CN216197842U - Propelling mechanism for rock drilling jumbo - Google Patents
Propelling mechanism for rock drilling jumbo Download PDFInfo
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- CN216197842U CN216197842U CN202122634785.6U CN202122634785U CN216197842U CN 216197842 U CN216197842 U CN 216197842U CN 202122634785 U CN202122634785 U CN 202122634785U CN 216197842 U CN216197842 U CN 216197842U
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Abstract
The utility model discloses a propulsion mechanism for a rock drilling jumbo, which relates to the technical field of rock drilling jumbo and solves the technical problem that the propulsion mechanism of the rock drilling jumbo is lacked in the prior art, and comprises a propulsion beam fixing seat and a propulsion beam, wherein the propulsion beam comprises a main beam, a track, a propulsion oil cylinder, a hydraulic drill rod clamping device, a tail end fixing seat, a drill rod supporting device tray, a rock drill machine tray, a rear moving tray, a middle drill rod supporting device, a reel pipe assembly, a front transmission assembly and a rear transmission assembly; the stroke of the propelling cylinder of the propelling mechanism for the rock drilling jumbo provided by the utility model is smaller than the rock drilling stroke, so that the labor is saved.
Description
Technical Field
The utility model relates to the technical field of rock drilling jumbo, in particular to the technical field of a propelling mechanism for the rock drilling jumbo.
Background
A drill jumbo is also called a drilling jumbo, and is a drilling device for tunnel and underground engineering construction by adopting a drilling and blasting method. The drill jumbo can move and support a plurality of rock drills to drill holes simultaneously.
Patent application document 201510736935.0 discloses a rock drilling rig. The rock drilling trolley comprises a chassis, a cab, an automatic rock drilling device, an automatic control system and a positioning system; the automatic rock drilling device comprises a drill boom, a propelling mechanism and a rock drill, wherein the drill boom is arranged on the chassis and is connected with the rock drill through the propelling mechanism; the automatic control system adjusts the states of the drill boom and the propelling mechanism to enable the rock drill to reach a preset position, and the positioning system and the automatic control system perform closed-loop control in the adjusting process; and after the rock drill reaches a preset position, drilling according to the preset drilling depth and the preset drilling angle. The propulsion mechanism of the rock drilling jumbo comprises a compensation oil cylinder, a propulsion oil cylinder and a propulsion beam, wherein the compensation oil cylinder controls the propulsion mechanism and the rock drilling machine to move in a sliding groove of a bracket in a telescopic mode, and the propulsion oil cylinder controls the rock drilling machine to slide on the propulsion beam.
However, the above patent application documents do not disclose a specific embodiment of the rock drilling machine sliding on the feed beam, and therefore further research is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the above-mentioned technical problems, the present invention provides a propulsion mechanism for a rock drilling rig.
The utility model specifically adopts the following technical scheme for realizing the purpose:
a propulsion mechanism for a rock drilling jumbo. The propelling mechanism comprises a propelling beam fixing seat and a propelling beam which are arranged on a drill boom bracket, wherein the propelling beam is connected with a rock drill in a sliding manner, and comprises a main beam, a track arranged on the main beam and a propelling oil cylinder arranged in the middle of the main beam; a hydraulic drill rod clamping device is fixed at the front end of the main beam, and a tail fixing seat is fixed at the rear end of the main beam; a drill rod supporting tray, a rock drill tray and a rear moving tray are sequentially connected to the track from front to back in a sliding mode, a middle drill rod supporting device is arranged on the drill rod supporting tray, a rock drill is arranged on the rock drill tray, and a pipe coiling assembly is arranged on the rear moving tray; the front end of the rock drill tray is connected with the drill lifter tray through a front transmission assembly, and the rear end of the rock drill tray is connected with the rear moving tray through a rear transmission assembly; the propulsion oil cylinder is arranged at the bottoms of the drill rod supporter tray, the rock drill tray and the rear moving tray, the tail of the propulsion oil cylinder is connected with the fixed seat, and the top end of a telescopic rod of the propulsion oil cylinder is connected with the drill rod supporter tray; the middle drill rod supporting device comprises a drill rod supporting seat and a drill rod supporting sleeve arranged at the top of the drill rod supporting seat, and the drill rod supporting sleeve is C-shaped.
Furthermore, the front transmission assembly comprises a stretching steel wire rope and a front pulley, the front pulley is installed on the drill rod supporting device tray through a pulley support, the stretching steel wire rope bypasses the front pulley, and two ends of the stretching steel wire rope are fixed on the rock drill tray and the fixed seat respectively.
Furthermore, a hydraulic pipeline support is fixed on the outer side wall of the main beam.
Further, back transmission assembly is including returning back wire rope and back pulley, the back pulley passes through the pulley support and installs on the back removes the tray, return back wire rope and walk around back pulley, just return back wire rope's both ends and be fixed in respectively the rock drill tray with on the hydraulic pressure pipeline support.
Further, a steel wire rope tensioning mechanism is arranged on the hydraulic pipeline support.
The utility model has the following beneficial effects:
(1) the front transmission assembly and the rear transmission assembly are driven to move back and forth by the drill lifter tray and the rear moving tray, so that the rock drill tray is pulled to move back and forth to complete the back and forth movement of the rock drill on the propelling beam, and the stroke of the propelling oil cylinder is smaller than the rock drilling stroke in drilling construction, so that the rock drill is labor-saving and beneficial to saving cost;
(2) the drill rod supporting sleeve is C-shaped, so that the drill rod can rotate in the drill rod supporting sleeve, and friction is reduced.
Drawings
Figure 1 is a side view of the propulsion mechanism for a rock drilling jumbo of the present invention;
figure 2 is a top view of the propulsion mechanism for a rock drilling jumbo of the present invention;
FIG. 3 is a schematic structural view of an intermediate drill lifter of the propulsion mechanism for the rock drilling jumbo of the present invention;
reference numerals: 1-a rock drill; 2-main beam; 3-a track; 4-a propulsion oil cylinder; 5-a hydraulic drill rod clamping device; 6-tail fixing seat; 7-a drill rod lifter tray; 8-rock drill pallet; 9-moving the tray backwards; 10-middle drill rod supporting device; 10 a-a drill rod lifter support; 10 b-a drill rod supporting sleeve; 11-a tube coiling assembly; 12-a front drive assembly; 13-a rear transmission assembly; 14-hydraulic line support; and 15-a steel wire rope tensioning mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 3, the present embodiment provides a propulsion mechanism for a rock drilling jumbo. The propelling mechanism comprises a propelling beam fixing seat and a propelling beam which are arranged on a drill boom bracket, wherein the propelling beam is connected with a rock drill 1 in a sliding manner, and comprises a main beam 2, a track 3 arranged on the main beam 2 and a propelling oil cylinder 4 arranged in the middle of the main beam 2; a hydraulic drill rod clamping device 5 is fixed at the front end of the main beam 2, and a tail fixing seat 6 is fixed at the rear end of the main beam 2; a drill rod supporting tray 7, a rock drill tray 8 and a rear moving tray 9 are sequentially connected to the track 3 from front to back in a sliding mode, a middle drill rod supporting device 10 is arranged on the drill rod supporting tray 7, a rock drill 1 is arranged on the rock drill tray 8, and a reel pipe assembly 11 is arranged on the rear moving tray 9; the front end of the rock drill tray 8 is connected with the drill lifter tray 7 through a front transmission assembly 12, and the rear end of the rock drill tray 8 is connected with the rear moving tray 9 through a rear transmission assembly 13; the propulsion oil cylinder 4 is arranged at the bottoms of the drill rod supporting tray 7, the rock drill tray 8 and the rear moving tray 9, the tail part of the propulsion oil cylinder 4 is connected with the fixed seat 6, and the top end of a telescopic rod of the propulsion oil cylinder 4 is connected with the drill rod supporting tray 7; the middle drill rod lifter 10 comprises a drill rod lifter support 10a and a drill rod lifter sleeve 10b arranged at the top of the drill rod lifter support 10a, and the drill rod lifter sleeve 10b is C-shaped.
By adopting the technical scheme, the front and the back of the rock drill tray 8 are respectively connected with the drill lifter tray 7 and the back moving tray 9 through the front transmission assembly 12 and the back transmission assembly 13, and then the front transmission assembly 12 and the back transmission assembly 13 are driven to move back and forth through the drill lifter tray 7 and the back moving tray 9, so that the rock drill tray 8 is pulled to move back and forth to complete the back and forth movement of the rock drill 1 on the propelling beam, the stroke of the propelling oil cylinder 4 is smaller than the rock drilling stroke in the drilling construction, and the cost is saved. In addition, the drill rod supporting sleeve 10b is arranged in a C shape, so that the drill rod can rotate in the drill rod supporting sleeve 10 b.
Further, specifically, preceding transmission assembly 12 is including stretching out wire rope and front pulley, and the front pulley passes through the pulley support and installs on holding up borer ware tray 7, stretches out wire rope and walks around the front pulley, and stretch out the both ends of wire rope and be fixed in on rock drill tray 8 and fixing base 6 respectively. Further, a hydraulic pipeline support 14 is fixed on the outer side wall of the main beam 2. Further, specifically, the rear transmission assembly 13 includes a retraction steel wire rope and a rear pulley, the rear pulley is mounted on the rear moving tray 9 through a pulley support, the retraction steel wire rope passes around the rear pulley, and two ends of the retraction steel wire rope are respectively fixed on the rock drill tray 8 and the hydraulic pipeline support 14.
Preceding drive assembly 12 and back drive assembly 13 of structure more than adopting, the drill rod ware 10 is held up in the middle of, and the rock drill 1 slides together to the gliding distance of drill rod ware 10 is half of rock drill 1 is held up in the middle of, thereby creeps into the in-process at the drilling rod, and the drill rod ware 10 can be located the intermediate position of drilling rod between hydraulic-drive drill rod ware 5 and the rock drill 1 all the time, thereby effectively avoids the drilling rod to take place to deviate at the drilling in-process, with the drilling precision of guaranteeing the drilling rod.
Further, a steel wire rope tensioning mechanism 15 is arranged on the hydraulic pipeline support 14.
Claims (5)
1. A propulsion mechanism for a rock drilling jumbo comprises a propulsion beam fixing seat and a propulsion beam which are arranged on a drill boom bracket, wherein a rock drill is connected onto the propulsion beam in a sliding manner, and the propulsion mechanism is characterized in that the propulsion beam comprises a main beam, a track arranged on the main beam and a propulsion oil cylinder arranged in the middle of the main beam; a hydraulic drill rod clamping device is fixed at the front end of the main beam, and a tail fixing seat is fixed at the rear end of the main beam; a drill rod supporting tray, a rock drill tray and a rear moving tray are sequentially connected to the track from front to back in a sliding mode, a middle drill rod supporting device is arranged on the drill rod supporting tray, a rock drill is arranged on the rock drill tray, and a pipe coiling assembly is arranged on the rear moving tray; the front end of the rock drill tray is connected with the drill lifter tray through a front transmission assembly, and the rear end of the rock drill tray is connected with the rear moving tray through a rear transmission assembly; the propulsion oil cylinder is arranged at the bottoms of the drill rod supporter tray, the rock drill tray and the rear moving tray, the tail of the propulsion oil cylinder is connected with the fixed seat, and the top end of a telescopic rod of the propulsion oil cylinder is connected with the drill rod supporter tray; the middle drill rod supporting device comprises a drill rod supporting seat and a drill rod supporting sleeve arranged at the top of the drill rod supporting seat, and the drill rod supporting sleeve is C-shaped.
2. The advancing mechanism for a rock drilling jumbo as claimed in claim 1, wherein the front transmission assembly comprises a projecting wire rope and a front pulley, the front pulley is mounted on the rock drill lifter tray through a pulley support, the projecting wire rope passes around the front pulley, and both ends of the projecting wire rope are respectively fixed to the rock drill tray and the fixed seat.
3. A propulsion mechanism for a rock drilling rig as claimed in claim 1, wherein a hydraulic line bracket is fixed to the outer side wall of the main beam.
4. A propulsion mechanism as claimed in claim 3 wherein the rear drive assembly includes a retraction cable and a rear pulley, the rear pulley being mounted on the rear travelling tray by a pulley support, the retraction cable being routed around the rear pulley and the ends of the retraction cable being fixed to the rock drill tray and the hydraulic line support respectively.
5. A propulsion mechanism for a rock drilling rig as claimed in claim 4, wherein a wire rope tensioning mechanism is provided on the hydraulic line support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634785.6U CN216197842U (en) | 2021-10-29 | 2021-10-29 | Propelling mechanism for rock drilling jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634785.6U CN216197842U (en) | 2021-10-29 | 2021-10-29 | Propelling mechanism for rock drilling jumbo |
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| Publication Number | Publication Date |
|---|---|
| CN216197842U true CN216197842U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122634785.6U Active CN216197842U (en) | 2021-10-29 | 2021-10-29 | Propelling mechanism for rock drilling jumbo |
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| CN (1) | CN216197842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217442A (en) * | 2022-06-13 | 2022-10-21 | 中铁工程装备集团隧道设备制造有限公司 | Bottom hole marking device and drill jumbo |
-
2021
- 2021-10-29 CN CN202122634785.6U patent/CN216197842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217442A (en) * | 2022-06-13 | 2022-10-21 | 中铁工程装备集团隧道设备制造有限公司 | Bottom hole marking device and drill jumbo |
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