CN206206192U - Circulating pump - Google Patents
Circulating pump Download PDFInfo
- Publication number
- CN206206192U CN206206192U CN201621227511.8U CN201621227511U CN206206192U CN 206206192 U CN206206192 U CN 206206192U CN 201621227511 U CN201621227511 U CN 201621227511U CN 206206192 U CN206206192 U CN 206206192U
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- Prior art keywords
- housing
- pump
- motor
- circulating pump
- rotating shaft
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Abstract
The utility model provides a kind of circulating pump, belongs to pump technology field.It solve the problems, such as existing circulating pump can not the accurate water temperature that must be detected in housing temperature.This circulating pump, including the pump housing, motor and the impeller being arranged in pump chamber, the pump housing has water inlet end and water side, the lower end of the rotating shaft of motor extend into the pump housing and is fixedly connected with impeller, housing is provided with the housing of motor, housing is located between stator and rotor, the circulation passage for running through is provided with the middle part of the rotating shaft of motor, the cavity of the circulation passage of rotating shaft, the cavity of housing and the pump housing forms circulation canal, and this circulating pump includes that being arranged on the temperature sensor on electric machine casing and the induction part of temperature sensor is located in circulation canal.This circulating pump has the advantages that water temperature that can be in direct detection housing.
Description
Technical field
The utility model belongs to pump technology field, is related to a kind of circulating pump.
Background technology
In pipeline or loop in metallurgy, power station, power plant, light textile, chemical industry, heating and afterheat utilizing system
Water circulation or organic heat are changed to be needed to apply circulating pump in the induction system of medium.Current circulating pump is axially let out using sealing mostly
The mechanical seal of dew, the main part such as including stator, rotor, bearing, armature spindle in its structural electromotor part, water pump part is mainly wrapped
Impeller and the pump housing with water inlet and delivery port are included, is sealed by bearing cap between its water pump and motor and separated.
A kind of cooling structure (application number for hot water circulating pump as disclosed in Chinese patent literature：
201010203360.3) in hot water circulating pump, hot water circulating pump includes stator, armature spindle and fixedly sleeved on armature spindle
Rotor and bearing cap, this cooling structure includes being located at cylindrical housing between rotor and stator, described shielding
One end of set is connected with rotor shaft sealing, and its other end is tightly connected with bearing cap, housing, bearing cap and armature spindle three's shape
Into a cooling cavity, rotor is located in this cooling cavity, and bearing cap is provided with several inlet openings, has on the axle center of armature spindle
There is the water-guiding hole communicated with circulating pump pump head, the sidepiece of armature spindle is additionally provided with the apopore of connection cooling cavity and water-guiding hole.But
The temperature that circulating pump is not provided with for detecting the water temperature in housing is adopted, therefore it can not accurately detect the water in housing
The temperature of temperature.
The content of the invention
The purpose of this utility model is directed to existing technology and there is above mentioned problem, it is proposed that one kind being capable of direct detection screen
Cover the circulating pump of the water temperature in set.
The purpose of this utility model can be realized by following technical proposal：Circulating pump, including the pump housing, motor and setting
Impeller in pump chamber, the described pump housing has water inlet end and a water side, and the lower end of the rotating shaft of described motor extend into pump
Be fixedly connected with vivo and with impeller, be provided with housing in the housing of described motor, described housing be located at stator and rotor it
Between, it is provided with the circulation passage for running through in the middle part of the rotating shaft of described motor, circulation passage, the cavity of housing of described rotating shaft
And the cavity of the pump housing forms circulation canal, it is characterised in that this circulating pump includes the TEMP being arranged on electric machine casing
The induction part of device and described temperature sensor is located in described circulation canal.
Operationally, the dynamic wheel rotation of motor belt motor, the fluid at water inlet end is input in the pump housing water side discharge of going forward side by side,
The fluid in the pump housing is along the circulation canal recycle stream formed by the circulation passage of rotating shaft, the cavity of housing and pump chamber simultaneously
It is dynamic, because the induction part of the temperature sensor of the upper end setting of the housing of motor is located at circulation canal, make temperature sensor direct
Sense the temperature of the fluid of circulation canal, it is more accurate with sensing and sense more sensitive advantage.
In above-mentioned circulating pump, described circulation canal also include upper end by the inner chamber of described housing with it is described
Rotating shaft upper end between form closed chamber, the lower end of described circulation passage is connected with the cavity of the described pump housing, described
Circulation passage upper end be connected with described closed chamber and described closed chamber and described housing center lumen body phase
Connection, described temperature sensor is arranged on the upper end and the sensing position of described temperature sensor of the housing of described motor
In in described closed chamber.Temperature sensor is arranged on the upper end of electric machine casing and the induction part of temperature sensor is located at closed chamber
It is interior, the preferable advantage of effect of and sensing fluid temperature (F.T.) preferable with locating effect.
In above-mentioned circulating pump, described housing includes cylinder, and the upper end of the inner chamber of described cylinder is coaxially provided with
Positioning tube, forms sealing between described positioning tube and the madial wall of described cavity, the upper end of described cylinder is provided with for temperature
Spend the mounting hole that the induction part of sensor is penetrated.The induction part of temperature sensor is extend into mounting hole, with locating effect compared with
Get well and assemble conveniently advantage.
In above-mentioned circulating pump, axle sleeve is positioned with described positioning tube, the upper end of described rotating shaft is embedded in described
The middle part of axle sleeve, described axle sleeve is provided with the through hole for running through, and the upper end of described through hole is connected with described closed chamber, described
The inner chamber middle part of lower end and described housing of through hole be connected.Made in annular seal space and housing by the through hole of axle sleeve
Chamber middle part is connected and forms circulation canal, has the advantages that simple and compact for structure.
In above-mentioned circulating pump, the quantity of described through hole is two and is symmetricly set on the axis of described axle sleeve
Both sides.
In above-mentioned circulating pump, the upper end of the described pump housing is fixed with pump cover, and described pump cover is located at described shielding
The lower end of set and described pump cover is coaxially disposed with described housing, described pump cover is provided with the intercommunicating pore for running through, described
Intercommunicating pore be connected with the inner chamber of described housing and the cavity of the described pump housing, be positioned with the middle part of described pump cover
Axle sleeve two, the rotating shaft of described motor passes through described axle sleeve two.Pump cover is provided with above-mentioned intercommunicating pore, makes the inner chamber of housing
And the cavity of the pump housing is connected, have the advantages that simple and compact for structure.
In above-mentioned circulating pump, the quantity of described intercommunicating pore is 2 to 6 and centered on the axis of described pump cover
It is uniformly arranged.
In above-mentioned circulating pump, described pump cover is provided with annular groove, and the lower end of described housing is provided with annular
Convex body and described annular convex are embedded in described annular groove.Be embedded in annular groove by annular convex, make pump cover with
The preferable advantage of locating effect of housing.
Compared with prior art, this circulating pump has advantages below：
1st, the induction part of the temperature sensor set due to the upper end of the housing of motor is located at circulation canal, makes TEMP
The temperature of the fluid in the direct induction seal chamber of device, it is more accurate with sensing and sense more sensitive advantage；
2nd, annular seal space is made to be connected and form circulation canal with the inner chamber middle part of housing by the through hole of axle sleeve, with knot
The simple compact advantage of structure；
3rd, the induction part of temperature sensor is extend into mounting hole, with locating effect preferably and assemble it is conveniently excellent
Point.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of this circulating pump.
Fig. 2 is the decomposing schematic representation of this circulating pump.
In figure, 1, the pump housing；1a, water inlet end；1b, water side；2nd, motor；2a, rotating shaft；2a1, circulation passage；2b, stator；
2c, rotor；3rd, impeller；4th, housing；4a, cylinder；4b, positioning tube；4c, annular convex；5th, circulation canal；6th, TEMP
Device；7th, closed chamber；8th, axle sleeve；8a, through hole；9th, pump cover；9a, intercommunicating pore；10th, axle sleeve two.
Specific embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
As illustrated in fig. 1 and 2, circulating pump, including the pump housing 1, motor 2 and the impeller 3 that is arranged in pump chamber, the pump housing 1 have
The lower end of water inlet end 1a and water side 1b, the rotating shaft 2a of motor 2 extend into the pump housing 1 and is fixedly connected with impeller 3, motor 2
Housing 4 is provided with housing, housing 4 is located between the stator 2b and rotor 2c of motor 2, is set in the middle part of the rotating shaft 2a of motor 2
The cavity for having the circulation passage 2a1 for running through, the circulation passage 2a1, the cavity of housing 4 and the pump housing 1 of rotating shaft 2a forms circulation
Passage 5, this circulating pump includes that the induction part of the temperature sensor 6 and temperature sensor 6 being arranged on the housing of motor 2 is located at circulation
In passage 5.
Circulation canal 5 also includes forming closed chamber 7 by between the upper end of inner chamber and the upper end of rotating shaft 2a of housing 4, flows
The lower end of circulation passage 2a1 is connected with the cavity of the pump housing 1, and the upper end of circulation passage 2a1 is connected and described close with closed chamber 7
Closed chamber 7 is connected with the center lumen body phase of described housing 4, and described temperature sensor 6 is arranged on the housing of described motor 2
Upper end and the induction part of described temperature sensor 6 be located in described closed chamber 7.
Housing 4 includes cylinder 4a, and the upper end of the inner chamber of cylinder 4a is coaxially provided with positioning tube 4b, positioning tube 4b with it is described
Sealing is formed between the madial wall of cavity, the upper end of cylinder 4a is provided with the mounting hole penetrated for the induction part of temperature sensor 6, temperature
The induction part for spending sensor 6 is extend into mounting hole, with locating effect preferably and assembling conveniently advantage.
Axle sleeve 8 is positioned with positioning tube 4b, the upper end of rotating shaft 2a is embedded in the middle part of axle sleeve 8, and axle sleeve 8 is provided with the through hole for running through
The upper end of 8a, through hole 8a is connected with closed chamber 7, and the lower end of through hole 8a is connected with the inner chamber middle part of described housing 4.It is logical
The quantity of hole 8a be two and be symmetricly set on axle sleeve 8 axis both sides.
The upper end of the pump housing 1 is fixed with pump cover 9, and pump cover 9 is located at the lower end of housing 4 and pump cover 9 is coaxial with housing 4 sets
Put, pump cover 9 is provided with annular groove, and the lower end of housing 4 is provided with annular convex 4c and annular convex 4c is embedded in annular groove,
Make the preferable advantage of locating effect of pump cover 9 and housing 4.Pump cover 9 is provided with the intercommunicating pore 9a for running through, intercommunicating pore 9a and shielding
The inner chamber of set 4 and the cavity of the pump housing 1 are connected, and the middle part of pump cover 9 is positioned with axle sleeve 2 10, and the rotating shaft 2a of motor 2 passes through axle
Cover 2 10.The quantity of intercommunicating pore 9a is 4 and is uniformly arranged centered on the axis of pump cover 9.
Operationally, the impeller 3 of motor 2 is rotated, and the fluid at water inlet end 1a is input into water side of being gone forward side by side in the pump housing 1
1b is discharged.Annular seal space is set to be connected with the inner chamber middle part of housing 4 by the through hole 8a of axle sleeve 8, by the company set on pump cover 9
Through hole 9a makes the inner chamber of housing 4 and the cavity of the pump housing 1 be connected, and forms circulation canal 5.Fluid in the pump housing 1 along
The circulation canal 5 formed by the circulation passage 2a1 of rotating shaft 2a, the cavity of housing 4 and pump chamber is circulated, with structure letter
Single compact advantage.Have the advantages that simple and compact for structure.
Because the induction part of the temperature sensor 6 of the upper end setting of the housing of motor 2 is located at circulation canal 5, pass temperature
Sensor 6 directly senses the temperature of the fluid of circulation canal 5, more accurate with sensing and sense more sensitive advantage.Due to
Temperature sensor 6 is arranged on the upper end of the housing of motor 2 and the induction part of temperature sensor 6 is located in closed chamber 7, is imitated with positioning
Fruit is preferable and senses the preferable advantage of effect of fluid temperature (F.T.).
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although more used herein the pump housing 1, water inlet end 1a, water side 1b, motor 2, rotating shaft 2a, circulation passage 2a1,
Stator 2b, rotor 2c, impeller 3, housing 4, cylinder 4a, positioning tube 4b, annular convex 4c, circulation canal 5, temperature sensor 6,
The terms such as closed chamber 7, axle sleeve 8, through hole 8a, pump cover 9, intercommunicating pore 9a, axle sleeve 2 10, but be not precluded from use other terms can
Can property.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；It is construed as appointing
A kind of what additional limitation is all disagreed with the utility model spirit.
Claims (8)
1. circulating pump, including the pump housing (1), motor (2) and the impeller (3) being arranged in pump chamber, the described pump housing (1) have into
Water end (W.E.) (1a) and water side (1b), the lower end of the rotating shaft (2a) of described motor (2) are extend into the pump housing (1) and and impeller
(3) it is fixedly connected with, is provided with housing (4) in the housing of described motor (2), the stator of described housing (4) positioned at motor (2)
Between (2b) and rotor (2c), the circulation passage (2a1) for running through is provided with the middle part of the rotating shaft (2a) of described motor (2), it is described
Rotating shaft (2a) circulation passage (2a1), the cavity of housing (4) and the pump housing (1) cavity formed circulation canal (5), its
It is characterised by, this circulating pump includes the temperature sensor (6) and described temperature sensor (6) that are arranged on motor (2) housing
Induction part be located in described circulation canal (5).
2. circulating pump according to claim 1, it is characterised in that described circulation canal (5) also includes by described screen
Cover and closed chamber (7), described circulation passage are formed between the upper end of inner chamber of set (4) and the upper end of described rotating shaft (2a)
The lower end of (2a1) is connected with the cavity of the described pump housing (1), and the upper end of described circulation passage (2a1) is closed with described
Chamber (7) is connected and described closed chamber (7) is connected with the center lumen body phase of described housing (4), described TEMP
Device (6) is arranged on the upper end of the housing of described motor (2) and the induction part of described temperature sensor (6) is close described in
In closed chamber (7).
3. circulating pump according to claim 2, it is characterised in that described housing (4) includes cylinder (4a), described
The upper end of the inner chamber of cylinder (4a) is coaxially provided with positioning tube (4b), the madial wall of described positioning tube (4b) and described cavity it
Between form sealing, the upper end of described cylinder (4a) is provided with the mounting hole stretched into for the induction part of temperature sensor (6).
4. circulating pump according to claim 3, it is characterised in that is positioned with axle sleeve (8), institute in described positioning tube (4b)
The upper end of the rotating shaft (2a) stated is embedded in the middle part of described axle sleeve (8), and described axle sleeve (8) is provided with the through hole (8a) for running through, institute
The upper end of the through hole (8a) stated is connected with described closed chamber (7), the lower end of described through hole (8a) and described housing
(4) inner chamber middle part is connected.
5. circulating pump according to claim 4, it is characterised in that the quantity of described through hole (8a) is two and symmetrically sets
Put the both sides of the axis in described axle sleeve (8).
6. the circulating pump according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that the upper end of the described pump housing (1) is consolidated
Pump cover (9) is connected with, described pump cover (9) is positioned at the lower end of described housing (4) and described pump cover (9) and described shielding
Set (4) is coaxially disposed, and described pump cover (9) is provided with the intercommunicating pore (9a) for running through, described intercommunicating pore (9a) and described screen
The cavity of the inner chamber and the described pump housing (1) of covering set (4) is connected, and axle sleeve two is positioned with the middle part of described pump cover (9)
(10), axle sleeve two (10) of the rotating shaft (2a) of described motor (2) described in.
7. circulating pump according to claim 6, it is characterised in that the quantity of described intercommunicating pore (9a) be 2 to 6 and with
It is uniformly arranged centered on the axis of described pump cover (9).
8. circulating pump according to claim 6, it is characterised in that described pump cover (9) is provided with annular groove, described
The lower end of housing (4) is provided with annular convex (4c) and described annular convex (4c) is embedded in described annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227511.8U CN206206192U (en) | 2016-11-15 | 2016-11-15 | Circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227511.8U CN206206192U (en) | 2016-11-15 | 2016-11-15 | Circulating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206192U true CN206206192U (en) | 2017-05-31 |
Family
ID=58753391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621227511.8U Expired - Fee Related CN206206192U (en) | 2016-11-15 | 2016-11-15 | Circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206192U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020525708A (en) * | 2017-06-30 | 2020-08-27 | テスラ，インコーポレイテッド | Electric pump system and method |
| CN115507062A (en) * | 2022-11-10 | 2022-12-23 | 佛山市威灵洗涤电机制造有限公司 | Pump chamber structure, circulating pump and air conditioner |
-
2016
- 2016-11-15 CN CN201621227511.8U patent/CN206206192U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020525708A (en) * | 2017-06-30 | 2020-08-27 | テスラ，インコーポレイテッド | Electric pump system and method |
| JP2022033995A (en) * | 2017-06-30 | 2022-03-02 | テスラ，インコーポレイテッド | Electric pump system and method |
| CN115263752A (en) * | 2017-06-30 | 2022-11-01 | 特斯拉公司 | Electric pump system and method |
| JP7224428B2 (en) | 2017-06-30 | 2023-02-17 | テスラ，インコーポレイテッド | Electric pump system and method |
| US11821420B2 (en) | 2017-06-30 | 2023-11-21 | Tesla, Inc. | Electric pump system and method |
| EP4269798A3 (en) * | 2017-06-30 | 2024-02-07 | Tesla, Inc. | Electric pump system and method |
| US20240060490A1 (en) * | 2017-06-30 | 2024-02-22 | Tesla, Inc. | Electric pump system and method |
| CN115507062A (en) * | 2022-11-10 | 2022-12-23 | 佛山市威灵洗涤电机制造有限公司 | Pump chamber structure, circulating pump and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20201115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |