CN207526705U - A kind of submersible pump - Google Patents
A kind of submersible pump Download PDFInfo
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- CN207526705U CN207526705U CN201721687295.XU CN201721687295U CN207526705U CN 207526705 U CN207526705 U CN 207526705U CN 201721687295 U CN201721687295 U CN 201721687295U CN 207526705 U CN207526705 U CN 207526705U
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- motor
- shell
- submersible pump
- valve
- pump
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Abstract
The utility model provides a kind of submersible pump, belongs to electric pump technical field.It is complicated that it solves existing submersible pump so that the dismounting of submersible pump, inspection and maintenance are inconvenient, the technical issues of reducing the disassembly efficiency of staff.This submersible pump includes pump and motor, the motor is located at the upper end of pump, and motor shaft is pierced by from the lower end of pump and is arranged with impeller, this cooling structure includes shell, the shell is fixed on the outside of motor, and the motor is located in shell, and forms cooling chamber between motor lateral wall and shell, the cooling chamber is connected with the inner cavity pumped, and the upper end of the shell is equipped with the air bleeding valve that air can be discharged to and can be realized under the action of flow closing.The utility model is simple in structure, realizes the cooling to submersible pump, and improve cooling effect.
Description
Technical field
The utility model belongs to electric pump technical field, is related to a kind of submersible pump.
Background technology
It is also more and more extensive for the use for motor of diving as people’s lives are increasingly abundanter.
Existing submersible pump is divided into two kinds substantially：1st, motor is exposed, is to sink to the water surface, Jin Ershi by submersible pump
The cooling of motor is showed, when motor exposes the surface, motor itself is not directed to cooling structure, causes the cooling effect of motor
Difference, therefore motor is not suitable for operation of exposing the surface, and when motor exposes the surface operation, the temperature in motor can be caused excessively high, electricity
The problem of parts of machine lining are easily damaged, 2, assembled in motor formula, although the cooling effect of motor of the structure is good,
Usually need the labyrinth of elongated shape that top is discharged so that the dismounting of submersible pump, inspection and maintenance are inconvenient, reduce
The disassembly efficiency of staff.
Invention content
The purpose of this utility model is that there are the above problems for existing technology, it is proposed that a kind of submersible pump, this reality
With novel the technical problem to be solved is that the cooling effect how improved to submersible pump, and it is simple in structure.
The purpose of this utility model can be realized by following technical proposal：
A kind of submersible pump, submersible pump include pump and motor, and the motor is located at the upper end of pump, and motor shaft is from pump
Lower end is pierced by and is arranged with impeller, which is characterized in that and this cooling structure includes shell, and the shell is fixed on the outside of motor,
The motor is located in shell, and cooling chamber is formed between motor lateral wall and shell, and the cooling chamber is connected with the inner cavity pumped,
The upper end of the shell is equipped with the air bleeding valve that air can be discharged to and can be realized under the action of flow closing.
Operation principle：By the cooling chamber formed between the madial wall of shell and the lateral wall of motor, in motor running
In the process, with the rotation of motor shaft, a part of water can enter in cooling chamber impeller, can general so as to by the effect of air bleeding valve
The air discharge of shell internal upper part is accumulated in, when air drains, air bleeding valve can realize closing under the action of flow, reach
Cooling to motor only by the setting of shell and air bleeding valve, can be achieved with the cooling to submersible pump so that submersible pump
It is simple in structure, while realize the cooling effect improved to submersible pump.
In above-mentioned submersible pump, the lower end of the pump has water inlet, and the side wall of the pump is equipped with water outlet.
Pump out the setting of mouth of a river direction so that after the part water of motor sucking must have passed through cooling chamber, and pass through pump
Water outlet is discharged, and can further ensure the cooling effect of submersible pump, and simple in structure.
In above-mentioned submersible pump, shell gland is additionally provided on the motor, the shell gland is located at the upper of motor
Portion, the air bleeding valve are arranged on shell gland, and the air bleeding valve is connected with cooling chamber, and valve ball is equipped in the air bleeding valve,
When flow jacks up valve ball, cooling chamber is closed.
The setting of the structure so that the use enhanced convenience of air bleeding valve, while the installation of air bleeding valve is also convenient for, Jin Erqian
The structure of water power pump is simple, easy for installation.
It is releasable connection in above-mentioned submersible pump, between the shell gland and the upper cover of the motor.By shell
Gland is set as removable, easy to disassemble, facilitates monitoring and overhauls.
In above-mentioned submersible pump, the air bleeding valve further includes valve deck and valve body, the valve body and shell gland one
Molding, the interior venthole being connected with cooling chamber of the valve body, the valve ball can lean with the hole wall edge of venthole, described
Valve deck can be placed on valve body and be connected by fastener, and exhaust outlet is offered on the valve deck.
The setting of the structure so that the structure of air bleeding valve is more stablized, and during installation, can facilitate staff
Installation, while but also the structure of entire shell gland is more stablized, entire exhaust, the structure of cooling structure are more simple
It is single.
In above-mentioned submersible pump, buffer part is convexed to form on the valve deck, the buffer part is arranged on exhaust outlet
Surface.
The setting of the structure can prevent the fine grinding that exhaust outlet is gone out from splashing, and then protect operator and ambient enviroment, improve
Operational security.
In above-mentioned submersible pump, the motor is equipped with step, is equipped between the step and shell
Cooling medium channel, the cooling medium channel is along motor shaft circle distribution.
The characteristics of pressure medium in lumen circumference direction pumped during electric pump work is different are utilized in the setting of the structure, cold
But medium can be upwardly into shell upper from the big channel side of pressure, and the channel side small from pressure flows back downwards, so as to reach
The cooling of motor shaft appearance.
It is cylinder on the shell in above-mentioned submersible pump.
The setting of the structure so that the installation enhanced convenience of shell, it is simple in structure.
In above-mentioned submersible pump, the bottom of the pump is connected with guard.
The setting of the structure, it is therefore prevented that the effect of the used impeller of large-scale sundries in water is entered in cooling chamber, avoided
The blocking of cooling chamber ensure that cooling structure energy normal operation.
Compared with prior art, this submersible pump has the advantage that：By setting impeller on the motor shaft of motor, and
Outside motor is equipped with shell, cooling chamber is formed between motor and shell, and cooling chamber is connected with the inner cavity pumped so that a part
Water flow through cooling chamber and most discharged afterwards through water outlet, employ relatively simple structure, realize the cooling to submersible pump, and
And improve cooling effect.
Description of the drawings
Fig. 1 is the structure diagram of this submersible pump.
Fig. 2 is the sectional view of this submersible pump.
Fig. 3 is the structure diagram of valve deck in this submersible pump.
Fig. 4 is the structure diagram in another direction that this submersible pump does not install guard.
In figure, 1, motor；11st, motor shaft；12nd, shell gland；2nd, shell；3rd, impeller；4th, cooling chamber；5th, air bleeding valve；51、
Valve ball；52nd, valve deck；53rd, valve body；54th, baffle；55th, exhaust outlet；56th, buffer part；6th, guard；61st, cavity；7th, it pumps；71st, inner cavity；
72nd, water outlet；73rd, water inlet；8th, cooling medium channel.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Figure 1, this submersible pump, submersible pump includes pump 7 and motor 1, and motor 1 is located at the upper end of pump 7, and motor
Axis 11 is pierced by from the lower end of pump 7 and is arranged with impeller 3.
Specifically, as shown in Figs 1-4, this cooling structure includes shell 2, and shell 2 is fixed on the outside of motor 1, motor 1
In shell 2, and cooling chamber 4 is formed between 1 lateral wall of motor and shell 2, cooling chamber 4 is connected with the inner cavity 71 of pump 7, shell
2 upper end is equipped with the air bleeding valve 5 that air can be discharged to and can be realized under the action of flow closing.
Operation principle：By the cooling chamber 4 formed between the madial wall of shell 2 and the lateral wall of motor 1, transported in motor 1
During work, impeller 3 is with the rotation of motor shaft 11, and a part of water can enter in cooling chamber 4, so as to pass through air bleeding valve 5
Effect can discharge the air for accumulating in 2 internal upper part of shell, and when air drains, air bleeding valve 5 can be real under the action of flow
It now closes, reaches the cooling to motor 1, only by the setting of shell 2 and air bleeding valve 5, can be achieved with the cooling to submersible pump,
So that the structure of submersible pump is simple, while realize the cooling effect improved to submersible pump.
As shown in Figs 1-4, the lower end for pumping 7 has water inlet 73, and the side wall for pumping 7 is equipped with water outlet 72.
Pump the setting of 7 water outlet, 72 direction so that after the water that motor 1 sucks has had to pass through cooling chamber 4, and pass through pump
7 water outlet 72 is discharged, and can further ensure the cooling effect of submersible pump, and simple in structure.
As shown in Figs 1-4, shell gland 12 is additionally provided on motor 1, impeller 3 is located at the lower end of motor 1, is also set on motor 1
Have shell gland 12, shell gland 12 is located at the upper end of motor 1, and air bleeding valve 5 is arranged on shell gland 12, air bleeding valve 5 with it is cold
But chamber 4 is connected, and valve ball 51 is equipped in air bleeding valve 5, when flow jacks up valve ball 51, cooling chamber 4 is closed.
The setting of the structure so that the use enhanced convenience of air bleeding valve 5, while the installation of air bleeding valve 5 is also convenient for, and then
The structure of submersible pump is simple, easy for installation.
As shown in Figs 1-4, air bleeding valve 5 further includes valve deck 52 and valve body 53, and valve body 53 is integrally formed with shell gland 12, valve
The venthole 54 being connected in body 53 with cooling chamber 4, valve ball 51 can lean with the hole wall edge of venthole 54, and valve deck 52 can be put
It puts on valve body 53 and is connected by fastener, exhaust outlet 55 is offered on valve deck 52.
The setting of the structure so that the structure of air bleeding valve 5 is more stablized, and during installation, can facilitate work people
The installation of member, while but also the structure of entire shell gland 12 is more stablized, the structure of entire cooling structure is relatively simple.
As shown in Figs 1-4, buffer part 56 is convexed to form on valve deck 52, buffer part 56 is arranged on the surface of exhaust outlet 55.
The setting of the structure can prevent the fine grinding that exhaust outlet 55 is gone out from splashing, and then protect operator and ambient enviroment, improve
Operational security.
As shown in Figs 1-4, cooling medium channel 8, cooling medium channel 8 are equipped between the lower end of motor shaft 11 and shell 2
Along 1 circle distribution of motor shaft.
The characteristics of setting of the structure, the pressure medium of 71 circumferencial direction of inner cavity of pump 7 is different when electric pump work is utilized,
Cooling medium can be upwardly into 2 top of shell from the big channel side of pressure, and the channel side small from pressure flows back downwards, so as to reach
To the cooling of 11 appearance of motor shaft.
As shown in Figs 1-4, it is cylinder on shell 2.
The setting of the structure so that the installation enhanced convenience of shell 2, and impeller 3 is preferably directed water into
In cooling chamber 4, the cooling effect to submersible pump is improved, and simple in structure.
As shown in Figs 1-4, the end of shell 2 is connected with guard 6, and cavity 61, cavity 61 and cooling chamber are offered on guard 6
4 are connected.
The setting of the structure, it is therefore prevented that the effect of the used impeller 3 of large-scale sundries in water is entered in cooling chamber 4, avoided
The blocking of cooling chamber 4, ensure that cooling structure energy normal operation.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of submersible pump, submersible pump includes pump (7) and motor (1), and the motor (1) is and electric positioned at the upper end of pump (7)
Arbor (11) is pierced by from the lower end of pump (7) and is arranged with impeller (3), which is characterized in that this cooling structure includes shell (2), institute
The outside that shell (2) is fixed on motor (1) is stated, the motor (1) is in shell (2), and motor (1) lateral wall and shell
(2) cooling chamber (4) is formed between, the cooling chamber (4) connects with pumping the inner cavity (71) of (7), and the upper end of the shell (2) is equipped with
Air can be discharged to and can be realized under the action of flow the air bleeding valve (5) of closing.
2. submersible pump according to claim 1, which is characterized in that the lower end of the pump (7) has water inlet (73), institute
The side wall for stating pump (7) is equipped with water outlet (72).
3. submersible pump according to claim 1 or 2, which is characterized in that be additionally provided with shell gland on the motor (1)
(12), positioned at the top of motor (1), the air bleeding valve (5) is arranged on shell gland (12) the shell gland (12), described
Air bleeding valve (5) is connected with cooling chamber (4), and valve ball (51) is equipped in the air bleeding valve (5), when flow jacks up valve ball (51)
When, cooling chamber (4) is closed.
4. submersible pump according to claim 3, which is characterized in that the air bleeding valve (5) further includes valve deck (52) and valve
Body (53), the valve body (53) are integrally formed with shell gland (12), and what is be connected in the valve body (53) with cooling chamber (4) is logical
Stomata (54), the valve ball (51) can lean with the hole wall edge of venthole (54), and the valve deck (52) can be placed on valve body
(53) it is connected on and by fastener, exhaust outlet (55) is offered on the valve deck (52).
5. submersible pump according to claim 4, which is characterized in that convex to form buffer part on the valve deck (52)
(56), the buffer part (56) is arranged on the surface of exhaust outlet (55).
6. submersible pump according to claim 1 or 2, which is characterized in that the motor (1) is equipped with step, institute
It states and cooling medium channel (8) is equipped between step and shell (2), the cooling medium channel (8) is along motor shaft (1) circle
Week distribution.
7. submersible pump according to claim 1 or 2, which is characterized in that cylinder on the shell (2).
8. submersible pump according to claim 1 or 2, which is characterized in that the bottom of the pump (7) is connected with guard (6).
9. submersible pump according to claim 3, which is characterized in that the shell gland (12) and the motor (1)
It is releasable connection between upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721687295.XU CN207526705U (en) | 2017-12-06 | 2017-12-06 | A kind of submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721687295.XU CN207526705U (en) | 2017-12-06 | 2017-12-06 | A kind of submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207526705U true CN207526705U (en) | 2018-06-22 |
Family
ID=62578871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721687295.XU Active CN207526705U (en) | 2017-12-06 | 2017-12-06 | A kind of submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207526705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768081A (en) * | 2018-08-21 | 2018-11-06 | 昆山普东流体设备有限公司 | Double shells body-internal-circulation submersible motor |
-
2017
- 2017-12-06 CN CN201721687295.XU patent/CN207526705U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768081A (en) * | 2018-08-21 | 2018-11-06 | 昆山普东流体设备有限公司 | Double shells body-internal-circulation submersible motor |
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