CN208503040U - Electrodynamic pump - Google Patents
Electrodynamic pump Download PDFInfo
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- CN208503040U CN208503040U CN201820973841.4U CN201820973841U CN208503040U CN 208503040 U CN208503040 U CN 208503040U CN 201820973841 U CN201820973841 U CN 201820973841U CN 208503040 U CN208503040 U CN 208503040U
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- shell
- separation sleeve
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- chamber
- side wall
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Abstract
A kind of electrodynamic pump, including pump case, rotor assembly, stator module and electric-controlled plate, pump case are capable of forming pump inner cavity, pump inner cavity is separated into the first chamber and the second chamber, rotor assembly is set to the first chamber, and stator module and electric-controlled plate are set to the second chamber, and the side of separation sleeve is the first chamber, the other side of separation sleeve is the second chamber, separation sleeve is metal, and separation sleeve includes bottom and side wall, and the thickness of side wall is less than or equal to 1.5mm, electrodynamic pump further includes support portion, support portion support section side wall；Advantageously reduce the deformation of separation sleeve.
Description
[technical field]
The utility model relates to a kind of fluid pumps, and in particular to a kind of electrodynamic pump.
[background technique]
Automobile industry is grown rapidly, with automotive performance towards safer, more reliable, more stable, full-automatic intelligent and
Environmental protection and energy saving direction is developed, and electrodynamic pump is largely applied in vehicular hot pipe reason system, and is well positioned to meet the requirement in market.
Electrodynamic pump includes rotor assembly, stator module and separation sleeve, and rotor assembly is set to the side of separation sleeve, stator
Component setting and the other side of separation sleeve, the thickness of separation sleeve decide the distance between stator assembly and rotor assembly, in order to
The performance of electrodynamic pump is improved, the thickness of separation sleeve minimizes, and how to reduce the deformation of separation sleeve is that the technical program will solve
A technical problem.
[utility model content]
The purpose of this utility model is to provide a kind of electrodynamic pumps, and better support can be provided for separation sleeve, is conducive to
Reduce the deformation of separation sleeve.
To achieve the above object, a kind of embodiment of the utility model adopts the following technical scheme that a kind of electrodynamic pump, packet
Pump case, rotor assembly, stator module, separation sleeve and electric-controlled plate are included, the pump case, which is capable of forming, pumps inner cavity, in the pump
Chamber includes the first chamber and the second chamber, and first chamber is not connected to second chamber, and first chamber is located at the separation sleeve
Inside, second chamber are located at second side of the separation sleeve, and the rotor assembly is set to first chamber, the stator pack
Part and the electric-controlled plate are set to second chamber；The material of the separation sleeve is metal material, and the separation sleeve is integrated into
Shape, the separation sleeve include side wall, bottom and top, and the side wall is between the top and the bottom, the top
Portion is located at the outside of the side wall, and the bottom is located at the inside sidewalls, and the rotor assembly is set to the interior of the side wall
Side, the stator module are set to second side of the separation sleeve, and the thickness of the side wall is less than or equal to 1.5mm, described electronic
Pump includes support portion, and the support portion is supported in second side of the separation sleeve.
The electrodynamic pump of the technical program includes separation sleeve and support portion, and rotor assembly is installed on the first side of separation sleeve, branch
Support part is supported in second side of separation sleeve, on the basis of not influencing rotor component construction, is conducive to the deformation for reducing separation sleeve.
[Detailed description of the invention]
Fig. 1 is a kind of the schematic diagram of the section structure of the first embodiment of the utility model electrodynamic pump；
Fig. 2 is a kind of schematic perspective view of separation sleeve in Fig. 1；
Fig. 3 is a cross section structure schematic diagram of separation sleeve in Fig. 2；
Fig. 4 is a schematic perspective view of electric machine casing in Fig. 1；
Fig. 5 is the overlooking structure diagram of separation sleeve in Fig. 4；
Fig. 6 is the Section A-A structural schematic diagram of separation sleeve in 5；
Fig. 7 is a kind of the schematic diagram of the section structure of second of embodiment of the utility model electrodynamic pump.
[specific embodiment]
The utility model is described in further detail in the following with reference to the drawings and specific embodiments:
The working media that electrodynamic pump in following embodiment can manage system for automotive thermal tube provides mobilization dynamic, and work is situated between
Matter be include 50% glycol water or clear water.
Referring to Fig. 1, electrodynamic pump 100 includes pump case, rotor assembly 3, stator module 4, pump shaft 5 and electric-controlled plate 6, pump
Shell includes first shell 1, second shell 2, and first shell 1 is fixedly connected with second shell 2；Pump case is capable of forming in pump
Chamber, specifically, in the present embodiment, electrodynamic pump 100 further includes separation sleeve 7, and the side of separation sleeve 7 is the first chamber 30, separation sleeve 7
The other side be the second chamber 40, the first chamber 30 is not connected to setting with the second chamber 40, and the first chamber 30 can have working media to flow through, the
Two chambers 40 are flowed through without working media, and separation sleeve 7 can prevent first intracavitary 30 working media from entering the second chamber 40, rotor assembly
3 are set to the first chamber 30, and rotor assembly 3 includes rotor 31 and impeller 32, and rotor 31 includes permanent magnet, at least partly rotor 31
Positioned at 7 first side of separation sleeve, stator module 4 and electric-controlled plate 6 are set to the second chamber 40, and stator module 4 is electrically connected with electric-controlled plate 6.
Referring to Fig. 1, first shell 1 is moulding, has flow inlet 11 and outflow port 12, when electrodynamic pump 100 works, work
Make medium and the first chamber 30 is entered by flow inlet 11, then working media leaves the first chamber 30, electronic pump 100 by outflow port 12
When work, by the way that connector to be inserted into the plug receptacle 8 of electronic pump 100, so that control circuit and external electrical on electric-controlled plate 6
Source connection, electric-controlled plate 6, which can be controlled, to be changed by the electric current of stator module 4 according to certain rule, to control stator module 4
Changing magnetic field is generated, the rotor 31 of rotor assembly 3 is rotated around pump shaft 5 under the influence of a magnetic field, so that into first
Working media in chamber 30 is rotated with the rotation of rotor 31, and working media generates flowing since centrifugal force leaves the first chamber 30
Power.
In conjunction with Fig. 1, Fig. 2 and Fig. 3, in the present embodiment, the material of separation sleeve 7 is with low magnetic conductivity or without magnetic conductivity
Metal material, " low magnetic conductivity " here refer to relative permeability μ r less than 20, specifically, in the present embodiment, separation sleeve 7
Material is austenitic stainless steel material, for example other austenitic stainless steel materials such as 316L, 304,310s.
Referring to figs. 2 and 3, in the present embodiment, separation sleeve 7 is shaped by punching stretch, and separation sleeve 7 includes side wall 70, bottom
Portion 71 and top 72, for side wall 70 between top 72 and bottom 71, top 72 is located at the outside of side wall 70, and top 72 is to side
The outside of wall 70 extends, and bottom 71 is located at the inside of side wall 70, and in conjunction with Fig. 1, at least partly side wall 70 is located at stator module 4 and turns
Between sub-component 3, rotor assembly 3 is set to the inside of side wall 70, and stator module 4 is set to the outside of side wall 70, side wall 70
Thickness is less than or equal to 1.5mm, and the preferred 0.5mm of the thickness of side wall 70 had not only guaranteed the intensity of side wall in this way but also had been conducive to stator module
It is conducted with the magnetic of rotor.The minimum range between the upper surface and lower surface of the bottom of separation sleeve is defined, stator is advantageously allowed
The distance of component and rotor is smaller, is conducive to magnetic conduction in this way.It is boundary with separation sleeve, part more than upper surface is separation sleeve
The first side, lower surface part below be separation sleeve second side；The inside of side wall is located at the first side of separation sleeve, side wall
Outside is located at second side of separation sleeve, and the upper surface of receiving portion is located at the first side of separation sleeve, the lower end surface of receiving portion be located at every
Second side from set, the upper surface of transition part are located at the first side of separation sleeve, and the lower end surface of transition part is located at the second of separation sleeve
Side, the upper surface of interconnecting piece are located at the first side of separation sleeve, and the lower end surface of interconnecting piece is located at second side of separation sleeve.
Top 72 includes interconnecting piece 74 and receiving portion 75, and interconnecting piece 74 includes connecting side wall 741 and connection bottom 742,
Separation sleeve 7 is fixedly connected with the casing by interconnecting piece 74, and receiving portion 75 is arranged than interconnecting piece 74 closer to 4 side walls 70, receiving portion
75 are located at the outside of side wall 70, and receiving portion 75 includes accommodating bottom 751 and accommodating side wall 752, accommodate bottom 751 and accommodate side
Wall 752 forms accommodating chamber, and accommodating chamber is connected to setting with the first chamber；Bottom 751 and bottom 71 are accommodated in ladder arrangement, in conjunction with Fig. 1,
Impeller 32 includes blade 321 and lower cover plate 322, and at least partly lower cover plate 322 is located in accommodating chamber, and setting so on the one hand can
The height of electrodynamic pump is reduced, enables on the one hand, can prevent the impurity particle in working media from entering rotor 31 and 7 side wall of separation sleeve
Circulating area between 70, to be beneficial to prevent circulation of the impurity particle between 7 side wall 70 of 31 outer wall of rotor and separation sleeve
It is accumulated in region, the rotor 31 being beneficial to prevent is blocked by impurity particle, stall is caused, to be conducive to improve making for electrodynamic pump
Use the service life.In conjunction with Fig. 1, first annular sealing ring 10, at least partly first annular sealing are provided between pump case and separation sleeve 7
Circle 10 is contacted with set 7 is at least partially isolated, and specifically, in the present embodiment, first annular sealing ring 10 is sheathed on connection side wall 741
Outside, and 10 axial limiting of first annular sealing ring, in connection bottom 742, setting in this way enables first annular sealing ring 10
It is enough to realize Primary Location on separation sleeve 7, so that the installation of first annular sealing ring 10 is become simpler convenience.
Top 72 further includes transition part 76, and transition part 76 connects side wall 741 and accommodates side wall 752, transition part 76 and receiving
Bottom 751 is in ladder arrangement, referring to Fig. 3, outside the radial direction of separation sleeve 7, self-isolation set 7 internally successively are as follows: interconnecting piece 74,
Transition part 76, receiving portion 75, side wall 70, bottom 71, interconnecting piece 74, transition part 76, receiving portion 75 are located at the outside of side wall, connection
Portion 74 include connection side wall 741 and connection bottom 742, connection bottom 742 and transition part 76 in ladder arrange, transition part 76 and
It accommodates bottom 751 to arrange in ladder, the main body for accommodating the bottom 71 of bottom 751 and separation sleeve is arranged in ladder；The main body of bottom
Refer to the part other than the pump shaft limiting section for being set to bottom；Connection bottom 742, transition part 76, receiving bottom 751 are in
Annular shape, due to the influence of the forming force of stretching, in the junction of side wall 70 and bottom 71, side wall 70 and receiving bottom 751
Junction accommodates side wall 752 and 76 junction of transition part, connects being isolated for the turning points such as side wall 741 and 76 junction of transition part
The wall ratio of set is relatively thin, and in order to reduce separation sleeve deformation, the electrodynamic pump 100 in the present embodiment includes support portion, support portion support
In second side of separation sleeve 7, such support portion will not influence the structure inside separation sleeve, play a supporting role simultaneously；This implementation
In example, support portion includes two parts, and a part is integrally formed with second shell, and support portion is supported in the part lower end surface at top；
Another part is integrally formed with heat sink, and support portion is supported in the bottom of separation sleeve；A kind of mode can of course be only set, that is, selected
It is integrally formed with second shell to select support portion, or selects support portion and heat sink integrally formed, or support portion branch is separately provided
Support in top part lower end surface or be supported in the bottom of separation sleeve.
In conjunction with fig. 4 to fig. 6, in the present embodiment, support portion and second shell 2 are integrally formed, support portion from second shell 2 to
Extend on the inside of second shell 2；Support portion includes first the 21, second support 22 of support, and the first support 21 has the first connecting hole 23,
First intercommunicating pore 23 is through the upper and lower surface of the first support 21, and the first support 21 is around the setting of the first intercommunicating pore 23, the second support
22 protrude from the first support 21 setting.
In conjunction with referring to Fig. 1, the side wall 70 of separation sleeve passes through the first intercommunicating pore 23, and the lower end surface of atop part 72 is supported in the
The upper surface of one support 21；In the present embodiment, the lower end surface that part accommodates bottom 751 is supported in the upper surface of the first support 21,
I.e. first support 21 is supported in the lower end surface for accommodating bottom 751.In certain embodiment, support portion can also be supported in isolation
The partial sidewall of set, such as Fig. 1 will be between the lower cover plates 322 and rotor 31 of the impeller of rotor assembly along the axial direction of the separation sleeve
Side wall from part to separation sleeve projection, which is located at first 701 of the side wall of separation sleeve, in this way, the first support 21
The part that bottom 751 and side wall can be accommodated with part contacts and is fixedly installed for first 701.First support 21 includes edge
Second intercommunicating pore 25 of the surrounding setting of first intercommunicating pore, the setting of the second intercommunicating pore 25 interval, the second adjacent intercommunicating pore
It is partition wall 26 between 25, the first support 21 is connect by partition wall 26 with the second support 22；Be conducive to mitigate weight in this way.This reality
It applies in example, it is larger in side wall and the deformation of receiving bottom, so support portion is set to this, be conducive to the change for reducing separation sleeve
Shape, naturally it is also possible to be not provided with the second support, in the present embodiment, be formed using the transition part 76 and part first shell of separation sleeve
Volute chamber, since working media has biggish power in volute chamber movement, so being provided with the second support 22 is used to support transition part 76.
Second support 22 contacts setting with transition part and connection side wall, and the second support provides support for transition part and connection side wall.The
Two supports are set on the outside of the first support, and the second support is, from the annular protrusion of the first supporting projections, the height of the second support is big
Height in the end face of second shell, to prevent from interfering.
Second shell 2 includes limiting section 24, and limiting section 24 forms in second shell, and limiting section 24 forms annular groove, the
The portion outboard wall of two supports 22 forms the partial sidewall of limiting section 24, the part connection side wall 741 and limiting section 24 of separation sleeve 7
Contact setting, limiting section 24 are that connection side wall 741 provides support, and first annular sealing ring 10 is set to the limiting section 24.
Electrodynamic pump 100 further includes heat sink 9, and heat sink 9 is fixedly connected with the second shell 2, heat sink 9 and separation sleeve
Bottom 71 contact and be fixedly installed, in the present embodiment, support portion is integrally formed with heat sink, and the lower end surface of section bottom supports
In the upper surface of support portion, it can prevent separation sleeve from deforming to far from the first cavity direction in this way, advantageously reduce the change of separation sleeve
Shape.
Fig. 7 is second of embodiment of the technical program, and the main distinction point of Fig. 7 and Fig. 1 are: second shell 2 is wrapped
Limiting section 24 is included, limiting section 24 is the partial sidewall for shaping the annular groove of second shell 2, the lateral wall distance of the second support 22
24 set distance of limiting section, electrodynamic pump 100 further include the second ring type seal 20, and the second ring type seal is sheathed on the second support
Lateral wall, the lower end surface of the transition part of separation sleeve is supported in support portion by the second ring type seal；In this way in support portion and
Buffer function is played between separation sleeve, further decreases separation sleeve deformation.
It should be understood that above embodiments are merely to illustrate the utility model and not limit described by the utility model
Technical solution, although this specification has been carried out detailed description to the utility model referring to the above embodiments, this
Field it is to be appreciated by one skilled in the art that person of ordinary skill in the field still can modify to the utility model
Or equivalent replacement, and the technical solution and its improvement of all spirit and scope for not departing from the utility model, it should all cover
In the scope of the claims of the utility model.
Claims (10)
1. a kind of electrodynamic pump, including pump case, rotor assembly, stator module, separation sleeve and electric-controlled plate, the pump case can
Pump inner cavity is formed, the pump inner cavity includes the first chamber and the second chamber, and first chamber is not connected to second chamber, and described first
Chamber is located at the first side of the separation sleeve, and second chamber is located at second side of the separation sleeve, and the rotor assembly is set to
First chamber, the stator module and the electric-controlled plate are set to second chamber；It is characterized by: the material of the separation sleeve
Material is metal material, and the separation sleeve is one of the forming, and the separation sleeve includes side wall, bottom and top, the side wall position
Between the top and the bottom, the top is located at the outside of the side wall, and the bottom is located at the inside sidewalls,
The rotor assembly is set to the inside of the side wall, and the stator module is set to the outside of the side wall, the side wall
Thickness is less than or equal to 1.5mm, and the electrodynamic pump further includes support portion, and the support portion is supported in second side of the separation sleeve.
2. electrodynamic pump according to claim 1, it is characterised in that: the pump case includes first shell and second shell,
The first shell is fixedly connected with the second shell, and the separation sleeve and the first shell form at least partly described the
One chamber, the separation sleeve and the second shell form at least partly described second chamber, the support portion and the second shell
Integrally formed, the support portion extends from the second shell to the second shell inside, and the support portion includes first
Support, first support have the first intercommunicating pore, and first intercommunicating pore runs through the upper and lower surface of the support portion, the isolation
The side wall of set passes through first intercommunicating pore, and the lower end surface at the top of the part separation sleeve is supported in the upper of first support
End.
3. electrodynamic pump according to claim 2, it is characterised in that: the top includes interconnecting piece and receiving portion, described
Separation sleeve is fixedly connected by the interconnecting piece with the shell, and described accommodation section is than the interconnecting piece closer to the separation sleeve
Central axis setting, described accommodation section forms accommodating chamber, and the accommodating chamber is connected to setting with first chamber, and described accommodation section is wrapped
It includes to accommodate bottom and accommodate side wall, the receiving bottom and the bottom and arranges that the rotor assembly includes impeller, institute in ladder
Stating impeller includes blade and lower cover plate, and the lower cover plate of at least partly described impeller is located at the accommodating chamber, the receiving bottom
Lateral surface is supported in the upper end of first support.
4. electrodynamic pump according to claim 3, it is characterised in that: the rotor assembly includes impeller and permanent magnet, described
Upper surface set distance of the lower end surface of the lower cover plate of impeller apart from the permanent magnet, along the axial direction of the separation sleeve, at least portion
Divide the part between the lower cover plate and the permanent magnet of the impeller of the rotor assembly to the throwing of the side wall of the separation sleeve
Shadow is located at first of the side wall of the separation sleeve, and first of the part top and the side wall is supported in the support
Portion.
5. electrodynamic pump according to claim 4, it is characterised in that: the separation sleeve further includes transition part, the transition part
The interconnecting piece and described accommodation section are connected, the transition part and the receiving bottom arrange that the support portion is also wrapped in ladder
The second support, the periphery of the second support setting first support are included, second support protrudes from first support
Setting, at least partly described transition part are supported in second support.
6. electrodynamic pump according to claim 5, it is characterised in that: first support includes the second intercommunicating pore and separation
Wall, second intercommunicating pore are arranged along the surrounding of first intercommunicating pore, are described point between adjacent second intercommunicating pore
Next door, first support pass through the partition wall and the second support connection.
7. according to the electrodynamic pump of claim 5 or 6, it is characterised in that: the second shell includes limiting section, the limiting section
The portion outboard wall of annular groove including forming in the second shell, second support forms the part of the limiting section
Side wall, the partial sidewall of the interconnecting piece are contacted with the second support lateral wall, and the electrodynamic pump includes first annular sealing
Circle, the first annular sealing ring are placed in the limiting section, and the first annular sealing ring is set to the company of the separation sleeve
Between socket part and the first shell.
8. according to the electrodynamic pump of claim 5 or 6, it is characterised in that: the second shell includes limiting section, the limiting section
Annular groove including forming in the second shell, side wall of the portion outboard wall of second support apart from the limiting section
Set distance, the electrodynamic pump further include the second ring type seal, and second ring type seal is sheathed on second support
Lateral wall, the lower end surface at the top of the separation sleeve is supported in the support portion by second ring type seal.
9. electrodynamic pump according to claim 1, it is characterised in that: the pump case includes first shell and second shell,
The first shell is fixedly connected with the second shell, and the separation sleeve and the first shell form at least partly described the
One chamber, the separation sleeve and the second shell form part second chamber, and the electrodynamic pump includes heat sink, the heat dissipation
Plate is contacted and is fixedly installed with the bottom of the separation sleeve, and the support portion and the radiating part are integrally formed, the part bottom
The lower end surface in portion is supported in the upper surface of the support portion, and the heat sink is fixedly connected with the second shell.
10. electrodynamic pump according to claim 1, it is characterised in that: the pump case includes first shell and second shell,
The first shell is fixedly connected with the second shell, and the separation sleeve and the first shell form at least partly described the
One chamber, the separation sleeve and the second shell form at least partly described second chamber, the support portion and the second shell
Integrally formed, the support portion extends from the second shell to the second shell inside, and the support portion includes first
Support, first support have the first intercommunicating pore, and first intercommunicating pore runs through the upper and lower surface of the support portion, the isolation
The side wall of set passes through first intercommunicating pore, and the lower end surface at the top of the part separation sleeve is supported in the upper of first support
End；
The top includes interconnecting piece and receiving portion, and the separation sleeve is fixedly connected by the interconnecting piece with the shell,
Described accommodation section is arranged than the central axis of the interconnecting piece closer to the separation sleeve, and described accommodation section forms accommodating chamber, described
Accommodating chamber is connected to setting with first chamber, and described accommodation section includes accommodating bottom and receiving side wall, the receiving bottom and institute
It states bottom and arranges that the rotor assembly includes impeller, and the impeller includes blade and lower cover plate, at least partly described leaf in ladder
The lower cover plate of wheel is located at the accommodating chamber, and the lateral surface for accommodating bottom is supported in the upper end of first support；
The rotor assembly includes impeller and permanent magnet, upper end of the lower end surface of the lower cover plate of the impeller apart from the permanent magnet
Face set distance, along the axial direction of the separation sleeve, the lower cover plate of the impeller of at least partly described rotor assembly and it is described forever
Part between magnet is located at first of the side wall of the separation sleeve, the part top to the projection of the side wall of the separation sleeve
First of portion and the side wall is supported in the support portion；
The separation sleeve further includes transition part, and the transition part connects the interconnecting piece and described accommodation section, the transition part and
The receiving bottom arranges that the support portion further includes the second support in ladder, the second support setting first support
Periphery, second support protrudes from the first support setting, and at least partly described transition part is supported in described second
Support；
First support includes the second intercommunicating pore and partition wall, and second intercommunicating pore is set along the surrounding of first intercommunicating pore
It sets, is the partition wall between adjacent second intercommunicating pore, first support passes through the partition wall and described second
Support connection；
The second shell includes limiting section, and the limiting section includes the annular groove for forming in the second shell, and described
The portion outboard wall of two supports forms the partial sidewall of the limiting section, the partial sidewall of the interconnecting piece and second support
Lateral wall contact, the electrodynamic pump includes first annular sealing ring, and the first annular sealing ring is placed in the limiting section, institute
First annular sealing ring is stated to be set between the interconnecting piece of the separation sleeve and the first shell；
The second shell includes limiting section, and the limiting section includes the annular groove for forming in the second shell, and described
Side wall set distance of the portion outboard wall of two supports apart from the limiting section, the electrodynamic pump further includes the second ring packing
Circle, second ring type seal are sheathed on the lateral wall of second support, and the lower end surface at the top of the separation sleeve passes through
Second ring type seal is supported in the support portion；
The pump case includes first shell and second shell, and the first shell is fixedly connected with the second shell, described
Separation sleeve and the first shell form at least partly described first chamber, and the separation sleeve and the second shell form part institute
The second chamber is stated, the electrodynamic pump includes heat sink, and the heat sink is contacted and is fixedly installed with the bottom of the separation sleeve, described
Support portion and the radiating part are integrally formed, and the lower end surface of the part bottom is supported in the upper surface of the support portion, described
Heat sink is fixedly connected with the second shell；The sidewall thickness is equal to 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820973841.4U CN208503040U (en) | 2018-06-22 | 2018-06-22 | Electrodynamic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820973841.4U CN208503040U (en) | 2018-06-22 | 2018-06-22 | Electrodynamic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208503040U true CN208503040U (en) | 2019-02-15 |
Family
ID=65286397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820973841.4U Active CN208503040U (en) | 2018-06-22 | 2018-06-22 | Electrodynamic pump |
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| Country | Link |
|---|---|
| CN (1) | CN208503040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714930A (en) * | 2019-10-09 | 2020-01-21 | 苏州格力士实业有限公司 | Circulative cooling formula vortex formula air pump |
-
2018
- 2018-06-22 CN CN201820973841.4U patent/CN208503040U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714930A (en) * | 2019-10-09 | 2020-01-21 | 苏州格力士实业有限公司 | Circulative cooling formula vortex formula air pump |
| CN110714930B (en) * | 2019-10-09 | 2021-06-11 | 苏州格力士实业有限公司 | Circulative cooling formula vortex formula air pump |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210118 Address after: 312500 Zhejiang Shaoxing Xinchang County Qixing street Liquan Patentee after: ZHEJIANG SANHUA INTELLIGENT CONTROLS Co.,Ltd. Address before: 310018 no.289-2, No.12 street, Xiasha Economic Development Zone, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Sanhua Research Institute Co.,Ltd. |
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| TR01 | Transfer of patent right |