CN115077254A

CN115077254A - Feeding device

Info

Publication number: CN115077254A
Application number: CN202210668144.9A
Authority: CN
Inventors: 辛鹏飞; 黄坤程; 贾源; 吴卫国; 周敬文
Original assignee: China ENFI Engineering Corp
Current assignee: China ENFI Engineering Corp
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-09-20
Anticipated expiration: 2042-06-14
Also published as: CN115077254B

Abstract

The invention belongs to the field of metallurgical machinery, and particularly relates to a feeding device which comprises a feeding pipe, a first sealing element, a second sealing element, a lifting assembly and a moving assembly, wherein one end of the feeding pipe is suitable for extending into a furnace kiln, one end of the first sealing element is connected with the feeding pipe, the second sealing element is connected with the outer wall surface of the furnace kiln, the first sealing element and the second sealing element are arranged in a staggered mode, the lifting assembly is connected with the feeding pipe, the lifting assembly is used for adjusting the height of the feeding pipe, and the moving assembly is connected with the lifting assembly to drive the lifting assembly to move. The feeding device is convenient to clean or replace and improves the safety of the feeding device.

Description

Feeding device

Technical Field

The invention belongs to the field of metallurgical machinery, and particularly relates to a feeding device.

Background

In the non-ferrous metal smelting process, an industrial furnace is a core device, the reaction process in the industrial furnace is generally carried out at high temperature, and the added materials are melted at high temperature and undergo a series of physical and chemical reactions. In the feeding process, because the temperature at the feeding port is lower than the reaction temperature in the industrial furnace, materials are easy to bond at the feeding port, so that the feeding pipe is blocked by the materials, and the flue gas is easy to escape from the feeding pipe, which is not beneficial to the health of field personnel. Clearing up the bonding thing through sledgehammer or pneumatic pick among the correlation technique, but the clearance of being not convenient for is restricted to the feed inlet space, and need observe and clear up the feed inlet when the people operates, if take place to spout the sediment, take place accidents such as scald very easily, and can't reduce the flue gas and spill out.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the embodiment of the invention provides a feeding device, which is convenient to clean or replace, reduces the escape of smoke and improves the safety of the feeding device.

The charging device of an embodiment of the present invention comprises: one end of the feeding pipe is suitable for extending into the furnace kiln; one end of the first sealing element is connected with the charging pipe, the second sealing element is connected with the outer wall surface of the kiln, and the first sealing element and the second sealing element are arranged in a staggered mode; the lifting assembly is connected with the feeding pipe and is used for adjusting the height of the feeding pipe; and the moving assembly is connected with the lifting assembly so as to drive the lifting assembly to move.

The feeding device provided by the embodiment of the invention is convenient to clean or replace and improves the safety of the feeding device.

In some embodiments, the lifting assembly comprises a support member and a first telescopic member, one end of the first telescopic member is connected with the support member, the other end of the first telescopic member is mounted on the moving assembly, the support member is connected with the charging tube, and the support member is used for supporting the charging tube.

In some embodiments, the lifting assembly further comprises a guide member and a sliding member, one end of the guide member is connected to the moving assembly, the guide member extends in a direction away from the kiln, the sliding member is sleeved on the guide member, the sliding member is slidable relative to the guide member, one end of the sliding member is connected to the support member, and the other end of the sliding member is connected to the first telescopic member.

In some embodiments, the lifting assembly further comprises a link member, one end of the link member is connected to the sliding member, the other end of the link member is connected to the moving assembly, and the first telescopic member is connected to the link member to drive the link member to extend or fold.

In some embodiments, the feeding tube is rotatable relative to the support member, and the feeding device further comprises a rotating assembly connected to the feeding tube to rotate the feeding tube.

In some embodiments, the rotating assembly includes a first gear, a second gear, and a driving member, the first gear is sleeved on the feeding tube and is rotatable relative to the supporting member, the first gear is engaged with the second gear, and the driving member is connected to the second gear to drive the second gear to rotate.

In some embodiments, the charging tube comprises a first section and a second section which are connected in sequence and are communicated with each other, and the charging device further comprises a clamping component which is used for clamping the joint of the first section and the second section.

In some embodiments, the clamping assembly comprises a second telescopic member connected at one end to the second section and at the other end to the clamping member, the second telescopic member being adapted to telescope to actuate the clamping member to clamp the junction of the first section and the second section.

In some embodiments, the flow area of the second section increases progressively in a direction away from the kiln.

In some embodiments, the end of the second section, which is far away from the kiln, is provided with a plurality of hoists, and the plurality of hoists are arranged at intervals in the circumferential direction of the outer wall surface of the second section.

Drawings

Fig. 1 is a schematic view of a charging device according to an embodiment of the present invention.

Fig. 2 is a schematic view of a charging device according to an embodiment of the present invention with the charging tube in a raised state.

Fig. 3 is an enlarged view of the area a in fig. 1.

Reference numerals:

a feeding tube 1, a first section 11, a first connecting part 111, a second section 12, a second connecting part 121, a sling part 13,

the lifting assembly 2, the supporting member 21, the connecting member 211, the supporting member 212, the first telescopic member 22, the guide member 23, the sliding member 24, the link member 25, the first rod 251, the second rod 252,

the moving assembly 3, the rail member 31, the moving member 32,

the rotating assembly 4, the first gear 41, the second gear 42, the driving member 43,

the clamping assembly 5, the second telescopic member 51, the clamping member 52, the connecting section 521, the clamping section 522,

a first seal 6, a second seal 7, a feed tube 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

The feeding device comprises a feeding pipe 1, a first sealing piece 6, a second sealing piece 7, a lifting assembly 2 and a moving assembly 3, wherein one end of the feeding pipe 1 is suitable for extending into a kiln, one end of the first sealing piece 6 is connected with the feeding pipe 1, the second sealing piece 7 is connected with the outer wall surface of the kiln, the first sealing piece 6 and the second sealing piece 7 are arranged in a staggered mode, the lifting assembly 2 is connected with the feeding pipe 1, the lifting assembly 2 is used for adjusting the height of the feeding pipe 1, and the moving assembly 3 is connected with the lifting assembly 2 to drive the lifting assembly 2 to move.

Specifically, as shown in fig. 1 to 3, the charging tube 1 extends in the up-down direction, the lower end of the charging tube 1 at least partially protrudes into the furnace, and the lifting assembly 2 is used to adjust the height of the charging tube 1, for example, the lifting assembly 2 is adapted to raise or lower the charging tube 1, and when charging is required, the lifting assembly 2 lowers the charging tube 1 so that the lower end of the charging tube 1 protrudes into the furnace. The upper end of moving subassembly 3 links to each other with the lower extreme of lifting unit 2 and moves to the position of keeping away from the stove kiln mouth in order to drive lifting unit 2, when needs clear up or change charging tube 1, lifting unit 2 promotes charging tube 1 so that 1 lower extreme of charging tube leaves the stove, and then moving subassembly 3 removes to the position of keeping away from the stove kiln mouth in order to drive lifting unit 2 and charging tube 1.

The first sealing elements 6 and the second sealing elements 7 are arranged in a staggered mode at intervals in the left-right direction, the upper end of each first sealing element 6 is connected with the charging pipe 1, the furnace kiln is provided with a charging pipe 8, the upper end of each charging pipe 8 is connected with the lower end of each second sealing element 7, optionally, the number of the first sealing elements 6 is multiple, the upper ends of the first sealing elements 6 are connected with the lower end of the first connecting portion 111, the number of the second sealing elements 7 is multiple, the lower ends of the second sealing elements 7 are connected with the upper end of each charging pipe 8, the first sealing elements 6 and the second sealing elements 7 are arranged in a staggered mode, for example, the first sealing elements 6 and the second sealing elements 7 are arranged in a staggered mode one by one, or the first sealing elements 6 and the second sealing elements 7 are arranged in a staggered mode two by two, and the escape of smoke can be reduced.

Optionally, the outer wall surface of the feeding pipe 1 and the feeding pipe 8 are provided with a first gap in the left-right direction, a second gap is further provided between the lower end of the feeding pipe 1 and the upper end of the feeding pipe 8, and the escape of smoke can be reduced by providing the first gap and the second gap.

Optionally, the lower end of the charging tube 1 is adapted to extend into the kiln through the feeding tube 8, the kiln further comprising a sealing system, one end of the sealing system being adapted to extend into the feeding tube 8 and having an opening in the inner wall surface of the feeding tube 8, the sealing system being adapted to vent gas into the interior of the feeding tube 8 to seal the mouth of the kiln when the charging tube 1 is lifted to a position away from the kiln, thereby avoiding the escape of flue gas when the charging device is cleaned or replaced.

According to the feeding device provided by the embodiment of the invention, through arranging the lifting assembly 2 and the moving assembly 3, the lifting assembly 2 is suitable for lifting the feeding pipe 1 after feeding so as to enable the lower end of the feeding pipe 1 to leave the furnace kiln, the moving assembly 3 is connected with the lifting assembly 2 so as to drive the feeding pipe 1 to move to the position far away from the mouth of the furnace kiln, compared with the prior art that the feeding pipe 1 at the mouth of the furnace kiln needs to be observed or cleaned, the space of the mouth of the furnace kiln is limited, the feeding pipe 1 is not convenient to clean, and the mouth of the furnace kiln is easy to scald due to slag spraying, the feeding device provided by the embodiment of the invention has the advantages that the feeding pipe 1 is far away from the furnace kiln by lifting the feeding pipe 1, the feeding pipe 1 is moved to the position far away from the mouth of the furnace kiln to be cleaned or replaced, the cleaning is not limited by the space, the scald due to slag spraying at the mouth of the furnace kiln is avoided, the cleaning and the replacement of the feeding pipe 1 are convenient, and the safety and the stability of the feeding device are improved, by providing the first sealing member 6 and the second sealing member 7, and arranging the first sealing member 6 and the second sealing member 7 in a staggered manner, the escape of smoke is reduced, and the stability of the charging device is improved.

In some embodiments, the lifting assembly 2 comprises a support member 21 and a first telescopic member 22, one end of the first telescopic member 22 is connected to the support member 21, the other end of the first telescopic member 22 is mounted on the moving assembly 3, the support member 21 is connected to the filling tube 1, and the support member 21 is used for supporting the filling tube 1.

Specifically, as shown in fig. 1 to 3, the supporting member 21 is connected to the filling pipe 1, the supporting member 21 may be ring-shaped, for example, the supporting member 21 is fitted over the outer wall surface of the filling pipe 1, and the inner wall surface of the supporting member 21 is connected to the outer wall surface of the filling pipe 1.

The quantity of first flexible part 22 still can be for a plurality ofly, and the outer wall of support component 21 links to each other with first flexible part 22 one end, and the other end of first flexible part 22 is installed on removing subassembly 3, and first flexible part 22 extends or shortens and rises or descends in order to drive support component 21, and then drives filling tube 1 and rise or descend to it will keep away from the place of stove kiln mouth to remove the filling tube 1 of stove kiln mouth to remove subassembly 3.

Alternatively, the dimension of the support member 21 in the left-right direction is larger than the dimension of the furnace opening in the left-right direction.

According to the feeding device provided by the embodiment of the invention, the supporting part 21 is arranged, so that the feeding pipe 1 can be supported and limited, the situation that the feeding pipe 1 is contacted with a furnace mouth due to the fact that the feeding pipe 1 descends excessively is avoided, the stability and the safety of the feeding pipe 1 are improved, the first telescopic part 22 is arranged, the feeding pipe 1 is lifted by the first telescopic part 22, the feeding pipe 1 is moved to a position away from the furnace mouth by the moving assembly 3, the lower end of the feeding pipe 1 extends into the furnace by the first telescopic part 22 to feed the furnace, and the feeding stability is ensured while the materials are prevented from being scattered.

In some embodiments, the lifting assembly 2 further comprises a guiding member 23 and a sliding member 24, one end of the guiding member 23 is connected to the moving assembly 3, the guiding member 23 extends in a direction away from the hearth, the sliding member 24 is sleeved on the guiding member 23, the sliding member 24 is slidable relative to the guiding member 23, one end of the sliding member 24 is connected to the supporting member 21, and the other end of the sliding member 24 is connected to the first telescopic member 22.

Specifically, as shown in fig. 1 to 3, the guide member 23 extends in the up-down direction, the lower end of the guide member 23 is connected to the moving assembly 3, the sliding member 24 is sleeved on the guide member 23, the other end of the sliding member 24 is connected to the support member 21, the sliding member 24 slides on the guide member 23 in the up-down direction to drive the support member 21 to ascend or descend in the up-down direction, one end of the first telescopic member 22 is connected to the sliding member 24, and the other end of the first telescopic member 22 is mounted on the moving assembly 3.

Alternatively, the moving assembly 3 includes a rail member 31 and a moving member 32, the rail member 31 extends in the left and right directions, a lower end of the moving member 32 is connected to the rail member 31, and the moving member 32 moves in the left and right directions on the rail member 31, a lower end of the guide member is connected to the moving member 32, one end of the first telescopic member 22 is mounted on the moving member 32, and the other end of the first telescopic member 22 is extendable or retractable to raise or lower the sliding member 24.

Optionally, the number of the guide parts 23 is plural, the number of the moving parts 32 is plural, the number of the sliding parts 24 is plural, the plural sliding parts 24 are sleeved on the guide parts 23 in a one-to-one correspondence with the guide parts 23, the plural guide parts 23 are connected to the plural moving assemblies 3 in a one-to-one correspondence, for example, the number of the guide parts 23 is two, the two guide parts 23 are arranged at two ends of the charging tube 1, the number of the sliding parts 24 is two, the two sliding parts 24 are sleeved on the guide parts 23 arranged at the left and right ends of the charging tube 1 in a one-to-one correspondence, the number of the moving parts 32 is two, the two moving parts 32 are arranged at the left and right ends of the charging tube 1, the two moving parts 32 are connected to the two guide parts 23 in a one-to-one correspondence, and stability and safety when the charging device is lifted and moved are improved.

Optionally, a through hole is formed in the middle of the moving member 32, and the feeding pipe 1 penetrates through the through hole to extend into the furnace.

According to the feeding device provided by the embodiment of the invention, the guide part 23 and the sliding part 24 are arranged, the guide part 23 provides guidance for the ascending or descending of the feeding pipe 1, and the sliding part 24 enables the ascending or descending of the feeding pipe 1 to be smoother, so that the stability and the safety of the feeding device are improved.

In some embodiments, the lifting assembly 2 further includes a link member 25, one end of the link member 25 is connected to the sliding member 24, the other end of the link member 25 is connected to the moving assembly 3, and the first telescopic member 22 is connected to the link member 25 to drive the link member 25 to extend or fold.

Specifically, as shown in fig. 1 to 3, the connecting rod member 25 includes a first rod 251 and a second rod 252 connected in sequence, the sliding member 24 includes a first slider and a second slider, the feeding device further includes a connecting member 211, one end of the first rod 251 is connected to the first slider, the other end of the first rod 251 is pivoted to one end of the second rod 252, and the other end of the second rod 252 is adapted to be fixedly connected to the moving member 32, that is, the connection point of the first rod 251 and the first slider may be close to or far from the connection point of the second rod 252 and the moving member 32, so as to fold or extend the connecting rod member 25, and one end of the first telescopic member 22 is connected to the second rod 252, so that when the first telescopic member 22 extends or retracts, the connecting rod member 25 is pushed to extend or fold to lift or lower the feeding tube 1.

Optionally, the number of the connecting rod parts 25 is multiple, for example, the number of the connecting rod parts 25 is two, two connecting rod parts 25 are arranged at the left and right ends of the charging tube 1, the number of the moving members 32 is two and arranged at the left and right ends of the charging tube 1, the number of the sliding parts 24 is two and arranged at the left and right ends of the charging tube 1, the lower ends of the connecting rod parts 25 are connected with the moving members 32 in a one-to-one correspondence manner, the upper ends of the connecting rod parts 25 are connected with the sliding parts 24 in a one-to-one correspondence manner, so that the stability and the safety of the charging tube 1 during ascending or descending are improved, and further the stability and the safety of the charging device are improved.

According to the feeding device provided by the embodiment of the invention, the connecting rod part 25 is arranged, and the connecting rod part 25 extends or folds to lift or lower the feeding pipe 1, so that the stability and the safety of the feeding device are improved.

In some embodiments, the filling tube 1 is rotatable relative to the support member 21, and the filling device further comprises a rotating assembly 4, wherein the rotating assembly 4 is connected to the filling tube 1 to rotate the filling tube 1.

Specifically, as shown in fig. 1 to 3, the feeding tube 1 is rotatable relative to the supporting member 21, the supporting member 21 includes a connecting member 211 and a supporting member 212, an upper end of the connecting member 211 is connected to a lower end of the supporting member 212, one end of the supporting member 212 is connected to the second slider, a gap is provided between the connecting member 211 and the supporting member 212 and the feeding tube 1 so that the feeding tube 1 is rotatable relative to the supporting member 212, one end of the rotating assembly 4 is connected to the feeding tube 1 to drive the feeding tube 1 to rotate, an upper end of the supporting member 212 is provided with a bearing portion, one end of the bearing portion is connected to a lower end of the rotating assembly 4 to support the rotating assembly 4 and the feeding tube 1 to be stable in the up-down direction, and the bearing portion is provided to support the rotating assembly 4 and the feeding tube 1 without affecting the connection of the rotating assembly 4 to the feeding tube 1 to drive the feeding tube 1 to rotate.

According to the feeding device provided by the embodiment of the invention, the rotating assembly 4 is arranged, the rotating assembly 4 is connected with the feeding pipe 1 to drive the feeding pipe 1 to rotate, the feeding pipe 1 is prevented from being adhered to a furnace kiln opening due to slag spraying of the furnace kiln through continuous rotation of the feeding pipe 1, and the stability and the safety of the feeding device are improved.

In some embodiments, the rotating assembly 4 comprises a first gear 41, a second gear 42 and a driving member 43, the first gear 41 is sleeved on the feeding tube 1, the first gear 41 is rotatable relative to the supporting member 21, the first gear 41 is engaged with the second gear 42, and the driving member 43 is connected with the second gear 42 to drive the second gear 42 to rotate.

Specifically, as shown in fig. 1 to fig. 3, the first gear 41 is sleeved on the filling tube 1, for example, the filling tube 1 and the first gear 41 may be both annular, the first gear 41 is sleeved on the filling tube 1, and the inner wall surface of the first gear 41 is connected to the outer wall surface of the filling tube 1. Second gear 42 meshes with first gear 41 mutually, and another internal face of first gear 41 still contacts with bearing portion, and driving piece 43 links to each other with second gear 42 in order to drive second gear 42 and rotates, and second gear 42 rotates in order to drive first gear 41 and rotate, and then drives filling tube 1 and rotate, avoids filling tube 1 and kiln mouth to glue, improves feeding device's stability and security.

Alternatively, the driving member 43 may be a rotary motor.

In some embodiments, the charging tube 1 comprises a first section 11 and a second section 12 connected in series and communicating with each other, and the charging device further comprises a clamping assembly 5, wherein the clamping assembly 5 is used for clamping the joint of the first section 11 and the second section 12.

Specifically, the filling tube 1 extends from top to bottom, the lower extreme of first section 11 at least partially stretches into in the stove, the upper end of first section 11 links to each other with the lower extreme of second section 12, the upper end of second section 12 is suitable for and falls into the material, clamping unit 5 links to each other with the outer wall of second section 12, clamping unit 5 be suitable for press from both sides the upper end of first section 11 with the lower extreme junction of second section 12 and press from both sides tightly in order to form stable connection, and clamping unit 5 presss from both sides the tight flue gas that has still avoided in the feeding device course of operation of first section 11 with the junction of second section 12 and spills over, the stability and the security that have improved feeding device.

In some embodiments, the clamping assembly 5 comprises a second telescopic member 51 and a clamping member 52, the second telescopic member 51 being connected at one end to the second section 12, the second telescopic member 51 being connected at the other end to the clamping member 52, the second telescopic member 51 being adapted to telescope to actuate the clamping member 52 to clamp the connection of the first section 11 to the second section 12.

Specifically, as shown in fig. 1 to 3, the upper end of the second telescopic member 51 is connected to the outer wall surface of the second section 12, the first section 11 includes a first section body and a first connecting portion 111, the first section body extends vertically, the first connecting portion 111 extends horizontally, and one end of the first connecting portion 111 is connected to the first section body.

The second segment 12 includes a second segment body and a second connecting portion 121, the second segment body extends up and down, the second connecting portion 121 extends left and right, and one end of the second connecting portion 121 is connected to the second segment body. The lower end of the second connecting portion 121 is connected to the upper end of the first connecting portion 111 to connect the first segment 11 and the second segment 12, and the lower end of the second telescopic member 51 is adapted to be extended or retracted to allow the clamping member 52 to clamp the first connecting portion 111 and the second connecting portion 121 to connect the first segment 11 and the second segment 12.

Optionally, the clamping component 52 includes a connecting section 521 and a clamping section 522, an upper end of the connecting section 521 is pivotally connected to a lower end of the second telescopic component 51, a lower end of the connecting section 521 is pivotally connected to the second section 12, one end of the clamping section 522 is connected to a lower end of the connecting section 521, one end of the clamping section 522 is provided with a groove matched with the second connecting portion 121 and the first connecting portion 111, the second telescopic component 51 extends to push the connecting section 521 to rotate, the connecting section 521 drives the clamping section 522 to rotate, the clamping section 522 pushes the first connecting portion 111 towards the second connecting portion 121 to clamp the first connecting portion 111 and the second connecting portion 121, and when the first section 11 and the second section 12 are in a clamping state, the first connecting portion 111 and the second connecting portion 121 are further clamped and sealed. Meanwhile, the clamping section 522 is inserted into the groove of the first connecting part 111, which is matched with the clamping section 522, and when the second section 12 rotates, the rotating torque is transmitted to the groove through the connecting section 521 and the clamping section 522, so that the first section 11 is driven to rotate, and the running stability of the equipment is improved.

According to the feeding device provided by the embodiment of the invention, the first section 11 and the second section 12 are clamped, the connection part of the first section 11 and the second section 12 is sealed while the overall stability of the feeding pipe 1 is improved, smoke escape in the working process of the feeding device is avoided, the safety of the feeding device is improved, the connection part of the first section 11 and the second section 12 can be clamped by arranging the second telescopic part 51 and the clamping part 52, the running stability of the feeding device is improved, when the feeding pipe 1 cannot be lifted to remove the whole feeding pipe 1 due to the failure of the lifting assembly 2 when the converter operation is needed, the clamping assembly 5 loosens the connection part of the first section 11 and the second section 12, the converter operation can be carried out, and the safety of the feeding device is improved. In some embodiments, the flow area of the second section 12 increases gradually in a direction away from the kiln.

Specifically, the flow area of the second section 12 is gradually increased from bottom to top so as to convey falling materials while avoiding the material scattering caused by the undersize of the second section 12, thereby improving the safety and stability of feeding.

In some embodiments, one end of the second section 12, which is far away from the kiln, is provided with a plurality of hoisting portions 13, and the plurality of hoisting portions 13 are arranged at intervals in the circumferential direction of the outer wall surface of the second section, so that the installation and the maintenance of the equipment are facilitated.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A charging device, comprising:

one end of the feeding pipe is suitable for extending into the furnace kiln;

one end of the first sealing element is connected with the charging pipe, the second sealing element is connected with the outer wall surface of the kiln, and the first sealing element and the second sealing element are arranged in a staggered mode;

the lifting assembly is connected with the feeding pipe and is used for adjusting the height of the feeding pipe;

and the moving assembly is connected with the lifting assembly so as to drive the lifting assembly to move.

2. The charging device according to claim 1, characterized in that said lifting assembly comprises a supporting member and a first telescopic member, one end of said first telescopic member being connected to said supporting member, the other end of said first telescopic member being mounted on said moving assembly, said supporting member being connected to said charging tube, said supporting member being adapted to support said charging tube.

3. The charging device according to claim 2, wherein said lifting assembly further comprises a guide member and a sliding member, one end of said guide member is connected to said moving assembly, and said guide member extends in a direction away from said hearth, said sliding member is fitted over said guide member, said sliding member is slidable relative to said guide member, one end of said sliding member is connected to said support member, and the other end of said sliding member is connected to said first telescopic member.

4. The charging device according to claim 3, wherein said lifting assembly further comprises a link member having one end connected to said sliding member and the other end connected to said moving assembly, said first telescopic member being connected to said link member to drive the link member to extend or fold.

5. The charging device according to any one of claims 2 to 4, wherein said charging tube is rotatable with respect to said supporting member, said charging device further comprising a rotating assembly connected to said charging tube for rotating said charging tube.

6. The charging device according to claim 5, wherein said rotating assembly comprises a first gear, a second gear and a driving member, said first gear is sleeved on said charging tube and is rotatable relative to said supporting member, said first gear is engaged with said second gear, and said driving member is connected with said second gear to drive said second gear to rotate.

7. The charging device according to claim 5, characterized in that said charging tube comprises a first section and a second section connected in series and communicating with each other, said charging device further comprising a clamping assembly for clamping the junction of said first section and said second section.

8. The charging device according to claim 7, wherein said clamping assembly comprises a second telescopic member and a clamping member, said second telescopic member being connected at one end to said second section and at the other end to said clamping member, said second telescopic member being adapted to telescope to actuate the clamping member to clamp the junction of said first section and said second section.

9. The charging device according to claim 7, characterized in that the flow area of said second section increases gradually in a direction away from said kiln.

10. The charging device according to claim 7, wherein said second section is provided, at an end thereof remote from the kiln, with a plurality of hoists arranged at intervals in a circumferential direction of an outer wall surface of the second section.