated pipe and the emptying pipe, when the work is finished, can the centralized processing explosion-proof casing in impurity, the utility model provides a submersible motor's a great deal of problems such as sealed, explosion-proof, heat dissipation, collection impurity, provide better operating condition for submersible motor effectively.
Claims (4)
1. The utility model provides an active flame proof crack submerged motor pump casing, includes submerged motor, submerged motor's front end is motor output shaft, its characterized in that: the submersible motor is provided with an explosion-proof shell, the explosion-proof shell comprises a connecting section, the connecting section is in threaded connection with threads at the top end of the explosion-proof shell through fixing bolts, a submersible motor output shaft is sleeved at the middle part of the connecting section, the connecting section is also provided with a first slotted hole and a second slotted hole, a rubber ring is arranged in the first slotted hole and is arranged up and down, a sleeve is arranged between the rubber rings, a cable is sleeved at the middle part of the rubber ring, the inner structure of the second slotted hole is consistent with that of the first slotted hole, a side wall body of the explosion-proof shell is provided with a corrugated component, two water through ports are also arranged in the circumferential side wall of the explosion-proof shell, a waterproof plug is arranged in each water through port, the corrugated component comprises a water suction pump arranged at the lower end of a corrugated pipe, one side of the water suction pump is fixed on the circumferential side wall of the, the corrugated assembly comprises a corrugated pipe, one side of the corrugated pipe is connected with the wall body of the explosion-proof shell into a whole, the corrugated assembly further comprises an outer pipe, the other side of the corrugated pipe is connected with the outer pipe into a whole, the circumferential diameter of the outer pipe is larger than that of the explosion-proof shell, an emptying pipe is further arranged on the inner side of the corrugated pipe, and the emptying pipe is fixedly arranged on the inner wall of the explosion-proof shell.
2. The active explosion-proof crevice submersible electric pump casing of claim 1, wherein: the corrugated pipe is divided into two sections equally, the two sections of corrugated pipes are connected through an outer pipe, and the length of the emptying pipe is larger than that of one section of corrugated pipe.
3. The active explosion-proof crevice submersible electric pump casing of claim 1, wherein: the corrugated pipes have different corrugation pitches, namely L2 > L1.
4. The active explosion-proof crevice submersible electric pump casing of claim 1, wherein: the vertical dimension of the explosion-proof shell is larger than that of the submersible motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278025.2U CN210565160U (en) | 2019-08-08 | 2019-08-08 | Active explosion-proof crack submersible electric pump shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278025.2U CN210565160U (en) | 2019-08-08 | 2019-08-08 | Active explosion-proof crack submersible electric pump shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210565160U true CN210565160U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921278025.2U Active CN210565160U (en) | 2019-08-08 | 2019-08-08 | Active explosion-proof crack submersible electric pump shell |
Country Status (1)
| Country | Link |
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| CN (1) | CN210565160U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343832A (en) * | 2019-08-08 | 2021-02-09 | 沈阳深井潜水泵有限公司 | Active explosion-proof crack submersible electric pump shell |
-
2019
- 2019-08-08 CN CN201921278025.2U patent/CN210565160U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343832A (en) * | 2019-08-08 | 2021-02-09 | 沈阳深井潜水泵有限公司 | Active explosion-proof crack submersible electric pump shell |
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