CN113431802B - External oil feeding and discharging device of large submersible tubular pump - Google Patents
External oil feeding and discharging device of large submersible tubular pump Download PDFInfo
- Publication number
- CN113431802B CN113431802B CN202110888801.6A CN202110888801A CN113431802B CN 113431802 B CN113431802 B CN 113431802B CN 202110888801 A CN202110888801 A CN 202110888801A CN 113431802 B CN113431802 B CN 113431802B
- Authority
- CN
- China
- Prior art keywords
- oil
- base
- guide pipe
- oil guide
- pressing block
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/061—Lubrication especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D5/00—Pumps with circumferential or transverse flow
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasket Seals (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses an external oil adding and discharging device of a large-scale submersible tubular pump, belonging to the field of submersible tubular pump structures; an external oil feeding and discharging device of a large submersible tubular pump comprises a sealing section, a base, an oil guide pipe and an oil filling hole; two oil guide pipes are arranged on the base and inserted into the oil filling hole, so that the convenience of filling and discharging oil in the planetary gear reduction box is improved, and the oil is filled without disassembling a sealing section; the oil guide pipe is provided with the fixed plate, the lower end of the fixed plate is provided with the pressing block made of rubber, and the spring is connected between the pressing block and the fixed plate, so that the sealing of the oil filling hole is ensured; through setting up hold-down mechanism, and lead oil pipe and base sliding connection and realize exerting pressure to oil pipe, can release oil pipe for oil pipe's most can stretch out the seal segment, is convenient for detect oil pipe's the condition of revealing.
Description
Technical Field
The utility model belongs to dive perfusion pump structure field, concretely relates to large-scale dive tubular pump is outside adds, oil discharge device.
Background
At present, the structure of a plurality of large-scale submersible tubular pumps is mainly divided into three parts: the whole machine assembly and assembly sequence is as follows, firstly, after the submersible pump, the planetary gear reduction box and the submersible motor are assembled into a whole, lubricating oil is filled through an oil filling hole reserved in the planetary gear reduction box, sealing section parts are assembled in place after oil filling is finished, the whole machine is assembled, the oil discharging is also carried out, the sealing section can be operated only by disassembling the sealing section, and the machine assembly and assembly sequence is very troublesome.
Disclosure of Invention
Aiming at the defects of the prior art, the purpose of the disclosure is to provide an external oil feeding and discharging device of a large-scale submersible tubular pump, and solve the problem that in the prior art, the filling of lubricating oil into a planetary gear reduction box is not convenient enough.
The purpose of the disclosure can be realized by the following technical scheme:
the external oil adding and discharging device of the large-scale submersible tubular pump comprises an oil filling hole and a sealing section which are formed in a shell of a planetary gear reduction box, and is characterized in that a base is fixed on the sealing section, an oil guide pipe is installed on the base, and the oil guide pipe can be inserted into the oil filling hole.
Furthermore, the oil guide pipe is fixed on the base, and the lower end of the oil guide pipe is provided with a pressing plate which can be attached to the shell of the planetary gear reduction gearbox;
furthermore, the oil guide pipe is connected with a sealing bolt in a threaded manner, and the upper end of the oil guide pipe can be sealed by the sealing bolt.
Furthermore, the oil guide pipe penetrates through the base and is in sliding connection with the base, a fixed plate is fixed on the outer circle of the oil guide pipe, a pressing block is connected to the oil guide pipe in a sliding mode, the pressing block is made of rubber and is located at the lower end of the fixed plate, and a plurality of springs which are evenly distributed in the circumferential direction are fixed between the pressing block and the fixed plate;
furthermore, a pressing mechanism is installed at the upper end of the base and used for applying pressure to the oil guide pipe.
Furthermore, hold-down mechanism includes the mount, the mount with the base rotates to be connected, and mount upper end threaded connection has the regulation pole, and the lower extreme of adjusting the pole rotates and is connected with the closing plate, and closing plate and mount sliding connection through rotating the regulation pole, can realize that the closing plate exerts pressure to oil pipe, and can seal oil pipe's upper end.
Furthermore, a circular ring is arranged at the upper end of the pressing block and is made of rubber;
further, when the sealing plate is attached to the upper end face of the base, the pressing block seals the oil filling hole, and the upper end of the circular ring can be attached to the lower end face of the fixing plate.
Further, an oil filling groove is formed in the upper end portion of the oil guide pipe.
The beneficial effect of this disclosure: two oil guide pipes are arranged on the base and inserted into the oil filling hole, so that the convenience of filling and discharging oil in the planetary gear reduction box is improved, and the oil is filled without disassembling a sealing section; the oil guide pipe is provided with the fixed plate, the lower end of the fixed plate is provided with the pressing block made of rubber, and the spring is connected between the pressing block and the fixed plate, so that the sealing of the oil filling hole is ensured; through setting up hold-down mechanism, and lead oil pipe and base sliding connection, when realizing exerting pressure to oil pipe, can release oil pipe for oil pipe's most can stretch out the seal segment, is convenient for detect oil pipe's the condition of revealing.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the whole of embodiment 1 of the present disclosure;
fig. 2 is an enlarged schematic view of a partial structure of embodiment 1 of the present disclosure;
fig. 3 is a schematic structural diagram of embodiment 2 of the present disclosure;
FIG. 4 is a schematic structural section view of embodiment 2 of the disclosure;
fig. 5 is a schematic structural view of a pressing mechanism in embodiment 2 of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be described clearly and completely with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the embodiments described are only some embodiments of the present disclosure, rather than all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Example 1:
as shown in fig. 1-2, an external oil feeding and discharging device of a large submersible tubular pump comprises a sealing section 1, wherein a base 2 is fixed on the sealing section 1; in this embodiment, the base 2 and the sealing section 1 are fixedly connected by welding, and the sealing performance is ensured while the base 2 and the sealing section 1 are fixed, but the fixing method of the base 2 and the sealing section 1 includes, but is not limited to, welding, as long as the base 2 and the sealing section 1 can be fixed while having good sealing performance;
two oil guide pipes 3 are fixed in the base 2, and the two oil guide pipes 3 penetrate through the base 2; two oil filling holes 5 are formed in the shell of the planetary gear reduction box, and two oil guide pipes 3 are respectively inserted into the two oil filling holes 5, so that oil can be filled and drained into the planetary gear reduction box through the oil guide pipes 3 conveniently, and the sealing section 1 does not need to be disassembled for oil filling;
the pressing plates 4 are respectively fixed on the outer circles of the two oil guide pipes 3, and the pressing plates 4 are in contact with the shell of the planetary gear reduction box, so that the supporting effect on the oil guide pipes 3 is realized, the rigidity of the oil guide pipes 3 is improved, and the oil guide pipes 3 are prevented from being deformed or even broken when water flows through the tubular pump for a long time; the oil guide pipe 3 also plays a certain sealing role when contacting with the shell of the planetary gear reduction box, and reduces water entering the planetary gear reduction box through the oil filling hole 5 to a certain extent;
the upper end threaded connection of base 2 has two sealing bolt 6, and sealing bolt 6 realizes sealing two oil pipe 3's upper end respectively, prevents that the through-flow pump use in, the inside lubricating oil of planetary gear reduction box from revealing through oil pipe 3.
However, the oil conduit 3 and the base 2 are fixed to each other, so that when the oil conduit 3 is leaked and overhauled, the sealing section 1 needs to be disassembled, thereby bringing inconvenience to the overhauling work; in addition, the shell of the planetary gear reduction box is a complex curved surface, and the pressure plate 4 is difficult to be completely attached to the shell of the planetary gear reduction box, so that the risk that water enters the planetary gear reduction box through the oil filling hole 5 still exists;
example 2:
as shown in fig. 3-5, the base 2 is fixed on the sealing section 1, the base 2 is provided with two oil guide pipes 3, and the two oil guide pipes 3 penetrate through the base 2 and are connected with the base in a sliding manner; a fixing plate 31 is fixed on the outer circle of the oil guide pipe 3, a pressing block 7 is connected to the oil guide pipe 3 in a sliding mode, the pressing block 7 is made of rubber, the pressing block 7 is located at the lower end of the fixing plate 31, a plurality of springs 8 which are evenly distributed in the circumferential direction are fixed between the pressing block 7 and the fixing plate 31, therefore, the pressing block 7 is elastically connected with the fixing plate 31, a circular ring 71 is arranged at the upper end of the pressing block 7, and the circular ring 71 is also made of rubber;
the oil guide pipe 3 is inserted into the oil filling hole 5 by applying pressure to the oil guide pipe 3, the pressing block 7 can be attached to the shell of the planetary gear reduction box, and the pressing block 7 is made of rubber and is connected with the fixed plate 31 through the spring 8, so that the pressing block 7 can be attached to the shell of the planetary gear reduction box more easily, the sealing performance is ensured, and water is prevented from entering the planetary gear reduction box through the oil filling hole 5;
along with the compression of the spring 8, the upper end of the circular ring 71 can be attached to the lower end face of the fixed plate 31, so that water is prevented from flowing into the planetary gear reduction box from a fit clearance between the oil guide pipe 3 and the pressing block 7;
the upper end of the base 2 is provided with a pressing mechanism 9, the pressing mechanism 9 is used for applying pressure to the oil guide pipe 3 to insert the oil guide pipe 3 into the oil filling hole 5, and the pressing block 7 is used for sealing the oil filling hole 5;
the pressing mechanism 9 comprises a fixed frame 91, the fixed frame 91 is rotatably connected with the base 2, the upper end part of the fixed frame 91 is in threaded connection with an adjusting rod 93, the lower end of the adjusting rod 93 is rotatably connected with a sealing plate 92, the sealing plate 92 is in sliding connection with the fixed frame 91, the sealing plate 92 can apply pressure to the oil guide pipe 3 by rotating the adjusting rod 93, and the upper end of the oil guide pipe 3 can be shielded and sealed;
in this embodiment, when the sealing plate 92 is attached to the upper end surface of the base 2, the pressing block 7 seals the oil filling hole 5, and the upper end of the ring 71 can be attached to the lower end surface of the fixing plate 31, so that the sealing performance is ensured, and the risk that water enters the planetary gear reduction gearbox through the oil filling hole 5 is avoided.
The upper end part of the oil guide pipe 3 is provided with an oil filling groove 32, the sealing plate 92 is enabled to move upwards away from the base 2 by rotating the adjusting rod 93, the oil guide pipe 3 is jacked up under the action of the elastic force of the spring 8, the upper end surface of the oil guide pipe 3 is tightly attached to the lower end of the sealing plate 92, and the oil filling groove 32 on the oil guide pipe 3 extends out of the upper part of the base 2, so that lubricating oil can be filled or oil can be discharged conveniently;
in addition, through rotating mount 91 for sealing plate 92 leaves the upper end of oil pipe 3, oil pipe 3 can stretch out base 2 under the spring force effect of spring 3, and the operator can pull out oil pipe 3 for the most part, checks oil pipe 3 and whether reveals, and need not to dismantle seal section 1 and check oil pipe 3.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, principal features, and advantages of the 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 described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (4)
1. An external oil feeding and discharging device of a large submersible tubular pump comprises an oil filling hole (5) and a sealing section (1) which are formed in a shell of a planetary gear reduction box, and is characterized in that a base (2) is fixed on the sealing section (1), an oil guide pipe (3) is installed on the base (2), and the oil guide pipe (3) can be inserted into the oil filling hole (5);
the oil guide pipe (3) penetrates through the base (2) and is in sliding connection with the base, a fixing plate (31) is fixed on the outer circle of the oil guide pipe (3), a pressing block (7) is connected on the oil guide pipe (3) in a sliding mode, the pressing block (7) is made of rubber, the pressing block (7) is located at the lower end of the fixing plate (31), and a plurality of springs (8) which are evenly distributed in the circumferential direction are fixed between the pressing block (7) and the fixing plate (31);
the upper end of the base (2) is provided with a pressing mechanism (9), and the pressing mechanism (9) is used for applying pressure to the oil guide pipe (3).
2. The external oil feeding and discharging device of the large-scale submersible tubular pump according to claim 1, wherein the pressing mechanism (9) comprises a fixing frame (91), the fixing frame (91) is rotatably connected with the base (2), an adjusting rod (93) is in threaded connection with the upper end of the fixing frame (91), a sealing plate (92) is rotatably connected with the lower end of the adjusting rod (93), the sealing plate (92) is slidably connected with the fixing frame (91), and the sealing plate (92) can apply pressure on the oil guide pipe (3) and seal the upper end of the oil guide pipe (3) by rotating the adjusting rod (93).
3. The external oil feeding and discharging device of the large-scale submersible tubular pump according to claim 2, characterized in that the upper end of the pressing block (7) is provided with a ring (71), and the ring (71) is made of rubber;
when the sealing plate (92) is attached to the upper end face of the base (2), the oil filling hole (5) is sealed by the pressing block (7), and the upper end of the ring (71) can be attached to the lower end face of the fixing plate (31).
4. The external oil feeding and discharging device of the large-scale submersible tubular pump according to claim 1, characterized in that the upper end of the oil guide pipe (3) is provided with an oil feeding groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110888801.6A CN113431802B (en) | 2021-08-03 | 2021-08-03 | External oil feeding and discharging device of large submersible tubular pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110888801.6A CN113431802B (en) | 2021-08-03 | 2021-08-03 | External oil feeding and discharging device of large submersible tubular pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113431802A CN113431802A (en) | 2021-09-24 |
| CN113431802B true CN113431802B (en) | 2022-11-01 |
Family
ID=77762833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110888801.6A Active CN113431802B (en) | 2021-08-03 | 2021-08-03 | External oil feeding and discharging device of large submersible tubular pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113431802B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658668B (en) * | 2022-04-15 | 2023-07-07 | 合肥恒大江海泵业股份有限公司 | Submersible through-flow pump |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204610304U (en) * | 2015-02-10 | 2015-09-02 | 长沙迪沃机械科技有限公司 | A kind of handy type through-flow pump |
| CN205956053U (en) * | 2016-08-29 | 2017-02-15 | 利欧集团湖南泵业有限公司 | Large -scale shaft through -flow pump turbine guide bearing automatically cooling lubricating system |
| CN208136697U (en) * | 2017-10-10 | 2018-11-23 | 黄河科技学院 | Road mark paint tank conduction oil circulating heater |
| CN108412778B (en) * | 2018-05-17 | 2020-10-09 | 合肥恒大江海泵业股份有限公司 | Motor front-mounted submersible tubular pump |
| JP2021092190A (en) * | 2019-12-11 | 2021-06-17 | 株式会社電業社機械製作所 | Vertical shaft pump |
| CN212106347U (en) * | 2020-04-09 | 2020-12-08 | 合肥凯泉电机电泵有限公司 | Bearing lubricating structure based on submersible full-tubular pump |
| CN212479622U (en) * | 2020-05-22 | 2021-02-05 | 安徽天富泵阀有限公司 | Process pump with can dismantle oiling mouth |
-
2021
- 2021-08-03 CN CN202110888801.6A patent/CN113431802B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113431802A (en) | 2021-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113431802B (en) | External oil feeding and discharging device of large submersible tubular pump | |
| CN115045630A (en) | Conversion type Christmas tree port sealing device for oil field | |
| CN209308968U (en) | A kind of new structural centrifugal pump | |
| CN211038893U (en) | Sealing device for water turbine | |
| CN201925217U (en) | Packing seal device for sandy sea water pump | |
| CN210049325U (en) | Ultra-silent secondary water supply equipment | |
| CN210034407U (en) | Packing sealing device | |
| CN208686671U (en) | A kind of emulsion power pack universal novel attachment device | |
| CN106799985A (en) | A kind of hydraulic power drainage system for water drainage car of meeting an urgent need | |
| CN213743810U (en) | Water turbine waterproof sealing device | |
| CN207172822U (en) | A kind of slider connector | |
| CN216714624U (en) | Cylinder body of variable axial plunger pump | |
| CN218326858U (en) | Jacking type plugging flow guide device | |
| CN213684440U (en) | Oil seal structure of connecting rod big end bearing of air compressor | |
| CN215444884U (en) | Novel damping-adjustable viscous damper | |
| CN214617222U (en) | Repair system for prolonging operation of steam-driven water pump | |
| CN208221170U (en) | A kind of Multi-functional portable mechanical seal | |
| CN212008083U (en) | Water sealing barrel for volute pressing test of water turbine | |
| CN221374454U (en) | High-temperature-resistant sealing packing structure | |
| CN108757645A (en) | A kind of hydraulic motor and its production technology | |
| CN216990838U (en) | Mounting base for mounting disc cutter | |
| CN219827337U (en) | Composite oil cylinder integrating balance cylinder function | |
| CN220527610U (en) | Cable protection tube with high compression resistance | |
| CN214837914U (en) | Light bearing side cover | |
| CN217056071U (en) | Hydraulic opposed cylinder disc brake pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |