CN217354797U - Submersible shaft mixed flow pump with planetary gear reducer - Google Patents
Submersible shaft mixed flow pump with planetary gear reducer Download PDFInfo
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- CN217354797U CN217354797U CN202221166282.9U CN202221166282U CN217354797U CN 217354797 U CN217354797 U CN 217354797U CN 202221166282 U CN202221166282 U CN 202221166282U CN 217354797 U CN217354797 U CN 217354797U
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- planetary gear
- submersible
- reducer
- flow pump
- rib plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The utility model discloses a submersible shaft mixed flow pump with a planetary gear speed reducer, which comprises a submersible electric pump and a planetary gear speed reducer; the planetary gear speed reducer is arranged at the lower end of the submersible electric pump and is connected with the submersible electric pump; a cavity is formed between the submersible electric pump and the planetary gear reducer; a planet carrier is arranged in the planetary gear reducer; a spiral body is arranged on the planet carrier; the outer walls of the box body and the cavity of the planetary gear reducer are provided with heat dissipation rib plates; through setting up spirochaeta and heat dissipation gusset, heat dispersion when improving the device operation guarantees the lubricated effect between each part simultaneously, improves the operational environment of mechanical seal and speed reducer, guarantees the safe operation of dive axle mixed flow pump.
Description
Technical Field
The utility model belongs to the technical field of the immersible pump, particularly, relate to a dive axle mixed flow pump that contains planetary gear speed reducer.
Background
The submersible shaft mixed flow pump with the planetary gear reducer adopts the reducer to reduce the speed, and the motor has the advantages of low pole number, high efficiency, compact structure and the like. Meanwhile, the sizes of the guide vane bodies and other flow passages are reduced, so that the fluid flows more smoothly, the pump efficiency is effectively improved, and the method is widely applied to urban flood control and electromechanical irrigation and drainage hydraulic engineering. However, the temperature of the lubricating oil has a great influence on the lubricating performance of the speed reducer and the heat dissipation performance of the mechanical seal: the flow of the lubricating oil in the speed reducer is limited in the speed reducer, and heat dissipation is carried out only by means of contact between the outer wall of the box body and water. Each heat dissipation gusset of outer wall is independent separately, relies on vertical rivers to dispel the heat, but the hoop rivers heat dispersion is poor. Because the submersible shaft mixed-flow pump is in a vertical working state, the friction surface of the submersible shaft mixed-flow pump is higher, and lubricating oil can not fully ensure the lubrication of the friction surface.
Disclosure of Invention
The technical problem is as follows: the utility model discloses the technical problem that will solve is: the submersible shaft mixed flow pump with the planetary gear speed reducer can effectively increase the fluidity of lubricating oil, improve the heat dissipation performance of the lubricating oil, improve the working environment of mechanical seal and the speed reducer and ensure the safe operation of the submersible shaft mixed flow pump.
The technical scheme is as follows: for solving the technical problem, the embodiment of the utility model provides an adopt technical scheme is:
a submersible shaft mixed flow pump with a planetary gear speed reducer comprises a submersible electric pump and a planetary gear speed reducer; the planetary gear speed reducer is arranged at the lower end of the submersible electric pump and is connected with the submersible electric pump; a cavity body is formed between the submersible electric pump and the planetary gear speed reducer; a planet carrier is arranged in the planetary gear reducer; a spiral body is arranged on the outer circumference of the planet carrier; the outer walls of the box body and the cavity body of the planetary gear reducer are provided with heat dissipation rib plates; the heat dissipation rib plates comprise a first rib plate and a second rib plate.
As a preferred example, the submersible axial mixed flow pump with the planetary gear reducer further comprises a guide vane body and a water inlet horn; the guide blade body is positioned below the planetary gear reducer; the upper end of the guide vane body is connected with a planetary gear reducer; the lower end of the guide vane body is connected with a water inlet horn.
As a preferred example, the submersible shaft mixed flow pump with the planetary gear reducer further comprises a sealing assembly, wherein the sealing assembly comprises a mechanical seal, a bearing seat and a mechanical seal seat; the mechanical seal is arranged in a cavity formed by the submersible electric pump and the planetary gear reducer; the mechanical seal is sleeved on a rotor shaft of the submersible electric pump and is matched with the mechanical seal seat; the bearing seat is fixedly connected with the submersible electric pump; the mechanical seal is located below the bearing seat.
As a preferred example, the outer wall of the bearing seat is provided with the heat dissipation rib plate.
Preferably, the spiral body makes the fluid flow from bottom to top.
As a preferred example, the heat dissipation rib plates are vertically arranged; the first rib plates and the second rib plates are vertically and evenly distributed on the outer wall of the box body and the outer wall of the cavity body of the planetary gear reducer.
As a preferred example, the first rib plate and the second rib plate are both arranged along the circumferential direction, the first rib plate is located above the second rib plate, and the first rib plate and the second rib plate are arranged relatively or in a staggered manner.
As a preferable example, the first rib plates and the second rib plates have the same number, and the number of the first rib plates and the number of the second rib plates are N, wherein N is an integer and is more than or equal to 8.
As a preferable example, the submersible axial-flow mixed-flow pump with the planetary gear reducer further comprises a temperature detector; the temperature detector is positioned in the cavity body and is fixedly connected with the sealing assembly.
As a preferable example, the submersible axial-mixed flow pump with the planetary gear reducer further comprises a leakage detector; the leakage detector is positioned in the cavity body and is fixedly connected with the sealing assembly.
Has the advantages that: compared with the prior art, the technical scheme of the utility model following beneficial effect has: the utility model provides a pair of dive axle mixed flow pump that contains planetary gear speed reducer sets up the spiral through the outer lane at the planet carrier of high-speed rotation, and the lubricating oil upward movement in the speed reducer is made to the spiral of high-speed rotation, and circulation about forming in mechanical seal place cavity and speed reducer to improve the radiating effect. On the radiating basis of original box outer wall, through setting up multiunit heat dissipation gusset, increase the hoop and flow, improve the hoop radiating effect, effectively improve the heat dispersion of lubricating oil, improve the operational environment of mechanical seal and speed reducer, guarantee the safe operation of dive axle mixed flow pump.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
fig. 2 is a structural diagram of the upper and lower parallel levels of the heat dissipation rib plate of the embodiment of the present invention.
The figure shows that: the device comprises a submersible electric pump 1, a temperature detector 2, a leakage detector 3, a planetary gear speed reducer 4, a guide vane body 5, a water inlet horn 6, a mechanical seal 7, a bearing seat 8, a planet carrier 41, a spiral body 411, a heat dissipation rib plate 42, a first rib plate 421 and a second rib plate 422.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a submersible axial mixed flow pump with a planetary gear reducer according to an embodiment of the present invention includes a submersible electric pump 1 and a planetary gear reducer 4; the planetary gear speed reducer 4 is arranged at the lower end of the submersible electric pump 1 and is connected with the submersible electric pump 1; a cavity body is formed between the submersible electric pump 1 and the planetary gear speed reducer 4; a planet carrier 41 is arranged inside the planetary gear reducer 4; a spiral body 411 is arranged on the outer circumference of the planet carrier 41; the outer wall of the box body and the outer wall of the cavity body of the planetary gear speed reducer 4 are provided with heat dissipation rib plates 42; the heat dissipation rib 42 comprises a first rib 421 and a second rib 422.
In the dive axle mixed flow pump that contains planetary gear reducer of above-mentioned structure, through setting up spirochaeta 411 and heat dissipation gusset 42, when axle mixed flow pump rotates the power of doing, can be so that the inside lubricating oil of cavity is in the motion state, has guaranteed the lubricated effect of each part, and the continuous cooling to lubricating oil has guaranteed the stability and the security of device work simultaneously.
The planet carrier 41 is one of the main components of the transmission device of the planetary gear reducer 4, and a planet wheel shaft or a bearing is arranged on the planet carrier 41; the spiral body 411 is arranged on the outer circumference of the planet carrier 41, the spiral body 411 synchronously rotates along with the planet carrier 41 rotating at a high speed to drive lubricating oil at the lower part of the box body to move upwards from bottom to top, when the lubricating oil moves to the lower end face of the bearing seat 8 at the lower end of the submersible electric pump 1, the direction is changed after reflection, the lubricating oil moves downwards on the outer ring of the cavity and then falls into the box body of the speed reducer to interact with the lubricating oil driven by the wheel train in the box body, the lubricating effect in the box body is further improved, the lubricating oil at the lower part of the box body is driven by the spiral 411 of the planet carrier 41 to move upwards again, and therefore a circulation flow is formed. In the circulating flow process, on one hand, the lubricating performance of the mechanical seal 7 is improved, and simultaneously, heat generated by a mechanical seal pair is taken away in time; on the other hand, when the lubricating oil which circularly flows to the cavity and the inner wall of the speed reducer box body, the flowing lubricating oil improves the heat dissipation performance and improves the working environment of the lubricating oil of the speed reducer. Meanwhile, the first rib plate 421 and the second rib plate 422 are arranged on the outer walls of the box body and the cavity, and equidistant gaps are formed between the two rib plates, so that the communication of liquid among the rib plates is ensured, the phenomenon that the liquid among the rib plates does not flow on the outer wall in the prior art of the submersible pump is overcome, the fluidity of the annular fluid on the outer wall of the cavity and the outer wall of the speed reducer is enhanced, and the heat dissipation effect of lubricating oil is further improved. Therefore, the working environment of the device is improved, and the working safety of the device is improved.
As a preferred example, the submersible axial mixed flow pump with the planetary gear reducer further comprises a guide vane body 5 and a water inlet horn 6; the guide blade body 5 is positioned below the planetary gear reducer 4; the upper end of the guide blade body 5 is connected with the planetary gear reducer 4; the lower end of the guide vane body 5 is connected with a water inlet horn 6. The device has a complete integral structure and ensures the stability of operation.
As a preferred example, the submersible shaft mixed flow pump with the planetary gear reducer further comprises a sealing assembly, wherein the sealing assembly comprises a mechanical seal 7, a bearing seat 8 and a mechanical seal seat; the mechanical seal 7 is arranged in a cavity formed by the submersible electric pump 1 and the planetary gear speed reducer 4; the mechanical seal 7 is sleeved on a rotor shaft of the submersible electric pump 1 and is matched with the mechanical seal seat; the bearing seat 8 is fixedly connected with the submersible electric pump 1; the mechanical seal 7 is located below the bearing seat 8. Through setting up seal assembly for the device is at the operation in-process, and inside no water got into the device, the operation security of assurance device. Meanwhile, the outer wall of the bearing seat 8 is provided with a heat dissipation rib plate 42, so that the heat dissipation capacity can be improved.
As a preferred example, the outer wall of the bearing seat 8 is provided with the heat dissipation rib plate 42. The heat dissipation effect in the cavity is more uniform while the heat dissipation effect is further guaranteed, and the device is guaranteed to operate continuously and stably.
As a preferred example, the spiral body 411 makes the fluid flow from bottom to top. The synchronous syntropy rotation of spirochaeta 411 and submerged motor pump 1 guarantees that when submerged motor pump 1 moves, spirochaeta 411 can drive the lubricating oil in the cavity from up flowing down simultaneously, and the outside downstream of change direction of motion after moving to bearing frame 8 surface, and the inside lubricating oil of cavity is cyclic motion, guarantees the lubricated effect of each part in the cavity, has improved the radiating effect when equipment moves simultaneously, improves the operational environment of speed reducer lubricating oil.
As a preferred example, the heat dissipation rib plates 42 are vertically arranged; the first rib plate 421 and the second rib plate 422 are vertically and uniformly distributed on the outer wall of the box body and the outer wall of the hollow cavity of the planetary gear speed reducer 4. When the device operates, the heat dissipation rib plate 42 and the spiral body 411 simultaneously dissipate heat of lubricating oil in the cavity, so that the heat dissipation effect is more obvious and better.
As a preferred example, the first rib plate 421 and the second rib plate 422 are both arranged along the circumferential direction, the first rib plate 421 is located above the second rib plate 422, and the first rib plate 421 and the second rib plate 422 are arranged oppositely or in a staggered manner. And the flowability of the annular fluid on the outer wall of the cavity and the outer wall of the speed reducer is enhanced.
As a preferred example, the number of the first rib plates 421 and the second rib plates 422 is the same, and N is an integer, and N is greater than or equal to 8. The number of the first rib plates 421 and the second rib plates 422 is large, so that the heat dissipation area is increased, and the heat dissipation effect is further improved.
As a preferable example, the submersible axial-mixed flow pump with the planetary gear reducer further comprises a temperature detector 2; the temperature detector 2 is positioned in the cavity and fixedly connected with the sealing component. The temperature detector 2 sets a preset temperature value, when the temperature reaches the preset value, the temperature detector 2 transmits a signal to the control system, the control system stops operating the submersible shaft mixed-flow pump after receiving the signal, when the oil temperature is reduced to the set temperature, the temperature detector 2 transmits the signal to the control system, and the control system controls the submersible shaft mixed-flow pump to restart to operate; therefore, the safety of the submersible axial-flow pump is ensured.
As a preferable example, the submersible axial-mixed flow pump with the planetary gear reducer further comprises a leakage detector 3; the leak detector 3 is located in the cavity and is fixedly connected to the seal assembly. When water enters a box body of the planetary gear speed reducer 4 and a cavity of the submersible electric pump 1 and the planetary gear speed reducer 4 from a sealing surface of the mechanical seal, a leakage detector 3 detects a certain amount of water and transmits a signal to a control system, the control system outputs a fault signal of the submersible axial mixed-flow pump, and meanwhile, a power supply is cut off to stop the pump, so that the submersible axial mixed-flow pump is protected.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the claims and their equivalents.
Claims (10)
1. A submersible shaft mixed flow pump with a planetary gear speed reducer is characterized by comprising a submersible electric pump (1) and a planetary gear speed reducer (4); the planetary gear speed reducer (4) is arranged at the lower end of the submersible electric pump (1) and is connected with the submersible electric pump (1); a cavity body is formed between the submersible electric pump (1) and the planetary gear speed reducer (4); a planet carrier (41) is arranged in the planetary gear reducer (4); a spiral body (411) is arranged on the outer circumference of the planet carrier (41); the outer walls of the box body and the cavity body of the planetary gear reducer (4) are provided with heat dissipation rib plates (42); the heat dissipation rib plate (42) comprises a first rib plate (421) and a second rib plate (422).
2. The submersible axial mixed flow pump with the planetary gear reducer as recited in claim 1, further comprising a guide vane body (5) and a water inlet horn (6); the guide blade body (5) is positioned below the planetary gear reducer (4); the upper end of the guide blade body (5) is connected with a planetary gear reducer (4); the lower end of the guide vane body (5) is connected with a water inlet horn (6).
3. The submersible mixed-flow pump with a planetary gear reducer as claimed in claim 2, further comprising a sealing assembly, wherein the sealing assembly comprises a mechanical seal (7), a bearing seat (8) and a mechanical seal seat; the mechanical seal (7) is arranged in a cavity formed by the submersible electric pump (1) and the planetary gear speed reducer (4); the mechanical seal (7) is sleeved on a rotor shaft of the submersible electric pump (1) and is matched with the mechanical seal seat; the bearing seat (8) is fixedly connected with the submersible electric pump (1); the mechanical seal (7) is positioned below the bearing seat (8).
4. The submersible axial mixed flow pump with the planetary gear reducer as claimed in claim 3, wherein the outer wall of the bearing seat (8) is provided with the heat dissipation rib plate (42).
5. A submersible mixed-flow pump with a planetary reducer according to claim 1, wherein the screw (411) causes fluid to flow from bottom to top.
6. The submersible axial mixed flow pump with the planetary gear reducer as recited in claim 1, wherein the heat dissipation rib plate (42) is vertically arranged; the first rib plates (421) and the second rib plates (422) are vertically and uniformly distributed on the outer wall of the box body and the outer wall of the hollow cavity of the planetary gear speed reducer (4).
7. The submersible axial mixed flow pump with the planetary gear reducer according to claim 6, wherein the first rib plate (421) and the second rib plate (422) are arranged along the circumferential direction, the first rib plate (421) is positioned above the second rib plate (422), and the first rib plate (421) and the second rib plate (422) are arranged oppositely or in a staggered manner.
8. The submersible axial mixed flow pump with the planetary gear reducer according to claim 1, wherein the first rib plates (421) and the second rib plates (422) are the same in number and are N, N is an integer and N is more than or equal to 8.
9. A submersible axial mixed flow pump with a planetary gear reducer according to claim 2, further comprising a temperature detector (2); the temperature detector (2) is positioned in the cavity body and is fixedly connected with the sealing assembly.
10. A submersible mixed-flow pump incorporating a planetary reducer as claimed in claim 2, further comprising a leak detector (3); the leakage detector (3) is positioned in the hollow cavity and fixedly connected with the sealing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221166282.9U CN217354797U (en) | 2022-05-16 | 2022-05-16 | Submersible shaft mixed flow pump with planetary gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221166282.9U CN217354797U (en) | 2022-05-16 | 2022-05-16 | Submersible shaft mixed flow pump with planetary gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354797U true CN217354797U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221166282.9U Active CN217354797U (en) | 2022-05-16 | 2022-05-16 | Submersible shaft mixed flow pump with planetary gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354797U (en) |
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2022
- 2022-05-16 CN CN202221166282.9U patent/CN217354797U/en active Active
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