CN203308764U - Mining submerged pump with axial balancing drum - Google Patents
Mining submerged pump with axial balancing drum Download PDFInfo
- Publication number
- CN203308764U CN203308764U CN2013203477761U CN201320347776U CN203308764U CN 203308764 U CN203308764 U CN 203308764U CN 2013203477761 U CN2013203477761 U CN 2013203477761U CN 201320347776 U CN201320347776 U CN 201320347776U CN 203308764 U CN203308764 U CN 203308764U
- Authority
- CN
- China
- Prior art keywords
- balancing drum
- pump
- central shaft
- housing
- friction pair
- 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
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a mining submerged pump with an axial balancing drum. The mining submerged pump comprises a motor part, a pump body part and a central shaft, wherein the motor part is connected with a cable; the central shaft penetrates through the motor part and the pump body part; the balancing drum sleeved with the central shaft is arranged between the motor part and the pump body part; the balancing drum is mounted on the connection part of the upper end of a base and a shell; a friction pair is arranged between the balancing drum and the central shaft; a sealed chamber is arranged on the upper side of the friction pair; the sealed chamber is a sealed space formed by matching a stretching-down part of a lower bearing seat and a sealed chamber arranged on the lower side of the lower bearing seat with the central shaft; two to five buffering springs are arranged between the balancing drum and the friction pair. Compared with the prior art, the mining submerged pump with the axial balancing drum, provided by the utility model, has a good sand discharging effect, can compensate abrasion in time and greatly prolongs the service life of the balancing drum, so that the service life of the submerged pump is prolonged to the great extent, the practicability is strong and the mining submerged pump is easy to popularize.
Description
Technical field
The utility model relates to a kind of submersible pump, relates in particular to a kind of mining diving pump of the axial balancing drum of band simple in structure.
Background technique
At present, most of submersible pumps, use the radial equilibrium drum, can't compensate after the balancing drum wearing and tearing, leak and increase, axial force balance is undesirable, causes the submersible pump hydraulic performance decline, can not normally use, to the user, bring very large inconvenience, this structure is difficult to adapt to user's request, based on this, and the submersible pump of the axial balancing drum of band that need to grow in a kind of life-span.
Summary of the invention
Technical assignment of the present utility model is to solve the deficiencies in the prior art, provide a kind of axial force balance respond well, easy to use, with the mining diving pump of axial balancing drum.
The technical solution of the utility model is, a kind of mining diving pump with axial balancing drum, the motor part that comprises conjunction cable, pump housing part and run through the motor part, the central shaft of pump housing part, described motor section is divided and is arranged in housing, the pump housing partly is arranged in base, above-mentioned housing is arranged on enclosure and this shell and base and is connected as a single entity, described motor section is divided and is comprised upper bearing bracket and the bearing that is arranged on the housing upper end, be arranged on stator core and the rotor of enclosure interior, be arranged on step and the bearing of housing lower end, the described pump housing partly comprises stator and the impeller of some grades of tandem arrangement, between described motor part and pump housing part, be provided with the balancing drum be socketed on central shaft, this balancing drum is arranged on the joint of base upper end and shell, between described balancing drum and central shaft, be provided with friction pair, this friction pair upside is provided with closed chamber, described closed chamber is the confined space that coordinates central shaft to form by the descender of step and the sealing chamber cap that is arranged on the step downside, between described balancing drum and friction pair, be provided with 2～5 damping springs.
As preferably, the step of described housing downside is connected and fixed by spiral case and shell,
Further, on the central shaft in described closed chamber, seal by mechanical seal.
As preferably, described friction pair comprises balance plate, is arranged on the balancing drum stationary ring of balance plate upside, and described balance plate is arranged on the upside of impeller, and the impeller here refers to the impeller be arranged in base intracavity topmost.
Further, the upside of described motor part is provided with wire outlet box cover, pump housing downside partly is provided with pump cover.
In sum, the beneficial effect that compared with prior art produces of the utility model is:
The characteristics such as that the mining diving pump of the axial balancing drum of band of the present utility model has is simple in structure, easy to use, be skillfully constructed, stable performance, this submersible pump effectively reduces leakage rate, longitudinal balance power, sand discharge is effective, energy is compensate for wear in time, greatly improved the working life of balancing drum, thereby extended to a great extent the working life of submersible pump, practical, be easy to promote.
The accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
Mark in accompanying drawing means respectively:
1, cable, 2, wire outlet box cover, 3, upper bearing bracket, 4, bearing, 5, housing, 6, stator core, 7, rotor, 8, bearing, 9, step, 10, mechanical seal, 11, the sealing chamber cap, 12, spiral case, 13, the balancing drum stationary ring, 14, balance plate, 15, the pump housing, 16, stator, 17, impeller, 18, pump cover, 19, base, 20, the final stage stator, 21, impeller, 22, spring, 23, shell, 24, balancing drum, 25, central shaft.
Embodiment
Below in conjunction with the embodiment of accompanying drawing to a kind of mining diving pump with axial balancing drum of the present utility model, be described in detail below.
As shown in Figure 1, a kind of mining diving pump with axial balancing drum shown in the utility model, the motor part that comprises conjunction cable 1, pump housing part and run through the motor part, the central shaft 25 of pump housing part, described motor section is divided and is arranged in housing 5, the pump housing partly is arranged in base 19, above-mentioned housing 5 is arranged on shell 23 inside and this shell 23 is connected as a single entity with base 19, described motor section is divided and is comprised upper bearing bracket 3 and the bearing 4 that is arranged on housing 5 upper ends, be arranged on stator core 6 and the rotor 7 of housing 5 inside, be arranged on step 9 and the bearing 8 of housing 5 lower ends, the described pump housing partly comprises the pump housing 15, this pump housing is comprised of stator 13 and the impeller 17 of some grades of tandem arrangement, wherein stator 13 and the impeller 17 of the top are final stage stator 20 and impeller 21, between described motor part and pump housing part, be provided with the balancing drum 24 be socketed on central shaft 25, this balancing drum 24 is arranged on the joint of base 19 upper ends and shell 23, between described balancing drum 24 and central shaft, be provided with friction pair, this friction pair upside is provided with closed chamber, described closed chamber is the confined space that coordinates central shaft 25 to form by the descender of step 9 and the sealing chamber cap 11 that is arranged on step 9 downsides, between described balancing drum 24 and friction pair, be provided with 2～5 damping springs 22.
The step 9 of described housing 5 downsides is connected and fixed by spiral case 12 and shell 23,
On central shaft 25 in described closed chamber, seal by mechanical seal 10.
Described friction pair comprises balance plate 14, is arranged on the balancing drum stationary ring 13 of balance plate 14 upsides, and described balance plate 14 is arranged on the upside of impeller 21, and the impeller 21 here refers to the impeller that is arranged on the top in base 19 inner chambers.
The downside that the upside of described motor part is provided with wire outlet box cover 2, pump housing part is provided with pump cover 18.
Balancing drum of the present utility model adopts the axial seal of sound ring type, when pump normally moves, the balancing drum friction pair of impeller 21 back will export high-pressure liquid and low-pressure cavity separates, effectively reduced leakage loss, and the drum of compensation balance in time weares and teares under spring 22 effects, has extended the working life of balancing drum, by the sealing of balancing drum seal ring, form height pressure reduction, balance the axial force of rotor 7, increased the reliability that submersible pump uses, extended the working life of pump.
Described stator core 6 has referred to the winding stator core, balance plate 14 is equipped with in impeller 21 back, with balancing drum stationary ring 13, form friction pair, high-pressure liquid will be exported and low-pressure cavity separates, effectively reduced leakage loss, balancing drum is revealed position and is changed axial position into by traditional radial position, the wear extent of the timely friction compensation pair of energy in working procedure, extend the working life of balancing drum, strengthened the reliability that submersible pump uses.Extend the working life of submersible pump, met user's actual demand.
Its processing and fabricating of multilevel mining submersible pump of longitudinal balance drum of the present utility model is convenient, and shown in the by specification accompanying drawing, processing and fabricating gets final product.
Except the described technical characteristics of specification, be the known technology of those skilled in the art.
Claims (5)
1. mining diving pump with axial balancing drum, the motor part that comprises conjunction cable, pump housing part and run through the motor part, the central shaft of pump housing part, described motor section is divided and is arranged in housing, the pump housing partly is arranged in base, above-mentioned housing is arranged on enclosure and this shell and base and is connected as a single entity, described motor section is divided and is comprised upper bearing bracket and the bearing that is arranged on the housing upper end, be arranged on stator core and the rotor of enclosure interior, be arranged on step and the bearing of housing lower end, the described pump housing partly comprises stator and the impeller of some grades of tandem arrangement, it is characterized in that: be provided with the balancing drum be socketed on central shaft between described motor part and pump housing part, this balancing drum is arranged on the joint of base upper end and shell, between described balancing drum and central shaft, be provided with friction pair, this friction pair upside is provided with closed chamber, described closed chamber is the confined space that coordinates central shaft to form by the descender of step and the sealing chamber cap that is arranged on the step downside, between described balancing drum and friction pair, be provided with 2～5 damping springs.
2. a kind of mining diving pump with axial balancing drum according to claim 1, it is characterized in that: the step of described housing downside is connected and fixed by spiral case and shell.
3. a kind of mining diving pump with axial balancing drum according to claim 1, is characterized in that: by mechanical seal, seal on the central shaft in described closed chamber.
4. a kind of mining diving pump with axial balancing drum according to claim 1, it is characterized in that: described friction pair comprises balance plate, is arranged on the balancing drum stationary ring of balance plate upside, described balance plate is arranged on the upside of impeller, and the impeller here refers to the impeller that is arranged on the top in base intracavity.
5. a kind of mining diving pump with axial balancing drum according to claim 1 is characterized in that: the downside that the upside of described motor part is provided with wire outlet box cover, pump housing part is provided with pump cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203477761U CN203308764U (en) | 2013-06-18 | 2013-06-18 | Mining submerged pump with axial balancing drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203477761U CN203308764U (en) | 2013-06-18 | 2013-06-18 | Mining submerged pump with axial balancing drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203308764U true CN203308764U (en) | 2013-11-27 |
Family
ID=49614978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203477761U Expired - Fee Related CN203308764U (en) | 2013-06-18 | 2013-06-18 | Mining submerged pump with axial balancing drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203308764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460031A (en) * | 2019-11-28 | 2021-03-09 | 江苏大学 | Impeller built-in high-speed centrifugal pump |
-
2013
- 2013-06-18 CN CN2013203477761U patent/CN203308764U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460031A (en) * | 2019-11-28 | 2021-03-09 | 江苏大学 | Impeller built-in high-speed centrifugal pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202931081U (en) | Diving generator inner chamber pressure balancing device for well | |
| CN203308764U (en) | Mining submerged pump with axial balancing drum | |
| CN104976137A (en) | Vertical centrifugal pump for ship | |
| CN204357720U (en) | A kind of closed static seal high pressure magnetic coupling pump | |
| CN202468352U (en) | Oil-filled submersible electric pump | |
| CN209370142U (en) | Oil-submersible centrifugal pump axial thrust balancing devices | |
| CN203441769U (en) | Mine submersible electric pump with pressure relief hole volute | |
| CN204591697U (en) | Amphibian mining multistage submersible electric pump | |
| CN204984945U (en) | Marine vertical centrifugal pump | |
| CN207583639U (en) | A kind of high-efficiency submersible pump | |
| CN202418040U (en) | Flow guide shell for submersible pump | |
| CN209586711U (en) | A kind of immersible pump of multi-cavity structure | |
| CN202914323U (en) | Vortex electric pump | |
| CN202914399U (en) | Inline pump | |
| CN201918823U (en) | Submersible motor bearing block structure | |
| CN104533803A (en) | Sealing type static sealing high-pressure magnetic coupling pump | |
| CN204357754U (en) | Water pump equilibrirm water cavity configuration | |
| CN102562615B (en) | Oil charge type submersible pump | |
| CN201896804U (en) | Novel hydraulic cartridge valve | |
| CN202468435U (en) | Submersible sewage pump | |
| CN205315284U (en) | Permanent magnet speed regulation's vertical condensate pump | |
| CN202441658U (en) | Multistage centrifugal pump with double-balance drum structure | |
| CN201377435Y (en) | Multi-stage pump | |
| CN203879811U (en) | Balance drum structure for automatic difference pressure compensation through mechanical seal | |
| CN202441617U (en) | Pressure regulation device for submersible electric pump |
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: 20131127 Termination date: 20200618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |