CN206405572U - A kind of penstock welds earthing or grounding means - Google Patents
A kind of penstock welds earthing or grounding means Download PDFInfo
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- CN206405572U CN206405572U CN201621420876.2U CN201621420876U CN206405572U CN 206405572 U CN206405572 U CN 206405572U CN 201621420876 U CN201621420876 U CN 201621420876U CN 206405572 U CN206405572 U CN 206405572U
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- fixed
- steel pipe
- ground wire
- copper sheathing
- penstock
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Abstract
Earthing or grounding means is welded the utility model discloses a kind of penstock, including center fixed cover and Telescopic Fixed mechanism, the quantity at least two of Telescopic Fixed mechanism, Telescopic Fixed mechanism includes fixed jacket pipe, copper sheathing fixes steel pipe, steel pipe in adjustable, top link and semicircle copper sheathing, copper sheathing fixes steel pipe and is fixedly connected on fixed jacket pipe outer end, steel pipe the inner is stretched into fixed jacket pipe and locked by clamping screw and fixed jacket pipe in adjustable, semicircle copper sheathing is arranged on copper sheathing and fixed in steel pipe, semicircle copper sheathing is pressed in adjustable on the outer wall of steel pipe by copper sheathing adjustment bolt, top link is fixed on steel pipe outer end in adjustable, fixed jacket pipe the inner is fixedly connected with center fixed cover outer wall, ground wire steady pin is connected with the fixed cover of center, ground wire steady pin is provided with ground wire locking nut.The utility model can ensure that electric welding machine reliable ground, and simple to operate, and economic input is small, can effectively improve construction efficiency, it is ensured that Site Welding quality.
Description
Technical field
The utility model belongs to penstock manufacture technology field, and in particular to a kind of penstock welds earthing or grounding means.
Background technology
Existing penstock is when roll welding is welded, it is necessary to which electric welding machine is grounded.In actual welding, electric welding machine ground connection is general
Using two ways:A kind of is direct steel wheel using roll welding chassis, and ground connection arrangement is carried out with supporting track etc., still, this
The mode of kind can cause certain arc damage to the bearing and motor of roll welding chassis, and certain influence is caused to normal construction;It is another
It is to prevent ground wire from causing wound to the bearing and motor of roll welding chassis in order to ensure penstock is stable in roll welding, and in welding
Evil, majority is using the parcel insulated with material such as nylon and rubber on steel wheel, otherwise such ground wire increases electric installation in addition, or
Person is fixed directly on penstock, allows ground wire to be rotated together around penstock;But, it is too small to there is conductive resistance, or
Person's ground wire is oversize, and loss is larger, all less desirable.
Therefore, design a kind of more economical, time saving and energy saving, safe and reliable penstock welding earthing or grounding means be industry urgently
Realistic problem to be solved.
Utility model content
The purpose of this utility model is to overcome a kind of above-mentioned not enough weld there is provided penstock of the prior art to be grounded
Device, the device can ensure that electric welding machine reliable ground when carrying out penstock welding, and simple to operate, economic input
It is small, construction efficiency can be effectively improved, it is ensured that Site Welding quality.
To achieve the above object, the technical solution adopted in the utility model is:A kind of penstock welds earthing or grounding means, its
It is characterised by:Including center fixed cover and the Telescopic Fixed mechanism being fixed on the fixed cover outer wall of center, the Telescopic Fixed machine
The quantity at least two of structure, the Telescopic Fixed mechanism include fixed jacket pipe, copper sheathing fix steel pipe, it is adjustable in steel pipe,
Top link and semicircle copper sheathing, the copper sheathing fix the outer end that steel pipe is fixedly connected on fixed jacket pipe, described adjustable interior
The inner of steel pipe is stretched into fixed jacket pipe and locked by clamping screw and fixed jacket pipe, and the semicircle copper sheathing is arranged on copper
In the fixed steel pipe of set, the semicircle copper sheathing is pressed in adjustable on the outer wall of steel pipe by copper sheathing adjustment bolt, the top
Connector is fixed on the outer end of steel pipe in adjustable, and the inner of the fixed jacket pipe is fixed with the outer wall of center fixed cover to be connected
Connect, be connected with the center fixed cover on ground wire steady pin, the ground wire steady pin and be provided with ground wire locking nut.
A kind of above-mentioned penstock welding earthing or grounding means, it is characterised in that:The top link is connected by top
It is bolted to the outer end of steel pipe in adjustable.
A kind of above-mentioned penstock welding earthing or grounding means, it is characterised in that:First is provided with the ground wire steady pin
Electric welding machine ground wire line ball copper nose and the second electric welding machine ground wire line ball copper nose.
A kind of above-mentioned penstock welding earthing or grounding means, it is characterised in that:The quantity of the Telescopic Fixed mechanism is two
Individual, two Telescopic Fixed mechanisms are symmetrical arranged.
A kind of above-mentioned penstock welding earthing or grounding means, it is characterised in that:The copper sheathing of each Telescopic Fixed mechanism
Two semicircle copper sheathings are provided with fixed steel pipe, two semicircle copper sheathings are symmetrical arranged.
A kind of above-mentioned penstock welding earthing or grounding means, it is characterised in that:The ground wire steady pin and center fixed cover
Threaded connection, the ground wire locking nut is threadedly coupled with ground wire steady pin.
The utility model has advantages below compared with prior art:
1st, the utility model is simple in construction, and novel in design reasonable, assembling and disassembling is convenient.
2nd, the utility model has multiple adjustment mechanisms, can be according to diameter when carrying out penstock submerged arc welding
The present apparatus is adjusted, the mash welder ground connection needs of different-diameter, different thicknesss of slab are met, and ground connection is reliable, easy to operate, can be effective
Ensure Site Welding quality, improve efficiency of construction, it is economical and practical.
3rd, the utility model is using being fixedly connected, and copper material etc. is as primary ground conductor, and conductive effect is good, ground connection peace
It is complete reliable, be conducive to stablizing electric welding machine welding ground connection, it is ensured that welding quality.
4th, the utility model can meet two electric welding machine welding procedures simultaneously, with efficiency of construction it is high the characteristics of.
5th, the utility model cost of implementation is low, and using effect is good, is easy to promote the use of.
In summary, the utility model is simple in construction, and novel in design rationally functional reliability is high, and using effect is good, can be with
Site Welding quality is improved, cost is reduced, is particularly suitable for penstock welding occasion, is easy to promote the use of.
Below by drawings and examples, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is use state figure of the present utility model.
Fig. 2 is the installation relation schematic diagram of the utility model and penstock.
Description of reference numerals:
1-center fixed cover;2-ground wire steady pin;3-ground wire locking nut;
4-fixed jacket pipe;5-clamping screw;6-it can adjust interior steel pipe;
7-copper sheathing fixes steel pipe;8-copper sheathing adjustment bolt;9-semicircle copper sheathing;
10-top connecting bolt;11-top link;Lock brass bolt in 12-top;
13-the first electric welding machine ground wire line ball copper nose;14-the second electric welding machine ground wire line ball copper nose;
15-the first electric welding machine ground wire;16-the second electric welding machine ground wire;17-penstock;
18-the first electric welding machine;19-the second electric welding machine;20-Telescopic Fixed mechanism.
Embodiment
As shown in Fig. 2 the utility model includes center fixed cover 1 and is fixed on flexible solid on the outer wall of center fixed cover 1
Determine mechanism 20, the quantity at least two of the Telescopic Fixed mechanism 20, the Telescopic Fixed mechanism 20 includes fixed jacket pipe
4th, copper sheathing fixes steel pipe 7, adjustable interior steel pipe 6, top link 11 and semicircle copper sheathing 9, and the copper sheathing, which is fixed steel pipe 7 and fixed, to be connected
The outer end of fixed jacket pipe 4 is connected on, the inner of the adjustable interior steel pipe 6 is stretched into fixed jacket pipe 4 and by clamping screw 5
Locked with fixed jacket pipe 4, the semicircle copper sheathing 9 is arranged on copper sheathing and fixed in steel pipe 7, and the semicircle copper sheathing 9 is adjusted by copper sheathing
Whole bolt 8 is pressed in adjustable on the outer wall of steel pipe 6, and the top link 11 is fixed on the outer of adjustable interior steel pipe 6
End, the inner of the fixed jacket pipe 4 is fixedly connected with the outer wall of center fixed cover 1, is connected with ground on the center fixed cover 1
Ground wire locking nut 3 is provided with line steady pin 2, the ground wire steady pin 2.
In use, lock brass bolt 12 by top is fixed on the upper of penstock 17 by top link 11, will pressure
Power steel-pipe welding earthing or grounding means is integrally attached on penstock.The utility model penstock welds earthing or grounding means by setting
Top link 11, it is adjustable in steel pipe 6, semicircle copper sheathing 9, copper sheathing fix steel pipe 7, copper sheathing adjustment bolt 8, fixed jacket pipe 4,
Electric welding machine ground wire and penstock 17 are connected (as shown in Figure 1) by center fixed cover 1 and ground wire steady pin 2, so that effectively
Avoid that mash welder ground wire rotates together around penstock, conductive resistance is too small, ground wire is oversize and larger ask is lost
Topic.
Because adjustable interior steel pipe 6 can enter line slip in fixed jacket pipe 4, therefore it ought need to adjust Telescopic Fixed mechanism
During 20 length, clamping screw 5 is unclamped;When length adjustment is proper states, by clamping screw 5 by the He of fixed jacket pipe 4
Steel pipe 6 is locked in adjustable, to meet the welding demand of different-diameter penstock.Semicircle is adjusted by copper sheathing adjustment bolt 8
The contact gap of copper sheathing 9 and adjustable interior steel pipe 6, plays increase welding grounding resistance, it is ensured that ground connection is reliable.
As shown in Fig. 2 the top link 11 is fixed on the outer of adjustable interior steel pipe 6 by top connecting bolt 10
End, top connecting bolt 10 can adjust the contact with penstock inside and outside wall, and play locking purpose.
As shown in Fig. 2 being provided with the first electric welding machine ground wire line ball copper nose 13 and the second electric welding machine on the ground wire steady pin 2
Ground wire line ball copper nose 14, when actual use, if two electric welding machines, i.e. the first electric welding machine 18 and the second electric welding machine 19, then divides
The first electric welding machine ground wire 15 of the first electric welding machine 18 is not connected with the first electric welding machine ground wire line ball copper nose 13, by the second electric welding machine
19 the second electric welding machine ground wire 16 is connected with the second electric welding machine ground wire line ball copper nose 14, and is locked by ground wire locking nut 3.
In actual fabrication, the quantity of Telescopic Fixed mechanism 20 can set fair amount according to the actual requirements, it is preferred that institute
The quantity for stating Telescopic Fixed mechanism 20 is two, and two Telescopic Fixed mechanisms 20 are symmetrical arranged.
In the present embodiment, the copper sheathing of each Telescopic Fixed mechanism 20, which is fixed in steel pipe 7, is provided with two semicircle copper sheathings
9, two semicircle copper sheathings 9 are symmetrical arranged, to ensure good conductive.
In the present embodiment, the ground wire steady pin 2 is threadedly coupled with center fixed cover 1, the ground wire locking nut 3 and ground
Line steady pin 2 is threadedly coupled, easy to connect.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure transformation made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure transformation made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (6)
1. a kind of penstock welds earthing or grounding means, it is characterised in that:Including center fixed cover (1) and it is fixed on center fixed cover
(1) the Telescopic Fixed mechanism (20) on outer wall, the quantity at least two of the Telescopic Fixed mechanism (20) is described Telescopic Fixed
Mechanism (20) includes fixed jacket pipe (4), copper sheathing and fixes steel pipe (7), adjustable interior steel pipe (6), top link (11) and half
Circle copper sheathing (9), the copper sheathing fixes the outer end that steel pipe (7) is fixedly connected on fixed jacket pipe (4), the adjustable interior steel pipe
(6) the inner is stretched into fixed jacket pipe (4) and locked by clamping screw (5) and fixed jacket pipe (4), the semicircle copper sheathing
(9) it is arranged on copper sheathing to fix in steel pipe (7), the semicircle copper sheathing (9) is pressed on steel in adjustable by copper sheathing adjustment bolt (8)
On the outer wall for managing (6), the top link (11) is fixed on the outer end of steel pipe (6) in adjustable, the fixed jacket pipe (4)
The inner be fixedly connected with the outer wall of center fixed cover (1), be connected with ground wire steady pin (2), institute on the center fixed cover (1)
State and ground wire locking nut (3) is provided with ground wire steady pin (2).
2. weld earthing or grounding means according to a kind of penstock described in claim 1, it is characterised in that:The top link
(11) outer end of steel pipe (6) in adjustable is fixed on by top connecting bolt (10).
3. weld earthing or grounding means according to a kind of penstock described in claim 1 or 2, it is characterised in that:The ground wire is fixed
The first electric welding machine ground wire line ball copper nose (13) and the second electric welding machine ground wire line ball copper nose (14) are provided with pin (2).
4. weld earthing or grounding means according to a kind of penstock described in claim 1 or 2, it is characterised in that:It is described Telescopic Fixed
The quantity of mechanism (20) is two, and two Telescopic Fixed mechanisms (20) are symmetrical arranged.
5. weld earthing or grounding means according to a kind of penstock described in claim 1 or 2, it is characterised in that:It is each described flexible
The copper sheathing of fixed mechanism (20) is fixed and two semicircle copper sheathings (9) is provided with steel pipe (7), and two semicircle copper sheathings (9) are symmetrical
Set.
6. weld earthing or grounding means according to a kind of penstock described in claim 1 or 2, it is characterised in that:The ground wire is fixed
Pin (2) is threadedly coupled with center fixed cover (1), and the ground wire locking nut (3) is threadedly coupled with ground wire steady pin (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621420876.2U CN206405572U (en) | 2016-12-23 | 2016-12-23 | A kind of penstock welds earthing or grounding means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621420876.2U CN206405572U (en) | 2016-12-23 | 2016-12-23 | A kind of penstock welds earthing or grounding means |
Publications (1)
Publication Number | Publication Date |
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CN206405572U true CN206405572U (en) | 2017-08-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621420876.2U Active CN206405572U (en) | 2016-12-23 | 2016-12-23 | A kind of penstock welds earthing or grounding means |
Country Status (1)
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CN (1) | CN206405572U (en) |
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2016
- 2016-12-23 CN CN201621420876.2U patent/CN206405572U/en active Active
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