CN208380886U - A kind of shielding frequency variable circulating pump sufficiently to radiate - Google Patents
A kind of shielding frequency variable circulating pump sufficiently to radiate Download PDFInfo
- Publication number
- CN208380886U CN208380886U CN201820956018.2U CN201820956018U CN208380886U CN 208380886 U CN208380886 U CN 208380886U CN 201820956018 U CN201820956018 U CN 201820956018U CN 208380886 U CN208380886 U CN 208380886U
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- CN
- China
- Prior art keywords
- flange piece
- motor housing
- lower case
- electrical appliance
- circulating pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the shielding frequency variable circulating pumps that one kind sufficiently radiates, belong to frequency conversion pump technical field, including pump case, connect the motor housing of pump case and the electrical appliance kit that is set on the outside of motor housing, the electronic circuit board for carrying heating electronic package is provided in the electrical appliance kit, the electrical appliance kit includes the lower case close to motor housing and the upper housing far from motor housing, the lower case be made of thermally conductive metal material and the heating part of heating electronic package with lower case is thermally conductive connects.The utility model is supported by metal material by the setting of the lower case of the close motor housing of electrical appliance kit is integral, itself has good heating conduction and biggish heat dissipation area, it can be quickly adequately by heat derives after the heating part of heating electronic package carries out thermally conductive connect with it, and circulating pump overall structure is simple, and cost of manufacture is relatively low.
Description
Technical field
The utility model relates to variable frequency pump field, the shielding frequency variable circulating pump sufficiently to radiate more particularly to one kind.
Background technique
Protected type frequency variable circulating pump in existing well-known technique is usually by impeller, motor, housing and and motor
Connectable electrical appliance kit composition, interior of electrical box is equipped with the electronic circuit board for carrying electronic component, for carrying out to motor
Control.Wherein, some electronic component is high power heating device, and the heat aggregation of these heating devices cannot arrange in time
The use life cycle and product stability of electronic circuit board will be directly influenced out, it is necessary to mode appropriate by its heat
Electrical appliance kit is discharged.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of shielding frequency variable circulating pump sufficiently to radiate, using letter
Single construction is adequately radiated.
The technical scheme adopted by the utility model is
A kind of shielding frequency variable circulating pump sufficiently to radiate including pump case, connects the motor housing of pump case and is set to motor
The electrical appliance kit of outer side of shell is provided with the electronic circuit board for carrying heating electronic package, the electrical appliance kit packet in the electrical appliance kit
The lower case close to motor housing and the upper housing far from motor housing are included, the lower case is made simultaneously of thermally conductive metal material
And the heating part of heating electronic package with lower case is thermally conductive connects.
The lower case is formed with radiating fin as a further improvement of the utility model,.
The position that the lower case corresponds to heating electronic package as a further improvement of the utility model, is provided with court
To the boss of heating electronic package, nonconducting heat-conducting glue is filled between boss and heating electronic package heating part.
The electronic circuit board is fixed with lower case as a further improvement of the utility model, and upper housing passes through hinge
Structure connects lower case and can open.
The electrical appliance kit is equipped with first flange towards one end of motor housing as a further improvement of the utility model,
Piece, the corresponding end of motor housing towards electrical appliance kit are equipped with second flange piece, first flange piece and second flange piece and are locked by anchor ear
It is fixed.
It is respectively formed in first flange piece and the opposite surface of second flange piece as a further improvement of the utility model,
The axis mutually inserted along axial direction and hole.
First flange piece is spaced from each other to be formed hollow with second flange piece as a further improvement of the utility model,
Ventilating duct
The power module of wound stator passes through first flange piece out of electrical appliance kit as a further improvement of the utility model,
It is reached in motor housing with after second flange piece, sealing structure is equipped with outside power module.
The sealing structure includes second flange on piece is arranged in hollow as a further improvement of the utility model,
Pillar, pillar is towards first flange piece direction protrusion and passes through the axially extending bore that opens up of first flange on piece, power module from by
It is passed through in the power module channel that the hollow parts and axially extending bore of pillar are constituted.
The power module includes rubber sealing block and several pieces of phosphorus bronze sheets as a further improvement of the utility model,
Each one end of phosphorus bronze sheet is connected to electronic circuit board, and the other end protrudes into motor housing and is connected on wound stator, rubber sealing block packet
The middle part of fixed each phosphorus bronze sheet is wrapped up in, the rubber sealing block is deformed by the extruding force in pillar towards first flange piece direction and sealed
Fill power module channel.
The beneficial effects of the utility model are: the lower case of the close motor housing of electrical appliance kit is arranged to by the utility model
Whole to be supported by metal material, itself has good heating conduction and biggish heat dissipation area, when heating electronic package
Heating part with its carry out thermally conductive connect after can be quickly adequately by heat derives, and circulating pump overall structure is simple,
Cost of manufacture is relatively low.
Detailed description of the invention
The present invention will be further described with embodiment with reference to the accompanying drawing.
Fig. 1 is the schematic diagram of circulating pump；
Fig. 2 is the assembling schematic diagram of motor housing and electrical appliance kit；
Fig. 3 is the assembling schematic diagram of motor housing Yu another visual angle of electrical appliance kit；
Fig. 4 is the schematic diagram after upper housing is opened；
Fig. 5 is the decomposition diagram of lower case and motor housing；
Fig. 6 is the decomposition diagram of lower case Yu another visual angle of motor housing；
Fig. 7 is the assembling schematic diagram of power module.
Specific embodiment
The shielding frequency variable circulating pump sufficiently to radiate as shown in Figure 1, the motor housing including pump case 100, connection pump case 100
200 and it is set to the electrical appliance kit 300 in the outside of motor housing 200.Pump case 100, motor housing 200 and electrical appliance kit 300 can be such as figures
Shown in arrange along the same axis, be also possible to and electrical appliance kit (not shown) be located at motor housing radial side arrangement.Pump case
100 inside are equipped with impeller, and the wound stator of driving impeller rotation is equipped with inside motor housing 200.It is provided in electrical appliance kit 300
Electronic circuit board 1 as shown in FIG. 6, the electronic circuit board 1 is equipped with heating electronic package, such as various chips, pump operation process
In, heating electronic package distributes a large amount of heat.In conjunction with fig. 4 to fig. 6, above-mentioned electrical appliance kit 300 includes close to motor housing 200
Lower case 2 and upper housing 3 far from motor housing 200, upper housing 3 and lower case 2 are locked into an internal tool by screw
There is the overall housing of cavity, electronic circuit board 1, heating electronic package are located at the cavity inside.
In embodiment, upper housing 3 can be made of engineering plastics, and surface is equipped with function button 301 shown in Fig. 2 and shows
Display screen 302.Lower case 2 is made of thermally conductive metal material, for example is cast iron, aluminium alloy, and the fever of heating electronic package
Part with lower case 2 is thermally conductive connects, adequately heat transmitting can occur for the two.In general, the face for being exposed to the external world of lower case 2
The cooling surface area that product is far longer than heating electronic package can be accelerated to dissipate then heat is conducted from small area into large area
The efficiency of heat reduces heat accumulation.Since lower case 2 directly participates in heat dissipation, without additional radiator structure such as cooling fin,
So that the structure of electrical appliance kit 300 is simpler rationally, manufacture is also easier to.Further, the upper housing 3 of electrical appliance kit 300 is general
It will need to dismount due to maintenance, if radiator structure is arranged in upper housing or upper housing is designed metal heat-conducting piece, then
Dismounting can all influence the contact effect of fever electronic original part heating part every time, lead to the increase of process, it has not been convenient to it safeguards, and this
Apply being fixed for motor housing 200 due to lower case 2, carrying out dismounting upper housing 3 will not be to heat dissipation
It is any unfavorable to cause.
It is further preferred that as shown in Figures 1 to 6, lower case 2 is formed with radiating fin 21, these radiating fins 21 with
Wavy shape configuration and be surrounded on the annular outer wall of lower case 2, which increase heat dissipation area, guarantee lower case 2 and external environment
Air contact area plays the role of beautification to 2 appearance of lower case to realize fast and effective heat dissipation.
It is further preferred that in view of electronic circuit board 1 needs to separate with the entirety of lower case 2 so that each component has
Enough accommodated positions are provided with boss 22 as shown in FIG. 6 in the position that lower case 2 corresponds to heating electronic package, described
Boss 22 towards heating electronic package direction protrusion, so that boss 22 can be closer to heating electronic package.In order to guarantee
The insulation performance of lower case 2 is filled with nonconducting heat-conducting glue between boss 22 and heating electronic package heating part.
In embodiment, 3 or more cylinders 23 are equipped in lower case 2, cylinder 23 is towards backwards to motor housing 200
Direction extends, and internal screw thread is equipped in each cylinder, the position of these cylinders is corresponding with the position of through-hole on electronic circuit board 1
, it is used for by external screw that electronic circuit board 1 and lower case 2 is fixed.One of cylinder is for being grounded, in electricity
The lead to the hole site of the corresponding cylinder of sub- wiring board 1 is equipped with and short circuit metal ring (not shown), to realize electronic circuit board 1 under
The reliable ground of shell 2.
In preferred embodiment, with reference to Fig. 4, upper housing 3 connects lower case 2 by hinge arrangement 400 and can open, this
The structure of kind hinge facilitates wiring and maintenance.When upper housing 3, lower case 2 are closed up, fastened by several lock screws 500.
It is further preferred that electrical appliance kit 300 and motor housing 200, pump case 100 are located on same axial direction, outside motor
Shell 200 is fixed with electrical appliance kit 300 using the structure that can be convenient dismounting.Specifically, with reference to Fig. 5 and Fig. 6, the electrical appliance kit
300 are equipped with first flange piece 4 towards one end of motor housing 200, and the corresponding end of motor housing 200 towards electrical appliance kit 300 is equipped with
Second flange piece 5, first flange piece 4 are locked with second flange piece 5 by anchor ear 6, and first flange piece 4 and second flange piece 5 are logical
Cross the locking of anchor ear 6.It is different from traditional technology and electrical appliance kit 300 is bolted motor housing 200, by the two in embodiment
It is locked using anchor ear 6, facilitates the disassembly of the two, greatly improve the efficiency of replacement, the maintenance of each component.
Preferably, the choosing of two flange plates is to rotation and convenient for the accurate positionin of two flange plates in order to prevent, the
Two flange plates 5 are equipped with axis 51 outstanding according to 120 degree of angles towards on the face of first flange piece 4, and 51 top of axis is equipped with and not shown
Cross open, be equipped with hole 41 towards the position that second flange piece 5 corresponds to axis in first flange piece 4, be equipped with not in hole 41
The cross muscles and bones of diagram, axis 51 are inserted into hole 41 freedom degree for being positioned and being limited steering, and cross muscles and bones is used for rigid connection
It is grounded.It is of course also possible to be axis to be arranged on second flange piece 5, and corresponding hole is arranged on first flange piece 4.
It is further preferred that first flange piece 4 and second flange piece 5 are spaced from each other and are not directly connected to one in conjunction with Fig. 7
It rises namely the flange face of first flange piece 4 leads to there is no directly contacting with hollow with the flange face of second flange piece 5
Air duct 600, so hot transmitting will not occur both metal materials.This side every Kongxiang even of two flange plates
The mutual radiation between the heat of motor generation and the heat of electrical appliance kit 300, and the Hollowed ventilation of this section of isolation has been isolated in formula
Road 600 can also ventilate, and the heat between two flange plates is quickly cooled down heat dissipation by outside air convection.
In view of motor needs to be powered and control from 300 inside lead road of electrical appliance kit, this part route also needs close
Envelope, prevents moisture from entering, and embodiment is to power module is provided between electronic circuit board 1 and motor, the power module is from electric appliance
It is reached in motor housing 200 after passing through first flange piece 4 and second flange piece 5 in box 300, setting sealing knot outside power module
Structure.
Further, above-mentioned sealing structure includes the hollow pillar 7 being arranged on second flange piece 5, and pillar 7 is towards
One flange plate, 4 direction protrusion, the position that first flange piece 4 corresponds to pillar 7 are provided with axially extending bore 8, and pillar 7 is inserted in axial direction
In through-hole 8 and power module is passed through from the power module channel 11 being made of the hollow parts of pillar 7 and axially extending bore 8.It is convex
Column 7 is integrally formed on second flange piece 5, and axially extending bore 8 is also integrally formed on first flange piece 4, and pillar 7 leads to axial
The combination in hole 8 plays the role of sealing to a certain extent.
In order to further increase the effect of sealing, power module includes rubber sealing block 9 and three pieces of phosphorus bronze sheets 10, certain phosphorus
Copper sheet 10 can select more according to the actual situation.Three pieces of 10 1 words of phosphorus bronze sheet are arranged according to the arrangement spacing of motor wound stator
Using in Shooting Technique integrated injection molding to rubber sealing block 9, injection molding body both ends are exposed so that 10 both ends of phosphorus bronze sheet are exposed after column, phosphorus
10 1 end of copper sheet is connected to electronic circuit board 1, and the other end protrudes into the terminals of 200 connecting stator of motor housing.It is used in embodiment
Phosphorus bronze sheet 10 facilitates dismounting instead of the plain conductor in traditional technology, as long as position to be selected to appropriate, split first
Flange plate 4 is able to achieve motor with second flange piece 5, the conduction of electronic circuit board is connected.The rubber sealing block 9 can not
It is entirely rubber, and only coats one layer of rubber that there is certain thickness and can deform outside moulding.With reference to Fig. 7, axis
The step 81 of the annular extended to axis direction is provided with to the top of through-hole 8, the top of rubber sealing block 9 is provided with around
The cricoid alar part 91 extended, when coupling mechanism force by anchor ear 6 of first flange piece 4, second flange piece 5, alar part 91 is by 7 court of pillar
It is deformed to the extruding force in 81 direction of step, so that 91 top end face of alar part is tightly connected step 81,91 bottom face of alar part is tightly connected
7 end face of pillar, so that entire power module channel 11 is filled in the sealing of rubber sealing block 9.
Circulating pump in embodiment, under the premise of taking into account sealing performance, heat dissipation effect is also greatly improved.
The above is the utility model preferred embodiment, is not constituted to scope of protection of the utility model
Limitation.
Claims (10)
1. the shielding frequency variable circulating pump that one kind sufficiently radiates, the motor housing (200) including pump case (100), connection pump case (100)
With the electrical appliance kit (300) being set on the outside of motor housing (200), interior be provided with of the electrical appliance kit (300) carries heating electric subgroup
The electronic circuit board (1) of part, it is characterised in that: the electrical appliance kit (300) includes the lower case (2) close to motor housing (200)
With the upper housing (3) far from motor housing (200), the lower case (2) is made of thermally conductive metal material and the electronics that generates heat
The heating part of component with lower case (2) is thermally conductive connects.
2. the shielding frequency variable circulating pump according to claim 1 sufficiently to radiate, it is characterised in that: the lower case (2) one
Body is formed with radiating fin (21).
3. the shielding frequency variable circulating pump according to claim 1 sufficiently to radiate, it is characterised in that: the lower case (2) is right
The position of heating electronic package should be provided with the boss (22) towards heating electronic package, boss (22) and heating electronic package
Nonconducting heat-conducting glue is filled between heating part.
4. the shielding frequency variable circulating pump according to claim 1 sufficiently to radiate, it is characterised in that: the electronic circuit board
(1) fixed with lower case (2), upper housing (3) can be opened by hinge arrangement connection lower case (2).
5. the shielding frequency variable circulating pump according to claim 1 sufficiently to radiate, it is characterised in that: the electrical appliance kit (300)
First flange piece (4) are equipped with towards one end of motor housing (200), corresponding end of the motor housing (200) towards electrical appliance kit (300)
Equipped with second flange piece (5), first flange piece (4) and second flange piece (5) are locked by anchor ear (6).
6. the shielding frequency variable circulating pump according to claim 5 sufficiently to radiate, it is characterised in that: first flange piece (4) with
The axis mutually inserted along axial direction and hole are respectively formed in the opposite surface of second flange piece (5).
7. the shielding frequency variable circulating pump according to claim 6 sufficiently to radiate, it is characterised in that: first flange piece (4) with
Second flange piece (5) is spaced from each other to form Hollowed ventilation road.
8. the shielding frequency variable circulating pump sufficiently to radiate according to claim 5 or 6 or 7, it is characterised in that: wound stator
Power module passes through first flange piece (4) and second flange piece (5) out of electrical appliance kit (300) and reaches in motor housing (200) afterwards,
Sealing structure is equipped with outside power module.
9. the shielding frequency variable circulating pump according to claim 8 sufficiently to radiate, it is characterised in that: the sealing structure includes
The hollow pillar (7) being arranged on second flange piece (5), pillar (7) is towards first flange piece (4) direction protrusion and is inserted into,
The axially extending bore (8) opened up on first flange piece (4), power module is from the hollow parts and axially extending bore (8) structure by pillar (7)
At power module channel (11) in pass through.
10. the shielding frequency variable circulating pump according to claim 9 sufficiently to radiate, it is characterised in that: the power module packet
Rubber sealing block (9) and several pieces of phosphorus bronze sheets (10) are included, each (10) one end of phosphorus bronze sheet is connected to electronic circuit board (1), and the other end is stretched
Enter motor housing (200) and be connected on wound stator, rubber sealing block (9) wraps the middle part of each phosphorus bronze sheet (10), institute
Rubber sealing block (9) is stated to be deformed by the extruding force in pillar (7) towards first flange piece (4) direction and seal filling power module and lead to
Road (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820956018.2U CN208380886U (en) | 2018-06-20 | 2018-06-20 | A kind of shielding frequency variable circulating pump sufficiently to radiate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820956018.2U CN208380886U (en) | 2018-06-20 | 2018-06-20 | A kind of shielding frequency variable circulating pump sufficiently to radiate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208380886U true CN208380886U (en) | 2019-01-15 |
Family
ID=64967696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820956018.2U Expired - Fee Related CN208380886U (en) | 2018-06-20 | 2018-06-20 | A kind of shielding frequency variable circulating pump sufficiently to radiate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208380886U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678965A (en) * | 2018-06-20 | 2018-10-19 | 广州奥姆特机电设备制造有限公司 | A kind of shielding frequency variable circulating pump fully to radiate |
-
2018
- 2018-06-20 CN CN201820956018.2U patent/CN208380886U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678965A (en) * | 2018-06-20 | 2018-10-19 | 广州奥姆特机电设备制造有限公司 | A kind of shielding frequency variable circulating pump fully to radiate |
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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: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |