Coke pushing rod

Abstract

The utility model discloses a coke pushing rod which comprises a coke pushing rod body, the coke pushing rod body comprises a coke pushing rod front section, a coke pushing rod middle section which is detachably connected with the coke pushing rod front section through a connecting assembly, and a coke pushing rod tail section which is hinged and detachably connected with the coke pushing rod middle section through a hinging assembly; a coke pushing head is arranged at the front end of the coke pushing rod front section, a scraper assembly is arranged on the coke pushing head, and a sliding frame device is arranged at the bottom of the front end of the coke pushing rod front section. A front rack arranged on the bottom surface of the front section of the coke pushing rod, a middle rack arranged on the bottom surfaces of the front section of the coke pushing rod and the middle section of the coke pushing rod and a tail rack arranged on the bottom surface of the tail section of the coke pushing rod are sequentially arranged behind the sliding frame device, and the front rack, the middle rack and the tail rack are sequentially abutted to form a coherent tooth form; and brake assemblies arranged on the coke pushing rod front section and the coke pushing rod tail section are symmetrically arranged above the front end of the front rack and above the rear end of the tail rack. The device is convenient to overhaul and long in service life.

Description

Technical Field

[0001] The utility model relates to the technical field of carbonization chamber auxiliary equipment, in particular to a coke pushing rod. Background Art

[0002] The coke pusher is mainly used to push the mature coke in the carbonization chamber to the quenching car or coke tank. It is exposed to a high temperature of about 1000℃ in the carbonization chamber, while it is at room temperature outdoors. It is very easy to be burned, deformed, and bent in an environment of repeated high and low temperature changes. If the coke pusher is bent too much, it will rub against the furnace wall, and if it is too arched, it will not be able to drive and enter the carbonization chamber. The coke pusher cannot be used, affecting production. Therefore, it needs to be inspected and maintained to ensure normal production.

[0003] The coke pusher in the prior art weighs about 26 tons and has large dimensions, with a total length of about 50 meters, a rod height of 800 mm, and a width of about 300 mm. It is composed of two welded sections, front and rear. However, this coke pusher is not easy to repair, and the welding is prone to cracking under high temperature baking for a long time, thereby affecting the service life of the coke pusher, so that a new coke pusher must be replaced after a period of time. Therefore, it is necessary to make improvements based on the existing deficiencies to overcome the above technical defects. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a coke pushing rod which is not only convenient for maintenance but also has a long service life.

[0005] In order to solve the above technical problems, the technical solutions adopted by the present utility model are as follows.

[0006] A coke pushing rod comprises a coke pushing rod body, wherein the coke pushing rod body comprises a coke pushing rod front section, a coke pushing rod middle section which is detachably connected to the coke pushing rod front section via a connecting assembly, and a coke pushing rod tail section which is hinged and detachably connected to the coke pushing rod middle section via a hinge assembly; a coke pushing head is arranged at the front end of the coke pushing rod front section, a scraper assembly is arranged on the coke pushing head, a slide device is arranged at the front end bottom of the front section of the coke pushing rod front section, a front rack arranged on the bottom surface of the coke pushing rod front section, a middle rack arranged on the bottom surfaces of the front section of the coke pushing rod and the middle section of the coke pushing rod, and a tail rack arranged on the bottom surface of the tail section of the coke pushing rod are arranged in sequence behind the slide device, the front rack, the middle rack and the tail rack are abutted in sequence to form a continuous tooth shape; a control assembly arranged on the front section of the coke pushing rod and the tail section of the coke pushing rod for limiting the stroke of the coke pushing rod body is symmetrically arranged above the front end of the front rack and above the rear end of the tail rack.

[0007] Preferably, the scraper assembly includes a scraper frame arranged on the top of the coke pushing head, and a plurality of scrapers for scraping off graphite produced on the top of the carbonization chamber are detachably arranged side by side on the top of the scraper frame, and an adjustment gasket for adjusting the scraper height is arranged between the scraper and the scraper frame.

[0008] Preferably, the bottom surface of the front section of the coke pushing rod is provided with a slide plate located between the front section of the coke pushing rod and the slide device.

[0009] Preferably, a first shaft is passed through the bottom of the focus pushing head, and a sliding block is provided on the first shaft and passes through the bottom of the focus pushing head to facilitate pushing the focus pushing head; cover plates for covering the first shaft are provided on both sides of the bottom of the focus pushing head through screws passed through.

[0010] Preferably, the restraint assembly includes a positioning sleeve relatively arranged on the pushing rod body along the width direction of the pushing rod body, a pin shaft is passed through the positioning sleeve, a restraint is provided in the middle of the pin shaft, and a cotter pin for locking the protruding end of the pin shaft is provided at the protruding end of the pin shaft; a washer is provided on the outer side of the positioning sleeve and located between the positioning sleeve and the cotter pin.

[0011] Preferably, the connecting assembly includes a first sleeve arranged in the coke pushing rod body along the width direction of the coke pushing rod body, and the first sleeves are two and arranged longitudinally at intervals; a cylindrical pin with an external thread is connected to the first sleeve through an internal thread, a nut is arranged at one end of the cylindrical pin, a screw is passed between the nut and the cylindrical pin, and a disc spring is arranged between the nut and the coke pushing rod body.

[0012] Preferably, the bottom surface of the front section of the coke pushing rod between the coke pushing head and the slide device, and the top surfaces of the front section of the coke pushing rod, the middle section of the coke pushing rod and the tail section of the coke pushing rod are respectively provided with strips through rivets.

[0013] Preferably, the hinge assembly includes a second axis arranged at the rear end of the middle section of the coke pushing rod along the width direction of the middle section of the coke pushing rod, the outer wall of the second axis is sleeved with a second axis sleeve located inside the middle section of the coke pushing rod, and the second axis sleeve is provided with a hinge seat, and the end of the hinge seat away from the middle section of the coke pushing rod is connected to the front end of the tail section of the coke pushing rod; a groove is provided at one end of the second axis, a baffle plate that fits with the outer side surface of the tail section of the coke pushing rod is inserted in the groove, and a fixing bolt is passed between the baffle plate and the tail section of the coke pushing rod.

[0014] Preferably, a limit stopper is provided at the end of the top surface of the tail section of the coke pushing rod.

[0015] Due to the adoption of the above technical scheme, the technical progress achieved by the present invention is as follows.

[0016] The utility model realizes the detachable connection between the front section of the coke pushing rod and the middle section of the coke pushing rod by means of the connection assembly provided; realizes the hinged connection and detachable connection between the middle section of the coke pushing rod and the tail section of the coke pushing rod by means of the hinge assembly provided, thereby realizing the detachability between the sections, and then can perform inspection and repair on each end, facilitates replacement and inspection, and improves production efficiency; at the same time, the hinged connection between the middle section of the coke pushing rod and the tail section of the coke pushing rod can not only avoid the coke pushing rod body being too long and difficult to transport by pulling up the tail section of the coke pushing rod during the transportation of the coke pushing rod body, but also can disperse stress and reduce deformation when the coke pushing rod body is in use, thereby improving the service life of the coke pushing rod body. The stroke of the coke pushing rod body can be effectively limited by the control subassembly provided; the extended stroke of the coke pushing rod body can be further limited by the limit stop iron provided. The graphite produced on the top of the carbonization chamber can be scraped off by the scraper assembly provided on the top of the coke pushing head; the pushing of the coke pushing head is facilitated by the slider provided on the bottom of the coke pushing head. The slats arranged on the front section, the middle section and the rear section of the coke pushing rod can protect the coke pushing rod body, thereby increasing the service life of the coke pushing rod body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 For the utility model Figure 1 The P view in the figure;

[0019] Figure 3 For the utility model Figure 1 AA view in;

[0020] Figure 4 For the utility model Figure 1 CC view in;

[0021] Figure 5 For the utility model Figure 1 BB view in;

[0022] Figure 6 For the utility model Figure 1 Schematic diagram of the brake in the figure braking the driving gear;

[0023] Figure 7 For the utility model Figure 6 DD view in .

[0024] Wherein: 1. front section of coke pushing rod, 2. middle section of coke pushing rod, 3. tail section of coke pushing rod, 4. coke pushing head, 5. scraper assembly, 51. scraper frame, 52. scraper, 53. adjustment gasket, 6. front rack, 7. middle rack, 8. tail rack, 9. slide plate, 10. slide device, 11. first shaft, 12. slider, 13. cover plate, 14. control, 15. positioning sleeve, 16. pin shaft, 17. cotter pin, 18. washer, 19. first shaft sleeve, 20. cylindrical pin, 21. nut, 22. disc spring, 23. lath, 24. second shaft, 25. second shaft sleeve, 26. baffle, 27. hinge seat, 28. fixing bolt, 29. limit stop iron. DETAILED DESCRIPTION

[0025] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0026] A focus push rod, combined with Figure 1 As shown, it includes a coke pushing rod body, which includes a coke pushing rod front section 1, a coke pushing rod middle section 2 and a coke pushing rod tail section 3 connected in sequence, wherein the coke pushing rod front section 1 and the coke pushing rod middle section 2 are detachably connected via a connecting assembly; the coke pushing rod middle section 2 and the coke pushing rod tail section 3 are hingedly and detachably connected via a hinge assembly.

[0027] The front end of the coke pushing rod front section 1 is provided with a coke pushing head 4, and a scraper assembly 5 is provided on the coke pushing head 4. Figure 2 As shown, the scraper assembly 5 includes a scraper frame 51 disposed on the top of the coke pushing head 4, and a plurality of scrapers 52 are detachably disposed side by side on the top of the scraper frame 51, and the scrapers 52 are used to scrape away the graphite generated on the top of the carbonization chamber. An adjustment gasket 53 is disposed between the scraper 52 and the scraper frame 51, and the adjustment gasket 53 is used to adjust the height of the scraper 52.

[0028] like Figure 3 As shown, a first shaft 11 is provided at the bottom of the coke pushing head 4, and a slider 12 is provided on the first shaft 11 and passes through the bottom of the coke pushing head 4, and the slider 12 facilitates the pushing of the coke pushing head 4. Cover plates 13 are provided on both sides of the bottom of the coke pushing head 4 through screws provided therethrough, and the cover plates 13 are used to cover the first shaft 11 to achieve sealing.

[0029] A carriage device 10 is provided at the bottom of the front end of the front section 1 of the coke pushing rod, and a carriage pad 9 is provided on the bottom surface of the front section 1 of the coke pushing rod, and the carriage pad 9 is located between the front section 1 of the coke pushing rod and the carriage device 10. A front rack 6, a middle rack 7 and a tail rack 8 are provided in sequence behind the carriage device 10, wherein the front rack 6 is provided on the bottom surface of the front section 1 of the coke pushing rod; the middle rack 7 is provided on the bottom surface of the front section 1 of the coke pushing rod and the middle section 2 of the coke pushing rod; and the tail rack 8 is provided on the bottom surface of the tail section 3 of the coke pushing rod. The front rack 6, the middle rack 7 and the tail rack 8 are abutted in sequence to form a continuous tooth shape. A driving gear is provided below the main body of the coke pushing rod, and the driving gear is meshed with the front rack 6, the middle rack 7 and the tail rack 8 in sequence, thereby driving the main body of the coke pushing rod to move forward and backward to achieve material pushing.

[0030] The front end of the front rack 6 and the rear end of the rear rack 8 are symmetrically provided with control subassemblies, and the two sets of control subassemblies are respectively provided on the front section 1 of the coke pushing rod and the rear section 3 of the coke pushing rod. Figure 6 As shown, the control subassembly limits the stroke of the coke pushing rod body by acting on the driving gear meshing with the rack on the coke pushing rod body.

[0031] like Figure 7 As shown, the catch assembly includes a positioning sleeve 15 relatively arranged on the coke pushing rod body along the width direction of the coke pushing rod body, a pin shaft 16 is passed through the positioning sleeve 15, a catch 14 is arranged in the middle of the pin shaft 16, and a split pin 17 is arranged at the protruding end of the pin shaft 16, and the split pin 17 is used to lock the protruding end of the pin shaft 16. A washer 18 is arranged on the outside of the positioning sleeve 15, and the washer 18 is located between the positioning sleeve 15 and the split pin 17. Figure 6 As shown, when the coke pushing rod body completes the coke pushing action and is retracted to the limit, the catch 14 on the front section 1 of the coke pushing rod abuts against the tooth shape on the driving gear, thereby clamping the driving gear and achieving braking; when the coke pushing rod body performs the coke pushing action and is extended to the limit, the catch 14 on the rear section 3 of the coke pushing rod abuts against the tooth shape on the driving gear, thereby clamping the driving gear and achieving braking.

[0032] like Figure 4 As shown, the connection assembly includes a first sleeve 19 arranged in the coke pushing rod body along the width direction of the coke pushing rod body, and the first sleeves 19 are two and arranged at intervals in the longitudinal direction. A cylindrical pin 20 with an external thread is connected to the first sleeve 19 through an internal thread, and a nut 21 is arranged at one end of the cylindrical pin 20, a screw is inserted between the nut 21 and the cylindrical pin 20, and a disc spring 22 is arranged between the nut 21 and the coke pushing rod body. The front section 1 of the coke pushing rod and the middle section 2 of the coke pushing rod are connected by the connection assembly, which not only realizes the detachability between the front section 1 of the coke pushing rod and the middle section 2 of the coke pushing rod, so that the two ends can be inspected and repaired, which is convenient for replacement and maintenance, and improves production efficiency, but also the two cylindrical pins 20 arranged in the longitudinal direction are conducive to increasing the connection strength and transmitting torque.

[0033] like Figure 5 As shown, the hinge assembly includes a second shaft 24 arranged at the rear end of the middle section 2 of the coke pushing rod along the width direction of the middle section 2 of the coke pushing rod, a second shaft sleeve 25 located inside the middle section 2 of the coke pushing rod is sleeved on the outer wall of the second shaft 24, and a hinge seat 27 is arranged on the second shaft sleeve 25, and the end of the hinge seat 27 away from the middle section 2 of the coke pushing rod is connected to the front end of the tail section 3 of the coke pushing rod. A groove is formed at one end of the second shaft 24, and a baffle 26 is inserted in the groove, and the baffle 26 is in contact with the outer side surface of the tail section 3 of the coke pushing rod, and a fixing bolt 28 is passed between the baffle 26 and the tail section 3 of the coke pushing rod, so as to fix the second shaft 24. The middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod are connected by a hinge assembly, which not only realizes the detachability of the middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod, but also allows inspection and maintenance at both ends, which is convenient for replacement and maintenance and improves production efficiency. At the same time, the design of the coke pushing rod tail section 3 being hinged to the middle section 2 of the coke pushing rod can not only avoid the coke pushing rod body being too long and difficult to transport by pulling up the tail section 3 of the coke pushing rod during transportation, but also can disperse stress and reduce deformation when the coke pushing rod body is in use, thereby increasing the service life of the coke pushing rod body.

[0034] A limit stopper 29 is provided at the top end of the coke pushing rod tail section 3. When the coke pushing rod body is extended to the limit, the limit stopper 29 abuts against the carbonization chamber outlet, thereby further facilitating the extension stroke of the coke pushing rod body to be limited.

[0035] The bottom surface of the front section 1 of the coke pushing rod between the coke pushing head 4 and the slide device 10, as well as the top surfaces of the front section 1 of the coke pushing rod, the middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod are respectively provided with strips 23 through rivets, thereby protecting the coke pushing rod body and improving the service life of the coke pushing rod body.

[0036] When the utility model is used, the front section 1 of the coke pushing rod and the middle section 2 of the coke pushing rod are detachably connected by the provided connection assembly; the middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod are hinged and detachably connected by the provided hinge assembly, so that the sections can be detached, and then each end can be inspected and repaired, which is convenient for replacement and inspection, and improves production efficiency; at the same time, the hinge of the middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod can not only avoid the coke pushing rod body being too long and difficult to transport by pulling up the tail section of the coke pushing rod during the transportation of the coke pushing rod body, but also disperse stress and reduce deformation when the coke pushing rod body is used, thereby improving the service life of the coke pushing rod body. The travel of the coke pushing rod body can be effectively limited by the provided control subassembly; the extended travel of the coke pushing rod body can be further limited by the provided limit stop iron 29. The graphite generated on the top of the carbonization chamber can be scraped off by the scraper assembly 5 provided on the top of the coke pushing head 4; the push slider 12 provided on the bottom of the coke pushing head 4 is conducive to the pushing of the coke pushing head 4. The slats 23 arranged on the front section 1 of the coke pushing rod, the middle section 2 of the coke pushing rod and the tail section 3 of the coke pushing rod can protect the coke pushing rod body, thereby increasing the service life of the coke pushing rod body.

Claims

1. A coke pushing rod, comprising a coke pushing rod body, characterized in that: The coke pushing rod body comprises a coke pushing rod front section (1), a coke pushing rod middle section (2) detachably connected to the coke pushing rod front section (1) via a connecting assembly, and a coke pushing rod tail section (3) hingedly connected to the coke pushing rod middle section (2) via a hinge assembly and detachably connected; a coke pushing head (4) is arranged at the front end of the coke pushing rod front section (1), a scraper assembly (5) is arranged on the coke pushing head (4), a slide device (10) is arranged at the bottom of the front end of the coke pushing rod front section (1), and a plurality of slide devices (10) are arranged at the rear of the slide device (10) and the front end of the coke pushing rod. A front rack (6) on the bottom surface of the front section (1) of the coke pushing rod, a middle rack (7) arranged on the bottom surfaces of the front section (1) and the middle section (2) of the coke pushing rod, and a tail rack (8) arranged on the bottom surface of the tail section (3) of the coke pushing rod. The front rack (6), the middle rack (7) and the tail rack (8) are sequentially abutted to form a continuous tooth shape; and a control subassembly arranged on the front section (1) and the tail section (3) of the coke pushing rod and used for limiting the stroke of the coke pushing rod body is symmetrically arranged above the front end of the front rack (6) and above the rear end of the tail rack (8).

2. A coke pushing rod according to claim 1, characterized in that: The scraper assembly (5) comprises a scraper frame (51) arranged on the top of the coke pushing head (4); a plurality of scrapers (52) for scraping graphite generated on the top of the carbonization chamber are detachably arranged side by side on the top of the scraper frame (51); and an adjustment gasket (53) for adjusting the height of the scraper (52) is arranged between the scraper (52) and the scraper frame (51).

3. A coke pushing rod according to claim 1, characterized in that: The bottom surface of the front section (1) of the coke pushing rod is provided with a slide plate (9) located between the front section (1) of the coke pushing rod and the slide device (10).

4. The coke pushing rod according to claim 1, characterized in that: A first shaft (11) is passed through the bottom of the focus pushing head (4), and a sliding block (12) is provided on the first shaft (11) and passes through the bottom of the focus pushing head (4) to facilitate the pushing of the focus pushing head (4); and cover plates (13) for covering the first shaft (11) are provided on both sides of the bottom of the focus pushing head (4) through screws passed through.

5. The coke pushing rod according to claim 1, characterized in that: The catch assembly comprises a positioning sleeve (15) arranged on a coke pushing rod body along the width direction of the coke pushing rod body, a pin shaft (16) passing through the positioning sleeve (15), a catch (14) being arranged in the middle of the pin shaft (16), and a split pin (17) for locking the pin shaft (16) passing through the end of the pin shaft (16); and a washer (18) located between the positioning sleeve (15) and the split pin (17) being arranged on the outer side of the positioning sleeve (15).

6. The focus pushing rod according to claim 1, characterized in that: The connection assembly comprises a first sleeve (19) arranged in the coke pushing rod body along the width direction of the coke pushing rod body, wherein the first sleeves (19) are two and arranged at intervals in the longitudinal direction; a cylindrical pin (20) with an external thread is connected to the first sleeve (19) through an internal thread, a nut (21) is arranged at one end of the cylindrical pin (20), a screw is inserted between the nut (21) and the cylindrical pin (20), and a disc spring (22) is arranged between the nut (21) and the coke pushing rod body.

7. The focus pushing rod according to claim 1, characterized in that: The bottom surface of the front section (1) of the coke pushing rod located between the coke pushing head (4) and the slide device (10) and the top surfaces of the front section (1), the middle section (2) and the tail section (3) of the coke pushing rod are respectively provided with strips (23) through rivets.

8. The coke pushing rod according to claim 1, characterized in that: The hinge assembly comprises a second shaft (24) arranged at the rear end of the middle section (2) of the coke pushing rod along the width direction of the middle section (2) of the coke pushing rod, the outer wall of the second shaft (24) is sleeved with a second shaft sleeve (25) located inside the middle section (2) of the coke pushing rod, and a hinge seat (27) is arranged on the second shaft sleeve (25), and the end of the hinge seat (27) away from the middle section (2) of the coke pushing rod is connected to the front end of the tail section (3) of the coke pushing rod; a groove is formed at one end of the second shaft (24), and a baffle (26) is inserted into the groove and is in contact with the outer side surface of the tail section (3) of the coke pushing rod, and a fixing bolt (28) is passed between the baffle (26) and the tail section (3) of the coke pushing rod.

9. The coke pushing rod according to claim 1, characterized in that: A limit stopper iron (29) is provided at the end of the top surface of the coke pushing rod tail section (3).

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