CN114214478A

CN114214478A - Rotary feeding chute

Info

Publication number: CN114214478A
Application number: CN202111567048.7A
Authority: CN
Inventors: 杨顺志; 夏明炜; 杨海俊
Original assignee: WUHU HUAJIE ENVIRONMENTAL PROTECTION EQUIPMENT CO LTD
Current assignee: WUHU HUAJIE ENVIRONMENTAL PROTECTION EQUIPMENT CO LTD
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-03-22
Anticipated expiration: 2041-12-21
Also published as: CN114214478B

Abstract

The invention provides a rotary feeding chute which comprises a feeding hopper, wherein the bottom of the feeding hopper is connected with a discharging chute, the bottom of the discharging chute is provided with a rotating stand column, the symmetrical sides of the discharging chute of the rotating stand column are detachably connected with an adjustable counterweight device, the bottom of the rotating stand column is provided with an external tooth rotary support, the external tooth rotary support is arranged on a base, the side of the base, facing molten steel, is provided with a heat-insulating and dustproof protective cover, and the other side of the base is connected with a driving device, so that the technical problem that the service life of the conventional rotary feeding chute is short is solved.

Description

Rotary feeding chute

Technical Field

The invention mainly relates to the technical field of metallurgy, in particular to a rotary feeding chute.

Background

For a long time, alloy materials are added behind a converter, the rotation of a rotary chute is realized by a sliding shaft sleeve, frequent metal fine particles are subjected to friction sliding surface, the friction resistance is large, in addition, high-temperature radiation is generated, grease of the sliding shaft sleeve is dried and cracked, new lubricating oil cannot be injected, the load is increased, a weak place of the whole set of equipment is damaged in advance, and even the motor shell is cracked.

Some steel plants adopt a slewing bearing to replace a sliding shaft sleeve, but the slewing bearing is too close to a steel ladle to bear high-temperature radiation, and the device of the slewing bearing is also frequently broken down, so that the steel-making production is seriously influenced.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention provides a rotary feeding chute, which is used for solving the technical problem of low service life of the rotary feeding chute in the background technology.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows: the utility model provides a rotatory feed elephant trunk, includes the pan feeding funnel, ejection of compact elephant trunk is connected to pan feeding funnel bottom, ejection of compact elephant trunk bottom is equipped with the rotation stand, the ejection of compact elephant trunk symmetry side of rotating the stand can be dismantled and connect regulation formula counter weight device, it is equipped with the external tooth gyration and supports to rotate stand bottom, the external tooth gyration of taking is supported and is located on the base, the base is equipped with thermal-insulated dustproof safety cover towards the molten steel side, drive arrangement is connected to the base opposite side.

Further, ejection of compact elephant trunk bottom can be dismantled and connection recovery unit, recovery unit includes the chute connecting plate, open at chute connecting plate top has the inclined groove, the inclined groove matches ejection of compact elephant trunk, connecting screw hole is opened at inclined groove both ends, open chute connecting plate bottom both sides has the sliding tray, power device is connected to sliding tray bottom one side, the rotation lead screw is connected to the power device side, the sliding tray with rotate lead screw accordant connection and retrieve the box.

Furthermore, the recycling box comprises a storage box, one side of the storage box is connected with a moving block, and the top of the moving block is symmetrically connected with an L-shaped sliding block.

Further, regulation formula counter weight device includes the weight regulating box, weight regulating box side fixed connection L shape cardboard, L shape cardboard joint the combination board of rotation stand side, L shape cardboard bottom is equipped with the cushion, the cushion bottom is equipped with stop device, the weight regulating block can be placed to the weight regulating box, open at weight regulating block top has the recess, be equipped with in the recess and carry the handle.

Further, stop device locates in the reentrant angle of weight regulating box bottom one side, stop device includes the stopper, sliding connection locking device in the stopper, locking device includes many closure stick, the sliding block is connected to closure stick bottom, sliding block one side fixed connection regulating rod, regulating rod end connection dials the piece, it has the concave groove to dial the piece middle part and open, the stick is dialled to concave groove accordant connection T shape, open the stopper side has corresponding T shape adjustment tank, the T shape adjustment tank with the stick phase-match is stirred to the T shape.

Furthermore, a pinion is connected to the bottom of the driving device, the outer side of the pinion is matched with the external tooth rotary support, and a dry oil lubricating device is arranged inside the external tooth rotary support.

Furthermore, wear-resistant hard alloy is cast on the inner wall of the discharge chute.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

the invention has reasonable design, and the eccentric structure is adopted, so that the power device principle heat source is reversely provided with the adjustable configuration device, the stand column is rotated in a balanced manner to prevent the bottom from side surface abrasion, and the heat-insulation dustproof protection cover is added, thereby integrally prolonging the service life of the device;

the end part of the discharge chute is provided with a retractable recovery box to recover the residual raw materials, so that the phenomenon that the residual raw materials fall to the ground to hit people is effectively prevented;

the adjustable counterweight device is detachably connected with the combination plate, and the weight can be adjusted according to specific devices, so that the weights on two sides of the rotating upright post are kept balanced, and the adaptability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the recycling apparatus of the present invention;

FIG. 3 is a schematic view of an adjustable counterweight device according to the present invention;

fig. 4 is a schematic structural view of the locking device of the present invention.

Reference numerals

1. A feeding funnel; 2. a discharging chute; 21. a recovery device; 22. a chute connecting plate; 23. a threaded hole; 24. a sliding groove; 25. a power plant; 26. rotating the screw rod; 27. a recovery box; 271. a storage box; 272. a moving block; 273. an L-shaped slider; 3. rotating the upright post; 4. an adjustable counterweight device; 41. a weight adjusting box; 42. an L-shaped clamping plate; 43. a bonding plate; 44. cushion blocks; 45. a limiting device; 451. a limiting block; 452. a locking device; 453. a locking bar; 454. a slider; 455. an adjusting rod; 456. a shifting block; 457. a concave groove; 458. a T-shaped toggle bar; 46. a weight adjusting block; 47. lifting the handle; 5. the rotary support with external teeth; 6. a base; 7. a heat-insulating dust-proof protective cover; 8. a drive device; 81. grease lubrication device.

Detailed Description

In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," "provided," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to the attached figures 1-4, the rotary feeding chute comprises a feeding funnel 1, a discharging chute 2 is connected with the bottom of the feeding funnel 1, the bottom of the discharging chute 2 is provided with a rotating upright post 3, the symmetrical sides of the discharging chute 2 of the rotating upright post 3 are detachably connected with an adjustable counterweight device 4, the bottom of the rotating upright post 3 is provided with a rotary support 5 with external teeth, the rotary support 5 with external teeth is arranged on a base 6, the base 6 is provided with a heat-insulating and dustproof protective cover 7 facing the molten steel side, the other side of the base 6 is connected with a driving device 8, the device can be leveled by a lateral adjustable counterweight device 4, thereby guarantee the 3 both sides weight levels of rotation stand at top, improve the life who rotates stand 3, eccentric unloading, side set up thermal-insulated dustproof safety cover 7 and further protect the motor not radiated by high temperature.

The bottom of the discharging chute 2 is detachably connected with a recovery device 21, the recovery device 21 comprises a chute connecting plate 22, an inclined groove is formed in the top of the chute connecting plate 22 and is matched with the discharging chute 2, connecting threaded holes 23 are formed in two ends of the inclined groove, sliding grooves 24 are formed in two sides of the bottom of the chute connecting plate 22, one side of the bottom of each sliding groove 24 is connected with a power device 25, a rotating lead screw 26 is connected to the side surface of each power device 25, each sliding groove 24 is connected with a recovery box 27 in a matched manner with the corresponding rotating lead screw 26, after the discharging chute 2 is completely discharged, the recovery device 21 can prevent residual bottom materials inside the discharging chute 2 in the rotating process from falling onto the ground due to the effect of centrifugal force, so that the bottom surface of a plant area is dirty and even operators are injured, the chute connecting plate 22 at the bottom is connected with the discharging chute 2 during installation and is connected with the threaded holes 23 in a matched manner through screws, the recovery device 21 is fixed at the bottom of the discharge chute 2, when the materials are normally poured, the recovery box 27 at the bottom is retracted under the action of the rotating screw rod 26, and after the materials are poured, the screw rod rotates to enable the recovery box 27 to extend outwards to receive the residual bed materials splashed in the discharge chute 2.

The recycling box 27 comprises a storage box 271, one side of the storage box 271 is connected with a moving block 272, the top of the moving block 272 is symmetrically connected with an L-shaped sliding block 273, the L-shaped sliding block 273 is connected with the sliding groove 24 in a matching manner, the moving block 272 is connected with a rotating lead screw 26 in a matching manner, and when the rotating lead screw 26 rotates, the moving block 272 slides back and forth on the sliding groove 24, so that the storage box 271 at the front end receives the residual bottom materials.

The adjustable counterweight device 4 comprises a weight adjusting box 41, an L-shaped clamping plate 42 is fixedly connected to the side surface of the weight adjusting box 41, the L-shaped clamping plate 42 is clamped with the combination plate 43 on the side surface of the rotating upright post 3, the bottom of the L-shaped clamping plate 42 is provided with a cushion block 44, the bottom of the cushion block 44 is provided with a limiting device 45, the weight adjusting box 41 can be provided with a weight adjusting block 46, the top of the weight adjusting block 46 is provided with a groove, a lifting handle 47 is arranged in the groove, the adjustable counterweight device 4 can adjust and balance the weight at two sides of the rotating upright post 3, thereby protecting the rotating upright post 3 at the bottom and preventing the single-side abrasion of the rotary support 5 with external teeth at the bottom from seriously reducing the service life of the device, the combination plate 43 is matched with the device, the L-shaped clamping plate 42 is articulated with one side of the combination plate 43 during the work, the balance of both sides is adjusted by placing a weight adjusting block 46 into the weight adjusting box 41.

The limiting device 45 is arranged in a concave angle at one side of the bottom of the weight adjusting box 41, the limiting device 45 comprises a limiting block 451, a locking device 452 is slidably connected in the limiting block 451, the locking device 452 comprises a plurality of locking rods 453, the bottom of the locking rods 453 is connected with a sliding block 454, one side of the sliding block 454 is fixedly connected with an adjusting rod 455, the end of the adjusting rod 455 is connected with a shifting block 456, a concave groove 457 is formed in the middle of the shifting block 456, the concave groove 457 is connected with a T-shaped shifting rod 458 in a matching manner, a corresponding T-shaped adjusting groove is formed in the side surface of the limiting block 451 and is matched with the T-shaped shifting rod 458, the limiting device 45 can further combine the adjustable counterweight device 4 with the combining plate 43, when the L-shaped clamping plate 42 is hung with the combining plate 43, the T-shaped shifting rod 458 is shifted outwards, so as to drive the locking rod 453 to be inserted into the combining plate 43, the T-shaped toggle bar 458 is then placed down into the T-shaped adjustment slot to complete further limiting.

The bottom of the driving device 8 is connected with a pinion, the outer side of the pinion is matched with the external tooth rotary support 5, a dry oil lubricating device 81 is arranged inside the external tooth rotary support 5, and the dry oil lubricating device 81 can lubricate the joint of the driving device 8 and the external tooth rotary support 5.

And wear-resistant hard alloy is cast on the inner wall of the discharge chute 2.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A rotary feeding chute is characterized in that: including pan feeding funnel (1), ejection of compact elephant trunk (2) are connected to pan feeding funnel (1) bottom, ejection of compact elephant trunk (2) bottom is equipped with rotates stand (3), the ejection of compact elephant trunk (2) symmetry side of rotating stand (3) can be dismantled and connect regulation formula counter weight device (4), it is equipped with area external tooth gyration support (5) to rotate stand (3) bottom, area external tooth gyration support (5) is located on base (6), base (6) are equipped with thermal-insulated dustproof safety cover (7) towards the molten steel side, drive arrangement (8) are connected to base (6) opposite side.

2. A rotary feeding chute according to claim 1 characterized in that: can dismantle connection recovery unit (21) bottom ejection of compact elephant trunk (2), recovery unit (21) include chute connecting plate (22), open at chute connecting plate (22) top has the chute, the chute matches ejection of compact elephant trunk (2), connecting screw hole (23) are opened at chute both ends, open chute connecting plate (22) bottom both sides has sliding tray (24), power device (25) are connected to sliding tray (24) bottom one side, power device (25) side connection rotates lead screw (26), sliding tray (24) with it retrieves box (27) to rotate lead screw (26) accordant connection.

3. A rotary feeding chute according to claim 2 characterized in that: the recycling box (27) comprises a storage box (271), one side of the storage box (271) is connected with a moving block (272), and the top of the moving block (272) is symmetrically connected with an L-shaped sliding block (273).

4. A rotary feeding chute according to claim 1 characterized in that: adjusting formula counter weight device (4) including weight regulating box (41), weight regulating box (41) side fixed connection L shape cardboard (42), L shape cardboard (42) joint combination board (43) of rotating stand (3) side, L shape cardboard (42) bottom is equipped with cushion (44), cushion (44) bottom is equipped with stop device (45), weight regulating block (46) can be placed in weight regulating box (41), open at weight regulating block (46) top has the recess, is equipped with in the recess and carries and draws handle (47).

5. A rotary feeding chute according to claim 4 characterized in that: the limiting device (45) is arranged in a concave angle on one side of the bottom of the weight adjusting box (41), the limiting device (45) comprises a limiting block (451), a locking device (452) is slidably connected in the limiting block (451), the locking device (452) comprises a plurality of locking rods (453), the bottom of each locking rod (453) is connected with a sliding block (454), one side of each sliding block (454) is fixedly connected with an adjusting rod (455), the end of each adjusting rod (455) is connected with a shifting block (456), a concave groove (457) is formed in the middle of each shifting block (456), the concave grooves (457) are connected with a T-shaped shifting rod (458) in a matching mode, corresponding T-shaped adjusting grooves are formed in the side face of the limiting block (451), and the T-shaped adjusting grooves are matched with the T-shaped shifting rods (458).

6. A rotary feeding chute according to claim 1 characterized in that: the bottom of the driving device (8) is connected with a pinion, the outer side of the pinion is matched with the external tooth rotary support (5), and a dry oil lubricating device (81) is arranged inside the external tooth rotary support (5).

7. A rotary feeding chute according to claim 1 characterized in that: and wear-resistant hard alloy is cast on the inner wall of the discharge chute (2).