CN203942398U - On a kind of, put the underground heat submersible motor of radiator - Google Patents
On a kind of, put the underground heat submersible motor of radiator Download PDFInfo
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- CN203942398U CN203942398U CN201420345682.5U CN201420345682U CN203942398U CN 203942398 U CN203942398 U CN 203942398U CN 201420345682 U CN201420345682 U CN 201420345682U CN 203942398 U CN203942398 U CN 203942398U
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- Prior art keywords
- radiator
- joint
- transmission shaft
- bearing
- underground heat
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Abstract
The utility model relates to the underground heat submersible motor of putting radiator on a kind of, coaxial installation one radiator joint on the motor transmission shaft between the upper leading axle bearing of motor and connecting joint, the external diameter of this radiator joint is identical with motor tube wall, the uniform heat radiator fin that is shaped with on the outer wall of radiator joint, on power transmission shaft in upper leading axle bearing, be fixed with a water guide impeller by oil sealing, on the power transmission shaft of the top of this water guide impeller, coaxial or shaft coupling is connected and installed with at least twice thrust bearing pair, and thrust bearing is secondary to be saved between outer wall and be designed with water space with radiator; Thrust bearing pair in upper end is coaxially installed with connecting joint, on the outer wall of radiator joint, be communicated with and be designed with backwater channel with mistake water space, this backwater channel is communicated with the winding overhang of upper leading axle bearing below, realize thus after start, power transmission shaft drives water guide impeller, built-in recirculated water was initiatively lifted in water space, then enters winding place through water return pipeline, realization is cooling to winding.This cooling be initiatively, avoided the winding problem that causes slowly because of built-in circulating water natural heat conduction, improved operating efficiency.
Description
Technical field
The utility model belongs to underground heat technical field, relates to underground heat submersible motor, puts the underground heat submersible motor of radiator on especially a kind of.
Background technology
The underground heat submersible motor that terrestrial heat pump uses, its motor is entering after pipe well, mainly relies on the built-in recirculated water in leather bag to lower the temperature to the winding of motor, so that the temperature of motor is no more than the medium temperature of 100 DEG C, realizes normally operation.Existing underground heat submersible motor, its built-in leather bag designs in the lower end of motor, relies on pressure that the built-in recirculated water in leather bag is upwards suppressed, and rises on the tube wall at winding place, realizes the circulation of pipe well and built-in recirculated water, reaches thus the object of winding cooling.But in some cases, underground heat submersible motor is entering after pipe well, due to stress problems, or other problems, cannot realize the lifting circulation of built-in recirculated water, and now motor is in running order, cause the temperature of winding sharply to rise, its temperature can reach 160 DEG C of left and right, makes winding.Although this situation is not general, operate in nonstandard situation operator, be very easy to occur.
Cause scrapping of motor for fear of having a swollen head of underground heat submersible motor, will make great efforts to solve effective lifting of built-in recirculated water, but do not have method initiatively to avoid this type of accident at present, can only be after mounted motor, the pressure of waiting for again recirculated water arrives to a certain degree and after getting a promotion, the operation of can starting shooting.But so also have a strong impact on operating efficiency.
By retrieval, do not have to find the patent public technology identical with the present patent application, do not find patent document related with the present patent application yet.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of design science, compact conformation, initiatively promote built-in recirculated water carry out winding cooling on put the underground heat submersible motor of radiator.
The utility model solves its technical problem and is achieved through the following technical solutions:
On a kind of, put the underground heat submersible motor of radiator, the coaxial built-in leather bag of installing of going to the bottom of described underground heat submersible motor, guide shaft bearing is coaxially installed in underground heat submersible motor winding top, the coaxial connecting joint of installing on the power transmission shaft above upper leading axle bearing, it is characterized in that: coaxial installation one radiator joint on the motor transmission shaft between the upper leading axle bearing of underground heat submersible motor and connecting joint, the external diameter of this radiator joint outer wall is identical with motor tube wall, the uniform heat radiator fin that is shaped with on the outer wall of radiator joint, radiator joint is connected and fixed by axially uniform bolt and upper leading axle bearing and connecting joint, on radiator joint outer wall, uniform interval is designed with water return pipeline, and the upper end of this water return pipeline is communicated with in radiator joint, and the lower end of water return pipeline is communicated with the winding overhang of underground heat submersible motor, on the power transmission shaft in radiator joint, is fixed with water guide impeller.
And in described radiator joint, concrete link position and the mounting structure of each parts are: in radiator joint, lower end is fixedly mounted with by impeller support and upper leading axle bearing, is coaxially fixedly mounted with a water guide impeller on the power transmission shaft in this impeller support.
And, on the power transmission shaft of intake tunnel between water guide impeller and upper leading axle bearing, oil sealing and oil sealing pressure ring are also installed.
And, between described radiator joint upper end and power transmission shaft, coaxially by bearing gland, mechanical seal pair being installed, this mechanical seal pair is made up of two seals circle and spring; Coaxial or by shaft coupling, twice thrust bearing pair is installed by bearing bracket stand on the power transmission shaft between radiator joint upper end and water guide impeller, between this twice bearing pair, be also coaxially installed with an intermediate bearing pair, thrust bearing in upper end is coaxially fixed by bearing gland, between the thrust bearing pair of this bearing gland and upper end, an oil sealing is also installed; Twice thrust bearing secondary with radiator joint outer wall between formed water space, on the outer wall of radiator joint with cross water space and be communicated with and be designed with backwater channel, the winding overhang below this backwater channel connection upper leading axle bearing.
And described backwater channel adopts metal tube to make, or directly makes on the outer wall of radiator joint.
Advantage of the present utility model and beneficial effect are:
1, this submersible motor coaxial installation one radiator joint on the motor transmission shaft between the upper leading axle bearing of motor and connecting joint, the external diameter of this radiator joint is identical with motor tube wall, the uniform heat radiator fin that is shaped with on the outer wall of radiator joint, on power transmission shaft in upper leading axle bearing, be fixed with a water guide impeller by oil sealing, on the power transmission shaft of the top of this water guide impeller, be coaxially installed with at least twice thrust bearing pair, between thrust bearing pair and radiator joint outer wall, be designed with water space; Thrust bearing pair in upper end is coaxially installed with connecting joint, on the outer wall of radiator joint, be communicated with and be designed with backwater channel with mistake water space, this backwater channel is communicated with the winding position of upper leading axle bearing below, realize thus after start, power transmission shaft drives water guide impeller, built-in recirculated water was initiatively lifted in water space, then enters winding place through water return pipeline, realization is cooling to winding.This cooling be initiatively, avoided the winding problem that causes slowly because of built-in circulating water natural heat conduction, improved operating efficiency.
2, this submersible motor has coaxially been installed mechanical seal pair at the power transmission shaft place of connecting joint position, can avoid grains of sand impurity to enter in radiator joint, and the safety of protection power transmission shaft, has ensured the normal operation of radiator joint indirectly.
3, in the radiator of this submersible motor joint, two thrust bearing pairs offsetting axial force have been designed, can effectively solve the axial force problem of radiator joint, improve the operation level of submersible motor, that the development of thermal technology has larger facilitation over the ground to the initiatively very big innovation of cooling down of underground heat submersible motor.
4, this submersible motor is coaxial mounted between upper leading axle bearing and connecting joint, can independently use, and needn't change the overall structure of existing underground heat submersible motor, and directly repacking is easy to install quick.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is the structure enlarged diagram on Fig. 1 top;
Fig. 3 is the structural representation of the increase label of Fig. 2;
Fig. 4 is the vertical view of the utility model radiator joint;
Fig. 5 is that the A-A of Fig. 4 is to cross-sectional view.
Embodiment
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection range of the present utility model with this.
On a kind of, put the underground heat submersible motor of radiator, the coaxial built-in leather bag 15 of installing of going to the bottom of described underground heat submersible motor 14, guide shaft bearing 10 is coaxially installed in underground heat submersible motor winding 13 tops, the coaxial connecting joint (not shown) of installing on the power transmission shaft 1 above upper leading axle bearing, this connecting joint connects water pump.
Innovative point of the present utility model is:
Coaxial installation one radiator joint 5 on the motor transmission shaft between the upper leading axle bearing of underground heat submersible motor and connecting joint, the external diameter of this radiator joint outer wall is identical with motor tube wall, the uniform heat radiator fin 26 that is shaped with on the outer wall saving at radiator.Radiator joint is connected and fixed by the bolt 11 in axially uniform bolt hole 25 and upper leading axle bearing and connecting joint; On radiator joint outer wall, uniform interval is designed with water return pipeline 16, the upper end of this water return pipeline is communicated with in radiator joint, the lower end of water return pipeline is communicated with the winding overhang of underground heat submersible motor, is fixed with two thrust bearing pairs 6,8 of water guide impeller 9 and counteracting axial force on the power transmission shaft in radiator joint.
In described radiator joint, concrete link position and the mounting structure of each parts are:
In radiator joint, lower end is fixedly mounted with by impeller support 22 and upper leading axle bearing, on power transmission shaft in this impeller support, be coaxially fixedly mounted with (or shaft coupling is fixedly mounted with) water guide impeller, this water guide impeller is one in the present embodiment accompanying drawing, this quantity arranges according to the size of water guide lifting force, therefore can be multiple for what connect; Smooth and easy in order to move, on the power transmission shaft of intake tunnel 12 between water guide impeller and upper leading axle bearing, oil sealing (there is no label) and oil sealing pressure ring 21 are also installed.
Radiator joint upper-end part of driving 2 is coaxially fixedly mounted with by attachment screw (there is no label) and connecting joint, between radiator joint upper end and power transmission shaft, coaxially by bearing gland 19, mechanical seal pair 3 is installed, this mechanical seal pair is made up of two seals circle 24 and spring 20, to ensure the sealed horizontal of connecting joint and radiator joint upper end, avoid entering of the grains of sand and impurity.On the power transmission shaft between radiator joint upper end and water guide impeller, by bearing bracket stand 18 coaxial (or shaft coupling is fixedly mounted with), twice thrust bearing pair is installed, between this twice bearing pair, be also coaxially installed with an intermediate bearing pair 7, thrust bearing in upper end is coaxially fixed by bearing gland 4, and an oil sealing 23 is also installed between the thrust bearing pair of this bearing gland and upper end.Between twice thrust bearing pair and radiator joint outer wall, formed water space 17.On the outer wall of radiator joint, be communicated with and be designed with backwater channel with mistake water space, this backwater channel is communicated with the winding overhang of upper leading axle bearing below; Backwater channel can adopt metal tube to make, and also can on the outer wall of radiator joint, directly make.
Operation principle of the present utility model is:
Starting after underground heat submersible motor, power transmission shaft rotates and driving water guide wheel rotation, thus built-in recirculated water is initiatively lifted into crossing in water space in radiator joint through the intake tunnel between upper leading axle bearing and power transmission shaft, then enters winding place through water return pipeline, realization is cooling to winding.
Claims (5)
1. put the underground heat submersible motor of radiator on one kind, the coaxial built-in leather bag of installing of going to the bottom of described underground heat submersible motor, guide shaft bearing is coaxially installed in underground heat submersible motor winding top, the coaxial connecting joint of installing on the power transmission shaft above upper leading axle bearing, it is characterized in that: coaxial installation one radiator joint on the motor transmission shaft between the upper leading axle bearing of underground heat submersible motor and connecting joint, the external diameter of this radiator joint outer wall is identical with motor tube wall, the uniform heat radiator fin that is shaped with on the outer wall of radiator joint, radiator joint is connected and fixed by axially uniform bolt and upper leading axle bearing and connecting joint, on radiator joint outer wall, uniform interval is designed with water return pipeline, and the upper end of this water return pipeline is communicated with in radiator joint, and the lower end of water return pipeline is communicated with the winding overhang of underground heat submersible motor, on the power transmission shaft in radiator joint, is fixed with water guide impeller.
2. on according to claim 1, put the underground heat submersible motor of radiator, it is characterized in that: in described radiator joint, concrete link position and the mounting structure of each parts are: in radiator joint, lower end is fixedly mounted with by impeller support and upper leading axle bearing, is coaxially fixedly mounted with a water guide impeller on the power transmission shaft in this impeller support.
3. the underground heat submersible motor of putting radiator on according to claim 2, is characterized in that: on the power transmission shaft of intake tunnel between water guide impeller and upper leading axle bearing, oil sealing and oil sealing pressure ring are also installed.
4. the underground heat submersible motor of putting radiator on according to claim 1, is characterized in that: between described radiator joint upper end and power transmission shaft, coaxially by bearing gland, mechanical seal pair is installed, this mechanical seal pair is made up of two seals circle and spring; Coaxial or by shaft coupling, twice thrust bearing pair is installed by bearing bracket stand on the power transmission shaft between radiator joint upper end and water guide impeller, between this twice bearing pair, be also coaxially installed with an intermediate bearing pair, thrust bearing in upper end is coaxially fixed by bearing gland, between the thrust bearing pair of this bearing gland and upper end, an oil sealing is also installed; Twice thrust bearing secondary with radiator joint outer wall between formed water space, on the outer wall of radiator joint with cross water space and be communicated with and be designed with backwater channel, the winding overhang below this backwater channel connection upper leading axle bearing.
5. the underground heat submersible motor of putting radiator on according to claim 4, is characterized in that: described backwater channel adopts metal tube to make, or directly makes on the outer wall of radiator joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345682.5U CN203942398U (en) | 2014-06-25 | 2014-06-25 | On a kind of, put the underground heat submersible motor of radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345682.5U CN203942398U (en) | 2014-06-25 | 2014-06-25 | On a kind of, put the underground heat submersible motor of radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203942398U true CN203942398U (en) | 2014-11-12 |
Family
ID=51861683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420345682.5U Withdrawn - After Issue CN203942398U (en) | 2014-06-25 | 2014-06-25 | On a kind of, put the underground heat submersible motor of radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203942398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104065210A (en) * | 2014-06-25 | 2014-09-24 | 古春林 | Geothermal submersible motor with upper radiator |
-
2014
- 2014-06-25 CN CN201420345682.5U patent/CN203942398U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104065210A (en) * | 2014-06-25 | 2014-09-24 | 古春林 | Geothermal submersible motor with upper radiator |
| CN104065210B (en) * | 2014-06-25 | 2016-06-01 | 古春林 | The underground heat submersible machine of scatterer is put on a kind of |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20160601 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |