Feeding mechanism of asphalt smelting furnace for crucible production

Abstract

The utility model discloses a feeding mechanism of an asphalt smelting furnace for crucible production, which belongs to the technical field of asphalt smelting furnace equipment and comprises a furnace body, a feeding pipe is fixed in the middle of the upper end of the furnace body and extends out of the upper end of the furnace body, a telescopic folding sleeve is fixed at the upper end of the feeding pipe, and the telescopic folding sleeve is connected with the furnace body. And a connecting ring is fixed at one end of the telescopic folding sleeve. By designing a group of feeding mechanism composed of the electric push rod, the connecting ring, the telescopic folding sleeve and the splicing ring, in the feeding process, the electric push rod stretches the telescopic folding sleeve through the connecting ring, meanwhile, the proper piece connecting ring is selected to be used according to the outer diameter of the material guide pipe, and finally, the splicing ring is in contact with the material guide pipe; and a gap between the material guide pipe and the material injection pipe is sealed through the telescopic folding sleeve, dust can be effectively prevented from overflowing, the air quality of a workshop is guaranteed, meanwhile, the material guide mechanism is suitable for material guide pipes of different specifications, and the using effect of the material guide mechanism is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt smelting furnace equipment, in particular to a feeding mechanism of an asphalt smelting furnace for crucible production. Background Art

[0002] The main raw materials for the production of molding crucibles are calcined petroleum coke and asphalt. The production process mainly includes screening and dispensing, kneading, pressing and cooling, machining and other steps. During the use of the asphalt melting furnace, the raw materials need to be fed into the melting furnace through a feeding mechanism.

[0003] The feeding mechanism of the existing asphalt melting furnace for crucible production is to lift the raw materials to a certain height through a spiral lifting device during use, and then align the guide pipe with the feeding port on the furnace body, and inject the lifted raw materials into the feeding port through the guide pipe to realize the feeding. In the above method, there is a certain gap between the guide pipe and the feeding port during the feeding process, and the dust generated during the feeding process of the raw materials is easy to spread in the workshop from this gap, which affects the quality of the workshop space on the one hand, and affects the health of the staff on the other hand. Therefore, a feeding mechanism for the asphalt melting furnace for crucible production is urgently needed to solve the above problems. Utility Model Content

[0004] The main purpose of the utility model is to provide a feeding mechanism for an asphalt smelting furnace used for crucible production.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A feeding mechanism of an asphalt melting furnace for crucible production comprises a furnace body, a feeding pipe is fixed to the middle part of the upper end of the furnace body, the feeding pipe extends out of the upper end of the furnace body, a telescopic folding sleeve is fixed to the upper end of the feeding pipe, a connecting ring is fixed to one end of the telescopic folding sleeve, four groups of connecting seats are distributed in a circle on the outer wall of the connecting ring, an electric push rod is installed between the connecting seat and the feeding pipe, a plurality of groups of splicing rings are arranged in the connecting ring, limiting grooves are provided in the splicing ring and in the connecting ring, a sealing plate is arranged in the splicing ring, and a hook hole is provided in the middle part of the upper end of the sealing plate.

[0007] Preferably, the injection pipe is embedded in the furnace body, and the telescopic folding sleeve is connected to the connecting ring and the injection pipe by screws.

[0008] Preferably, the fixing portion of the electric push rod is fixedly connected to the injection tube, the output end of the electric push rod is fixedly connected to the connecting seat, and the connecting seat is welded to the outer side wall of the connecting ring.

[0009] Preferably, the limiting grooves are formed on the splicing ring and the connecting ring, the specifications of the splicing rings decrease successively, and the hook holes are formed on the sealing plate.

[0010] Preferably, a rotating shaft is installed in the injection tube, a motor is installed on a side wall of the injection tube, and an output shaft of the motor is fixedly connected to one end of the rotating shaft.

[0011] Preferably, a baffle is provided on the rotating shaft, the baffle is made of a heat-insulating material, and the outer diameter of the baffle is consistent with the inner diameter of the injection tube.

[0012] Preferably, an operation panel is installed on one side wall of the furnace body, and the operation panel is electrically connected to the motor and the electric push rod.

[0013] Beneficial technical effects of the utility model:

[0014] The utility model designs a feeding mechanism consisting of an electric push rod, a connecting ring, a telescopic folding sleeve and a splicing ring. During the feeding process, the electric push rod stretches the telescopic folding sleeve through the connecting ring, and at the same time, a suitable sheet-joining ring is selected and used according to the outer diameter of the material guide pipe, so that the splicing ring is finally brought into contact with the material guide pipe, and the gap between the material guide pipe and the injection pipe is sealed through the telescopic folding sleeve, which can effectively prevent dust from overflowing and ensure the air quality of the workshop. At the same time, the utility model is suitable for material guide pipes of different specifications, and effectively improves the use effect of the material guide mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a preferred embodiment of a feeding mechanism of an asphalt melting furnace for crucible production according to the utility model;

[0016] Figure 2 In a preferred embodiment of a feeding mechanism for an asphalt melting furnace for crucible production according to the utility model Figure 1 The enlarged view of point A in the middle;

[0017] Figure 3 It is an exploded schematic diagram of the connection relationship between the connecting ring, the splicing ring and the sealing plate in a preferred embodiment of a feeding mechanism of an asphalt melting furnace for crucible production according to the utility model;

[0018] Figure 4 It is a main sectional view of a feeding pipe in a preferred embodiment of a feeding mechanism of an asphalt melting furnace for crucible production according to the utility model.

[0019] The following are the descriptions of the reference numerals:

[0020] 1. Operation panel; 2. Furnace body; 3. Injection pipe; 4. Telescopic folding sleeve; 5. Electric push rod; 6. Splicing ring; 7. Sealing plate; 8. Connecting ring; 9. Hook hole; 10. Connecting seat; 11. Limiting groove; 12. Motor; 13. Rotating shaft; 14. Baffle. DETAILED DESCRIPTION

[0021] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0022] like Figure 1-Figure 4 As shown, the feeding mechanism of an asphalt melting furnace for crucible production provided in this embodiment includes a furnace body 2, a feeding pipe 3 is fixed to the middle part of the upper end of the furnace body 2, the feeding pipe 3 extends out of the upper end of the furnace body 2, a telescopic folding sleeve 4 is fixed to the upper end of the feeding pipe 3, a connecting ring 8 is fixed to one end of the telescopic folding sleeve 4, four groups of connecting seats 10 are distributed in a circle on the outer wall of the connecting ring 8, an electric push rod 5 is installed between the connecting seat 10 and the feeding pipe 3, a plurality of groups of splicing rings 6 are arranged in the connecting ring 8, limiting grooves 11 are provided in the splicing ring 6 and the connecting ring 8, a sealing plate 7 is arranged in the splicing ring 6, and a hook hole 9 is provided in the middle part of the upper end of the sealing plate 7.

[0023] The injection pipe 3 is embedded in the furnace body 2 , and the telescopic folding sleeve 4 is connected to the connecting ring 8 and the injection pipe 3 by screws. The telescopic folding sleeve 4 can be stretched or folded freely, thereby sealing the gap between the guide pipe and the injection pipe 3 .

[0024] The fixed part of the electric push rod 5 is fixedly connected to the injection tube 3 , and the output end of the electric push rod 5 is fixedly connected to the connecting seat 10 . The connecting seat 10 is welded to the outer wall of the connecting ring 8 . The electric push rod 5 stretches the telescopic folding sleeve 4 through the connecting ring 8 .

[0025] The limiting grooves 11 are formed on the splicing ring 6 and the connecting ring 8. The specifications of the splicing ring 6 decrease successively. The hook hole 9 is formed on the sealing plate 7. The sealing plate 7 is separated from the splicing ring 6 through the hook hole 9 with the help of a matching hook, and then a suitable sheet-connecting ring is selected and used according to the outer diameter of the guide tube, so that the splicing ring 6 is finally brought into contact with the guide tube.

[0026] A rotating shaft 13 is installed in the injection tube 3 , and a motor 12 is installed on a side wall of the injection tube 3 . The output shaft of the motor 12 is fixedly connected to one end of the rotating shaft 13 , and the motor 12 drives the rotating shaft 13 to rotate.

[0027] A baffle 14 is arranged on the rotating shaft 13. The baffle 14 is made of heat insulating material. The outer diameter of the baffle 14 is consistent with the inner diameter of the injection pipe 3. The rotating shaft 13 drives the baffle 14 to rotate, so as to realize the opening and closing of the material guide pipe.

[0028] An operation panel 1 is installed on one side wall of the furnace body 2 . The operation panel 1 is electrically connected to the motor 12 and the electric push rod 5 . The operation panel 1 controls the operation of the device.

[0029] The working principle of this device is as follows: when it is necessary to feed materials into the furnace body 2, the material guide pipe on the material feeding spiral lifting device is adjusted to above the injection pipe 3, and then the motor 12 drives the rotating shaft 13 to rotate, and the rotating shaft 13 drives the baffle 14 to rotate to open the injection pipe 3, and then the sealing plate 7 is separated from the splicing ring 6 through the hook hole 9 with the help of the matching hook, and the appropriate sheet ring is selected according to the outer diameter of the material guide pipe. Then the electric push rod 5 stretches the telescopic folding sleeve 4 through the connecting ring 8, and finally the splicing ring 6 is brought into contact with the material guide pipe. During the feeding process, the telescopic folding sleeve 4 seals the gap between the material guide pipe and the injection pipe 3, which can effectively prevent dust from overflowing and ensure the air quality of the workshop. At the same time, it is suitable for material guide pipes of different specifications, and effectively improves the use effect of the material guide mechanism.

[0030] The above are only further embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A feeding mechanism for an asphalt melting furnace for crucible production, characterized in that: The invention comprises a furnace body (2), a material injection pipe (3) is fixed at the middle of the upper end of the furnace body (2), the material injection pipe (3) extends out of the upper end of the furnace body (2), a telescopic folding sleeve (4) is fixed at the upper end of the material injection pipe (3), a connecting ring (8) is fixed at one end of the telescopic folding sleeve (4), four groups of connecting seats (10) are circumferentially distributed on the outer wall of the connecting ring (8), an electric push rod (5) is installed between the connecting seat (10) and the material injection pipe (3), a plurality of groups of splicing rings (6) are arranged in the connecting ring (8), and limiting grooves (11) are provided in the splicing ring (6) and the connecting ring (8), a sealing plate (7) is arranged in the splicing ring (6), and a hook hole (9) is provided in the middle of the upper end of the sealing plate (7).

2. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 1, characterized in that: The injection pipe (3) is embedded in the furnace body (2), and the telescopic folding sleeve (4), the connecting ring (8) and the injection pipe (3) are all connected via screws.

3. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 2, characterized in that: The fixed portion of the electric push rod (5) is fixedly connected to the injection pipe (3), the output end of the electric push rod (5) is fixedly connected to the connecting seat (10), and the connecting seat (10) is welded to the outer side wall of the connecting ring (8).

4. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 3, characterized in that: The limiting grooves (11) are both formed on the splicing ring (6) and the connecting ring (8), the specifications of the splicing ring (6) decrease successively, and the hook hole (9) is formed on the sealing plate (7).

5. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 4, characterized in that: A rotating shaft (13) is installed in the injection pipe (3), a motor (12) is installed on a side wall of the injection pipe (3), and an output shaft of the motor (12) is fixedly connected to one end of the rotating shaft (13).

6. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 5, characterized in that: A baffle (14) is provided on the rotating shaft (13); the baffle (14) is made of a heat-insulating material; and the outer diameter of the baffle (14) is consistent with the inner diameter of the injection pipe (3).

7. The feeding mechanism of the asphalt melting furnace for crucible production according to claim 6, characterized in that: An operating panel (1) is installed on one side wall of the furnace body (2), and the operating panel (1) is electrically connected to the motor (12) and the electric push rod (5).

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