CN207382750U - A kind of waterproof port for frequency converter - Google Patents
A kind of waterproof port for frequency converter Download PDFInfo
- Publication number
- CN207382750U CN207382750U CN201721515820.XU CN201721515820U CN207382750U CN 207382750 U CN207382750 U CN 207382750U CN 201721515820 U CN201721515820 U CN 201721515820U CN 207382750 U CN207382750 U CN 207382750U
- Authority
- CN
- China
- Prior art keywords
- nipple
- conical
- baffle ring
- frequency converter
- hollow
- 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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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a kind of waterproof ports for frequency converter, baffle ring is provided on joint body, the one side of the baffle ring is provided with the first nipple, the opposite side of the baffle ring is provided with the second nipple, it is conical hollow inside second nipple, the one end of the conical hollow away from baffle ring is relatively large in diameter, the one side of first nipple through through hole is equipped with fixing nut, waterproof washer is installed between the interface cover plate and baffle ring, conical plug is installed at the conical hollow, the conical plug is provided with cylinder type hollow, compressing member is installed in second nipple；The utility model is by being arranged to conical hollow structure inside one end by connector, conical plug of the installation with cylinder type hollow at conical hollow structure, by squeezing conical plug, conical plug occurs elastic deformation, effectively prevents and enter at connection jaws of the steam through frequency converter in frequency converter shell.
Description
Technical field
The utility model is related to aluminium alloy smelting fields, are specifically a kind of waterproof port for frequency converter.
Background technology
Frequency converter is a kind of modern common electric control appliance, when it is applied to moist adverse circumstances, it may appear that
The problem of larger, main cause are as follows：Since there are ventilating heat dissipating hole, the main circuit of converter of existing frequency converter is mostly exposed put
It is placed in air passage, after use after a while, etchant gas, steam etc. can not only corrode electrolytic capacitor, can also pass through electricity
Gap between solution capacitance and housing enters inside equipment, cause the pcb board inside frequency converter and electronic device corroded or
Dust accretions generate arc phenomenon or short circuit, cause strong influence to the performance of frequency converter, drastically reduce between device
Its service life.
Frequency converter is usually and is arranged close near the working site of motor simultaneously, if working in the rainy day, the water in air
Vapour easily enters with cooling wind in frequency converter shell, and frequency converter is caused to damage.
The content of the invention
The purpose of this utility model is to provide a kind of waterproof ports for frequency converter, make to solve existing frequency converter
With in the process at lead into frequency converter shell enter steam the problem of.
To achieve the above object, the utility model provides following technical solution：A kind of waterproof port for frequency converter, bag
Interface cover plate is included, the through hole of identical quantity is provided on the interface cover plate according to wiring number, connector is installed on the through hole
Body, is provided with baffle ring on the joint body, and the one side of the baffle ring is provided with the first nipple, the baffle ring it is another
Side is provided with the second nipple, is conical hollow inside second nipple, the conical hollow away from baffle ring one
End is relatively large in diameter, and the one side of first nipple through through hole is equipped with fixing nut, the interface cover plate and baffle ring it
Between waterproof washer is installed, conical plug is installed, the conical plug is provided with cylinder type hollow, the cone at the conical hollow
The outside diameter of shape plug is more than the outside diameter of conical hollow, and compressing member is equipped in second nipple.
Preferably, the outer diameter of first nipple is less than the external diameter of a circle of baffle ring.
Preferably, the material hardness of the conical plug is less than the material hardness of the second nipple and compressing member.
Preferably, the material of the conical plug is rubber.
Preferably, the compressing member is provided with the cylinder type hollow structural member of hollow baffle ring for one end, the compressing member
Screw thread is provided on inner cylindrical wall.
Compared with prior art, the beneficial effects of the utility model are：If the utility model is provided on interface cover plate
Dry through hole is equipped with connector on each through hole, by being arranged to conical hollow structure inside one end by connector, in conical hollow
Installation has cylinder type hollow conical plug at structure, and connecting line is penetrated at cylinder type hollow, by squeezing conical plug, conical plug hair
Raw elastic deformation, the lateral surface of conical plug and the conical hollow shape wall of connector are sealed into effective, the cylindrical empty heart wall of conical plug
Effective sealing is formed with connecting line, effectively prevents and enters at connection jaws of the steam through frequency converter in frequency converter shell.
Description of the drawings
Fig. 1 is a kind of structure diagram of waterproof port for frequency converter of the utility model.
In figure：1- interface cover plates, 11- through holes, 2- joint bodies, 21- baffle rings, the first nipples of 22-, outside 23- second
Threaded Connector Coupling, 231- conical hollows, 3- fixing nuts, 4- waterproof washers, 5- conical plugs, 51- cylinder type hollows, 6- compressing members.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the utility model embodiment, a kind of waterproof port for frequency converter, including interface cover plate 1,
The through hole 11 of identical quantity is provided on interface cover plate 1 according to wiring number, joint body 2, joint body 2 are installed on through hole 11
On be provided with baffle ring 21, the one side of baffle ring 21 is provided with the first nipple 22, and the opposite side of baffle ring 21 is provided with the second outer silk
Connector 23,23 inside of the second nipple is conical hollow 231, and the one end of conical hollow 231 away from baffle ring 21 is relatively large in diameter, the
The one side of one nipple 22 through through hole 11 is equipped with fixing nut 3, and the outer diameter of the first nipple 22 is less than baffle ring 21
Joint body 2 can be fixed on interface cover plate 1 by external diameter of a circle by fixing nut 3 and baffle ring 21, interface cover plate 1 with
Waterproof washer 4 between baffle ring 21 is installed, prevents from entering frequency converter shell in gap of the steam between interface cover plate 1 and baffle ring 21
In vivo；Conical plug 5 is installed, conical plug 5 is provided with cylinder type hollow 51, and connecting line is from cylinder type hollow at conical hollow 231
51 pass through, and the outside diameter of conical plug 5 is more than the outside diameter of conical hollow 231, the compression installed in the second nipple 23
Part 6, compressing member 6 are provided with the cylinder type hollow structural member of hollow baffle ring for one end, spiral shell are provided on the inner cylindrical wall of compressing member 6
Line, tightens compressing member 6, and conical plug 5 is pressed at conical hollow 231 by the baffle ring on compressing member 6；The material hardness of conical plug 5
Less than the second nipple 23 and the material hardness of compressing member 6, it is ensured that conical plug 5 can preferentially generate deformation when tightening compressing member 6,
The material of conical plug 5 is rubber, and material is softer, has good water resistance.
The operation principle of the utility model is：Waterproof washer 4 is sleeved in the first nipple 22, the first outer silk is connect
First 22, through the through hole 11 on interface cover plate 1, install fixing nut 3 through the one side of through hole 11 in the first nipple 22, twist
Nut 3 is fastened, joint body 2 is fixed on interface cover plate 1, while has compressed waterproof washer 4, prevents steam from access flap
Enter in gap between plate 1 and baffle ring 21 in frequency converter shell；Connecting line is sequentially passed through into compressing member 6, conical plug 5 and connector
Body 2, the diameter of the cylinder type hollow of conical plug 5 is bigger 0.1-0.2mm than the diameter of connecting line, and conical plug 5 is filled in outside second
In conical hollow 231 inside Threaded Connector Coupling 23, compressing member 6 is screwed in the second nipple 23, tightens compressing member 6, crush cones
The inner wall that conical hollow 231 is formed in shape plug 5, the lateral surface of conical plug 5 and the second nipple 23 compresses to form effective sealing,
The inner wall of cylinder type hollow 51 is formed on conical plug 5 and connecting line squeezes to form effective sealing, effectively prevents steam through becoming
Enter at the connection jaws of frequency device in frequency converter shell.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that will fall containing in the equivalent requirements of the claims
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of waterproof port for frequency converter, including interface cover plate（1）, the interface cover plate（1）On set according to wiring number
It is equipped with the through hole of identical quantity（11）, which is characterized in that the through hole（11）On joint body is installed（2）, the connector sheet
Body（2）On be provided with baffle ring（21）, the baffle ring（21）One side be provided with the first nipple（22）, the baffle ring（21）'s
Opposite side is provided with the second nipple（23）, second nipple（23）Inside is conical hollow（231）, the taper
It is hollow（231）Away from baffle ring（21）One end be relatively large in diameter, first nipple（22）Through through hole（11）One side peace
Equipped with fixing nut（3）, the interface cover plate（1）With baffle ring（21）Between waterproof washer is installed（4）, the conical hollow
（231）Place is equipped with conical plug（5）, the conical plug（5）It is provided with cylinder type hollow（51）, the conical plug（5）Big end
Diameter is more than conical hollow（231）Outside diameter, second nipple（23）On compressing member is installed（6）.
A kind of 2. waterproof port for frequency converter according to claim 1, which is characterized in that first nipple
（22）Outer diameter be less than baffle ring（21）External diameter of a circle.
A kind of 3. waterproof port for frequency converter according to claim 1, which is characterized in that the conical plug（5）'s
Material hardness is less than the second nipple（23）And compressing member（6）Material hardness.
A kind of 4. waterproof port for frequency converter according to claim 3, which is characterized in that the conical plug（5）'s
Material is rubber.
A kind of 5. waterproof port for frequency converter according to claim 1, which is characterized in that the compressing member（6）For
One end is provided with the cylinder type hollow structural member of hollow baffle ring, the compressing member（6）Inner cylindrical wall on be provided with screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515820.XU CN207382750U (en) | 2017-11-14 | 2017-11-14 | A kind of waterproof port for frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515820.XU CN207382750U (en) | 2017-11-14 | 2017-11-14 | A kind of waterproof port for frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207382750U true CN207382750U (en) | 2018-05-18 |
Family
ID=62333215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721515820.XU Expired - Fee Related CN207382750U (en) | 2017-11-14 | 2017-11-14 | A kind of waterproof port for frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207382750U (en) |
-
2017
- 2017-11-14 CN CN201721515820.XU patent/CN207382750U/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 |
Granted publication date: 20180518 Termination date: 20211114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |