CN215257767U

CN215257767U - Rotary cement kiln tyre lubricating arrangement

Info

Publication number: CN215257767U
Application number: CN202121034662.2U
Authority: CN
Inventors: 张安国; 黄翔; 许新平
Original assignee: Xiangyang Yiju Building Materials Co ltd
Current assignee: Xiangyang Yiju Building Materials Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-21
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a rotary cement kiln tyre lubricating device, which relates to the rotary cement kiln field, comprising a main body and a rotating gear arranged on the rotary cement kiln body, wherein the inner side of the main body is rotatably connected with a connecting shaft, a transmission gear is fixed at the middle section of the outer wall of the connecting shaft, the transmission gear is meshed with the rotating gear, a cam is fixed at one side of the outer wall of the connecting shaft, which is positioned at the transmission gear, the inner part of the cam is connected with a connecting rod in a sliding way, and a lifting transmission mechanism and a lubricating mechanism are arranged inside the main body; the lifting transmission mechanism comprises a first lead screw positioned at the bottom end of the connecting rod, and the outer wall of the first lead screw is connected with a first sleeve rod. The utility model discloses a set up lift drive mechanism, the connecting axle drives the cam and rotates rotating the in-process, reciprocates through spread groove pulling connecting rod when the cam rotates, and this in-process, its part can contact with lubricating oil, realizes the self-lubricating effect.

Description

Rotary cement kiln tyre lubricating arrangement

Technical Field

The utility model relates to a rotary cement kiln field specifically is a rotary cement kiln tyre lubricating arrangement.

Background

The rotary kiln is a rotary calcining kiln (commonly called rotary kiln) and belongs to the field of building material equipment, and can be divided into cement kiln, metallurgical chemical kiln and lime kiln according to different materials to be treated, a transmission gear generally transmits torque through a connecting shaft by a driving mechanism, the driving mechanism generally comprises a motor and a speed reducer, two ends of the rotary kiln are connected with a smoke chamber and a coal injection pipe, and the smoke chamber and the coal injection pipe are generally connected with a bracket to play a supporting role.

However, in the use process of the existing rotary kiln, self-lubrication cannot be realized, so that the rotary kiln needs to be lubricated manually, and is extremely unchanged and slow in efficiency; meanwhile, in the use process of the existing device, chips generated by friction and extrusion on the transmission mechanism cannot be well removed, so that the chips are attached to the transmission mechanism along with lubricating oil and are inconvenient to remove.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the wheel belt lubricating device for the rotary cement kiln is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a lubricating device for a rotary cement kiln wheel belt comprises a main body and a rotating gear arranged on the rotary kiln body, wherein the inner side of the main body is rotatably connected with a connecting shaft, a transmission gear is fixed at the middle section of the outer wall of the connecting shaft, the transmission gear is meshed with the rotating gear, a cam is fixed on one side, located on the transmission gear, of the outer wall of the connecting shaft, a connecting rod is connected to the inner part of the cam in a sliding mode, and a lifting transmission mechanism and a lubricating mechanism are arranged inside the main body;

the lifting transmission mechanism comprises a first screw rod positioned at the bottom end of the connecting rod, the outer wall of the first screw rod is connected with a first sleeve, a second screw rod is arranged inside the main body and positioned on one side of the first sleeve, and the outer wall of the second screw rod is connected with a second sleeve;

the lubricating mechanism comprises a piston positioned at the top end of the second sleeve, a through hole connected with the piston is formed in the piston and the second sleeve, an oil tank connected with the main body is arranged on the outer wall of the piston, the lubricating mechanism further comprises a filter element and a micro pump positioned in the second sleeve, and the micro pump is positioned below the filter element.

As a further aspect of the present invention: the lifting transmission mechanism further comprises an active belt pulley located at the bottom end of the first sleeve, the active belt pulley is connected with a passive belt pulley through belt transmission, the passive belt pulley is located at the bottom end of the second lead screw, and the active belt pulley and the passive belt pulley are connected with the bottom end of the inner wall of the main body in a rotating mode through rotating shafts and bearings.

As a further aspect of the present invention: the lubricating mechanism further comprises a connecting pipe positioned between the filter element and the micro pump, a return pipe penetrating through the second sleeve and connected with the oil tank is arranged at the output end of the micro pump, and a sealing element is arranged at the position where the filter element is connected with the second sleeve.

As a further aspect of the present invention: the second sleeve is divided into two parts which are symmetrical left and right by the vertical axis of the second sleeve, the two parts of the second sleeve are fixedly connected through bolts, and sealing parts are arranged at the contact positions of the two parts of the second sleeve.

As a further aspect of the present invention: the inner wall of the first sleeve is provided with an internal thread matched with the first screw rod, the inner wall of the second sleeve is provided with an internal thread matched with the outer wall of the second screw rod, and the thread direction of the outer wall of the second screw rod is opposite to that of the outer wall of the first screw rod.

As a further aspect of the present invention: the position department that the cam meets with the connecting rod is provided with the spread groove, the transversal structure of personally submitting "protruding" font of spread groove, the connecting rod is located the inside one end of spread groove be provided with rather than inner wall assorted ball seat.

As a further aspect of the present invention: the filter element is connected with the connecting pipe through threads, and a sealing ring is arranged at the position where the filter element is connected with the connecting pipe.

As a further aspect of the present invention: the return pipe is divided into two parts, and the two parts are connected through a corrugated pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the lifting transmission mechanism, the connecting shaft drives the cam to rotate in the rotating process, the connecting rod is pulled to move up and down through the connecting groove when the cam rotates, the connecting rod drives the first lead screw to move up and down in the process, the first sleeve rotates under the action of internal threads when the first lead screw moves down, the first sleeve drives the driving belt pulley to rotate, the driving belt pulley drives the driven belt pulley to rotate in the same direction through a belt, the second sleeve moves up under the action of the internal threads when the driven belt pulley rotates, the second sleeve drives the piston to move up in the process of moving up, the piston can drive lubricating oil in the oil tank to move up, and at the moment, part of the transmission gear can be in contact with the lubricating oil in the rotating process, so that the self-lubricating effect is realized;

2. through setting up lubricated mechanism, drive gear drives the in-process of running gear pivoted because drive gear, extrusion between the running gear, the friction can produce the piece, the piece can get into inside the oil tank after contacting with lubricating oil, so at device operation in-process, start the micropump, the micropump operation will get into the inside lubricating oil suction of filter core, and make it flow back once more through the back flow and get back to in the oil tank, at this in-process, the filter core can filter the piece in the lubricating oil, thereby play the filterable effect to the piece.

Drawings

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

fig. 2 is a schematic view of the internal structure of the main body of the present invention;

FIG. 3 is a schematic view of the inner structure of the second sleeve of the present invention;

fig. 4 is a partial enlarged view of the position a of the present invention.

In the figure: 1. a main body; 2. a connecting shaft; 3. a transmission gear; 4. a rotating gear; 5. a cam; 6. a connecting rod; 7. connecting grooves; 8. a first lead screw; 9. a first sleeve; 10. an active pulley; 11. a belt; 12. a passive pulley; 13. a second lead screw; 14. a second sleeve; 15. a return pipe; 16. an oil tank; 17. a piston; 18. a micro-pump; 19. a connecting pipe; 20. a filter element; 21. a rotary kiln body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a rotary cement kiln wheel belt lubricating device includes a main body 1 and a rotating gear 4 disposed on a rotary kiln body 21, an inner side of the main body 1 is rotatably connected with a connecting shaft 2, a transmission gear 3 is fixed at a middle section of an outer wall of the connecting shaft 2, the transmission gear 3 is engaged with the rotating gear 4, a cam 5 is fixed at one side of the outer wall of the connecting shaft 2, which is located on the transmission gear 3, a connecting rod 6 is slidably connected inside the cam 5, and a lifting transmission mechanism and a lubricating mechanism are disposed inside the main body 1;

the lifting transmission mechanism comprises a first screw rod 8 positioned at the bottom end of the connecting rod 6, the outer wall of the first screw rod 8 is connected with a first sleeve 9, a second screw rod 13 is arranged on one side, positioned at the first sleeve 9, in the main body 1, the outer wall of the second screw rod 13 is connected with a second sleeve 14, and the lifting transmission mechanism can convert the rotating force of torque into the driving force of up-and-down lifting;

the lubricating mechanism comprises a piston 17 positioned at the top end of the second sleeve 14, a through hole connected with the piston 17 is formed in the second sleeve 14, an oil tank 16 connected with the main body 1 is arranged on the outer wall of the piston 17, the lubricating mechanism further comprises a filter element 20 and a micro pump 18 which are positioned in the second sleeve 14, the micro pump 18 is positioned below the filter element 20, the lubricating mechanism can achieve recycling of lubricating oil, and impurities are removed in the circulating process.

Please refer to fig. 2, the lifting transmission mechanism further includes an active pulley 10 located at the bottom end of the first sleeve 9, when the first sleeve 9 rotates, the active pulley 10 can be driven to rotate, the active pulley 10 is connected to a passive pulley 12 through a belt 11, when the active pulley 10 rotates, the passive pulley 12 can be driven to rotate through the belt 11, the passive pulley 12 is located at the bottom end of the second lead screw 13, when the passive pulley 12 rotates, the second lead screw 13 can be driven to rotate, the active pulley 10 and the passive pulley 12 are both rotatably connected to the bottom end of the inner wall of the main body 1 through a rotating shaft and a bearing, when the active pulley 10 and the passive pulley 12 rotate, the friction force applied thereto can be reduced through the rotating shaft and the bearing.

Please refer to fig. 3 and 4, the lubrication mechanism further includes a connection pipe 19 located between the filter element 20 and the micro pump 18, after the lubricant oil enters the filter element 20, the lubricant oil can enter the micro pump 18 through the connection pipe 19, the output end of the micro pump 18 is provided with a return pipe 15 penetrating the second sleeve 14 and connected to the oil tank 16, after the lubricant oil enters the micro pump 18, the micro pump 18 delivers the lubricant oil to the return pipe 15, the lubricant oil flows back to the oil tank 16 through the return pipe 15, a sealing member is disposed at a position where the filter element 20 and the second sleeve 14 are connected, and before the lubricant oil enters the filter element 20, the sealing member can prevent the lubricant oil from flowing out from a position where the filter element 20 and the second sleeve 14 are connected.

Please refer to fig. 3, the second sleeve 14 is divided into two symmetrical parts by its vertical axis, the two parts of the second sleeve 14 are fixedly connected by bolts, and the contact position of the two parts of the second sleeve 14 is provided with a sealing member, when the filter element 20 is used for a long time and needs to be replaced, the bolts used for connecting the second sleeve 14 are taken down, the second sleeve 14 can be opened, at this time, the filter element 20 can be taken out, because the second sleeve 14 is divided into two parts, the contact position of the two parts of the second sleeve 14 is provided with a sealing member for preventing the lubricant from flowing out.

Please refer to fig. 2, the inner wall of the first sleeve 9 is provided with an internal thread matching with the first lead screw 8, when the first lead screw 8 moves up and down, the first sleeve 9 rotates under the action of the internal thread, the inner wall of the second sleeve 14 is provided with an internal thread matching with the outer wall of the second lead screw 13, when the second lead screw 13 rotates, the second sleeve 14 moves up and down under the action of the internal thread, the thread direction of the outer wall of the second lead screw 13 is opposite to the thread direction of the outer wall of the first lead screw 8, because the thread direction of the outer wall of the second lead screw 13 is opposite to the thread direction of the outer wall of the first lead screw 8, when the first sleeve 9 and the second lead screw rotate in the same direction, the up and down moving directions of the first lead screw 8 and the second sleeve 14 are opposite.

Please refer to fig. 4, a connecting groove 7 is disposed at a joint of the cam 5 and the connecting rod 6, a cross section of the connecting groove 7 is in a "convex" shape, so as to increase a connecting force between the connecting groove 7 and the connecting rod 6, and a ball seat matched with an inner wall of the connecting rod 6 is disposed at one end of the connecting rod 6 inside the connecting groove 7, so as to reduce a friction force between the connecting rod 6 and the connecting groove 7 through the ball seat.

Please refer to fig. 3, the filter element 20 is connected to the connecting pipe 19 by a screw thread, and a sealing ring is disposed at a joint of the filter element 20 and the connecting pipe 19, so as to facilitate separation of the filter element 20 from the connecting pipe 19 and prevent the lubricant from flowing out from a contact position between the filter element 20 and the connecting pipe 19.

Referring to fig. 2, the return pipe 15 is divided into two parts, and the two parts of the return pipe 15 are connected by a bellows to facilitate the up and down movement of one section of the return pipe 15.

The utility model discloses a theory of operation is: firstly, when the device is operated, one end of a connecting shaft 2 is connected with a driving device through a rotating shaft and a coupler, the driving device drives a transmission gear 3 to rotate through the connecting shaft 2, the connecting shaft 2 drives a cam 5 to rotate in the rotating process, the cam 5 pulls a connecting rod 6 to move up and down through a connecting groove 7 when rotating, in the process, the connecting rod 6 drives a first screw rod 8 to move up and down, when the first screw rod 8 moves downwards, a first sleeve 9 rotates under the action of internal threads of the first sleeve 9, the first sleeve 9 drives an active belt pulley 10 to rotate, the active belt pulley 10 drives a passive belt pulley 12 to rotate in the same direction through a belt 11, when the passive belt pulley 12 rotates, a second sleeve 14 moves upwards under the action of the internal threads, in the upward moving process, a piston 17 is driven to move upwards, the piston 17 moves to drive lubricating oil in an oil tank 16 to move upwards, at the moment, in the rotating process of the transmission gear 3, the local part of the transmission gear 3 can be contacted with lubricating oil, so that the effect that the lubricating oil is attached to the transmission gear 3 is realized, meanwhile, when the second sleeve 14 moves upwards, a part of the return pipe 15 is driven to move upwards, the other end of the part of the return pipe 15 drives the corrugated pipe to compress, then, in the upward moving process of the connecting rod 6, the first screw rod 8 drives the first sleeve 9 to rotate reversely, the first sleeve 9 drives the driven belt pulley 12 to rotate reversely through the driving belt pulley 10 and the belt 11, the driven belt pulley 12 drives the second sleeve 14 to move downwards through the second screw rod 13, so that the lubricating oil is separated from the transmission gear 3, in the rotating process of the transmission gear 3 driving the rotating gear 4, chips can be generated due to extrusion and friction between the transmission gear 3 and the rotating gear 4, and can enter the oil tank 16 after the chips are contacted with the lubricating oil, therefore, in the operation process of the device, the micro pump 18 is started, the micro pump 18 operates to suck out the lubricating oil entering the filter element 20, and the lubricating oil flows back to the oil tank 16 through the return pipe 15 again, in the process, the filter element 20 can filter debris in the lubricating oil, after the filter element 20 is used for a long time, the bolt used for connecting the two parts of the second sleeve 14 is taken down, the second sleeve 14 can be opened, and at the moment, the filter element 20 can be taken out and replaced.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A rotary cement kiln wheel belt lubricating device comprises a main body (1) and a rotating gear (4) arranged on a rotary kiln body (21), and is characterized in that the inner side of the main body (1) is rotatably connected with a connecting shaft (2), a transmission gear (3) is fixed at the middle section of the outer wall of the connecting shaft (2), the transmission gear (3) is meshed with the rotating gear (4), a cam (5) is fixed at one side, located on the transmission gear (3), of the outer wall of the connecting shaft (2), a connecting rod (6) is connected to the inside of the cam (5) in a sliding mode, and a lifting transmission mechanism and a lubricating mechanism are arranged inside the main body (1);

the lifting transmission mechanism comprises a first screw rod (8) positioned at the bottom end of the connecting rod (6), the outer wall of the first screw rod (8) is connected with a first sleeve (9), a second screw rod (13) is arranged on one side, positioned on the first sleeve (9), of the inside of the main body (1), and the outer wall of the second screw rod (13) is connected with a second sleeve (14);

the lubricating mechanism comprises a piston (17) located at the top end of a second sleeve (14), a connected through hole is formed in the piston (17) and the second sleeve (14), an oil tank (16) connected with the main body (1) is arranged on the outer wall of the piston (17), the lubricating mechanism further comprises a filter element (20) located in the second sleeve (14) and a micro pump (18), and the micro pump (18) is located below the filter element (20).

2. The rotary cement kiln belt lubricating device according to claim 1, wherein the lifting transmission mechanism further comprises an active belt pulley (10) located at the bottom end of the first sleeve (9), the active belt pulley (10) is connected with a passive belt pulley (12) through a belt (11) in a transmission manner, the passive belt pulley (12) is located at the bottom end of the second screw rod (13), and the active belt pulley (10) and the passive belt pulley (12) are both rotatably connected with the bottom end of the inner wall of the main body (1) through a rotating shaft and a bearing.

3. The rotary cement kiln tyre lubricating device as claimed in claim 1, wherein the lubricating mechanism further comprises a connecting pipe (19) between the filter element (20) and the micro pump (18), the output end of the micro pump (18) is provided with a return pipe (15) which penetrates through the second sleeve (14) and is connected with the oil tank (16), and a sealing element is arranged at the joint of the filter element (20) and the second sleeve (14).

4. The rotary cement kiln tyre lubricating device as claimed in claim 1, wherein the second sleeve (14) is divided into two parts which are symmetrical left and right by a vertical axis, the two parts of the second sleeve (14) are fixedly connected through bolts, and a sealing element is arranged at a contact position of the two parts of the second sleeve (14).

5. The rotary cement kiln tyre lubricating device as claimed in claim 1, wherein the inner wall of the first sleeve (9) is provided with an internal thread matched with the first screw rod (8), the inner wall of the second sleeve (14) is provided with an internal thread matched with the outer wall of the second screw rod (13), and the thread direction of the outer wall of the second screw rod (13) is opposite to that of the outer wall of the first screw rod (8).

6. The rotary cement kiln tyre lubricating device as claimed in claim 1, wherein a connecting groove (7) is arranged at the joint of the cam (5) and the connecting rod (6), the cross section of the connecting groove (7) is in a convex structure, and a ball seat matched with the inner wall of the connecting groove (7) is arranged at one end of the connecting rod (6) located inside the connecting groove (7).

7. The rotary cement kiln tyre lubricating device as claimed in claim 1, wherein the filter element (20) is connected with the connecting pipe (19) through threads, and a sealing ring is arranged at the joint of the filter element (20) and the connecting pipe (19).

8. A rotary cement kiln tyre lubricating device according to claim 3, characterized in that the return pipe (15) is divided into two parts, and the two parts of the return pipe (15) are connected through a corrugated pipe.