CN113930565A - Blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easily adjusted - Google Patents
Blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easily adjusted Download PDFInfo
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- CN113930565A CN113930565A CN202111069373.0A CN202111069373A CN113930565A CN 113930565 A CN113930565 A CN 113930565A CN 202111069373 A CN202111069373 A CN 202111069373A CN 113930565 A CN113930565 A CN 113930565A
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 22
- 230000007797 corrosion Effects 0.000 title claims abstract description 17
- 238000005260 corrosion Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 9
- 239000011435 rock Substances 0.000 description 4
- 241000227287 Elliottia pyroliflora Species 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/12—Opening or sealing the tap holes
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Drives For Endless Conveyors (AREA)
Abstract
Can avoid corrosion to warp and easy blast furnace tapping machine chain straining device who adjusts belongs to blast furnace tapping machine equipment technical field for adjust the rate of tension of blast furnace tapping machine drive chain. The technical scheme is as follows: adjusting nut welds at walking frame rear end riser, adjusting screw twists in adjusting nut, adjusting frame is U type frame, adjusting frame level is placed in the walking frame, adjusting screw front portion is connected with adjusting frame's bottom plate, adjusting frame's two curb plates's lower extreme has the shaft hole respectively and is relative with the regulation slot hole on the central axis of the both sides face of walking frame, inlay in the regulation slot hole of walking frame both sides face behind the shaft hole that passes two curb plates of adjusting frame respectively at the both ends of sprocket shaft, the sprocket suit is on the sprocket shaft. The invention solves the problems of asynchrony, deformation and corrosion of the adjusting screw rod which are difficult to solve for a long time, not only greatly reduces the difficulty of maintenance work, but also prolongs the service life of the tensioning device and reduces the maintenance cost of equipment.
Description
Technical Field
The invention relates to an easily-adjusted chain tensioning device for a tapping machine of a blast furnace, which can avoid corrosion and deformation and belongs to the technical field of tapping machine equipment of the blast furnace.
Background
The tapping machine is a mechanical device for opening a taphole during tapping of a blast furnace, and the components of the tapping machine comprise a base, a rotating arm, a hanging frame, a walking trolley, a rock drill and the like. The rock drill is used for realizing the rotation and impact functions of the drill rod, the walking frame, the walking trolley and the like realize the forward and backward movement of the drill rod, and the chain transmission system provides power for the forward and backward movement of the walking trolley. The drive chain stretches and becomes long after working for a period of time, and at the moment, the chain tensioning device needs to be adjusted to keep the chain with enough tension, and meanwhile, the operation of replacing the chain also needs to be completed by adjusting the tensioning device.
The structure of the tensioning device for the transmission chain of the tapping machine in the industry at present is mostly adjusted by two screws, the adjusting screws are matched with threaded holes at two ends of a chain wheel shaft, the position of a rear chain wheel is changed by rotating the adjusting screws, and the tightness adjustment of the transmission chain is realized. In the practical use process of the tension device with the structure, the following problems often occur:
1. this structure adopts two adjusting screw, needs two people to rotate two screws simultaneously when the adjustment, because the difference of strength and speed when two people adjust often can lead to sprocket offset, has aggravated the wearing and tearing of chain and sprocket, appears the phenomenon of following sprocket off during chain drive.
2. The rear chain wheel is positioned by two adjusting screws in the vertical direction, and when the rock drill trolley runs to the tail part, the rear chain wheel can be pulled downwards by a larger force, and the adjusting screws can be deformed after a period of time.
3. The threads of the two adjusting screws are exposed in the air and are affected by factors such as hot metal baking at high temperature, slag iron splashing, smoke dust in the furnace and the like, the adjusting threads are rusted and cannot be adjusted after the adjusting screws are used for about 20 days, and the whole set of tensioning device can be replaced only after being cut by gas cutting to adjust the tightness of the chain.
To sum up, the existing tensioning device for the transmission chain of the tapping machine is difficult to adjust, easy to deform and rust, and also increases the equipment maintenance cost, is difficult to meet the requirement of rapid development of production, and needs to be improved urgently.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the tension device of the transmission chain of the tapping machine of the blast furnace, which can avoid corrosion deformation and easy adjustment, and can eliminate the phenomena of chain wheel position deviation, adjusting screw deformation and corrosion during adjustment, prolong the service life of the tension device of the transmission chain of the tapping machine, reduce the maintenance cost of equipment, and avoid serious accidents of burning loss of the tapping machine and blast furnace damping down caused by the disconnection of the transmission chain.
The technical scheme for solving the technical problems is as follows:
the chain tensioning device of the blast furnace tapping machine capable of avoiding corrosion deformation and being easily adjusted comprises an adjusting nut, an adjusting screw rod, an adjusting frame, a chain wheel shaft and a chain wheel, wherein a nut hole is formed in the plate surface of a vertical plate at the rear end of a walking frame, the adjusting nut is a cylinder body with an internal thread, the adjusting nut is embedded in the nut hole and welded and fixed, the adjusting screw rod is screwed in the adjusting nut, the front part of the adjusting screw rod enters the walking frame, the rear part of the adjusting screw rod is arranged outside the walking frame, the rear end of the adjusting screw rod is a square head, the adjusting frame is a U-shaped frame and is horizontally placed in the walking frame, the front end of the adjusting screw rod is connected with a bottom plate of the adjusting frame, shaft holes are formed in the lower ends of two side plates of the adjusting frame respectively, adjusting long holes in the length direction are formed in the central axial lines of the two side plates of the walking frame respectively, the shaft holes of the two side plates of the adjusting frame are opposite to the adjusting long holes of the two side plates of the walking frame respectively, the two ends of the chain wheel shaft penetrate through the shaft holes of the two side plates of the adjusting frame respectively and then are embedded in the adjusting long holes of the plate surfaces on the two sides of the walking frame, the two ends of the chain wheel shaft are in sliding fit with the adjusting long holes of the plate surfaces on the two sides of the walking frame respectively, and the chain wheel is sleeved on the chain wheel shaft.
According to the blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easy to adjust, sleeves are welded at two ends of the adjusting nut respectively and are sleeved on the adjusting screw respectively, grooves surrounding the inner walls of the sleeves are arranged at two ends of the inner walls of the two sleeves respectively, sealing rings are embedded in the grooves and are in tight fit with the adjusting screw.
According to the tensioning device for the open machine chain of the blast furnace, which can avoid corrosion deformation and is easy to adjust, the bottom plate of the adjusting frame is parallel and opposite to the rear end vertical plate of the walking frame, the two side plates of the adjusting frame are parallel and in sliding fit with the inner walls of the two sides of the walking frame, the middle position of the bottom plate of the adjusting frame is provided with a round hole, the front part of the adjusting screw penetrates through the round hole of the bottom plate of the adjusting frame, and the front end of the adjusting screw is provided with a nut which is clamped on the inner side of the round hole of the bottom plate.
The blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and easy adjustment is characterized in that the diameters of the shaft holes of the two side plates of the adjusting frame are matched with the diameter of the chain wheel shaft, the diameters of the adjusting long holes of the two side plate surfaces of the walking frame are matched with the diameter of the chain wheel shaft, and the two ends of the chain wheel shaft are respectively in running fit with the shaft holes of the adjusting frame and the adjusting long holes of the walking frame.
Above-mentioned can avoid corrosion deformation and easy blast furnace opening chain straining device who adjusts, fixed the inlaying has the self-lubricating copper sheathing in the hole of sprocket, and the interior hole suit of self-lubricating copper sheathing is at sprocket shaft middle part, and the cover is equipped with the axle sleeve respectively on the sprocket shaft of sprocket both sides, the both ends of two axle sleeves respectively with sprocket lateral wall and regulation frame curb plate inner wall in close contact with.
Above-mentioned can avoid corrosion deformation and easy blast furnace tapping machine chain straining device who adjusts, the one end of sprocket shaft is fluted in the outside of hugging closely the adjusting frame curb plate, has the opening on the axle sleeve wall that corresponds, and the thickness of sprocket shaft cardboard matches with the width phase of sprocket shaft recess, and during one side of sprocket shaft cardboard inserted sprocket shaft recess through the axle sleeve opening, the face of sprocket shaft cardboard was fixed on the curb plate of adjusting frame by the screw.
The invention has the beneficial effects that:
the U-shaped adjusting frame structure designed by the invention realizes the adjustment of a single screw rod of the adjusting screw rod, and can effectively eliminate the defect of inconsistent adjustment of two screw rods;
according to the chain wheel weight support structure, the vertical positioning is provided for the rear chain wheel on the premise that the front and rear adjustment of the chain wheel is not influenced by the structure supported by the vertical plates on the two sides of the rack, the downward tension applied to the tensioning device when the traditional rock drill runs to the tail is eliminated, and the deformation problem of the tensioning screw rod is effectively solved;
according to the sleeve structure at the two ends of the adjusting screw rod, the sealing rings are arranged in the sleeves, so that smoke dust and water mist can be effectively prevented from entering a thread fit gap of the adjusting screw rod, and meanwhile, the threads of the adjusting rod can be isolated from the outside air in the sleeves all the time due to the design lengths of the front sleeve and the rear sleeve, so that the phenomenon of thread corrosion of the adjusting screw rod is effectively eliminated.
The invention is the first creation of the tapping machine transmission chain tensioning device, solves the problems of asynchronous, deformation and corrosion of the adjusting screw rod which are difficult to solve for a long time, greatly reduces the difficulty of maintenance work, prolongs the service life of the tensioning device, reduces the maintenance cost of equipment, avoids the serious accidents of tapping machine burning loss and blast furnace damping down caused by the disengagement of the transmission chain, and has excellent popularization and application values in the industry.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a sectional view a-a of fig. 2.
The figures are labeled as follows: the chain wheel self-lubricating device comprises a walking frame 1, an adjusting long hole 2, an adjusting nut 3, an adjusting screw rod 4, a square head 5, a nut 6, a sleeve 7, a sealing ring 8, an adjusting frame 9, a chain wheel shaft 10, a chain wheel 11, a chain 12, a self-lubricating shaft sleeve 13, a shaft sleeve 14 and a chain wheel shaft clamping plate 15.
Detailed Description
The invention is composed of an adjusting nut 3, an adjusting screw rod 4, a sleeve 7, a sealing ring 8, an adjusting frame 9, a chain wheel shaft 10, a chain wheel 11, a self-lubricating shaft sleeve 13, a shaft sleeve 14 and a chain wheel shaft clamping plate 15.
The drawing shows that the plate surface of the vertical plate at the rear end of the walking frame 1 is provided with a nut hole, the adjusting nut 3 is a cylinder body with internal threads, and the adjusting nut 3 is embedded in the nut hole and welded and fixed. Adjusting screw 4 is twisted in adjusting nut 3, and adjusting screw 4's front portion gets into walking frame 1, and adjusting screw 4's rear portion is outside walking frame 1, and adjusting screw 4's rear end is square head 5, and the use adjustable spanner of being convenient for rotates adjusting screw 4 and adjusts.
The two ends of the adjusting nut 3 are respectively welded with a sleeve 7, the inner diameter of the sleeve 7 is larger than the outer diameter of the adjusting screw rod 4, the two sleeves 7 are respectively sleeved on the adjusting screw rod 4, two ends of the inner wall of the two sleeves 7 are respectively provided with a groove surrounding the inner wall of the sleeve 7, a sealing ring 8 is embedded in the groove, and the sealing ring 8 is tightly matched with the adjusting screw rod 4. The length of the front sleeve 7 and the rear sleeve 7 is larger than that of the thread part of the adjusting screw rod 4, after the sealing ring 8 is installed, the thread of the adjusting screw rod 4 is isolated from the outside air, smoke dust and water mist can be effectively prevented from entering the sleeves 7, and the phenomenon of thread corrosion of the adjusting screw rod 4 is effectively eliminated.
The function of the adjusting screw 4 is shown to pull the adjusting frame 9 to adjust the position of the chain wheel 11 and thereby tension the chain 12. The adjusting frame 9 is a U-shaped frame, and the design structure of the U-shaped frame 9 can realize the position adjustment of the chain wheel 11 by the single adjusting screw rod 4. The adjusting frame 9 is horizontally placed in the walking frame 1, the bottom plate of the adjusting frame 9 is parallel and opposite to the rear end vertical plate of the walking frame 1, the distance between the outer portions of the two side plates of the adjusting frame 9 is matched with the distance between the inner walls of the two sides of the walking frame 1, the two side plates of the adjusting frame 9 are parallel and in sliding fit with the inner walls of the two sides of the walking frame 1, and the left-right swinging of the whole tensioning device can be effectively prevented.
The figure shows that a round hole is arranged in the middle of the bottom plate of the adjusting frame 9, the front part of the adjusting screw rod 4 penetrates through the round hole of the bottom plate of the adjusting frame 9, a nut 6 is clamped at the front end of the adjusting screw rod 4 and is clamped at the inner side of the round hole of the bottom plate, when the adjusting screw rod 4 moves towards the outer end, the nut 6 of the adjusting screw rod 4 can pull the outer end of the bottom plate of the adjusting frame 9 to move, and the purposes of adjusting the position of the chain wheel 11 and the tension degree of the chain 12 are achieved.
The lower ends of two side plates of the adjusting frame 9 are respectively provided with shaft holes, the diameters of the shaft holes are matched with the diameter of the chain wheel shaft 10, the central axes of two side plate surfaces of the walking frame 1 are respectively provided with an adjusting long hole 2 along the length direction, the shaft holes of the two side plates of the adjusting frame 9 are respectively opposite to the adjusting long holes 2 of the two side plate surfaces of the walking frame 1, and the diameters of the adjusting long holes 2 of the two side plate surfaces of the walking frame 1 are matched with the diameter of the chain wheel shaft 10.
The two ends of the chain wheel shaft 10 respectively penetrate through the shaft holes of the two side plates of the adjusting frame 9 and then are embedded in the adjusting long holes 2 of the two side plate surfaces of the walking frame 1, the two ends of the chain wheel shaft 10 are respectively in running fit with the shaft holes of the adjusting frame 9 and the adjusting long holes 2 of the walking frame 1, and the chain wheel 11 is sleeved on the chain wheel shaft 10. When the chain wheel 11 works, the pressure born by the chain wheel 11 is transferred to vertical plates at two sides of the walking frame 1 through the chain wheel shaft 10, and the problem of deformation of the adjusting screw rod 4 caused by direct stress is effectively solved.
The self-lubricating copper bush 13 is fixedly embedded in an inner hole of the chain wheel 11, the inner hole of the self-lubricating copper bush 13 is sleeved at the middle part of the chain wheel shaft 10, and the self-lubricating copper bush 13 can enable the chain wheel 11 and the chain wheel shaft 10 to perform self-lubricating. The chain wheel shafts 10 on two sides of the chain wheel 11 are respectively sleeved with shaft sleeves 14, and two ends of the two shaft sleeves 14 are respectively in close contact with the outer side wall of the chain wheel 11 and the inner wall of the side plate of the adjusting frame 9. The two ends of the shaft sleeve 14 tightly support the chain wheel 11 and the inner wall of the adjusting frame 9, so that the chain wheel 11 can be effectively prevented from axially moving on the chain wheel shaft 10.
A sprocket shaft clamping plate 15 is also connected between the sprocket shaft 10 and the adjusting frame 9 to limit the sprocket shaft 10. The structure is that one end of the chain wheel shaft 10 is provided with a groove at the outer side tightly attached to the side plate of the adjusting frame 9, the wall of the corresponding shaft sleeve 14 is provided with a notch, the thickness of the chain wheel shaft clamping plate 15 is matched with the width of the chain wheel shaft groove, one side of the chain wheel shaft clamping plate 15 is inserted into the chain wheel shaft groove through the shaft sleeve notch, and the plate surface of the chain wheel shaft clamping plate 15 is fixed on the side plate of the adjusting frame 9 through a screw. The sprocket shaft engaging plate 15 can effectively prevent the rotation and axial play of the sprocket shaft 10.
The installation method of the invention is as follows:
firstly, two sleeves 7 are respectively welded at two ends of an adjusting nut 3 in an aligned mode, then the adjusting nut 3 is welded in a nut hole of a vertical plate at the rear end of a walking frame 1, a proper amount of lubricating grease is filled in the two sleeves 7, and sealing rings 8 are arranged in grooves at two ends of the two sleeves 7;
then, the front part of the adjusting screw rod 4 penetrates through a round hole of a bottom plate of the adjusting frame 9, a nut 6 at the front end of the adjusting screw rod 4 is clamped on the inner side of the round hole of the bottom plate, the adjusting frame 9 is placed at the rear part of the walking frame 1, the adjusting screw rod 4 penetrates through a sleeve 7 and an adjusting nut 3 at the rear end of the walking frame 1, and sealing rings 8 at two ends of the sleeve 7 are tightly connected with a rod body of the adjusting screw rod 4;
the shaft holes of two side plates of an adjusting frame 9 are respectively opposite to adjusting long holes 2 of two side plate surfaces of a walking frame 1, one end of a chain wheel shaft 10 sequentially penetrates through the adjusting long hole 2 of one side plate surface, the shaft hole of one side plate of the adjusting frame 9, a shaft sleeve 14 on one side, a self-lubricating shaft sleeve 13, a shaft sleeve 14 on the other side, the shaft hole of the other side of the adjusting frame 9 and the adjusting long hole 2 of the other side plate surface of the walking frame 1 from one side of the walking frame 1, at the moment, a chain wheel 11 is sleeved on the self-lubricating shaft sleeve 13, and a chain 12 is sleeved on the chain wheel 11;
then inserting the chain wheel shaft clamping plate 15 into the shaft sleeve notch and the chain wheel shaft groove, and fixing the plate surface of the chain wheel shaft clamping plate 15 on the side plate of the adjusting frame 9 by using a screw;
finally, a movable wrench is used for rotating the rear end square head 5 of the adjusting screw rod 4, the nut 6 of the adjusting screw rod 4 pulls the outer end of the bottom plate of the adjusting frame 9 to move, the position of the chain wheel 11 is adjusted, the chain 12 is tightened, and the purpose of adjusting the position of the chain wheel 11 and the tightness of the chain 12 is achieved.
One embodiment of the invention is as follows:
the length of the adjusting nut 3 is 70-80mm, the outer diameter is 60-70mm, and the size of the internal thread is M39;
the length of the adjusting screw rod 4 is 400-450mm, and the thread size is M39;
the length of the sleeve 7 is 90-100mm, the outer diameter is 60-70mm, and the inner diameter is 40-42 mm;
the thickness of the sealing ring 8 is 6-10mm, the outer diameter is 50-55mm, and the inner diameter is 40-42 mm; (ii) a
The plate thickness of the adjusting frame 9 is 16-20mm, the height is 80-100mm, the internal width of the two side plates is 270-280mm, and the length of the two side plates is 230-250 mm;
the length of the chain wheel shaft 10 is 300-330mm, the diameter is 50-60mm, the width of the groove is 8-10mm, and the depth of the groove is 10-15 mm;
the inner diameter of the chain wheel 11 is 135mm, the outer diameter is 230mm and the thickness is 50-60 mm;
the chain 12 may be of the gauge type 20A-24A.
Claims (6)
1. Can avoid corrosion deformation and easy blast furnace tapping machine chain straining device who adjusts, its characterized in that: the adjustable walking frame comprises an adjusting nut (3), an adjusting screw rod (4), an adjusting frame (9), a chain wheel shaft (10) and a chain wheel (11), wherein a nut hole is formed in the plate surface of a vertical plate at the rear end of a walking frame (1), the adjusting nut (3) is a cylinder with an internal thread, the adjusting nut (3) is embedded in the nut hole and welded and fixed, the adjusting screw rod (4) is screwed in the adjusting nut (3), the front part of the adjusting screw rod (4) enters the walking frame (1), the rear part of the adjusting screw rod (4) is arranged outside the walking frame (1), the rear end of the adjusting screw rod (4) is a square head (5), the adjusting frame (9) is a U-shaped frame, the adjusting frame (9) is horizontally placed in the walking frame (1), the front end of the adjusting screw rod (4) is connected with a bottom plate of the adjusting frame (9), shaft holes are respectively formed in the lower ends of two side plates of the adjusting frame (9), and adjusting long holes (2) along the length direction are respectively formed in the central axis of the plate surfaces at the two sides of the walking frame (1), the shaft holes of the two side plates of the adjusting frame (9) are opposite to the adjusting long holes (2) of the two side plate surfaces of the walking frame (1) respectively, the two ends of the chain wheel shaft (10) penetrate through the shaft holes of the two side plates of the adjusting frame (9) respectively and then are embedded in the adjusting long holes (2) of the two side plate surfaces of the walking frame (1), the two ends of the chain wheel shaft (10) are in sliding fit with the adjusting long holes (2) of the two side plate surfaces of the walking frame (1) respectively, and the chain wheel (11) is sleeved on the chain wheel shaft (10).
2. The tension device of blast furnace opener chain capable of avoiding rust deformation and easy adjustment according to claim 1, wherein: the two ends of the adjusting nut (3) are respectively welded with a sleeve (7), the two sleeves (7) are respectively sleeved on the adjusting screw rod (4), two ends of the inner wall of each sleeve (7) are respectively provided with a groove surrounding the inner wall of each sleeve, a sealing ring (8) is embedded in each groove, and the sealing ring (8) is tightly matched with the adjusting screw rod (4).
3. The tension device of blast furnace opener chain capable of avoiding rust deformation and easy adjustment according to claim 1, wherein: the bottom plate of the adjusting frame (9) is parallel and opposite to the rear end vertical plate of the walking frame (1), two side plates of the adjusting frame (9) are parallel and in sliding fit with the inner walls of the two sides of the walking frame (1), a round hole is formed in the middle of the bottom plate of the adjusting frame (9), the front portion of the adjusting screw rod (4) penetrates through the round hole of the bottom plate of the adjusting frame (9), and a nut (6) is clamped at the inner side of the round hole of the bottom plate at the front end of the adjusting screw rod (4).
4. The tension device of blast furnace opener chain capable of avoiding rust deformation and easy adjustment according to claim 1, wherein: the diameter of the shaft holes of the two side plates of the adjusting frame (4) is matched with the diameter of the chain wheel shaft (10), the diameter of the adjusting long holes (2) of the two side plates of the walking frame (1) is matched with the diameter of the chain wheel shaft (10), and the two ends of the chain wheel shaft (10) are respectively in running fit with the shaft holes of the adjusting frame (9) and the adjusting long holes (2) of the walking frame (1).
5. The tension device of blast furnace opener chain capable of avoiding rust deformation and easy adjustment according to claim 1, wherein: fixed the inlaying in the hole of sprocket (11) has self-lubricating copper sheathing (13), and the interior hole suit of self-lubricating copper sheathing (13) is at sprocket shaft (10) middle part, and the cover is equipped with axle sleeve (14) respectively on sprocket shaft (10) of sprocket (11) both sides, the both ends of two axle sleeves (14) respectively with sprocket (11) lateral wall and adjusting frame (9) curb plate inner wall in close contact with.
6. The tension device of blast furnace opener chain capable of avoiding rust deformation and easy adjustment according to claim 1, wherein: one end of the chain wheel shaft (10) is provided with a groove at the outer side tightly attached to the side plate of the adjusting frame (9), a corresponding shaft sleeve wall is provided with a notch, the thickness of the chain wheel shaft clamping plate (15) is matched with the width of the chain wheel shaft groove, one side of the chain wheel shaft clamping plate (15) is inserted into the chain wheel shaft groove through the shaft sleeve notch, and the plate surface of the chain wheel shaft clamping plate (15) is fixed on the side plate of the adjusting frame (9) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111069373.0A CN113930565A (en) | 2021-09-13 | 2021-09-13 | Blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easily adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111069373.0A CN113930565A (en) | 2021-09-13 | 2021-09-13 | Blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easily adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113930565A true CN113930565A (en) | 2022-01-14 |
Family
ID=79275586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111069373.0A Pending CN113930565A (en) | 2021-09-13 | 2021-09-13 | Blast furnace tapping machine chain tensioning device capable of avoiding corrosion deformation and being easily adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113930565A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB902886A (en) * | 1958-09-06 | 1962-08-09 | Voest Ag | Device for tensioning the chains of endless chain conveyors |
| WO2011026788A1 (en) * | 2009-09-01 | 2011-03-10 | SSI Schäfer Noell GmbH Lager- und Systemtechnik | Device for tensioning continuously recirculating conveyors |
| CN202132455U (en) * | 2011-07-20 | 2012-02-01 | 陶德明 | Chain tightener |
| CN203568368U (en) * | 2013-11-22 | 2014-04-30 | 上海天顺环保设备有限公司 | Tail tension device for chain conveyor |
| CN204437207U (en) * | 2015-01-20 | 2015-07-01 | 广西金邦泰科技有限公司 | A kind of press filter plate drawing chain is from tension structure |
-
2021
- 2021-09-13 CN CN202111069373.0A patent/CN113930565A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB902886A (en) * | 1958-09-06 | 1962-08-09 | Voest Ag | Device for tensioning the chains of endless chain conveyors |
| WO2011026788A1 (en) * | 2009-09-01 | 2011-03-10 | SSI Schäfer Noell GmbH Lager- und Systemtechnik | Device for tensioning continuously recirculating conveyors |
| CN202132455U (en) * | 2011-07-20 | 2012-02-01 | 陶德明 | Chain tightener |
| CN203568368U (en) * | 2013-11-22 | 2014-04-30 | 上海天顺环保设备有限公司 | Tail tension device for chain conveyor |
| CN204437207U (en) * | 2015-01-20 | 2015-07-01 | 广西金邦泰科技有限公司 | A kind of press filter plate drawing chain is from tension structure |
Non-Patent Citations (1)
| Title |
|---|
| 王苏生: "摩托车发动机正时链常用张紧装置", 《摩托车技术》 * |
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Application publication date: 20220114 |