CN111747045A - Heavy carrier roller for mounting and sliding large converter - Google Patents
Heavy carrier roller for mounting and sliding large converter Download PDFInfo
- Publication number
- CN111747045A CN111747045A CN202010560040.7A CN202010560040A CN111747045A CN 111747045 A CN111747045 A CN 111747045A CN 202010560040 A CN202010560040 A CN 202010560040A CN 111747045 A CN111747045 A CN 111747045A
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- Prior art keywords
- roller
- carrier roller
- roller group
- sliding
- carrier
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/0223—Heavy
Abstract
The invention discloses a heavy carrier roller for mounting and sliding a large converter, which comprises a stress shell and a plurality of layers of carrier roller groups arranged in the stress shell, wherein the stress shell is integrally of a groove body structure with a downward opening, the groove walls on two sides of a groove body are rotationally connected with the carrier roller groups, each carrier roller group comprises a bottom working roller group and at least one layer of supporting roller group arranged above the working roller group, each layer of carrier roller group comprises a plurality of carrier rollers which are arranged in parallel along the length direction of the groove body, and adjacent carrier rollers are mutually abutted. The invention has the following beneficial effects: (1) by arranging the working roller group, the friction force is reduced, the thrust force or traction force required by moving the converter is reduced, and the installation efficiency of the converter is improved; (2) by arranging the layered support roller sets, stress is uniformly dispersed, deformation of the carrier roller is reduced, and the service life is prolonged; (3) the leveling mechanism is arranged to realize the leveling of the carrier roller top plate, so that the converter is prevented from inclining in the moving process; (4) leveling is realized by pressing the top plate, and the leveling mode is simple and effective.
Description
Technical Field
The invention relates to the technical field of converter installation, in particular to a heavy carrier roller for installation and sliding of a large converter.
Background
The converter is generally composed of four parts, namely a backing ring, a furnace top, a middle part and a furnace bottom, and has construction difficulties of large volume, heavy tonnage, limited installation space and the like. In a large converter transformation project, the converter needs to be wholly slid to be in place, particularly, in the whole sliding process of the converter, huge thrust or traction force is needed, in the prior art, a sliding rail is usually arranged at the bottom of the converter, and the surface of the sliding rail is lubricated to reduce sliding friction force.
For example, a chinese patent document discloses "a method for flip-chip mounting a converter by using a hoist", which is under the publication No. CN105671245B, and comprises the following steps: the converter shell slides, a converter and a supporting ring lifting device are arranged, the supporting ring slides and is installed, the converter shell is lifted, the converter shell and the supporting ring are connected and assembled, and the traction and lifting devices of all platforms are detached. The method is suitable for projects with later entering time of the converter and the backing ring equipment in the reconstruction, extension, overhaul and new construction of the converter. The invention discloses that a slide way is arranged to enable a converter to slide on the slide way, and lubricating grease is coated on the surface of the slide way to reduce friction resistance. The converter has the disadvantages that the friction coefficient of the slideway coated with the lubricating grease is still larger, the movable converter still needs larger traction force, and in addition, a large amount of lubricating grease needs to be coated on the slideway, so that the converter consumes time and materials, and is low in efficiency and high in cost.
Disclosure of Invention
The heavy carrier roller for the large-scale converter installation and sliding aims to solve the problems that the friction force reducing effect is poor, the converter moving difficulty is high, time and material consumption is caused by lubrication treatment, and the converter installation efficiency is low in the prior art, and the heavy carrier roller for the large-scale converter installation and sliding effectively reduces the friction force, reduces pushing or traction load, is high in bearing capacity, and improves the installation efficiency of the large-scale converter.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a large-scale converter installation is slided and is used heavy bearing roller, includes atress shell and sets up a plurality of layers of bearing roller group in the atress shell, the atress shell wholly is the decurrent groove structure of opening, and the both sides cell wall and the bearing roller group of cell body rotate to be connected, and bearing roller group includes the work roller set of bottom and the support roller set of at least one deck setting in the work roller set top, and every layer of bearing roller group includes a plurality of bearing rollers of arranging side by side along cell body length direction, and adjacent bearing roller butt of each other.
The invention is characterized in that a stress shell is used for bearing, a plurality of layers of carrier roller sets are arranged in the stress shell, the carrier roller sets at the bottom layer are working roller sets and are used for rolling in the slide rails, and the supporting roller sets arranged on the working roller sets are used for decomposing huge pressure borne by the carrier rollers through multi-point contact, so that the carrier roller deformation is reduced, and the carrier roller is uniformly stressed.
Preferably, the support roller group comprises an upper support roller group and a lower support roller group which are arranged in an upper-lower layered mode, the lower support roller group comprises large carrier rollers positioned at two ends and small carrier rollers positioned between the large carrier rollers, and the small carrier rollers are provided with a plurality of layers.
The pressure that work roller set received is further decomposed to the number of piles through increasing the support roller set, reduces deformation, simultaneously because the lower support roller set both received the pressure of bottom work roller set to its production, received the pressure of support roller set to its production on the top again, deformation is great, through reducing the bearing roller size to set up a plurality of layers of little bearing rollers, further decompose the atress, reduce deformation.
Preferably, the stressed shell comprises a horizontally arranged supporting plate and two mounting plates vertically arranged below the supporting plate, and the carrier roller group is arranged between the two mounting plates.
The horizontal backup pad is used for contacting bottom of converter, and the mounting panel is used for installing the bearing roller group, connects bearing roller and backup pad for the bearing roller does not contact with the backup pad, guarantees that the bearing roller rolls smoothly.
Preferably, at least one leveling mechanism is arranged on the stress shell and comprises a top plate, a sleeve, a middle rotary drum and an adjusting cylinder, the top plate is elastically connected with the sleeve, a rotary groove is formed in the inner wall of the sleeve and is a zigzag chute in circumferential end-to-end connection, a bump is arranged on the outer side of the middle rotary drum and is in sliding connection with the rotary groove, the top of the middle rotary drum is rotatably connected with the top plate, an adjusting cylinder is arranged in the middle rotary drum and is fixedly connected with the middle rotary drum in circumferential direction and in axial sliding connection, the bottom of the adjusting cylinder is rotatably connected with the sleeve, a screw rod is in threaded connection with the middle of the adjusting cylinder, and the screw rod is fixedly connected with the top of the stress shell.
Because the converter is usually required to be placed on the carrier roller from top to bottom by a hoisting structure during installation, the converter and the slide rail are large in size, each carrier roller cannot be ensured to be in a horizontal state during placement, the converter is easy to incline during installation, the converter is easy to move, and potential safety hazards exist. Before installation, a screw rod is arranged on a stress shell, a leveling mechanism is installed on the screw rod, the top plate is repeatedly pressed to drive a transfer cylinder to reciprocate in the vertical direction, at the moment, a lug on the transfer cylinder moves in a zigzag chute in a zigzag manner, the sleeve and the transfer cylinder form relative displacement, so that the transfer cylinder rotates in the sleeve while moving vertically, the transfer cylinder drives an internal adjusting cylinder to rotate synchronously while rotating, the adjusting cylinder moves vertically and downwards while rotating due to the threaded connection of the adjusting cylinder and the screw rod, and drives structures such as the sleeve and the top plate to move vertically and downwards, so as to achieve the purpose of adjusting the horizontal position, the operations are carried out on a plurality of carrier rollers to finish the leveling of each carrier roller, when the converter is placed on the top plate, the top plate is elastically connected with the sleeve, and can play a role of buffering the converter with heavy tonnage, in the embodiment, the top plate is connected with the sleeve through a, a plurality of leveling mechanisms can be arranged on each carrier roller according to conditions.
Preferably, the rotary groove comprises a plurality of first inclined grooves and second inclined grooves which are connected end to end, and transition grooves are arranged at the joints of the first inclined grooves and the second inclined grooves.
When the middle rotary drum moves down, the convex block on the middle rotary drum moves downwards along the first chute in an inclined way, the middle rotary drum is driven to rotate by a certain angle, the convex block reaches the bottom of the first chute and then enters the second chute along the transition groove, the middle rotary drum starts to move upwards under the action of elastic force at the moment, the convex block moves upwards along the second chute in an inclined way, the middle rotary drum is driven to continue to rotate by a certain angle in the same direction, the wall of the chute on one side of the transition groove is an arc-shaped wall, the two sides close to the top and the bottom of the sleeve are arranged, and the convex block smoothly transitions.
Preferably, the outer side of the adjusting cylinder is provided with a vertical guide groove, the inner side of the transfer cylinder is provided with a convex strip, and the convex strip is arranged in the guide groove in a sliding manner.
Well rotary drum reciprocating motion from top to bottom when the pivoted, through set up vertical sand grip in well rotary drum, the adjusting cylinder sets up the guide slot outward, makes vertical reciprocating motion of sand grip in the guide slot and drives adjusting cylinder synchronous rotation in circumference, simple structure, effective restriction degree of freedom.
Preferably, the outer side of the adjusting cylinder is provided with a convex strip, the inner side of the transfer cylinder is provided with a vertical guide groove, and the convex strip is arranged in the guide groove in a sliding manner.
Another kind of embodiment sets up the guide slot in the transfer cylinder, adjusts the section of thick bamboo and sets up the sand grip outward, makes the vertical reciprocating motion of guide slot outside the sand grip to drive in circumference and adjust a section of thick bamboo synchronous revolution, simple structure effectively restricts the degree of freedom.
Preferably, the bottom of the adjusting cylinder is provided with an annular convex strip, the cross section of the end part of the annular convex strip is T-shaped, the bottom of the sleeve is provided with an annular groove, the cross section of the annular groove is T-shaped and matched with the annular convex strip, and the annular convex strip is arranged in the annular groove in a sliding manner.
The adjusting cylinder moves downwards along the screw rod through thread fit when rotating, the annular raised line rotates in the annular groove of the sleeve on the one hand, so that the sleeve cannot rotate synchronously, and on the other hand, the sleeve and the top plate are driven to move downwards through the T-shaped structure, so that leveling is realized.
Preferably, a counter bore is arranged in the screw rod, and a self-tapping screw for fixing the screw rod and the stress shell is arranged in the counter bore.
Utilize the screw rod inner space conveniently to fix the screw rod on the atress shell, and connect firmly.
Preferably, the upper surface of the top plate is provided with anti-skid grains.
The friction force of the surface of the top plate is increased by arranging the anti-slip patterns, so that the converter is prevented from slipping when placed.
Therefore, the invention has the following beneficial effects: (1) by arranging the working roller group, the friction force is reduced, the thrust force or traction force required by moving the converter is reduced, and the installation efficiency of the converter is improved; (2) by arranging the layered support roller sets, stress is uniformly dispersed, deformation of the carrier roller is reduced, and the service life is prolonged; (3) the leveling mechanism is arranged to realize the leveling of the carrier roller top plate, so that the converter is prevented from inclining in the moving process; (4) leveling is realized by pressing the top plate, and the leveling mode is simple and effective.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the stressed shell and the carrier roller set of the invention.
Fig. 3 is a schematic structural view of the leveling mechanism of the present invention.
In the figure: 1. the device comprises a stress shell, 11, a support plate, 12, a mounting plate, 2, a working roller set, 3, a lower support roller set, 31, a large carrier roller, 32, a small carrier roller, 4, an upper support roller set, 5, a leveling mechanism, 51, a top plate, 52, a pressure spring, 53, a sleeve, 531, a rotary groove, 54, a transfer cylinder, 541, a bump, 542, a convex strip, 55, an adjusting cylinder, 551, a guide groove, 552, an annular convex strip, 56, a screw rod, 561 and a counter bore.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
In the embodiment shown in fig. 1 and 2, the heavy carrier roller for mounting and sliding the large converter comprises a stress shell 1, a plurality of layers of carrier roller sets arranged in the stress shell 1, and a leveling mechanism 4 arranged on the stress shell 1, wherein the stress shell 1 is integrally of a groove body structure with a downward opening, the cross section is in a pi shape, the groove walls on two sides of the groove body are rotatably connected with the carrier roller sets, the stress shell 1 comprises a horizontally arranged support plate 11 and two mounting plates 12 vertically arranged below the support plate 11, and the carrier roller sets are arranged between the two mounting plates 12. The bearing roller group includes the work roller set 2 of bottom, be located the lower support roller set 3 of work roller set 2 top and be located the last supporting roller group 4 of lower support roller set 3 top, and every layer of bearing roller group includes a plurality of bearing rollers of arranging side by side along cell body length direction, and adjacent bearing roller is the butt each other. As shown in fig. 2, the lower support roller group 3 includes large idlers 31 at both ends and small idlers 32 between the large idlers 31, the small idlers 32 are provided in two layers, the idler sizes of the work roller group 4 and the upper support roller group 4 are the same as those of the large idlers 31, and a certain space exists between the upper support roller group 4 and the support plate 11.
Be equipped with at least one levelling mechanism 5 in the backup pad 11, levelling mechanism 5 includes roof 51, pressure spring 52, sleeve 53, transfer cylinder 54, and adjusting cylinder 55, roof 51 upper surface is equipped with anti-skidding line, roof 51 bottom is through pressure spring 52 and sleeve 53 top elastic connection, the sleeve inner wall is equipped with the turn-around groove 531, the turn-around groove is circumference end to end's zigzag chute, the turn-around groove includes a plurality of end to end's first chute and second chute, first chute and second chute junction are equipped with the aqueduct, it is the arc wall to cross one side cell wall of aqueduct near the bottom at sleeve top. Well rotary drum outside is equipped with lug 541, lug and gyration groove 531 sliding connection, the rotary drum top is connected with the roof rotation, be equipped with regulation section of thick bamboo 55 in the transfer section of thick bamboo, the regulation section of thick bamboo 55 outside is equipped with vertical guide slot 551, the transfer section of thick bamboo inboard is equipped with sand grip 542, sand grip 542 slides and sets up in guide slot 551, adjust section of thick bamboo and transfer section of thick bamboo circumference fixed connection and axial sliding connection, it is equipped with annular sand grip 552 to adjust the bobbin base portion, annular sand grip 552 upwards bulges, its end cross-section is the T font, the sleeve bottom is equipped with the ring channel, the ring channel cross-section is the T font with annular sand grip adaptation, the annular sand grip slides and sets up in the ring channel, rotate with the sleeve and be connected, threaded connection has screw rod 56 in the regulation section of thick bamboo.
When the roller bearing device is installed, the screw is fixed on the stressed shell, and the plurality of carrier rollers are installed in the slide rail; then the leveling mechanism 5 is arranged at the upper end of the screw rod, the heights of the top plates are finely adjusted by repeatedly pressing the top plates, and the top plates on all the carrier rollers are positioned on the same horizontal plane with the aid of instruments such as a level meter and the like; and finally, slowly placing the converter on a top plate of the carrier roller, so that the converter can translate along the slide rail. At the moment, the working roller group is used for rolling and translating, the carrier rollers in the upper supporting roller group and the lower supporting roller group are used for decomposing the pressure on the working roller group, the carrier roller deformation is small, and because the adjacent carrier rollers are in line contact, the friction coefficient is small, the force required by moving the converter is reduced, and the installation efficiency is increased.
Claims (10)
1. The utility model provides a large-scale converter installation is slided and is used heavy bearing roller, characterized by, includes atress shell and sets up a plurality of layers of bearing roller group in the atress shell, the atress shell is whole to be the decurrent cell body structure of opening, and the both sides cell wall and the bearing roller group of cell body rotate to be connected, and bearing roller group includes the work roller set of bottom and the support roller set of at least one deck setting in the work roller set top, and every layer of bearing roller group includes a plurality of bearing rollers of arranging side by side along cell body length direction, and adjacent bearing roller.
2. The heavy carrier roller for the mounting and sliding of the large converter according to claim 1, wherein the support roller group comprises an upper support roller group and a lower support roller group which are arranged in an upper-lower layered manner, the lower support roller group comprises large carrier rollers at two ends and small carrier rollers between the large carrier rollers, and the small carrier rollers are arranged in a plurality of layers.
3. The heavy carrier roller for the installation and sliding of the large converter according to claim 1, wherein the stressed shell comprises a horizontally arranged support plate and two mounting plates vertically arranged below the support plate, and the carrier roller group is arranged between the two mounting plates.
4. The heavy carrier roller for the installation and sliding of the large-scale converter according to claim 1, 2 or 3, wherein the stressed shell is provided with at least one leveling mechanism, the leveling mechanism comprises a top plate, a sleeve, a middle revolving drum and an adjusting drum, the top plate is elastically connected with the sleeve, the inner wall of the sleeve is provided with a revolving groove, the revolving groove is a zigzag chute which is circumferentially connected end to end, a bump is arranged on the outer side of the middle revolving drum, the bump is slidably connected with the revolving groove, the top of the middle revolving drum is rotatably connected with the top plate, the adjusting drum is arranged in the middle revolving drum, the adjusting drum is circumferentially fixedly connected with the middle revolving drum and axially slidably connected with the middle revolving drum, the bottom of the adjusting drum is rotatably connected with the sleeve, a screw is threadedly connected in the adjusting drum, and the screw is.
5. The heavy carrier roller for mounting and sliding the large converter according to claim 4, wherein the revolving chute comprises a plurality of first chutes and second chutes connected end to end, and a transition chute is provided at a joint of the first chute and the second chute.
6. The heavy carrier roller for the installation and sliding of the large converter according to claim 4, wherein the adjusting cylinder is provided with a vertical guide groove on the outer side, the transfer cylinder is provided with a convex strip on the inner side, and the convex strip is slidably arranged in the guide groove.
7. The heavy carrier roller for mounting and sliding the large converter according to claim 4, wherein a protruding strip is arranged on the outer side of the adjusting cylinder, a vertical guide groove is arranged on the inner side of the transfer cylinder, and the protruding strip is slidably arranged in the guide groove.
8. The heavy carrier roller for mounting and sliding a large-scale converter according to claim 4, wherein the bottom of the adjusting cylinder is provided with an annular rib, the cross section of the end of the annular rib is T-shaped, the bottom of the sleeve is provided with an annular groove, the cross section of the annular groove is T-shaped and matched with the annular rib, and the annular rib is slidably arranged in the annular groove.
9. The heavy carrier roller for the mounting and sliding of the large converter according to claim 4, wherein a counter bore is formed in the screw, and a self-tapping screw for fixing the screw and the stressed shell is arranged in the counter bore.
10. The heavy carrier roller for the installation and sliding of the large converter according to claim 4, wherein the top plate is provided with anti-slip lines on the upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560040.7A CN111747045B (en) | 2020-06-18 | 2020-06-18 | Heavy carrier roller for mounting and sliding large converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560040.7A CN111747045B (en) | 2020-06-18 | 2020-06-18 | Heavy carrier roller for mounting and sliding large converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111747045A true CN111747045A (en) | 2020-10-09 |
| CN111747045B CN111747045B (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010560040.7A Active CN111747045B (en) | 2020-06-18 | 2020-06-18 | Heavy carrier roller for mounting and sliding large converter |
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| Country | Link |
|---|---|
| CN (1) | CN111747045B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553795A (en) * | 1982-04-02 | 1985-11-19 | Shozo Takagi | Mold supporting arrangement |
| JPS62121116A (en) * | 1985-11-19 | 1987-06-02 | ドイチエ・シユタ−ル・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Rolling element |
| CN2088990U (en) * | 1991-01-15 | 1991-11-20 | 颜鸿光 | Device for delivering heavy load |
| JP2005162320A (en) * | 2003-12-01 | 2005-06-23 | Kuninori Tsukahara | Platform for directly unloading cargo thereon |
| CN201703808U (en) * | 2010-07-06 | 2011-01-12 | 宁夏大学 | Multidirectional continuous rolling rod |
| CN212830775U (en) * | 2020-06-18 | 2021-03-30 | 中国三冶集团有限公司宁波分公司 | Heavy carrier roller for mounting and sliding large converter |
-
2020
- 2020-06-18 CN CN202010560040.7A patent/CN111747045B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553795A (en) * | 1982-04-02 | 1985-11-19 | Shozo Takagi | Mold supporting arrangement |
| JPS62121116A (en) * | 1985-11-19 | 1987-06-02 | ドイチエ・シユタ−ル・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Rolling element |
| CN2088990U (en) * | 1991-01-15 | 1991-11-20 | 颜鸿光 | Device for delivering heavy load |
| JP2005162320A (en) * | 2003-12-01 | 2005-06-23 | Kuninori Tsukahara | Platform for directly unloading cargo thereon |
| CN201703808U (en) * | 2010-07-06 | 2011-01-12 | 宁夏大学 | Multidirectional continuous rolling rod |
| CN212830775U (en) * | 2020-06-18 | 2021-03-30 | 中国三冶集团有限公司宁波分公司 | Heavy carrier roller for mounting and sliding large converter |
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| Publication number | Publication date |
|---|---|
| CN111747045B (en) | 2021-08-17 |
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