CN208425004U - A kind of load coil earth protective device - Google Patents
A kind of load coil earth protective device Download PDFInfo
- Publication number
- CN208425004U CN208425004U CN201820880506.XU CN201820880506U CN208425004U CN 208425004 U CN208425004 U CN 208425004U CN 201820880506 U CN201820880506 U CN 201820880506U CN 208425004 U CN208425004 U CN 208425004U
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- coil
- positioning
- copper bar
- ground
- coil cabinet
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- 230000001681 protective effect Effects 0.000 title claims abstract description 60
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052802 copper Inorganic materials 0.000 claims abstract description 44
- 239000010949 copper Substances 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 39
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 2
- 239000010931 gold Substances 0.000 claims 2
- 229910052737 gold Inorganic materials 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 7
- 230000006698 induction Effects 0.000 description 6
- 230000001939 inductive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000037361 pathway Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of load coil earth protective devices, including coil cabinet and coil cabinet body, and the coil cabinet body is made of metal, and bottom surface and top surface are plane, the bottom opening of the coil cabinet；The bottom of the coil cabinet is equipped with what several inner sidewalls with the coil cabinet were fixed, and equipotential positioning both ground metal strip, the positioning both ground metal strip can form conductive path with the housings body；The top surface of the coil cabinet body is equipped with corresponding with the positioning both ground metal strip, the ground connection positioning pin and grounding connection copper bar being arranged in groups, the ground connection positioning pin stretches out the top surface of the coil cabinet body straight up, conductive path, the bottom surface stress face contact of the grounding connection copper bar and the top surface of the coil cabinet body and corresponding positioning both ground metal strip are formed with corresponding positioning both ground metal strip.
Description
Technical field
The utility model relates to a kind of load coil earth protective devices.
Background technique
In the case where advocating blue sky and white cloud, energy-saving and emission-reduction overall situation energetically, induction heating equipment replaces traditional gas furnace, mesh belt
Furnace is a kind of development trend, it is in contemporary industry production using more and more common.Load coil is set as induction heating
One of standby core devices, its stability, reliability, safety are the basic guarantors of the continuous reliably working of induction heating equipment
How card, make induction heating equipment safely and steadly work, be always the target of engineers constantly pursued.
Energy output element of the load coil as induction heating equipment, places itself in the magnetic field of alternation, from
And coil cabinet has certain charge, to guarantee operator's safety, increases economic and practical, conveniently earthing or grounding means,
The integral ground of coil cabinet, it is necessary and important for protecting the safety of operator.
The load coil of induction heating equipment is needed replacing because of the requirement used in actual use, traditional sense
Answer the ground connection of heating coil usually in coil entrance or the coil outlet of coil cabinet plus earth stud, then with certain specification
Ground line is connected to the corresponding grounding point of coil cabinet body, the charge on the shell of load coil is guided to the earth, in this way
Guarantee that the shell of load coil without charge, guarantees the safety of personnel with this.In this way when replacing load coil,
It first has to ground line to remove, after finishing changing load coil, then ground line is installed.
The ground connection line current of load coil is big, abstains from being dismounted for multiple times, while such wiring is only coil cabinet
Coil entrance side protective plate or coil side port side protective plate be grounded, the protective plate in other faces of coil cabinet may not be used
By ground connection, and the ground line on the coil entrance side protective plate of coil cabinet or coil side port side protective plate in actual use
Also it is easy to miss, leaves security risk.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of load coil ground protection
Device ensures the positioning both ground metal strip and housings cabinet body forced contact of the coil bottom of box by coil self weight, from
And the charge inducing in alternating magnetic field coil cabinet is eliminated, there is no the work of the ground line of additional dismounting coil, structures
It is at low cost simply using safe.
Realizing a kind of technical solution of above-mentioned purpose is: a kind of load coil earth protective device, including housings
Body and coil cabinet body, the coil cabinet body is made of metal, and bottom surface and top surface are plane, and the bottom of the coil cabinet is opened
Mouthful；
The bottom of the coil cabinet is equipped with what several inner sidewalls with the coil cabinet were fixed, and equipotential positioning connects
Ground metal strip, the positioning both ground metal strip can form conductive path with the housings body；
The top surface of the coil cabinet body is equipped with, the ground connection positioning pin that is arranged in groups corresponding with the positioning both ground metal strip
Son and grounding connection copper bar, the ground connection positioning pin stretch out the top surface of the coil cabinet body straight up, connect with corresponding positioning
Ground metal strip forms conductive path, and the grounding connection copper bar and the top surface of the coil cabinet body and corresponding positioning both ground are golden
Belong to the bottom surface stress face contact of item.
Further, the grounding connection copper bar is fixed on the top surface of the coil cabinet body by fixing bolt.
Further, the bottom surface of the positioning both ground metal strip is equipped with blind hole, cooperates with corresponding ground connection positioning pin.
Further, adjacent positioning both ground metal strip forms equipotential by bridging lateral copper bar.
Further, the top of the coil cabinet is fixed, vertically equipped with several inner sidewalls with the coil cabinet
, equipotential upper bridging copper bar, the upper bridging copper bar and the housings body form conductive path.
Further, equipotential is formed by the upper lateral copper bar of bridge joint between adjacent upper bridging copper bar.
Further, the top surface of the coil cabinet be equipped with lifting lug, the lifting lug equipotential, and with the upper bridging copper
Row forms conductive path.
Further, the inner sidewall of the coil cabinet is by entrance side protective plate, front side protective plate, outlet side protection
What plate and rear side protective plate surrounded, the upper bridging copper bar, the positioning both ground metal strip pass through the entrance side protective plate
And/or the outlet side protective plate and the housings body form conductive path.
Using a kind of load coil earth protective device of the utility model, including coil cabinet and coil cabinet
Body, the coil cabinet body is made of metal, and bottom surface and top surface are plane, the bottom opening of the coil cabinet；The line
The bottom for enclosing cabinet is equipped with what several inner sidewalls with the coil cabinet were fixed, and equipotential positioning both ground metal strip is described
Positioning both ground metal strip can form conductive path with the housings body；The top surface of the coil cabinet body is equipped with to be connect with the positioning
Ground metal strip is corresponding, and the ground connection positioning pin and grounding connection copper bar being arranged in groups, the ground connection positioning pin is straight up
The top surface for stretching out the coil cabinet body forms conductive path, the grounding connection copper bar and institute with corresponding positioning both ground metal strip
State the top surface of coil cabinet body and the bottom surface stress face contact of corresponding positioning both ground metal strip.Its technical effect is that: it is relied on
Coil self weight ensures the positioning both ground metal strip of the coil bottom of box and places housings cabinet body forced contact, to eliminate
In the charge inducing of alternating magnetic field coil cabinet, there is no the work of the ground line of additional dismounting coil, structure is simply used
Safety, it is at low cost.
Detailed description of the invention
Fig. 1 is a kind of main view of load coil earth protective device of the utility model.
Fig. 2 is a kind of coil entrance side view of load coil earth protective device of the utility model.
Fig. 3 is a kind of schematic diagram of the coil cabinet body of load coil earth protective device of the utility model.
Fig. 4 is a kind of structural schematic diagram of load coil earth protective device of the utility model.
Specific embodiment
Referring to FIG. 1 to FIG. 4, the inventor of the utility model in order to preferably to the technical solution of the utility model into
Row understands, below by specifically embodiment, and will be described in detail with reference to the accompanying drawings:
Referring to Fig. 1, a kind of load coil earth protective device of the utility model, including coil cabinet 1 and line
Enclose cabinet body 2.The middle part of coil cabinet 1 is equipped with load coil 9.
The inner sidewall of coil cabinet 1, by entrance side protective plate 11, front side protective plate 12, outlet side protective plate 13 and rear side
Protective plate (not shown) surrounds.Entrance side protective plate 11 and outlet side protective plate 13 are necessary for copper plate.
It is equipped in coil cabinet 1 and is protected with entrance side protective plate 11, front side protective plate 12, outlet side protective plate 13 and rear side
The fixed upper bridging copper bar 3 of plate, upper bridging copper bar 3 are vertically arranged, each other equipotential.Due to front side protective plate 12 and rear side
Nonmetallic materials can also be used in protective plate, therefore in order to guarantee all upper 3 equipotentials of bridging copper bar, adjacent upper bridging copper bar 3
Between can form equipotential by the bridge joint of upper lateral copper bar 31.
Upper bridging copper bar 3 forms conductive path with entrance side protective plate 11 and/or outlet side protective plate 13, to make line
It encloses cabinet 1 and upper bridging copper bar 3 forms electric pathway.
The top surface of coil cabinet 1 is equipped with lifting lug 15, and lifting lug 15 can be directly connected to entrance side protective plate 11 and outlet side is anti-
Backplate 13, can also be in the top surface of coil cabinet 1 by bridging copper bar 3 in conducting wire connection, to make the entrance side of coil cabinet 1
Electric pathway is formed between protective plate 11 or outlet side protective plate 13, upper bridging copper bar 3 and lifting lug 15, even if lifting lug 15 and housings
Galvanic circle is formed between body 1 and upper bridging copper bar 3.
Upper bridging copper bar 3 is fixed by copper bar fixing bolt and the inner sidewall of coil cabinet 1.
The bottom opening of coil cabinet 1, and be equipped with and be fixed with several equipotential positioning both grounds with 1 inner sidewall of coil cabinet
Metal strip 16.Positioning both ground metal strip 16 can be fixed on entrance side protective plate 11 and/or outlet side protective plate 13, can also be led to
Copper bar connection entrance side protective plate 11 and/or outlet side protective plate 13 are crossed, or is bridged to positioned at entrance side protective plate 11 or goes out
On the positioning both ground metal strip 16 or adjacent positioning both ground metal strip 16 of mouth side protective plate 13, make all positioning both ground metals
16 equipotential of item, and conductive path is formed with upper bridging copper bar 3 and lifting lug 15.
The bottom surface and top surface of coil cabinet body 2 are plane, and the top surface of coil cabinet body 2 is equipped with determines with 1 bottom of coil cabinet
Position grounded metal item 16 is corresponding, the ground connection positioning pin 21 and grounding connection copper bar 22 being arranged in groups.Grounding connection copper bar 22
The top surface forced contact of underrun fixing bolt and coil cabinet body 2.Ground connection positioning pin 21 is riveted on the top of coil cabinet body 2
The top surface of coil cabinet body 2 is stretched out in face straight up, it is ensured that forms conductive path between ground connection positioning pin 21 and coil cabinet 1.
The bottom surface of the positioning both ground metal strip 16 of 1 bottom of coil cabinet, which is equipped with, to be cooperated with corresponding ground connection positioning pin 21
Blind hole.The bottom surface of the positioning both ground metal strip 16 of 1 bottom of coil cabinet connects with corresponding under the action of 9 gravity of coil simultaneously
The top surface stress face contact of ground connecting copper bar 22, therefore, positioning both ground metal strip 16 can with corresponding ground connection positioning pin 21 and
Conductive path is formed between grounding connection copper bar 22, and forms conductive path with coil cabinet body 2 in turn.
Charge on coil cabinet 1 can pass through positioning both ground metal strip 16, ground connection positioning pin 21 and grounding connection copper
Row 22 passes to coil cabinet body 2, then is conducted by the bottom surface of coil cabinet body 2 to ground, to eliminate in alternating magnetic field coil
The charge inducing of cabinet 1.
Design in this way, ground connection positioning pin while completing the replacement of load coil 9, on coil cabinet body 2
Son 21 is directly connected to the entrance side protective plate 11 and outlet side protective plate 13 of coil cabinet 1, and there is no additional dismounting coils
Ground line this work.
A kind of load coil earth protective device of the utility model has simple and reasonable for structure, manufacturing process
It is very simple, small cost need only be increased, hidden trouble of equipment can be eliminated, it is ensured that the safety of operator increases substantially equipment
The stability and reliability of operation.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate that this is practical new
Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to the above
Variation, the modification of embodiment will all be fallen in the Claims scope of the utility model.
Claims (8)
1. a kind of load coil earth protective device, including coil cabinet and coil cabinet body, the coil cabinet body metal
It is made, and bottom surface and top surface are plane, the bottom opening of the coil cabinet；It is characterized by:
The bottom of the coil cabinet is equipped with what several inner sidewalls with the coil cabinet were fixed, equipotential positioning both ground gold
Belong to item, the positioning both ground metal strip can form conductive path with the housings body；
The top surface of the coil cabinet body be equipped with it is corresponding with the positioning both ground metal strip, the ground connection positioning pin that is arranged in groups and
Grounding connection copper bar, the ground connection positioning pin stretch out the top surface of the coil cabinet body straight up, with corresponding positioning both ground gold
Belong to item and forms conductive path, the grounding connection copper bar and the top surface of the coil cabinet body and corresponding positioning both ground metal strip
Bottom surface stress face contact.
2. a kind of load coil earth protective device according to claim 1, it is characterised in that: the grounding connection
Copper bar is fixed on the top surface of the coil cabinet body by fixing bolt.
3. a kind of load coil earth protective device according to claim 1, it is characterised in that: the positioning both ground
The bottom surface of metal strip is equipped with blind hole, cooperates with corresponding ground connection positioning pin.
4. a kind of load coil earth protective device according to claim 1, it is characterised in that: adjacent positioning connects
Ground metal strip forms equipotential by bridging lateral copper bar.
5. a kind of load coil earth protective device according to claim 1, it is characterised in that: the coil cabinet
Top, fixed equipped with several inner sidewalls with the coil cabinet, vertical, equipotential upper bridging copper bar, it is described on
It bridges copper bar and the housings body forms conductive path.
6. a kind of load coil earth protective device according to claim 5, it is characterised in that: adjacent upper bridging
Equipotential is formed by the upper lateral copper bar of bridge joint between copper bar.
7. a kind of load coil earth protective device according to claim 5, it is characterised in that: the coil cabinet
Top surface be equipped with lifting lug, the lifting lug equipotential, and with the upper bridging copper bar formation conductive path.
8. a kind of load coil earth protective device according to claim 5, it is characterised in that: the coil cabinet
Inner sidewall be by entrance side protective plate, front side protective plate, outlet side protective plate and rear side protective plate surround, the upper bridging
Copper bar, the positioning both ground metal strip pass through the entrance side protective plate and/or the outlet side protective plate and the coil
Cabinet forms conductive path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820880506.XU CN208425004U (en) | 2018-06-06 | 2018-06-06 | A kind of load coil earth protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820880506.XU CN208425004U (en) | 2018-06-06 | 2018-06-06 | A kind of load coil earth protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208425004U true CN208425004U (en) | 2019-01-22 |
Family
ID=65110828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820880506.XU Active CN208425004U (en) | 2018-06-06 | 2018-06-06 | A kind of load coil earth protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208425004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601266A (en) * | 2018-06-06 | 2018-09-28 | 无锡应达工业有限公司 | A kind of load coil earth protective device |
-
2018
- 2018-06-06 CN CN201820880506.XU patent/CN208425004U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601266A (en) * | 2018-06-06 | 2018-09-28 | 无锡应达工业有限公司 | A kind of load coil earth protective device |
| CN108601266B (en) * | 2018-06-06 | 2024-01-30 | 无锡应达工业有限公司 | Induction heating coil grounding protection device |
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