CN212449256U

CN212449256U - Can dismantle heavy scraper conveyor chain wheel structure of tooth

Info

Publication number: CN212449256U
Application number: CN202021128673.2U
Authority: CN
Inventors: 吴亚军
Original assignee: Tongmei Datang Tashan Coal Mine Co ltd
Current assignee: Tongmei Datang Tashan Coal Mine Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-02
Anticipated expiration: 2030-06-18

Abstract

The utility model relates to the technical field of production and manufacturing of chain wheels, and discloses a heavy scraper conveyor chain wheel structure with detachable teeth, which comprises a tooth row shaft, wherein the outer wall of the tooth row shaft is provided with a mounting groove, a base is firstly mounted in the mounting groove, then a bolt is mounted in a long groove, the bolt in the long groove is respectively spliced with a through hole on the base through the mounting groove, so as to fix the positions of the base and the tooth row, then a left connecting rod and a right connecting rod are respectively spliced into a left bearing and a right bearing, the positions of the connecting rods in the bearings can be limited through the mutual clamping of splines and flower grooves, so that the connecting rods cannot rotate independently in the bearings, and finally the bolt is mounted in the mounting hole on the bearings, thereby locking the positions between the connecting rods and the bearings, so that the connecting rods cannot be separated again, the utility model has simple structure, and solves the problem of too high replacement cost of the heavy scraper conveyor chain wheel, has the advantage that the teeth can be disassembled and assembled at will.

Description

Can dismantle heavy scraper conveyor chain wheel structure of tooth

Technical Field

The utility model relates to a production and the manufacturing technology field of sprocket specifically are a can dismantle heavy scraper conveyor sprocket structure of tooth.

Background

Mine transportation is an important link in the coal mining production process, a scraper conveyor is generally used for mine transportation at present, the scraper conveyor is a continuous conveying machine with a flexible traction mechanism, the machine is arranged for coal transportation of a coal face and a mining area roadway, a traction member of the scraper conveyor is a scraper chain, a bearing device is a middle groove, the scraper chain is arranged on the groove face of the middle groove, a heavy double-chain scraper conveyor is adopted in a coal mine, a chain wheel consists of a chain wheel and a connecting cylinder and is a very important component in the scraper conveyor, the chain wheel is a force transmission part and is also a quick-wear part, the conveying chain wheel is subjected to static load and impact load in operation, the conveying chain wheel is a wheel-shaped mechanical part with teeth meshed with the chain, the chain wheel can be worn or fall off in the continuous friction process, the bearing and the teeth of the coal mine chain wheel are generally integrally connected at present, and the bearing needs to be replaced together with the teeth on the chain wheel, the replacement cost is increased, the replacement is very troublesome, time and labor are wasted, and therefore, how to disassemble and assemble the teeth of the heavy scraper conveyor chain wheel at will becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a can dismantle heavy scraper conveyor chain wheel structure of tooth possesses the advantage that can dismantle the equipment tooth at will, has solved the too high problem of heavy scraper conveyor chain wheel replacement cost.

(II) technical scheme

In order to realize the above-mentioned purpose that can dismantle the equipment tooth at will, the utility model provides a following technical scheme: a heavy scraper conveyor chain wheel structure with detachable teeth comprises a tooth row shaft, wherein a left connecting rod is fixedly connected to the left side of the tooth row shaft, a left bearing is sleeved on the outer wall of the left connecting rod, an output shaft is fixedly connected to the left side of the left bearing, a right connecting rod is fixedly connected to the right side of the tooth row shaft, a right bearing is sleeved on the outer wall of the right connecting rod, mounting holes are formed in the tops of the left connecting rod and the right connecting rod respectively, a screw is movably connected to the inner wall of each mounting hole, splines are fixedly connected to the outer walls of the left connecting rod and the right connecting rod respectively, flower grooves are movably connected to the outer walls of the splines, mounting grooves are formed in the outer wall of the tooth row shaft, elongated grooves are formed in the inner side walls of the mounting grooves, bolts are movably connected to the inner walls of the elongated grooves, the top of the base is fixedly connected with a tooth row.

Preferably, the top of left bearing and right bearing all seted up with screw assorted perpendicular groove, in left connecting rod and the right connecting rod difference plug-in left bearing and the right bearing back, can fix the relative position between them through the installation of screw, make unable separation between left connecting rod and left bearing, right connecting rod and the right bearing.

Preferably, the flower groove is opened on the inner wall of left bearing and right bearing, through the mutual joint of spline and flower groove, can restrict the position of connecting rod in the bearing, makes the connecting rod can't rotate alone in the bearing, only can the simultaneous movement.

Preferably, the tooth row is designed in a bilateral symmetry mode, when one side of the tooth row is worn, the tooth row can be turned over for continuous use, the service life is prolonged, and meanwhile, the replacement cost is saved.

Preferably, three rings of mounting grooves are formed in the outer wall of the gear row shaft, each ring of mounting grooves is formed by six mounting grooves, a plurality of gear rows can be better matched with chains to perform transmission, and the work is more efficient.

Preferably, the elongated slot transversely penetrates through three adjacent mounting grooves, and the positions of the three transverse tooth rows can be fixed by mounting the bolt into the elongated slot, so that the fixing stability is ensured, and the fixing operation is simpler and more convenient.

Preferably, the diameter of through-hole and the diameter phase-match of bolt make the bolt in the mounting groove can directly pass the through-hole, and then fix the position of base, arrange stable control in the mounting groove to the tooth, can not take place not hard up the circumstances such as drop.

(III) advantageous effects

Compared with the prior art, the utility model provides a can dismantle heavy scraper conveyor chain wheel structure of tooth possesses following beneficial effect:

1. this can dismantle heavy scraper conveyor sprocket structure of tooth, through confirm the position of row of teeth earlier in the base installation goes into the mounting groove, after horizontal adjacent three row of teeth all install, in the elongated slot is gone through the bolt to the elongated slot respectively, and peg graft mutually with the through-hole on the base, thereby just fixed the position of base and row of teeth, make it can not break away from the mounting groove again, through the base, the mounting groove, the row of teeth, the bolt, the cooperation between elongated slot and the through-hole is used, thereby reached and stably fixed the row of teeth position and can dismantle the effect at any time.

2. This can dismantle heavy scraper conveyor sprocket structure of tooth, mutual joint through spline and flower groove, can restrict the position of left connecting rod and right connecting rod in left bearing and right bearing, make the connecting rod can't rotate alone in the bearing, only can synchronous motion, later in advance the mounting hole on screw installation left bearing and the right bearing, thereby position between dead connecting rod of lock and the bearing, make it can't separate again, through the spline, the flower groove, left connecting rod, right connecting rod, left bearing, right bearing, cooperation between screw and the mounting hole is used, thereby reached can be stable the effect of being in the same place tooth row axle and bearing connection.

Drawings

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

FIG. 2 is a sectional view of the tooth row shaft portion of the present invention;

fig. 3 is a side view of the tooth row shaft portion of the present invention.

In the figure: 1-tooth row shaft, 2-left connecting rod, 3-right connecting rod, 4-left bearing, 5-right bearing, 6-output shaft, 7-mounting hole, 8-screw, 9-spline, 10-flower groove, 11-mounting groove, 12-base, 13-through hole, 14-bolt, 15-tooth row and 16-long groove.

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.

Referring to fig. 1-3, a heavy scraper conveyor sprocket structure with detachable teeth comprises a tooth row shaft 1, a left connecting rod 2 is fixedly connected to the left side of the tooth row shaft 1, a left bearing 4 is sleeved on the outer wall of the left connecting rod 2, an output shaft 6 is fixedly connected to the left side of the left bearing 4, a right connecting rod 3 is fixedly connected to the right side of the tooth row shaft 1, a right bearing 5 is sleeved on the outer wall of the right connecting rod 3, mounting holes 7 are respectively formed in the top portions of the left connecting rod 2 and the right connecting rod 3, screws 8 are movably connected to the inner walls of the mounting holes 7, vertical grooves matched with the screws 8 are respectively formed in the top portions of the left bearing 4 and the right bearing 5, the left connecting rod 2 and the right connecting rod 3 are respectively inserted into the left bearing 4 and the right bearing 5, the relative positions between the left connecting rod 2 and the left bearing 4, and the right connecting rod 3 and the right bearing 5 can not be separated from, the outer walls of the left connecting rod 2 and the right connecting rod 3 are fixedly connected with splines 9, the outer walls of the splines 9 are movably connected with flower grooves 10, the flower grooves 10 are arranged on the inner walls of the left bearing 4 and the right bearing 5, the positions of the connecting rods in the bearings can be limited through the mutual clamping of the splines 9 and the flower grooves 10, so that the connecting rods cannot rotate independently in the bearings and can only move synchronously, the outer wall of the tooth row shaft 1 is provided with mounting grooves 11, the outer wall of the tooth row shaft 1 is provided with three rings of mounting grooves 11, each ring consists of six mounting grooves 11, a plurality of tooth rows 15 are mounted, the transmission can be better matched with chains for transmission, the work is more efficient, the inner side wall of each mounting groove 11 is provided with a long groove 16, the long groove 16 transversely penetrates through three adjacent mounting grooves 11, and the positions of the transverse three tooth rows 15 can be fixed by mounting bolts 14 into the long grooves 16, so, also make fixed operation more simple and convenient, the inner wall swing joint of elongated slot 16 has bolt 14, the inner wall swing joint of mounting groove 11 has base 12, through-hole 13 has been seted up to the outer wall of base 12, the diameter of through-hole 13 and the diameter phase-match of bolt 14, make bolt 14 in the mounting groove 11 can directly pass through-hole 13, and then fix the position of base 12, stable control of row of teeth 15 is in mounting groove 11, the condition such as not hard up coming off can not take place, the top fixedly connected with row of teeth 15 of base 12, row of teeth 15 is the bilateral symmetry formula design, can turn over the face and continue to use row of teeth 15 after row of teeth 15's one side wearing and tearing, the replacement cost has also been practiced thrift when having increased life.

The working principle is as follows: firstly, the base 12 is installed in the installation groove 11, after the three transversely adjacent tooth rows 15 are installed, the bolts 14 are arranged in the long grooves 16, the bolts 14 in the long grooves 16 respectively penetrate through the three mounting grooves 11 and are inserted into the through holes 13 on the base 12, thereby fixing the positions of the base 12 and the tooth row 15, ensuring that the base and the tooth row are not separated from the installation groove 11, then inserting the left connecting rod 2 and the right connecting rod 3 into the left bearing 4 and the right bearing 5 respectively, through the mutual joint of spline 9 and flower groove 10, can restrict the position of left connecting rod 2 and right connecting rod 3 in left bearing 4 and right bearing 5, make the connecting rod can't rotate alone in the bearing, only can synchronous motion, install into mounting hole 7 on left bearing 4 and the right bearing 5 to screw 8 again at last to the position between dead connecting rod and the bearing makes it can't separate again.

In summary, according to the chain wheel structure of the heavy scraper conveyor with the detachable teeth, the positions of the tooth rows 15 are determined by installing the base 12 into the installation groove 11, after the three transversely adjacent tooth rows 15 are installed, the bolts 14 are installed into the long grooves 16, the bolts 14 in the long grooves 16 penetrate through the three installation grooves 11 respectively and are inserted into the through holes 13 in the base 12, so that the positions of the base 12 and the tooth rows 15 are fixed and cannot be separated from the installation grooves 11, and the base 12, the installation grooves 11, the tooth rows 15, the bolts 14, the long grooves 16 and the through holes 13 are matched for use, so that the effects of stably fixing the positions of the tooth rows 15 and being capable of being detached at any time are achieved; through spline 9 and mutual joint of flower groove 10, can restrict the position of left connecting rod 2 and right connecting rod 3 in left bearing 4 and right bearing 5, make the connecting rod can't rotate alone in the bearing, only can synchronous motion, later install into the mounting hole 7 on left bearing 4 and the right bearing 5 to screw 8 again, thereby lock the position between dead connecting rod and the bearing, make it can't separate again, through spline 9, flower groove 10, left connecting rod 2, right connecting rod 3, left bearing 4, right bearing 5, cooperation between screw 8 and the mounting hole 7 is used, thereby reached can be stable the effect of being in the same place tooth row axle 1 and bearing connection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A can dismantle heavy scraper conveyor chain wheel structure of tooth, includes tooth row axle (1), its characterized in that: a left connecting rod (2) is fixedly connected to the left side of the tooth row shaft (1), a left bearing (4) is sleeved on the outer wall of the left connecting rod (2), an output shaft (6) is fixedly connected to the left side of the left bearing (4), a right connecting rod (3) is fixedly connected to the right side of the tooth row shaft (1), a right bearing (5) is sleeved on the outer wall of the right connecting rod (3), mounting holes (7) are formed in the tops of the left connecting rod (2) and the right connecting rod (3), screws (8) are movably connected to the inner wall of the mounting holes (7), splines (9) are fixedly connected to the outer walls of the left connecting rod (2) and the right connecting rod (3), flower grooves (10) are movably connected to the outer wall of the splines (9), mounting grooves (11) are formed in the outer wall of the tooth row shaft (1), elongated grooves (16) are formed in the inner side, the inner wall of the long groove (16) is movably connected with a bolt (14), the inner wall of the mounting groove (11) is movably connected with a base (12), the outer wall of the base (12) is provided with a through hole (13), and the top of the base (12) is fixedly connected with a gear row (15).

2. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: and vertical grooves matched with the screws (8) are formed in the tops of the left bearing (4) and the right bearing (5).

3. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: the flower groove (10) is formed in the inner walls of the left bearing (4) and the right bearing (5).

4. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: the tooth rows (15) are designed in a left-right symmetrical mode.

5. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: three rings of mounting grooves (11) are formed in the outer wall of the gear row shaft (1), and each ring is formed by six mounting grooves (11).

6. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: the long groove (16) transversely penetrates through the three adjacent mounting grooves (11).

7. The chain wheel structure of the heavy scraper conveyor with detachable teeth of claim 1, wherein: the diameter of the through hole (13) is matched with that of the bolt (14).