CN205004458U - Union melt welding ground joint - Google Patents
Union melt welding ground joint Download PDFInfo
- Publication number
- CN205004458U CN205004458U CN201520834227.6U CN201520834227U CN205004458U CN 205004458 U CN205004458 U CN 205004458U CN 201520834227 U CN201520834227 U CN 201520834227U CN 205004458 U CN205004458 U CN 205004458U
- Authority
- CN
- China
- Prior art keywords
- connecting block
- bearing pin
- contiguous block
- round pin
- earth connection
- 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
Links
- 238000003466 welding Methods 0.000 title abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 9
- 230000037250 Clearance Effects 0.000 claims abstract description 7
- 230000035512 clearance Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000005035 ginseng Nutrition 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Abstract
The application discloses union melt welding ground joint, including clamping device, round pin axle and connecting block, pivort fixation in clamping device is last, the connecting block cover is located sell epaxial, and with a round pin axle clearance fit, the earth connection with connecting block electric connection. The support is fixed and will together be made rotary motion along with the barrel at barrel wall end in the present case, but be clearance fit between earthing terminal connecting block and the round pin axle, the motion of round pin axle only drive the earth connection do about the side -to -side movement can not avoid the cable conductor appearance to twine the phenomenon as rotary motion because the former earth connection that makes of earthing terminal and the frictional force of round pin betweencenters can be overcome to the weight factor of earth connection. In addition because copper connecting block electric current transmission effect is good to the circulation cross -section has been greater than the cross -section of cable conductor, so can not lead to appearing the overheated deformation and damage such as link that arouse on the connecting block.
Description
Technical field
The application relates to a kind of high-power Lincoln weld spinning earth clip, in pressure vessels for the chemical industry welding process, for welding machine grounding connection joint.
Background technology
Current each container manufacturing plant, carrying out in the welding of cylindrical shell girth joint automatic submerged-arc, the ground joint that welding machine adopts, be interposed in barrel wall, outside end socket for common clip connects earth connection or easily earth connection be directly overlapped on the simple and easy shelf that cylindrical shell point connects, its shortcoming existed is as follows:
1. due in welding process, in needing cylindrical shell to rotate continuously on turning rolls, therefore stube cable can be caused to occur being wound around, affecting the useful life of cable, there is cable failure, fracture in use procedure in serious meeting;
2. in submerged arc welding process, earth connection can be connected with larger welding current, typical clamp can not be born so large welding current and be caused heating, and clip is heated, and appearance burning is red causes deformation failure, and the useful life of clip is extremely short.
Utility model content
The purpose of this utility model is to provide a kind of high-power Lincoln weld spinning earth clip, to overcome deficiency of the prior art.
For achieving the above object, the utility model provides following technical scheme:
The embodiment of the present application discloses a kind of Lincoln weld ground connection joint, comprise clamping device, bearing pin and contiguous block, described bearing pin is fixed on described clamping device, and described contiguous block is sheathed on described bearing pin, and with described bearing pin matched in clearance, earth connection and described contiguous block are electrically connected.
Preferably, in above-mentioned Lincoln weld ground connection joint, described clamping device comprises fixed mount and thimble, described fixed mount comprises the roof and diapire that are oppositely arranged, be connected with a connecting wall between the edge of described roof and diapire side, form a grasping part between described roof and diapire, one end of described thimble is passed described roof and extends in described grasping part, threaded engagement between described thimble and described roof, described bearing pin is fixed on described connecting wall.
Preferably, in above-mentioned Lincoln weld ground connection joint, the end that described thimble extends described grasping part has protruded out a stator to surrounding, and this stator has the contact-making surface of a circle.
Preferably, in above-mentioned Lincoln weld ground connection joint, the material of described contiguous block is copper.
Preferably, in above-mentioned Lincoln weld ground connection joint, between described contiguous block and bearing pin, bearing is provided with.
Compared with prior art, the utility model has the advantage of: in this case, earth connection is connected on the copper contiguous block with pin-and-hole, by pinned connection on support, support is fixed on barrel wall end by thimble, adjustment thimble goes for the cylindrical shell of different-thickness, support is fixed on barrel wall end and together will rotates with cylindrical shell, but be matched in clearance between earth terminal contiguous block and bearing pin, the motion of bearing pin only drives earth connection to move up and down, weight factor due to earth connection can overcome the frictional force between earth terminal and bearing pin therefore earth connection can't be rotated avoid cable to occur wrapping phenomena.Separately because copper contiguous block electric current conducting effect is good, and flow area has been greater than the cross section of cable, therefore can not cause occurring the deformed damaged such as the overheated link caused on contiguous block.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1 shows that the structural representation of Lincoln weld ground connection joint in the utility model specific embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be described in detail the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
Shown in ginseng Fig. 1, Lincoln weld ground connection joint, comprises clamping device 1, bearing pin 2 and contiguous block 3, bearing pin 2 is fixed on clamping device 1, contiguous block 3 is sheathed on bearing pin 2, and with bearing pin 2 matched in clearance, earth connection (not shown) and contiguous block 3 are electrically connected.
Further, clamping device 1 comprises fixed mount 11 and thimble 12, fixed mount 11 comprises the roof 111 and diapire 112 that are oppositely arranged, a connecting wall 113 is connected with between the edge of roof 111 and diapire 112 side, a grasping part 114 is formed between roof 111 and diapire 112, one end of thimble 12 is passed roof and extends in grasping part, and threaded engagement between thimble 12 and roof 111, bearing pin 2 is fixed on connecting wall 113.
In this technical scheme, can realize by rotating thimble 12 length that thimble 12 end protrudes out in grasping part, and then the cylindrical shell of different wall can be applied to.Bearing pin 2 preferred vertical is fixed on connecting wall.
In other embodiments, the clamping device of this case can also adopt other modes, such as adopts the forficiform clamping device realized by elastic component.
Further, the end that thimble 12 extends grasping part has protruded out a stator 121 to surrounding, and this stator 121 has the contact-making surface of a circle.
In this technical scheme, a larger contact-making surface can be realized by stator, make clamping more firm, not easily rock.
Further, the material of contiguous block is copper.
Because copper contiguous block electric current conducting effect is good, and flow area has been greater than the cross section of cable, therefore can not cause occurring the deformed damaged such as the overheated link caused on contiguous block.
Further, bearing (not shown) is provided with between contiguous block 3 and bearing pin 2.
In this technical scheme, the frictional force between contiguous block and bearing pin can be reduced by bearing, improve the useful life of contiguous block and bearing pin.Contiguous block and bearing pin be easy to it is contemplated that also can not arrange bearing.
In sum, in this case, earth connection is connected on the copper contiguous block with pin-and-hole, by pinned connection on support, support is fixed on barrel wall end by thimble, adjustment thimble goes for the cylindrical shell of different-thickness, support is fixed on barrel wall end and together will rotates with cylindrical shell, but be matched in clearance between earth terminal contiguous block and bearing pin, the motion of bearing pin only drives earth connection to move up and down, weight factor due to earth connection can overcome the frictional force between earth terminal and bearing pin therefore earth connection can't be rotated avoid cable to occur wrapping phenomena.Separately because copper contiguous block electric current conducting effect is good, and flow area has been greater than the cross section of cable, therefore can not cause occurring the deformed damaged such as the overheated link caused on contiguous block.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only the embodiment of the application; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection range of the application.
Claims (5)
1. a Lincoln weld ground connection joint, is characterized in that, comprises clamping device, bearing pin and contiguous block, described bearing pin is fixed on described clamping device, described contiguous block is sheathed on described bearing pin, and with described bearing pin matched in clearance, earth connection and described contiguous block are electrically connected.
2. Lincoln weld ground connection joint according to claim 1, it is characterized in that: described clamping device comprises fixed mount and thimble, described fixed mount comprises the roof and diapire that are oppositely arranged, a connecting wall is connected with between the edge of described roof and diapire side, a grasping part is formed between described roof and diapire, one end of described thimble is passed described roof and extends in described grasping part, threaded engagement between described thimble and described roof, described bearing pin is fixed on described connecting wall.
3. Lincoln weld ground connection joint according to claim 2, is characterized in that: the end that described thimble extends described grasping part has protruded out a stator to surrounding, and this stator has the contact-making surface of a circle.
4. Lincoln weld ground connection joint according to claim 1, is characterized in that: the material of described contiguous block is copper.
5. Lincoln weld ground connection joint according to claim 1, is characterized in that: be provided with bearing between described contiguous block and bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520834227.6U CN205004458U (en) | 2015-10-26 | 2015-10-26 | Union melt welding ground joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520834227.6U CN205004458U (en) | 2015-10-26 | 2015-10-26 | Union melt welding ground joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004458U true CN205004458U (en) | 2016-01-27 |
Family
ID=55161330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520834227.6U Expired - Fee Related CN205004458U (en) | 2015-10-26 | 2015-10-26 | Union melt welding ground joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107252959A (en) * | 2017-07-31 | 2017-10-17 | 博瑞特热能设备股份有限公司 | Earth wire clamp |
-
2015
- 2015-10-26 CN CN201520834227.6U patent/CN205004458U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107252959A (en) * | 2017-07-31 | 2017-10-17 | 博瑞特热能设备股份有限公司 | Earth wire clamp |
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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: 20160127 Termination date: 20181026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |