CN207276742U - A kind of counter-bending Combined anode steel pawl - Google Patents
A kind of counter-bending Combined anode steel pawl Download PDFInfo
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- CN207276742U CN207276742U CN201721252469.XU CN201721252469U CN207276742U CN 207276742 U CN207276742 U CN 207276742U CN 201721252469 U CN201721252469 U CN 201721252469U CN 207276742 U CN207276742 U CN 207276742U
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- bending resistance
- resistance body
- bending
- electric conductor
- pawl
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Abstract
The utility model discloses a kind of counter-bending Combined anode steel pawl, belong to aluminum electrolysis industry anode steel claw technical field, to solve anode steel claw manufacturing process complexity, electric conductivity is mismatched with mechanical performance, heated the problem of being easily bent.Device includes crossbeam and pawl body, and pawl body includes bending resistance body and electric conductor, and bending resistance body is fixedly connected with electric conductor, and crossbeam is fixedly connected with bending resistance body, and bending resistance body is up big and down small variable cross-section cylinder, and electric conductor is cylinder.The utility model is connected using the steel bar segmentation of multiple location unlike material, and crossbeam uses high strength steel；Bending resistance body uses material and structure two ways combination bending resistance；Electric conductor uses high conductivity steel；Each position steel use rolled bar material, and interior solid, no casting flaw, saves raw material, more environmentally-friendly；Electric conductivity, mechanical performance and anti-bending strength are taken into account at the same time, is heated not flexible, service life length is simple in structure, easily manufactured.
Description
Technical field
The utility model belongs to aluminum electrolysis industry anode steel claw technical field, and in particular to a kind of counter-bending Combined anode
Steel pawl.
Background technology
Anode is a kind of important raw and processed materials in aluminum electrolysis, it plays the work of " heart " in the production of aluminium electroloysis
With, wherein, anode steel claw carries jointed anode guide rod and anode carbon block and the task of electric current is conveyed into aluminium cell.
Anode steel claw head, as steel pawl recycles the increase of number, easily bends under electrolytic cell hot environment
And deformation, reache a certain level, can not just use, it is necessary to can be used through replacing anode steel claw or heating in medium frequency correction rear, school
What is just failed can only just scrap processing, all be the method for taking post-processing, it is impossible to curved in advance preventing steel pawl.
Existing anode steel claw uses same material casting more, it is impossible to while take into account anti-bending strength, mechanical performance
And electric conductivity；Casting cost is higher, and casting process not environmentally, wastes serious；And impurity is more in cast steel pawl, can not eliminate
Internal flaw, causes bad mechanical property, and resistivity is high, seriously affects the electric conductivity of material, causes the increase of electrolytic aluminium cost；Also have
Part combined steel pawl, but the unicity in selection and structure cannot still take into account electric conductivity, mechanical performance and flexing resistance at the same time
Energy.
Utility model content
The purpose of this utility model is to provide a kind of counter-bending Combined anode steel pawl, to solve anode steel claw manufacture work
Skill is complicated, and electric conductivity is mismatched with mechanical performance, heated the problem of being easily bent.
In order to solve problem above, technical solutions of the utility model are：
A kind of counter-bending Combined anode steel pawl, including crossbeam and pawl body, pawl body include bending resistance body and electric conductor, bending resistance body
It is fixedly connected with electric conductor, crossbeam is fixedly connected with bending resistance body, and bending resistance body is up big and down small variable cross-section cylinder, and electric conductor is
Cylinder.
Further, the lower section of bending resistance body is circle, and lower section diameter is identical with electric conductor diameter.
Further, the upper section of bending resistance body is circular or ellipse.
Further, bending resistance body is hollow cylinder.
Further, the lower section of bending resistance body is circular ring shape, and lower section outside diameter is identical with electric conductor diameter.
Further, the upper section of bending resistance body is circular ring shape or oval ring.
Further, the exterior angle between bending resistance body and electric conductor is 135-160 °, outer between crossbeam and bending resistance body
Portion's angle is 110-135 °.
Further, bending resistance body is in electroslag welding, interference fit and friction welding with the mode that is fixedly connected of electric conductor
It is a kind of；Crossbeam is fixedly connected with mode with bending resistance body as one kind in electroslag welding, interference fit and friction welding.
Further, crossbeam and bending resistance body select the low-alloy high-strength steel bar system that yield strength is 295MPa-460MPa
Into.
Further, the low-carbon steel bar or iron purity that electric conductor is 0.15wt%-0.35wt% with carbon content are 99.6%-
99.8% ingot iron bar is made.
Flexural deformation is the maximum tension stress=maximal bending moment/the flexural factor of section as caused by tension, therefore in maximum
At moment of flexure produce maximum tension stress, when maximum tension stress be more than metal yield stress when, just deform, steel pawl bending resistance body with
The position of crossbeam contact is the place of moment of flexure maximum, that is, steel pawl bears the place of maximum tension stress, for circular section, section
Bending coefficient is directly proportional to the cube of diameter, therefore, increases the diameter in section, exactly dramatically increases the flexural factor of section, from
And maximum tension stress is significantly reduced, make it not over the yield stress of raw material, it is possible to avoid interior curved, but increase at the same time
On bending resistance body if the area of lower section, manufacturing cost first can be significantly increased, and secondly bending resistance body weight can increase therewith, to horizontal stroke
Sill bolt carrys out new pressure, by the bending resistance section for introducing variable cross-section, it is possible to reduce the maximum tension stress that steel pawl bending resistance body is born, together
Reason, using the shape of other variable cross-sections, such as oval cross section, ring section, oval ring section are replaced as by circular cross-section, are saved
Material saving, while control bending resistance section is conducted oneself with dignity, increases steel pawl bending resistance body and bears ability, this is to improve the anti-of steel pawl from configuration aspects
The anti-bending strength of curved body.
Using the steel bar of intensity higher, so as to improve the yield point of raw material, even if producing the moment of flexure of bigger, and it is subject to
During the tension of bigger, the yield stress of raw material is not more than, would not be deformed, this is the raising steel in terms of material
The anti-bending strength of the bending resistance body of pawl.
The beneficial effects of the utility model are as follows：The utility model is connected using the steel bar segmentation of multiple location unlike material
Connect, crossbeam uses high strength steel；Bending resistance body uses high strength steel using material and structure two ways combination bending resistance, bending resistance body
Material is made, and variable cross-section cylinder or variable cross-section hollow cylinder are used in structure；Electric conductor uses high conductivity steel；Each position steel
Rolled bar material is used, interior solid, no casting flaw, without seasoning metal raw material, riser-free equal loss's material, is saved former
Material, it is more environmentally-friendly；Electric conductivity, mechanical performance and anti-bending strength are taken into account at the same time, is heated not flexible, service life length, knot
Structure is simple, easily manufactured.
Brief description of the drawings
Fig. 1 is a kind of axonometric drawing of counter-bending Combined anode steel pawl；
Fig. 2 is a kind of flow chart making of counter-bending Combined anode steel pawl；
Fig. 3 is the structure diagram of embodiment 1；
Fig. 4 is the structure diagram of embodiment 2；
Fig. 5 is the structure diagram of embodiment 3；
Fig. 6 is the structure diagram of embodiment 4；
Fig. 7 is a kind of implementation figure of counter-bending Combined anode steel pawl.
Reference numeral is as follows：1st, crossbeam；2nd, pawl body；3rd, bending resistance body；301st, lower section；302nd, upper section；4th, electric conductor；5、
Guide rod；6th, explosion block；7th, anode carbon block.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Used bar is that Jiu Ganghongxing companies of Jiu Gang groups produce in following embodiments, and public offering, numbering
Respectively：Crossbeam：GQ1611, bending resistance body：TZ1635, electric conductor：DT1697 or CT166-21.
Embodiment 1
As shown in Fig. 1,2,3,7, a kind of counter-bending Combined anode steel pawl, including crossbeam 1 and pawl body 2, pawl body 2 include anti-
Curved body 3 and electric conductor 4, bending resistance body 3 and electric conductor 4 weld, and crossbeam 1 is welded with bending resistance body 3, and bending resistance body 3 is up big and down small change
Section cylinder, electric conductor 4 are cylinder；The upper section 302 of bending resistance body 3 is circle；3 lower section 301 of bending resistance body is circle, under
301 diameter of section is identical with 4 diameter of electric conductor；Exterior angle between bending resistance body 3 and electric conductor 4 is 160 °, crossbeam 1 and bending resistance
Exterior angle between body 3 is 110 °；Crossbeam 1 selects GB-T1591-2008《Low-alloy high-tensile structural steel》Middle yield strength
It is made of the low-alloy high-strength steel bar of 295MPa, bending resistance body 3 selects GB-T1591-2008《Low-alloy high-tensile structural steel》In
Yield strength is made of the low-alloy high-strength steel bar of 295MPa, and electric conductor 4 selects GB/T700-2006《Carbon structural steels》In
Carbon content is made of the low-carbon steel bar of 0.15wt%.
Before operation, electric conductor 4 is inserted into anode carbon block 7, and electric conductor 4 is connected with anode carbon block 7 by ramming process.
In operation, guide rod 5 slings crossbeam 1, pawl body 2 and anode carbon block 7, and electric conductor 4 and anode carbon block 7 are inserted into electrolytic cell
In, crossbeam 1 undertakes the gross weight of bending resistance body 3, electric conductor 4 and anode carbon block 7, and stress is big, and the use of high strength steel ensures to use
Process middle cross beam 1 is not destroyed；Electric current flows through guide rod 5, explosion block 6, crossbeam 1, pawl body 2 and anode carbon block 7, into aluminium cell
Electric current is conveyed, electric conductor 4 uses high conductivity steel, and the electric current for making to flow through between pawl body 2 and anode carbon block 7 is stablized, electric energy damage
Consume small, fever phenomenon significantly reduces, and the heat conducted to bending resistance section also significantly reduces；High strength steel is used on 3 material of bending resistance body
Material, uses up big and down small variable cross-section cylinder in structure, is up big and down small truncated cone-shaped in the present embodiment, improves bending stiffness,
So as to reducing flexural deformation, after ensureing repeated multiple times use, steel pawl will not still occur interior curved, make the increase of steel pawl service life.
After operation during periodic inspection, it is found that when steel pawl has damage or bending, can directly it saw in the production line
Damaged location is cut away, reconnects new alternative site.
Embodiment 2
As shown in Fig. 1,2,4,7, a kind of counter-bending Combined anode steel pawl, including crossbeam 1 and pawl body 2, pawl body 2 include anti-
Curved body 3 and electric conductor 4, bending resistance body 3 and electric conductor 4 are connected using electroslag welding, and crossbeam 1 is connected with bending resistance body 3 using electroslag welding, is resisted
Curved body 3 is up big and down small variable cross-section cylinder, and electric conductor 4 is cylinder；The upper section 302 of bending resistance body 3 is ellipse；Bending resistance
3 lower section 301 of body is circle, and 301 diameter of lower section is identical with 4 diameter of electric conductor；Outside between bending resistance body 3 and electric conductor 4
Angle is 150 °, and the exterior angle between crossbeam 1 and bending resistance body 3 is 120 °；Crossbeam 1 selects GB-T1591-2008《Low-alloy is high
Strength structure steel》Middle yield strength is made of the low-alloy high-strength steel bar of 460MPa, and bending resistance body 3 selects GB-T1591-2008
《Low-alloy high-tensile structural steel》Middle yield strength is made of the low-alloy high-strength steel bar of 460MPa, and electric conductor 4 selects GB/
T700-2006《Carbon structural steels》Middle carbon content is made of the low-carbon steel bar of 0.35wt%.
Operation before operation and in operation is same as Example 1.
Wherein, high strength steel is used on 3 material of bending resistance body, up big and down small variable cross-section cylinder, this reality are used in structure
It is up big and down small elliptical table shape to apply in example, increasing section area, improves bending stiffness, so as to reduce flexural deformation, is ensured repeatedly
After being used for multiple times, steel pawl will not still occur it is interior curved, make steel pawl service life increase.
After operation during periodic inspection, it is found that when steel pawl has damage or bending, can directly it saw in the production line
Damaged location is cut away, reconnects new alternative site.
Embodiment 3
As shown in Fig. 1,2,5,7, a kind of counter-bending Combined anode steel pawl, including crossbeam 1 and pawl body 2, pawl body 2 include anti-
Curved body 3 and electric conductor 4, bending resistance body 3 and electric conductor 4 are connected using interference fit, and crossbeam 1 is connected with bending resistance body 3 using interference fit
Connect, bending resistance body 3 is up big and down small variable cross-section hollow circular cylinder, and electric conductor 4 is cylinder；The upper section 302 of bending resistance body 3 is circle
Annular；3 lower section 301 of bending resistance body is circular ring shape, and 301 outside diameter of lower section is identical with 4 diameter of electric conductor；Bending resistance body 3 and electric conductor 4
Between exterior angle be 135 °, the exterior angle between crossbeam 1 and bending resistance body 3 is 135 °；Crossbeam 1 selects GB-T1591-
2008《Low-alloy high-tensile structural steel》Middle yield strength is made of the low-alloy high-strength steel bar of 350MPa, and bending resistance body 3 is selected
GB-T1591-2008《Low-alloy high-tensile structural steel》Middle yield strength is made of the low-alloy high-strength steel bar of 350MPa, leads
Electric body 4 selects iron purity to be made of 99.6% ingot iron bar.
Operation before operation and in operation is same as Example 1.
Wherein, high strength steel is used on 3 material of bending resistance body, up big and down small variable cross-section hollow cylinder is used in structure,
It is up big and down small hollow round table shape in the present embodiment, because the hollow cylinder and solid cylinder of same diameter, solid cylinder resist
Curved, anti-folding, resist and strike intensity bigger, the hollow cylinder and solid cylinder of same sectional area, and hollow cylinder bending resistance, anti-folding, resist and strike by force
Bigger is spent, that is, bending stiffness is further improved on the basis of materials are very nearly the same, so as to reduce flexural deformation, is ensured anti-
After being used for multiple times again, steel pawl will not still occur it is interior curved, make steel pawl service life increase.
After operation during periodic inspection, it is found that when steel pawl has damage or bending, can directly it saw in the production line
Damaged location is cut away, reconnects new alternative site.
Embodiment 4
As shown in Fig. 1,2,6,7, a kind of counter-bending Combined anode steel pawl, including crossbeam 1 and pawl body 2, pawl body 2 include anti-
Curved body 3 and electric conductor 4, bending resistance body 3 and electric conductor 4 are connected using friction welding, and crossbeam 1 uses friction welding (FW) in succession with bending resistance body 3
Connect, bending resistance body 3 is up big and down small variable cross-section hollow circular cylinder, and electric conductor 4 is cylinder；The upper section 302 of bending resistance body 3 is ellipse
Circular ring shape；3 lower section 301 of bending resistance body is circular ring shape, and 301 outside diameter of lower section is identical with 4 diameter of electric conductor；Bending resistance body 3 and conduction
Exterior angle between body 4 is 160 °, and the exterior angle between the crossbeam 1 and bending resistance body 3 is 110 °；Crossbeam 1 selects GB-
T1591-2008《Low-alloy high-tensile structural steel》Middle yield strength is made of the low-alloy high-strength steel bar of 400MPa, bending resistance body
3 select GB-T1591-2008《Low-alloy high-tensile structural steel》Middle yield strength is the low-alloy high-strength steel bar system of 400MPa
Into electric conductor 4 selects iron purity to be made of 99.8% ingot iron bar.
Operation before operation and in operation is same as Example 1.
Wherein, high strength steel is used on 3 material of bending resistance body, up big and down small variable cross-section hollow cylinder is used in structure,
It is up big and down small hollow elliptical table shape in the present embodiment, because the hollow cylinder and solid cylinder of same diameter, solid cylinder
Bending resistance, anti-folding, resist and strike intensity bigger, the hollow cylinder and solid cylinder of same sectional area, and hollow cylinder bending resistance, anti-folding, resist and strike
Intensity bigger, that is, the further increasing section area on the basis of materials are very nearly the same, improve bending stiffness, so as to reduce
Flexural deformation, after ensureing repeated multiple times use, steel pawl will not still occur it is interior curved, make steel pawl service life increase.
After operation during periodic inspection, it is found that when steel pawl has damage or bending, can directly it saw in the production line
Damaged location is cut away, reconnects new alternative site.
Claims (9)
1. a kind of counter-bending Combined anode steel pawl, including crossbeam（1）With pawl body（2）, it is characterised in that：The pawl body（2）
Including bending resistance body（3）And electric conductor（4）, the bending resistance body（3）And electric conductor（4）It is fixedly connected, the crossbeam（1）With bending resistance body
（3）It is fixedly connected, the bending resistance body（3）For up big and down small variable cross-section cylinder, the electric conductor（4）For cylinder.
A kind of 2. counter-bending Combined anode steel pawl as claimed in claim 1, it is characterised in that：The bending resistance body（3）Lower section
Face（301）For circle, the lower section（301）Diameter and electric conductor（4）Diameter is identical.
A kind of 3. counter-bending Combined anode steel pawl as claimed in claim 2, it is characterised in that：The bending resistance body（3）It is upper
Section（302）For circular or ellipse.
A kind of 4. counter-bending Combined anode steel pawl as claimed in claim 1, it is characterised in that：The bending resistance body（3）For in
Void column body.
A kind of 5. counter-bending Combined anode steel pawl as claimed in claim 4, it is characterised in that：The bending resistance body（3）Lower section
Face（301）For circular ring shape, the lower section（301）Outside diameter and electric conductor（4）Diameter is identical.
A kind of 6. counter-bending Combined anode steel pawl as claimed in claim 5, it is characterised in that：The bending resistance body（3）It is upper
Section（302）For circular ring shape or oval ring.
A kind of 7. counter-bending Combined anode steel pawl as described in claim 3 or 6, it is characterised in that：The bending resistance body（3）With
Electric conductor（4）Between exterior angle be 135-160 °, the crossbeam（1）With bending resistance body（3）Between exterior angle be 110-
135°。
A kind of 8. counter-bending Combined anode steel pawl as claimed in claim 7, it is characterised in that：The bending resistance body（3）With lead
Electric body（4）Be fixedly connected with mode as one kind in electroslag welding, interference fit and friction welding, the crossbeam（1）With bending resistance body
（3）Mode is fixedly connected with as one kind in electroslag welding, interference fit and friction welding.
A kind of 9. counter-bending Combined anode steel pawl as claimed in claim 8, it is characterised in that：The crossbeam（1）And bending resistance
Body（3）Yield strength is selected to be made of the low-alloy high-strength steel bar of 295MPa-460MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252469.XU CN207276742U (en) | 2017-09-27 | 2017-09-27 | A kind of counter-bending Combined anode steel pawl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252469.XU CN207276742U (en) | 2017-09-27 | 2017-09-27 | A kind of counter-bending Combined anode steel pawl |
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| Publication Number | Publication Date |
|---|---|
| CN207276742U true CN207276742U (en) | 2018-04-27 |
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ID=61987239
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721252469.XU Expired - Fee Related CN207276742U (en) | 2017-09-27 | 2017-09-27 | A kind of counter-bending Combined anode steel pawl |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630231A (en) * | 2017-09-27 | 2018-01-26 | 甘肃酒钢集团西部重工股份有限公司 | A kind of counter-bending Combined anode steel pawl |
-
2017
- 2017-09-27 CN CN201721252469.XU patent/CN207276742U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630231A (en) * | 2017-09-27 | 2018-01-26 | 甘肃酒钢集团西部重工股份有限公司 | A kind of counter-bending Combined anode steel pawl |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 Termination date: 20180927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |