CN207381352U - A kind of heat overload protector - Google Patents
A kind of heat overload protector Download PDFInfo
- Publication number
- CN207381352U CN207381352U CN201721309163.3U CN201721309163U CN207381352U CN 207381352 U CN207381352 U CN 207381352U CN 201721309163 U CN201721309163 U CN 201721309163U CN 207381352 U CN207381352 U CN 207381352U
- Authority
- CN
- China
- Prior art keywords
- heat
- pipe
- dissipating
- heat conducting
- pipes
- 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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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model is related to a kind of heat overload protectors,Including shell,The support base of setting inside the shell and the circuit board being arranged on support base,Support base includes heat conducting pipe,Heat-dissipating pipe and cooling fin,Heat conducting pipe,Heat-dissipating pipe and cooling fin it is equal there are two,Two heat conducting pipes are arranged in a crossed manner,Two heat conducting pipes are mutually conducted,Two heat-dissipating pipes are separately positioned on the end of two heat conducting pipes,The both ends of two heat-dissipating pipes connect respectively with two heat conducting pipes,Two cooling fins are separately positioned on two heat-dissipating pipes,The length of cooling fin is identical with the length of heat-dissipating pipe,The one side of the separate heat conducting pipe of cooling fin is equipped with several rectangular channels,The heat overload protector of the utility model,It is simple in structure,It is ingenious in design,By contactor and thermal overload relay co- controlling,Electric current moment increases when the load,Make the sheet deformation of thermal overload relay,Connecting rod acts deenergization,So as to play overload protective function,And support base not only has supporting role,The function of heat dissipation can also be played.
Description
Technical field
The utility model is related to a kind of heat overload protectors.
Background technology
Machinery equipment in the process of running, is influenced be subject to external drag, and electric current moment can be caused to increase, and if machine is set
It is standby to be automatically stopped running, such as motor etc at the first time, it is easy to it is burnt out by the high current that moment generates, also,
During electric current moment is increased, more heat can be generated, if can not in time discharge these heats, after influencing whether
Operating inside continuous machinery equipment.
Utility model content
The technical problems to be solved in the utility model is：For overcome the deficiencies in the prior art, the utility model provides one
Kind heat overload protector.
Technical solution is used by the utility model solves its technical problem：A kind of heat overload protector, including outer
Shell sets support base inside the shell and the circuit board being arranged on support base；
The support base includes heat conducting pipe, heat-dissipating pipe and cooling fin, and the heat conducting pipe, heat-dissipating pipe and cooling fin have two
A, two heat conducting pipes are arranged in a crossed manner, and two heat conducting pipes are mutually conducted, and two heat-dissipating pipes are separately positioned on the end of two heat conducting pipes
Portion, two heat-dissipating pipes are mutually parallel, and the both ends of two heat-dissipating pipes connect respectively with two heat conducting pipes, two cooling fin difference
It is arranged on two heat-dissipating pipes, two heat-dissipating pipes are located between two cooling fins, the length of the cooling fin and the length of heat-dissipating pipe
Spend identical, the one side of the separate heat conducting pipe of the cooling fin is equipped with several rectangular channels；
The circuit board includes thermal overload protection circuit, and the thermal overload protection circuit includes power switch, contactor, heat
Overload relay and binding post, the power switch, contactor, thermal overload relay and binding post are sequentially connected electrically.
Preferably, in order to improve heat transfer effect, the heat conducting pipe and heat-dissipating pipe are copper pipe, the heat conducting pipe and dissipate
The outer wall of heat pipe scribbles insulating materials.
Preferably, for improving radiating effect, the cooling fin is aluminium flake, and the cooling fin is inlayed on the shell.
The beneficial effects of the utility model are the heat overload protectors of the utility model, simple in sturcture, ingenious in design,
By contactor and thermal overload relay co- controlling, the increase of electric current moment, becomes the sheet metal of thermal overload relay when the load
Shape, connecting rod action deenergization, so as to play overload protective function, and support base not only has supporting role, moreover it is possible to play scattered
The function of heat.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structure diagram of heat overload protector of the utility model；
Fig. 2 is a kind of circuit diagram of the thermal overload protection circuit of heat overload protector of the utility model；
1, shell in figure, 2, heat conducting pipe, 3, heat-dissipating pipe, 4, cooling fin, QF, power switch, KM, contactor, FR, thermal overload
Relay.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows the composition related with the utility model.
As shown in Figs. 1-2, a kind of heat overload protector, including shell 1, the support base being arranged in shell 1 and setting
Circuit board on support base；
The support base includes heat conducting pipe 2, heat-dissipating pipe 3 and cooling fin 4, and the heat conducting pipe 2, heat-dissipating pipe 3 and cooling fin 4 are equal
There are two, two heat conducting pipes 2 are arranged in a crossed manner, and two heat conducting pipes 2 are mutually conducted, and two heat-dissipating pipes 3 are separately positioned on two heat conduction
The end of pipe 2, two heat-dissipating pipes 3 are mutually parallel, and the both ends of two heat-dissipating pipes 3 connect respectively with two heat conducting pipes 2, described in two
Cooling fin 4 is separately positioned on two heat-dissipating pipes 3, and two heat-dissipating pipes 3 are located between two cooling fins 4, the length of the cooling fin 4
Degree is identical with the length of heat-dissipating pipe 3, and the one side of the separate heat conducting pipe 2 of the cooling fin 4 is equipped with several rectangular channels；
The circuit board includes thermal overload protection circuit, and the thermal overload protection circuit includes power switch QF, contactor
KM, thermal overload relay FR and binding post, the power switch QF, contactor KM, thermal overload relay FR and binding post are successively
Electrical connection.
Preferably, in order to improve heat transfer effect, the heat conducting pipe 2 and heat-dissipating pipe 3 are copper pipe, the heat conducting pipe 2
Insulating materials is scribbled with the outer wall of heat-dissipating pipe 3.
Here insulating materials is applied on heat conducting pipe 2 and heat-dissipating pipe 3, primarily to preventing metal tube and circuit board contacts
Afterwards, short circuit.
Preferably, for improving radiating effect, the cooling fin 4 is aluminium flake, and the cooling fin 4 is embedded on shell 1.
Circuit board is contacted directly with support base, on heat transfer to the heat conducting pipe 2 that will cause circuit board generation, and heat conduction
The inside of pipe 2 is hollow setting, and the inside of such heat conducting pipe 2 can accommodate certain heat, and itself also have preferable
Heat transfer characteristic, heat conducting pipe 2 absorb heat after, heat will be passed to heat-dissipating pipe 3, and heat-dissipating pipe 3 connects with cooling fin 4
It touching, final heat can be flowed out from cooling fin 4, and in fact, cooling fin 4 is to carry out heat exchange with external air, so as to fulfill
Cooling.
Here rectangular channel is set on cooling fin 4, primarily to increase the contact area of cooling fin 4 and air, so as to
Improve radiating efficiency.
Compared with prior art, the heat overload protector of the utility model, it is simple in sturcture, ingenious in design, by contactor
KM and thermal overload relay FR co- controllings, when the load electric current moment increase, make the sheet deformation of thermal overload relay FR,
Connecting rod acts deenergization, and so as to play overload protective function, and support base not only has supporting role, moreover it is possible to play heat dissipation
Function.
Using the above-mentioned desirable embodiment according to the utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (3)
1. a kind of heat overload protector, it is characterised in that：Including shell, support base inside the shell is set and it is arranged on support
Circuit board on seat；
The support base include heat conducting pipe, heat-dissipating pipe and cooling fin, the heat conducting pipe, heat-dissipating pipe and cooling fin it is equal there are two, two
A heat conducting pipe is arranged in a crossed manner, and two heat conducting pipes are mutually conducted, and two heat-dissipating pipes are separately positioned on the end of two heat conducting pipes, two
Heat-dissipating pipe is mutually parallel, and the both ends of two heat-dissipating pipes connect respectively with two heat conducting pipes, and two cooling fins are separately positioned on
On two heat-dissipating pipes, two heat-dissipating pipes are located between two cooling fins, and the length of the cooling fin is identical with the length of heat-dissipating pipe,
The one side of the separate heat conducting pipe of the cooling fin is equipped with several rectangular channels；
The circuit board includes thermal overload protection circuit, and the thermal overload protection circuit includes power switch, contactor, thermal overload
Relay and binding post, the power switch, contactor, thermal overload relay and binding post are sequentially connected electrically.
2. a kind of heat overload protector as described in claim 1, it is characterised in that：The heat conducting pipe and heat-dissipating pipe are copper
The outer wall of pipe, the heat conducting pipe and heat-dissipating pipe scribbles insulating materials.
3. a kind of heat overload protector as described in claim 1, it is characterised in that：The cooling fin is aluminium flake, described to dissipate
Backing is inlayed on the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721309163.3U CN207381352U (en) | 2017-10-12 | 2017-10-12 | A kind of heat overload protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721309163.3U CN207381352U (en) | 2017-10-12 | 2017-10-12 | A kind of heat overload protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207381352U true CN207381352U (en) | 2018-05-18 |
Family
ID=62338121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721309163.3U Expired - Fee Related CN207381352U (en) | 2017-10-12 | 2017-10-12 | A kind of heat overload protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207381352U (en) |
-
2017
- 2017-10-12 CN CN201721309163.3U patent/CN207381352U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20191012 |