CN218817697U

CN218817697U - Shaft for metal tensioning chain wheel of anchor rod drilling machine

Info

Publication number: CN218817697U
Application number: CN202223577465.2U
Authority: CN
Inventors: 马文岳
Original assignee: Qingdao Qiming Industry And Trade Co ltd
Current assignee: Qingdao Qiming Industry And Trade Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-07
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a jumbolter accessory technical field just discloses a metal rises tightly for sprocket shaft between jumbolter, including the sprocket body, the center cavity setting of sprocket body, the middle part of sprocket body is provided with the lantern ring, it is provided with the axis of rotation to run through in the lantern ring, the side is provided with the protective housing respectively around the sprocket body, the perforation has been seted up at the center of protective housing. This metal rises and tightly sprocket shaft between roofbolter sets up sprocket body, the lantern ring, axis of rotation and protective housing, connects together through the design of bolt and some grafting structures between each part, realizes that the fixed connection of sprocket body, the lantern ring, axis of rotation and protective housing is a whole, stable in structure, and intensity is high, is difficult to appear breaking away from between the subassembly, and the installation is dismantled all very conveniently moreover, and the maintenance of being convenient for is used, the life of improving the device.

Description

Shaft for inter-metal tensioning chain wheel of anchor rod drilling machine

Technical Field

The utility model relates to a roofbolter accessory technical field specifically is a metal rises tightly sprocket shaft between roofbolter.

Background

The anchor rod drilling machine is also called as an anchor drilling machine, is an important drilling machine, plays an important role in the work of building construction supporting projects, can improve the supporting effect, reduce the supporting cost, lighten the labor intensity, accelerate the roadway forming speed and the like, and the walking movement of the equipment is mostly dependent on a chain wheel tensioning structure at the bottom of the machine.

In a chinese patent document with the current application number of CN201410571821.0, a chain wheel tensioning structure for a roofbolter is recorded, and the chain wheel tensioning structure can change the traditional chain wheel tensioning mode by arranging components such as a chain, a chain wheel, a left-right rotating screw rod, a screw rod sleeve, a pin shaft and the like, so that the drill rod and the chain are stressed more stably in the drilling process, the structure is simple and compact, the installation and the disassembly are convenient, the operation is simple, convenient and reliable, and the defects of the chain wheel tensioning structure are that the strength of the connecting structure of the chain wheel and the pin shaft in the device is not high, the breakage and the damage are easy to occur, the maintenance and the replacement are inconvenient, and the integral use of the device is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a metal rises tightly for sprocket axle between roofbolter to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal rises between roofbolter and tightly takes turns to axle, includes the sprocket body, the center cavity setting of sprocket body, the middle part of sprocket body is provided with the lantern ring, run through in the lantern ring and be provided with the axis of rotation, the side is provided with the protective housing respectively around the sprocket body, the perforation has been seted up at the center of protective housing, the axis of rotation runs through the perforation, the ring channel, every are seted up to the front and back side of sprocket body one side fixed mounting that the protective housing is close to the sprocket body has the insert ring, insert the ring and insert the setting in the ring channel that corresponds.

Preferably, the inside of sprocket body is run through and has been seted up a plurality of slots, the outside of the lantern ring corresponds fixed mounting and has a plurality of inserted block, every the inserted block inserts and sets up in the slot that corresponds, and slot and inserted block all set up with the central axis symmetry of sprocket body.

Preferably, a plurality of first threaded holes are axially symmetrically formed in the front side surface and the rear side surface of the chain wheel body, and a second threaded hole is formed in the front side surface and the rear side surface of each inserting block respectively.

Preferably, a plurality of threaded holes III are formed in the front protective shell and the rear protective shell in a penetrating mode, and each threaded hole III corresponds to the threaded hole I or the threaded hole II respectively.

Preferably, a plurality of first embedded grooves are axially symmetrically formed in one side face, away from the protective shell, of the protective shell, each first embedded groove is formed in the outer side of the corresponding threaded hole III, a first fixing bolt is arranged in each first embedded groove, and each first fixing bolt is in threaded connection with the corresponding threaded hole III and the corresponding threaded hole I or the corresponding threaded hole II.

Preferably, two sets of threaded holes four are axially symmetrically formed in the outer side of the circumference of the lantern ring, and a threaded hole five is formed in the position, corresponding to each threaded hole four, in the outer side of the rotating shaft in a communicating mode.

Preferably, two groups of second embedded grooves are formed in the circumferential outer side of the lantern ring in an axisymmetric manner, each second embedded groove is formed in the outer side of the corresponding fourth threaded hole, a second fixing bolt is arranged in each second embedded groove, and each second fixing bolt is in threaded connection with the fourth threaded hole and the corresponding fifth threaded hole.

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

this metal rises tightly for sprocket shaft between roofbolter, set up the sprocket body, the lantern ring, axis of rotation and protective housing, utilize fixing bolt two to fix the lantern ring in the axis of rotation earlier, insert the inserted block in the lantern ring outside the lantern ring in the inside slot of seting up of sprocket body again, the inserted ring of protective housing one side inserts in the ring channel on the sprocket body, reuse fixing bolt one carries out fixed connection, finally realize the sprocket body, the lantern ring, the fixed connection of axis of rotation and protective housing is as an organic whole, stable in structure, high strength, be difficult to appear breaking away from between the subassembly, and the installation is dismantled all very conveniently, the maintenance of being convenient for is used, the service life of improving the device.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a front view of the sprocket body of the present invention;

FIG. 4 is a schematic view of the front view of the lantern ring of the present invention;

fig. 5 is a schematic view of the back structure of the protective shell of the present invention;

FIG. 6 is a schematic view of the overall front view structure of the present invention;

fig. 7 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a sprocket body; 2. a collar; 3. a rotating shaft; 4. a protective shell; 5. a sprocket; 6. an annular groove; 7. a slot; 8. inserting a block; 9. inserting a ring; 10. perforating; 11. a first threaded hole; 12. a second threaded hole; 13. a third threaded hole; 14. fixing a first bolt; 15. the first embedded groove; 16. a second embedded groove; 17. a fourth threaded hole; 18. a fifth threaded hole; 19. and fixing a second bolt.

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. 1-7, the present invention provides a technical solution: a shaft for a metal tensioning chain wheel of a jumbolter comprises a chain wheel body 1, wherein the center of the chain wheel body 1 is arranged in a hollow mode, a lantern ring 2 is arranged in the middle of the chain wheel body 1, a rotating shaft 3 penetrates through the lantern ring 2, protective housings 4 are respectively arranged on the front side and the rear side of the chain wheel body 1, a through hole 10 is formed in the centers of the protective housings 4, the rotating shaft 3 penetrates through the through hole 10, annular grooves 6 are formed in the front side and the rear side of the chain wheel body 1, an insert ring 9 is fixedly installed on one side, close to the chain wheel body 1, of each protective housing 4, and the insert ring 9 is inserted into the corresponding annular groove 6;

a plurality of slots 7 are formed in the chain wheel body 1 in a penetrating manner, a plurality of insert blocks 8 are correspondingly and fixedly installed on the outer side of the lantern ring 2, each insert block 8 is inserted into the corresponding slot 7, the slots 7 and the insert blocks 8 are symmetrically arranged around the central axis of the chain wheel body 1, the lantern ring 2 is limited on the chain wheel body 1 by inserting the insert blocks 8 into the slots 7, a plurality of first threaded holes 11 are formed in the front side surface and the rear side surface of the chain wheel body 1 in an axial symmetry manner, a second threaded hole 12 is formed in the front side surface and the rear side surface of each insert block 8 respectively, a plurality of third threaded holes 13 are formed in the front protective shell 4 and the rear protective shell 4 in a penetrating manner, each third threaded hole 13 corresponds to the first threaded hole 11 or the second threaded hole 12 respectively, a plurality of first embedded slots 15 are formed in the side surface, which is relatively far away from the front protective shell 4 and the rear protective shell 4, each first embedded slot 15 is formed in the outer side surface corresponding to the first threaded hole 13, a first fixing bolt 14 is arranged in each first embedded slot 15, each fixing bolt 14 is in threaded connection with the corresponding third threaded hole 13 and the corresponding threaded hole 11 or the corresponding threaded hole 12, and the lantern ring 4 are fixed on one of the lantern ring by the first fixing bolt 14;

two sets of screw holes four 17 have been seted up to the circumference outside axial symmetry of the lantern ring 2, five 18 of screw hole have been seted up to the position intercommunication that every screw hole four 17 is corresponded in the outside of axis of rotation 3, two sets of embedded groove two 16 have been seted up to the circumference outside axial symmetry of the lantern ring 2, every embedded groove two 16 is seted up in the outside that corresponds every screw hole four 17, and be provided with two 19 fixing bolt in every embedded groove two 16, two 19 threaded connection of every fixing bolt advance screw hole four 17 and the five 18 of screw hole that correspond, carry out fixed connection with the lantern ring 2 and axis of rotation 3 through two 19 fixing bolt, two 19 fixing bolt hide in two 16 embedded grooves, do not influence its installation work.

The working principle is as follows: firstly, a second fixing bolt 19 is used for being in threaded connection with a fourth threaded hole 17 and a fifth corresponding threaded hole 18, so that the lantern ring 2 is fixedly connected with the rotating shaft 3, then the rotating shaft 3 and the fixed lantern ring 2 penetrate into the chain wheel body 1, the inserting block 8 on the outer side of the lantern ring 2 is inserted into the inserting groove 7 in the chain wheel body 1, the front side and the rear side of the lantern ring 2 are kept flush with the front side and the rear side of the chain wheel body 1, then the two protective housings 4 penetrate through the front side and the rear side of the rotating shaft 3 respectively, a first fixing bolt 14 is used for being in threaded connection with a third corresponding threaded hole 13 and a first corresponding threaded hole 11 or a second corresponding threaded hole 12, so that the chain wheel body 1, the lantern ring 2 and the protective housings 4 are fixed together, the whole integral structure is realized, and finally, the connecting operation of the rotating shaft 3 and the output shaft of the motor and the sheathing of chains on the outer sides of the chain wheel body 1 are carried out.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a metal rises between jumbolter tight for sprocket axle, includes sprocket body (1), its characterized in that: the center cavity of sprocket body (1) sets up, the middle part of sprocket body (1) is provided with the lantern ring (2), run through in the lantern ring (2) and be provided with axis of rotation (3), the side is provided with protective housing (4) respectively around sprocket body (1), perforation (10) have been seted up at the center of protective housing (4), axis of rotation (3) run through perforation (10), ring channel (6), every are seted up to the side around sprocket body (1) one side fixed mounting that protective housing (4) are close to sprocket body (1) has insert ring (9), insert ring (9) and set up in ring channel (6) that correspond.

2. The shaft for the inter-metal tension sprocket of the anchor rod drilling machine according to claim 1, wherein: the inside of sprocket body (1) is run through and is seted up a plurality of slot (7), the outside of the lantern ring (2) corresponds fixed mounting and has a plurality of inserted block (8), every inserted block (8) insert the setting in slot (7) that correspond.

3. The shaft for the inter-metal tension sprocket of the jumbolter according to claim 2, wherein: the chain wheel is characterized in that a plurality of first threaded holes (11) are axially symmetrically formed in the front side surface and the rear side surface of the chain wheel body (1), and a second threaded hole (12) is formed in the front side surface and the rear side surface of each insert block (8).

4. The shaft for the inter-metal tension sprocket of the anchor rod drilling machine according to claim 3, wherein: a plurality of threaded holes III (13) are formed in the front protective shell and the rear protective shell (4) in a penetrating mode, and each threaded hole III (13) corresponds to the threaded hole I (11) or the threaded hole II (12) respectively.

5. The shaft for the inter-metal tension sprocket of the jumbolter according to claim 4, wherein: front and back two a plurality of embedded groove (15) have been seted up to a side axial symmetry that protective housing (4) kept away from relatively, every embedded groove (15) are seted up in the outside that corresponds screw hole three (13), and every be provided with fixing bolt (14) in embedded groove (15), every fixing bolt (14) corresponding screw hole three (13) of threaded connection and screw hole one (11) or screw hole two (12) that correspond.

6. The shaft for the inter-metal tension sprocket of the anchor rod drilling machine according to claim 1, wherein: two groups of threaded holes four (17) are symmetrically formed in the circumferential outer side of the lantern ring (2), and threaded holes five (18) are formed in the positions, corresponding to the threaded holes four (17), of the outer side of the rotating shaft (3) in a communicated mode.

7. The shaft for the inter-metal tension sprocket of the anchor rod drilling machine according to claim 6, wherein: two sets of embedded grooves two (16) have been seted up to the circumference outside axial symmetry of the lantern ring (2), every embedded groove two (16) are seted up in the outside that corresponds every screw hole four (17), and every be provided with fixing bolt two (19) in embedded groove two (16), every fixing bolt two (19) threaded connection advances screw hole four (17) and the screw hole five (18) that correspond.