CN205811081U - A kind of connection circuit of converter cooling blower - Google Patents
A kind of connection circuit of converter cooling blower Download PDFInfo
- Publication number
- CN205811081U CN205811081U CN201620790391.6U CN201620790391U CN205811081U CN 205811081 U CN205811081 U CN 205811081U CN 201620790391 U CN201620790391 U CN 201620790391U CN 205811081 U CN205811081 U CN 205811081U
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- China
- Prior art keywords
- terminal
- cooling blower
- connection circuit
- capacitance
- blower
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Abstract
The utility model discloses the connection circuit of a kind of converter cooling blower, including: the first terminal, the second terminal, the 3rd terminal, the 4th terminal, the 5th terminal, the 6th terminal, the 7th terminal, the 8th terminal and start-up capacitance；One end of the first terminal is for being connected with one end of external power source, and one end of the other end and the 5th terminal is connected；One end of second terminal is for being connected with the other end of external power source, and one end of the other end and the 6th terminal is connected；One end of 3rd terminal is for being connected with the first overheating detection end of cooling blower；One end of 4th terminal is for being connected with the second overheating detection end of cooling blower；One end of 7th terminal is connected with the 3rd power end of cooling blower；One end of 8th terminal is connected with the earth terminal of cooling blower.This connection circuit replaces original plug with the first terminal row, thus overcomes plug and easily loosen the defect causing virtual connection；And the blower fan wiring defect causing short circuit or ground connection easy to wear can be overcome.
Description
Technical field
This utility model relates to cooling blower technical field, particularly to the connection circuit of a kind of converter cooling blower.
Background technology
Frequency control has been acknowledged as one of the most preferable, the most rising mode of speed regulation, can improve work raw
Productivity, raising automation degree of equipment, the saving energy, reduction production cost.My cooling method of ore deposit power shovel upconverter existing is
Air-cooled, it is ensured that when converter runs, temperature is in proper range.Converter cooling blower uses interior connecting terminal, and by blower fan electricity
Source line causes outside with crossing hot line, uses plug docking mode to be connected with external power source.
During realizing this utility model, inventor finds that in prior art, at least there are the following problems:
1) by cooling blower power line and crossing hot line extraction by interior connecting terminal, wire is unshielded, and the abrasion of easy bonding is exposed,
Cause the fault such as ground connection or short circuit.
2) easy virtual connection at external connection plug, plug inside contact pin line cannot check after loosening, long-time big electric current fortune
Row easy scaling loss plug, even scaling loss fan coil.
3) connecting terminal and plug too many, the trouble point of easy initiating failure is many, it is impossible to precise and high efficiency judge trouble point.
4) binding post and start-up capacitance are in inside blower fan assembly, the most easily-disassembled, increase the repair time.And change cooling
During blower fan, complex steps, the longest, worker's labor intensity is big.
The information being disclosed in this background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or imply in any form this information structure existing well known to persons skilled in the art
Technology.
Utility model content
The purpose of this utility model is to provide the connection circuit of a kind of converter cooling blower, thus overcomes existing blower fan
The mode of connection easily causes the defect of short circuit or ground connection.
For achieving the above object, this utility model provides the connection circuit of a kind of converter cooling blower, including: first
Terminal, the second terminal, the 3rd terminal, the 4th terminal, the 5th terminal, the 6th terminal, the 7th terminal, the 8th terminal and startup electricity
Hold；One end of the first terminal is used for being connected with one end of external power source, the other end of the first terminal and one end phase of the 5th terminal
Connect, and the other end of the 5th terminal is for being connected with the first power end of cooling blower；One end of second terminal is used for and outside
The other end of power supply is connected, and the other end of the second terminal and one end of the 6th terminal are connected, and the other end of the 6th terminal is used for
It is connected with the second source end of cooling blower；One end of 3rd terminal is used for being connected with the first overheating detection end of cooling blower,
The other end is connected with outside detection device；One end of 4th terminal is used for being connected with the second overheating detection end of cooling blower,
The other end is connected with outside detection device；One end of start-up capacitance is connected with one end of the 6th terminal, another of start-up capacitance
End is connected with one end of the 7th terminal；The other end of the 7th terminal is connected with the 3rd power end of cooling blower；8th terminal
One end is connected with the earth terminal of cooling blower, other end ground connection.
In a kind of possible implementation, this connection circuit also includes: cooling blower；Cooling blower is provided with the first power supply
End, second source end, the 3rd power end, the first overheating detection end and the second overheating detection end.
In a kind of possible implementation, the first terminal, the second terminal, the 3rd terminal and the 4th terminal are arranged at first
In terminal block；5th terminal, the 6th terminal, the 7th terminal and the 8th terminal are arranged in the second terminal block.
In a kind of possible implementation, the first terminal row is arranged on the outside of cooling blower shell, the second terminal block
It is arranged on the inside of cooling blower shell.
In a kind of possible implementation, start-up capacitance is made up of the sub-start-up capacitance of multiple parallel connections.
The connection circuit of a kind of converter cooling blower that this utility model embodiment provides, with the first terminal, row replaces former
Some plugs, thus overcome plug and easily loosen the defect causing virtual connection；Meanwhile, power line and the overheating detection line of blower fan passes through
Four binding posts of outer layer are drawn, thus overcome the blower fan wiring defect causing short circuit or ground connection easy to wear.At cooling blower
Enclosure, blower fan overheating detection line needs not move through terminal, decreases trouble point.By terminal block so that wiring more
Compact, facilitate internal wiring.Macroscopic examination wire can be facilitated the most loose by the power line outside inspection and overheating detection line
Dynamic.The fan power line drawn is carried out plastic packaging fixing process with crossing hot line simultaneously, after preventing bonding abrasion exposed, cause connecing
Ground or short circuit, saved the repair time.
Other features and advantages of the utility model will illustrate in the following description, and, partly from description
In become apparent, or by implement this utility model and understand.The purpose of this utility model and other advantages can be passed through
Structure specifically noted in the description write, claims and accompanying drawing realizes and obtains.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, with this practicality
Novel embodiment is used for explaining this utility model together, is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram of the connection circuit of converter cooling blower in this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is described in detail, it is to be understood that this practicality
Novel protection domain is not limited by detailed description of the invention.
Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes
Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan
Part or other ingredient.
The connection circuit of a kind of converter cooling blower that this utility model embodiment provides, shown in Figure 1, including:
The first terminal the 1, second terminal the 2, the 3rd terminal the 3, the 4th terminal the 4, the 5th terminal the 5, the 6th terminal the 6, the 7th terminal the 7, the 8th end
Son 8 and start-up capacitance.Preferably, this connection circuit also includes cooling blower；Cooling blower is provided with the first power end, second source
End, the 3rd power end, the first overheating detection end and the second overheating detection end.
Concrete, one end of the first terminal 1 for being connected with one end of external power source, the other end of the first terminal 1 and the
One end of five terminals 5 is connected, and the other end of the 5th terminal 5 is for being connected with the first power end of cooling blower.Second terminal 2
One end for being connected with the other end of external power source, the other end of the second terminal 2 and one end of the 6th terminal 6 are connected, and the
The other end of six terminals 6 is for being connected with the second source end of cooling blower.I.e. in this utility model embodiment, external power source leads to
Cross the first terminal and the second terminal provides electric energy for cooling blower.
One end of 3rd terminal 3 is used for being connected with the first overheating detection end of cooling blower, the other end and outside detection
Device is connected；One end of 4th terminal 4 is used for being connected with the second overheating detection end of cooling blower, the other end and outside detection
Device is connected.It is the most overheated that this detection device is used for detecting cooling blower.Concrete, the first overheating detection end of cooling blower and
Second overheating detection end is used for output services electric current, determines that blower fan is overheated when operating current exceedes predetermined threshold value.
One end of start-up capacitance is connected with one end of the 6th terminal 6, the other end of start-up capacitance and one end of the 7th terminal 7
It is connected；The other end of the 7th terminal 7 is connected with the 3rd power end of cooling blower；One end of 8th terminal 8 and cooling blower
Earth terminal is connected, other end ground connection.This start-up capacitance provides electric energy for the 3rd power end for cooling blower.
In this utility model embodiment, by two-layer terminal, cooling blower is carried out wiring, with four terminals of outer layer
Son (i.e. the first terminal, the second terminal, the 3rd terminal and the 4th terminal) replaces original plug, thus overcomes plug and easily loosen
Cause the defect of virtual connection；Meanwhile, the power line of blower fan and overheating detection line are drawn by four binding posts of outer layer, thus gram
Take the blower fan wiring defect causing short circuit or ground connection easy to wear.In cooling blower enclosure, blower fan overheating detection line need not
Through terminal, decrease trouble point.
In a kind of possible implementation, the first terminal the 1, second terminal the 2, the 3rd terminal 3 and the 4th terminal 4 are arranged at
On the first terminal row；5th terminal the 5, the 6th terminal the 6, the 7th terminal 7 and the 8th terminal 8 are arranged in the second terminal block.Pass through
Terminal block, so that wiring is compacter, facilitates internal wiring.
Meanwhile, the first terminal row is arranged on the outside of cooling blower shell, and the second terminal block is arranged on cooling blower shell
Inside.Shown in Figure 1, dotted line frame in Fig. 1 represents the shell of cooling blower, by the first terminal row is arranged on cooling
The outside of blower housing, such that it is able to the power line of blower fan and overheating detection line are guided to the outside of cooling blower shell, passes through
Power line and overheating detection line outside Jian Chaing can facilitate whether macroscopic examination wire loosens.Simultaneously to the fan power drawn
Line carries out plastic packaging fixing process with crossing hot line, causes ground connection or short circuit, saved the repair time after preventing bonding abrasion exposed.
In a kind of possible implementation, start-up capacitance is made up of the sub-start-up capacitance of multiple parallel connections.See Fig. 1 institute
Show, with two sub-start-up capacitance C1 and C2 for exemplifying in Fig. 1；By the sub-start-up capacitance of multiple parallel connections, electric capacity can be formed
It is worth bigger start-up capacitance, saves electric capacity cost.
The connection circuit of a kind of converter cooling blower that this utility model embodiment provides, with the first terminal, row replaces former
Some plugs, thus overcome plug and easily loosen the defect causing virtual connection；Meanwhile, power line and the overheating detection line of blower fan passes through
Four binding posts of outer layer are drawn, thus overcome the blower fan wiring defect causing short circuit or ground connection easy to wear.At cooling blower
Enclosure, blower fan overheating detection line needs not move through terminal, decreases trouble point.By terminal block so that wiring more
Compact, facilitate internal wiring.Macroscopic examination wire can be facilitated the most loose by the power line outside inspection and overheating detection line
Dynamic.The fan power line drawn is carried out plastic packaging fixing process with crossing hot line simultaneously, after preventing bonding abrasion exposed, cause connecing
Ground or short circuit, saved the repair time.
The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These
Describe and be not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
A lot of changes and change.The purpose selected exemplary embodiment and describe is to explain certain principles of the present utility model
And reality application, so that those skilled in the art is capable of and utilizes various different example of the present utility model
Property embodiment and various different selection and change.Scope of the present utility model be intended to by claims and etc. similar shape
Formula is limited.
Claims (5)
1. the connection circuit of a converter cooling blower, it is characterised in that including: the first terminal, the second terminal, the 3rd end
Son, the 4th terminal, the 5th terminal, the 6th terminal, the 7th terminal, the 8th terminal and start-up capacitance；
One end of described the first terminal is used for being connected with one end of external power source, the other end of described the first terminal and the described 5th
One end of terminal is connected, and the other end of described 5th terminal is for being connected with the first power end of cooling blower；
One end of described second terminal for being connected with the other end of external power source, the other end of described second terminal and described the
One end of six terminals is connected, and the other end of described 6th terminal is for being connected with the second source end of cooling blower；
One end of described 3rd terminal is for being connected with the first overheating detection end of cooling blower, and the other end fills with outside detection
Put connected；One end of described 4th terminal is used for being connected with the second overheating detection end of cooling blower, the other end and outside inspection
Survey device is connected；
One end of described start-up capacitance is connected with one end of described 6th terminal, the other end of described start-up capacitance and the described 7th
One end of terminal is connected；The described other end of the 7th terminal is connected with the 3rd power end of cooling blower；Described 8th terminal
One end is connected with the earth terminal of cooling blower, other end ground connection.
Connection circuit the most according to claim 1, it is characterised in that also include: cooling blower；Described cooling blower is provided with
First power end, second source end, the 3rd power end, the first overheating detection end and the second overheating detection end.
Connection circuit the most according to claim 1, it is characterised in that described the first terminal, the second terminal, the 3rd terminal and
4th terminal is arranged on the first terminal row；Described 5th terminal, the 6th terminal, the 7th terminal and the 8th terminal are arranged at second
In terminal block.
Connection circuit the most according to claim 3, it is characterised in that described the first terminal row is arranged on cooling blower shell
Outside, described second terminal block is arranged on the inside of cooling blower shell.
Connection circuit the most according to claim 1, it is characterised in that described start-up capacitance is started electricity by the son of multiple parallel connections
Hold composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620790391.6U CN205811081U (en) | 2016-07-25 | 2016-07-25 | A kind of connection circuit of converter cooling blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620790391.6U CN205811081U (en) | 2016-07-25 | 2016-07-25 | A kind of connection circuit of converter cooling blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811081U true CN205811081U (en) | 2016-12-14 |
Family
ID=57507318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620790391.6U Expired - Fee Related CN205811081U (en) | 2016-07-25 | 2016-07-25 | A kind of connection circuit of converter cooling blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811081U (en) |
-
2016
- 2016-07-25 CN CN201620790391.6U patent/CN205811081U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20210725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |