CN215560060U

CN215560060U - Movable 21-hammer tamping machine

Info

Publication number: CN215560060U
Application number: CN202121654225.0U
Authority: CN
Inventors: 马文龙
Original assignee: Shanxi Longdingyuan Heavy Industry Equipment Co ltd
Current assignee: Shanxi Longdingyuan Heavy Industry Equipment Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-18
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a movable 21-hammer tamping machine, which comprises seven groups of tamping units connected by pin shafts, wherein each tamping unit comprises a lower supporting frame and a tamping hammer, each tamping hammer comprises a hammer rod and a hammer head, a cross beam is arranged at the upper end of the lower supporting frame, a safety hook component is arranged at the lower end of the lower supporting frame, three groups of upper guide frames are arranged on the cross beam in parallel and perpendicular to the cross beam, each tamping hammer is powered by a driving component arranged on the cross beam, a hammer stopping component is also arranged on each guide frame, the movable 21-hammer tamping machine is characterized in that a connecting support is arranged on the cross beam positioned on one side of the tamping machine, a moving device is arranged in each connecting support, each moving device comprises a moving support seat, a guide rail groove, a hydraulic cylinder I and a carrier roller are respectively arranged on each moving support seat, a guide rail is arranged in each guide rail groove, and the guide rails are connected in the connecting support, and the first hydraulic oil cylinder is externally connected with a hydraulic station and an operating platform.

Description

Movable 21-hammer tamping machine

Technical Field

The utility model relates to the technical field of coking tamping, in particular to a movable 21-hammer tamping machine.

Background

The tamping machine is an important device in coke oven machinery, and is used outside a coke oven to tamp coking mixed coal into coal cakes which are slightly smaller than a coking chamber according to the size of the coking chamber, and the coal cakes are pushed into the coking chamber from the side surface of the coking chamber to be subjected to high-temperature carbonization. The mature coke is pushed out from the carbonization chamber by a tamping coke pusher, is sent to a coke quenching tower by a coke guide and a coke quenching car, is put on a coke cooling platform after being extinguished by water, and is conveyed by an adhesive tape and is separated into commercial coke with different grain sizes by a coke screening.

In the prior art, the publication No. CN 107699258B, entitled 18-hammer tamping machine, 19.05.2020 discloses an adjustment-free 18-hammer tamping machine, which comprises 6 sets of tamping units arranged side by side, wherein each tamping unit comprises a cross beam, a tamping hammer, a guide assembly and a drive assembly; the guide assembly is arranged at the upper part of the cross support beam, the guide assembly comprises a guide frame and a plurality of groups of guide limiting pieces arranged in the guide frame, and the hammer rod is matched and arranged among the plurality of groups of guide limiting pieces in the guide assembly; the driving component comprises a supporting frame arranged at the lower part of the cross-brace beam, two eccentric wheels oppositely arranged on the supporting frame at two sides of the hammer rod, a driving wheel in matched driving connection with the eccentric wheels and a driving motor.

However, in the actual operation of the tamping machine, the tamping briquette has large vibration and severe working environment, particularly a cam device has serious abrasion, the elasticity of an elastic element is insufficient or the elastic element is seriously aged, so that the hammer lifting work is often failed, the service life of the tamping machine is prolonged, the normal work of the tamping machine is influenced, and great loss is brought to the generation of a coke oven. In addition, the existing tamping machine is not beneficial to the continuous tamping of the coal cakes to enter the carbonization chamber due to the limitation of the working environment of the existing tamping machine. The non-automation of the safety hook has certain hidden trouble for the safe operation of the tamping machine.

SUMMERY OF THE UTILITY MODEL

The utility model provides a movable 21-hammer tamping machine, which aims to solve the technical limitation problems of the existing tamping machines in the background art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a movable 21-hammer tamping machine comprises seven groups of tamping units connected by a pin shaft, wherein each tamping unit comprises a lower supporting frame, an upper guiding frame and a cross bracing beam, pulleys are arranged at two ends of each cross bracing beam and are arranged on a track of an operation surface, the upper guiding frame and the lower supporting frame are respectively arranged at the upper end and the lower end of each cross bracing beam, three guide grooves for installing tamping hammers are arranged in the upper guiding frame and the lower supporting frame in parallel and are vertical to the cross bracing beams, each tamping hammer comprises a hammer rod arranged in the guide grooves and a hammer head arranged at the upper end of the hammer rod, a safety hook component for hooking the lower end of the hammer rod is arranged at the lower end of the lower supporting frame, the tamping hammers are powered by a driving component arranged on the cross bracing beams, three groups of hammer stopping components are further arranged on the upper guiding frame and are used for stopping the running of the tamping hammers, the tamping machine is characterized in that a connecting support is arranged on the cross bracing beam at one side of the tamping machine, a moving device is hinged in the connecting support and comprises a moving bracket base and a guide rail hinged with the connecting support, two guide rail grooves corresponding to the guide rail are arranged on the moving bracket base, the two guide rail grooves are arranged on the inner side surfaces of the front side wall and the rear side wall of the moving bracket base, two groups of carrier rollers are arranged on the moving bracket base and are respectively positioned between the two guide rail grooves and are respectively contacted with the upper surface and the lower surface of the guide rail, a guide sleeve is connected on the guide rail through a bolt, the lower end of the guide sleeve is hinged with a hydraulic cylinder I, the hydraulic cylinder I comprises a cylinder body arranged on the moving bracket base and a piston rod hinged with the lower end of the guide sleeve, and the whole tamping machine moves along a track of a working surface through the driving of the hydraulic cylinder I, and the first hydraulic oil cylinder is externally connected with a hydraulic station and an operating platform.

Furthermore, the driving assembly comprises two eccentric wheels, a driving wheel and a driving motor, wherein the two eccentric wheels are oppositely arranged on the lower supporting frames on two sides of the hammer rod, the driving wheel is in matched transmission connection with the eccentric wheels, in the working process, the two eccentric wheels drive the tamping hammer to tamp upwards, the three eccentric wheels on one side of the hammer rod in the same tamping unit are connected through the same transmission shaft, shaft elastic check rings and felt rings are arranged at two ends of the transmission shaft and used for reducing friction between the transmission shaft and the shaft sleeve seat to reduce abrasion of two end heads of the transmission shaft, and the driving motor is externally connected with the operating platform and the electric control cabinet.

Further, the safety hook assembly comprises a fixing plate and a safety hook shaft seat, the fixing plate and the safety hook shaft seat are arranged on the side wall of the lower end of the lower support frame, the fixing plate is located above the safety hook shaft seat, a proximity switch is arranged on the fixing plate, a connecting shaft is arranged in the safety hook shaft seat, an induction plate corresponding to the proximity switch, a safety hook used for hooking the lower end of the hammer rod and a connecting shaft rod piece are fixedly connected to the connecting shaft respectively, one end of the safety hook is fixedly connected to the connecting shaft, one end of the connecting shaft rod piece is fixedly connected to the connecting shaft, the other end of the connecting shaft rod piece is hinged to a piston rod end of a hydraulic oil cylinder II, a cylinder body of the hydraulic oil cylinder II is arranged on the bottom surface of the lower support frame, a signal output end of the proximity switch is connected to the operating platform, and the hydraulic oil cylinder is externally connected to the hydraulic station and the operating platform.

Furthermore, a plurality of groups of guide rollers are arranged in the guide groove, and the hammer rod is arranged among the plurality of groups of guide rollers.

Furthermore, a centralized electric lubricating system is arranged on the cross support beam and used for electrically controlling the connection part of each shaft part in the lubricating and tamping machine.

Compared with the prior art, the utility model has the following advantages: 1. the tamping machine is arranged on a fixed track of an operation room at the side of a coke oven coal tower through a moving device connected with a cross bracing beam pin shaft of the tamping machine, so that a tamped coal cake charging car can conveniently send coal cakes into a carbonization chamber from the side of the coke oven; 2. according to the utility model, for the eccentric wheels, three eccentric wheels in the same drum tamping unit are connected by adopting the same transmission movable shaft, and the elastic check rings and the felt rings for the shafts are additionally arranged at two ends of the transmission movable shaft, so that the service life of the eccentric wheels is prolonged by 60% compared with the original service life, the trouble of frequently maintaining and repairing the tamping machine in a coking plant is solved, a large amount of funds are saved for the coking plant, and the production and development of the coking plant are promoted; according to the utility model, the proximity switch and the induction plate are additionally arranged in the safety hook assembly 105, so that the automatic protection function of the hammer lever is realized.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a mobile device according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a tamping unit in an embodiment of the utility model;

FIG. 4 is a front view of a stop hammer assembly in an embodiment of the present invention;

FIG. 5 is a side view of a stop hammer assembly in an embodiment of the present invention;

in the figure: the tamping unit is 1, the lower support frame is 101, the upper guide frame is 102, the cross support beam is 103, the tamping hammer is 104, the hammer head is 104a, the hammer rod is 104b, the safety hook component is 105, the fixing plate is 1051, the safety hook shaft seat is 1052, the hydraulic oil cylinder is 1053, the connecting shaft is 1054, the proximity switch is 1055, the connecting shaft rod component is 1056, the induction plate is 1057, the safety hook is 1058, the stop hammer component is 106, the driving component is 107, the driving motor is 1071, the driving wheel is 1072, the eccentric wheel is 1073, the guide roller is 108, the pulley is 109, the lubricating system is 110, the connecting support seat is 111, the moving device is 2, the moving support seat is 201, the guide rail groove is 202, the hydraulic oil cylinder I is 203, the carrier roller is 204, the guide rail is 205, and the guide sleeve is 206.

Detailed Description

In order to further illustrate the technical solution of the present invention, the present invention is further illustrated by the following examples.

As shown in fig. 1 to 5, the movable 21-hammer tamping machine comprises seven groups of tamping units 1 connected by a pin shaft, wherein each tamping unit 1 comprises a lower support frame 101, an upper guide frame 102 and a cross beam 103, pulleys 109 are arranged at two ends of each cross beam 103, the pulleys 109 are arranged on a track of a working surface, a centralized electric lubricating system 110 is arranged on each cross beam 103 and used for electrically controlling and lubricating connection parts of each shaft part in the tamping machine, a plurality of groups of guide rollers 108 are arranged in each guide groove, and a hammer rod 104b is arranged among the groups of guide rollers 108. The upper guide frame 102 and the lower support frame 101 are respectively installed at the upper end and the lower end of the cross beam 103, three guide grooves for installing the tamping hammer 104 are arranged in parallel in the upper guide frame 102 and the lower support frame 101 and perpendicular to the cross beam 103, the tamping hammer 104 comprises a hammer rod 104b arranged in the guide grooves and a hammer head 104a arranged at the upper end of the hammer rod 104b, the lower end of the lower support frame 101 is provided with a safety hook assembly 105 for hooking the lower end of the hammer rod 104b, the safety hook assembly 105 comprises a fixing plate 1051 and a safety hook shaft seat 1052 arranged on the side wall of the lower end of the lower support frame 101, the fixing plate 1051 is positioned above the safety hook shaft seat 1052, the fixing plate 1051 is provided with a proximity switch 1055, the safety hook shaft seat 1054 is arranged in the safety hook shaft seat, and the connecting shaft 1054 is respectively and fixedly connected with an induction plate 1057, a corresponding to the proximity switch 1055, The safety hook 1058 and the connecting shaft rod piece 1056 are used for hooking the lower end of the hammer lever 104b, one end of the safety hook 1058 is fixedly connected to the connecting shaft 1054, one end of the connecting shaft rod piece 1056 is fixedly connected with the connecting shaft 1054, the other end of the connecting shaft rod piece 1056 is hinged with a piston rod end of a hydraulic oil cylinder II 1053, a cylinder body of the hydraulic oil cylinder II 1053 is arranged on the bottom surface of the lower end of the lower supporting frame 101, the signal output end of the proximity switch 1055 is connected with the operating platform, and the hydraulic oil cylinder II 1053 is externally connected with the hydraulic station and the operating platform. The tamping hammer 104 is powered by a driving component 107 arranged on the cross-bracing beam 103, the driving component 107 comprises two eccentric wheels 1073 which are oppositely arranged on the lower supporting frame 101 at two sides of the hammer rod 104b, a driving wheel 1072 which is in transmission connection with the eccentric wheels 1073 in a matching way, and a driving motor 1071, in the working process, the two eccentric wheels 1073 drive the tamping hammer 104 to perform upward tamping action, the three eccentric wheels 1073 positioned at one side of the hammer rod 104b in the same tamping unit 1 are connected by the same transmission shaft, two ends of the transmission shaft are respectively provided with an elastic collar and a felt ring for reducing the friction between the transmission shaft and a shaft sleeve seat so as to slow down the abrasion of two end heads of the transmission shaft, and the driving motor 1071 is externally connected with the operating platform and the electric control cabinet. The upper guide frame 102 is further provided with three sets of hammer stopping assemblies 106 for stopping the operation of the tamping hammer 104, and is characterized in that a connecting support 111 is arranged on the cross-brace beam 103 positioned on one side of the tamping machine, a moving device 2 is hinged in the connecting support 111, the moving device 2 comprises a moving support base 201 and a guide rail 205 hinged with the connecting support 111, two guide rail grooves 202 corresponding to the guide rail 205 are arranged on the moving support base 201, the two guide rail grooves 202 are arranged on the inner side surfaces of the front side wall and the rear side wall of the moving support base 201, two sets of carrier rollers 204 are arranged on the moving support base 201, the two sets of carrier rollers 204 are respectively positioned between the two guide rail grooves 202 and are respectively contacted with the upper surface and the lower surface of the guide rail 205, a guide sleeve 206 is bolted on the guide rail 205, and a hydraulic cylinder 203 is hinged at the lower end of the guide sleeve 206, the hydraulic oil cylinder one 203 comprises a cylinder body arranged on the movable support base 201 and a piston rod hinged with the lower end of the guide sleeve 206, the whole tamping machine moves along a track of an operation surface through the driving of the hydraulic oil cylinder one 203, and the hydraulic oil cylinder one 203 is externally connected with a hydraulic station and an operation table.

According to the utility model, the tamping machine 1 is arranged on a fixed track of an operation room at the coal tower side of the coke oven through the moving device 2 connected with the cross support beam 103 of the tamping machine 1 through a pin shaft, so that a tamped coal cake charging car can conveniently send coal cakes into a carbonization chamber from the coke oven side; according to the utility model, the eccentric wheel 1703 is connected by adopting the same transmission movable shaft and the elastic check ring and the felt ring for the shaft are added at the two ends of the transmission movable shaft by adopting the three eccentric cams 1073 in the same drum tamping unit 1, so that the service life of the eccentric wheel 1703 is prolonged by 60 percent compared with the original service life, the trouble of frequently maintaining and repairing the tamping machine in a coking plant is solved, a large amount of funds are saved for the coking plant, and the production and development of the coking plant are promoted; the utility model realizes the function of automatic protection of the hammer lever 104b by additionally arranging the proximity switch 1055 and the induction plate 1057 in the safety hook component 105.

While there have been shown and described what are at present considered to be the essential features and advantages of the utility model, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A movable 21-hammer tamping machine comprises seven groups of tamping units (1) connected by pin shafts, wherein each tamping unit (1) comprises a lower support frame (101), an upper guide frame (102) and a cross bracing beam (103), pulleys (109) are arranged at two ends of each cross bracing beam (103), the pulleys (109) are arranged on a track of a working face, the upper guide frame (102) and the lower support frame (101) are respectively arranged at the upper end and the lower end of each cross bracing beam (103), three guide grooves used for installing tamping hammers (104) are arranged in parallel in the upper guide frame (102) and the lower support frame (101) and perpendicular to the cross bracing beams (103), each tamping hammer (104) comprises a hammer rod (104b) arranged in each guide groove and a hammer head (104a) arranged at the upper end of the hammer rod (104b), and a safety hook assembly (105) used for hooking the lower end of the hammer rod (104b) is arranged at the lower end of the lower support frame (101), the tamping hammer (104) is powered by a driving assembly (107) arranged on a cross bracing beam (103), the upper guide frame (102) is also provided with three groups of hammer stopping assemblies (106) for stopping the tamping hammer (104) to run, and the tamping hammer tamping machine is characterized in that a connecting support (111) is arranged on the cross bracing beam (103) positioned on one side of the tamping machine, a moving device (2) is hinged in the connecting support (111), the moving device (2) comprises a moving support base (201) and a guide rail (205) hinged with the connecting support (111), two guide rail grooves (202) corresponding to the guide rail (205) are arranged on the moving support base (201), the two guide rail grooves (202) are arranged on the inner side surfaces of the front side wall and the rear side wall of the moving support base (201), two groups of carrier rollers (204) are arranged on the moving support base (201), and the two groups of carrier rollers (204) are respectively positioned between the two guide rail grooves (202), the tamping tool is characterized by comprising a guide rail (205), a guide sleeve (206) is connected to the guide rail (205) through bolts, a first hydraulic oil cylinder (203) is hinged to the lower end of the guide sleeve (206), the first hydraulic oil cylinder (203) comprises a cylinder body installed on the movable support base (201) and a piston rod hinged to the lower end of the guide sleeve (206), the whole tamping tool is driven by the first hydraulic oil cylinder (203) to move along a track of a working face, and a hydraulic station and an operating platform are connected to the outside of the first hydraulic oil cylinder (203).

2. The movable 21-hammer tamping machine according to claim 1, wherein the driving assembly (107) comprises two eccentrics (1073) of the lower support frame (101) oppositely disposed at two sides of the hammer rod (104b), a driving wheel (1072) and a driving motor (1071) in matching transmission connection with the eccentrics (1073), during operation, the two eccentrics (1073) drive the tamping hammer (104) to perform an upward tamping action, the three eccentrics (1073) disposed at one side of the hammer rod (104b) in the same tamping unit (1) are connected with the same transmission shaft, two ends of the transmission shaft are respectively provided with an elastic collar and a felt ring for reducing friction between the transmission shaft and the sleeve seat to reduce wear of two ends of the transmission shaft, and the driving motor (1071) is externally connected with the console and the electric cabinet.

3. The movable 21-hammer tamping machine according to claim 1, wherein the safety hook assembly (105) comprises a fixing plate (1051) and a safety hook shaft seat (1052) which are arranged on the side wall of the lower end of the lower support frame (101), the fixing plate (1051) is positioned above the safety hook shaft seat (1052), the fixing plate (1051) is provided with a proximity switch (1055), a connecting shaft (1054) is arranged in the safety hook shaft seat (1052), the connecting shaft (1054) is fixedly connected with an induction plate (1057) corresponding to the proximity switch (1055), a safety hook (1058) for hooking the lower end of the hammer rod (104b), and a connecting shaft rod member (1056), one end of the safety hook (1058) is fixedly connected to the connecting shaft (1054), one end of the connecting shaft rod member (1056) is fixedly connected to the connecting shaft (1054), and the other end is hinged with a piston rod of a hydraulic cylinder (1053), the cylinder body of the second hydraulic oil cylinder (1053) is arranged on the bottom surface of the lower end of the lower support frame (101), the signal output end of the proximity switch (1055) is connected with the operating platform, and the outside of the second hydraulic oil cylinder (1053) is connected with the hydraulic station and the operating platform.

4. The movable 21 hammer tamping machine according to claim 1, wherein a plurality of sets of guide rollers (108) are disposed within the guide channel, and wherein the hammer rod (104b) is disposed between the plurality of sets of guide rollers (108).

5. The mobile 21-hammer tamper according to any one of claims 1-4, wherein the cross-brace beam (103) is provided with a centralized electric lubrication system (110) for electrically controlling lubrication of shaft connection points in the tamper.