Three-arm drill jumbo

Abstract

The utility model relates to the technical field of tunnel equipment, and discloses a three-arm drill jumbo which comprises a chassis system, a hydraulic system assembly is arranged on the upper portion of the right side of the chassis system, an arm frame assembly is arranged at the output end of the hydraulic system assembly, and an electrical system is arranged in the middle of the right side of the chassis system. The bottom of the chassis system is provided with a four-wheel walking device, the four-wheel walking device arranged at the bottom of the chassis system comprises an independent suspension system so as to enhance the terrain adaptive capacity, the arm frame assembly comprises three drill arms, the outer side of the arm frame assembly is provided with an auxiliary arm hanging basket platform, and the platform is provided with an adjustable supporting frame. According to the three-arm type drill jumbo, the three drill arms conduct construction at the same time, the three-arm type drill jumbo is firm in structure and compact in layout, the three drill arms can conduct punching operation at the same time, the working efficiency of the tunnel construction procedure is improved, and the labor cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel equipment technical field especially relates to a three -arm type rock drill rig. BACKGROUND

[0002] Rock drill rig is a kind of rock drilling equipment using drill and blast method in tunnel and underground engineering, and tunnel construction widely exists the problems such as high operation intensity, poor working environment, high safety risk and high construction cost, and the original manual operation mode cannot adapt to the demand of new situation.In addition, the manual operation such as handheld drill rod positioning and artificial rock drill drilling mode is prone to error, and there are overbreak and underbreak problems, and there are safety hazards to construction personnel for the development of blasting operation.A three -arm rock drill rig is developed, which supports multiple rock drills to drill simultaneously, is accurate in positioning, adapts to different construction conditions, reduces manpower input and improves construction safety. CONTENT OF UTILITY MODEL

[0003] In order to make up for the above shortcomings, the utility model provides a three -arm type rock drill rig, which aims at improving the problem that the manual operation mode in prior art cannot adapt to the demand of new situation and the handheld drill rod positioning and artificial rock drill drilling mode is prone to error.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme: a three -arm type rock drill rig, including chassis system, the right side upper portion of chassis system is provided with hydraulic system assembly, the output end of hydraulic system assembly is provided with arm support assembly, the right side middle part of chassis system is provided with electrical system, and the bottom of chassis system is provided with four-wheel walking device.

[0005] As a further description of the above technical scheme:

[0006] The four-wheel walking device provided at the bottom of the chassis system includes an independent suspension system to enhance the terrain adaptability.

[0007] As a further description of the above technical scheme:

[0008] The electrical system includes a remote control and a host computer electrical control box, and the remote control is wirelessly connected with each electrical component of the rock drill rig.

[0009] As a further description of the above technical scheme:

[0010] The arm support assembly includes three drill arms, and the outer side of the arm support assembly is provided with an auxiliary arm hanging basket platform, and the platform has an adjustable support frame.

[0011] As a further description of the above technical scheme:

[0012] The auxiliary arm hanging basket platform can be rotated and height-adjusted according to work requirements.

[0013] As a further description of the above technical solution:

[0014] The electrical system comprises a remote controller and a main electrical control box, and the remote controller is wirelessly connected with each electrical component of the drill jumbo.

[0015] As a further description of the above technical solution:

[0016] The drill arms are provided with rock drills on the outer sides, and the front ends of the drill arms are provided with drill rod mechanisms.

[0017] As a further description of the above technical solution:

[0018] The drill arms are telescopic hydraulic arms to adapt to different working environments.

[0019] The utility model has the advantages of the following:

[0020] 1. In the utility model, the drill jumbo is operated to the tunnel construction surface position by the operation hand, then the four supporting legs of the jumbo are controlled to support and keep horizontal, the supporting legs are stopped, the positioning surface is taken as the reference under the guidance of the survey personnel, the movement of the big arm is carried out, the positions of the advancing beam and the drill arms are determined, then the hole arrangement operation is carried out according to the site condition, the drilling operation is carried out after the hole arrangement operation is completed, the positioning of the advancing beam is carried out by taking the tunnel face as the site when the operator operates the jumbo, the drilling positioning and construction are carried out after the positioning is completed, the control of the remaining two drill arms is carried out by using the similar means, the three drill arms are constructed simultaneously, the three-arm drill jumbo structure is firm and compact, the three drill arms can carry out the punching operation simultaneously, the work efficiency of the tunnel construction process is improved, and the labor cost is reduced.

[0021] 2. In the utility model, the auxiliary hanging basket platform is matched with the boom assembly, and the staff can carry out manual auxiliary operation through the auxiliary hanging basket. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 A front view of the three-arm drill jumbo is provided for the utility model;

[0023] Fig. 2 A right view of the three-arm drill jumbo is provided for the utility model;

[0024] Fig. 3 A top view of the three-arm drill jumbo is provided for the utility model.

[0025] LEGEND:

[0026] 1 chassis system; 2 boom assembly; 3 hydraulic system assembly; 4 electrical system; 5 four-wheel walking device. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Referring to Figs. 1-3 The utility model provides an embodiment: a three-arm type rock drill rig, including chassis system 1, the upper right side of chassis system 1 is provided with hydraulic system assembly 3, the swing of boom system is controlled by using hydraulic circuit, and the lifting, advancing, rotating operation is carried out, the output end of hydraulic system assembly 3 is provided with boom assembly 2, the middle right side of chassis system 1 is provided with electrical system 4, the bottom of chassis system 1 is provided with four-wheel walking device 5, guaranteeing that the rig runs smoothly, orderly enters and exits, and it is the main part of the rig, supports all components of the whole vehicle, and electrical system 4 includes remote controller and host computer electrical control box, the remote controller is wirelessly connected with each electrical component of the rock drill rig, the four-wheel walking device 5 set up at the bottom of chassis system 1 includes independent suspension system, to enhance the terrain adaptability, hydraulic system assembly 3 has pressure regulating function, to adapt to different drilling requirements, boom assembly 2 includes three drill arms, the outer side of drill arm is provided with rock drill, the most front end of drill arm is provided with drill rod mechanism, drill rod mechanism has automatic adjustment function, and drill arm is telescopic hydraulic arm, to adapt to different working environments.

[0029] In the tunnel construction process, the construction survey personnel and the operator closely cooperate, first the operator operates the drill jumbo to the position of the tunnel construction surface, after the jumbo is in place, the operator needs to control the support of the four legs to ensure the stability of the jumbo, after adjusting the legs to maintain the horizontal direction of the jumbo, the control of the legs can be stopped, at this time, the survey personnel will provide positioning reference to guide the operator to move the boom to accurately position the position of the push beam and the drill arm, after confirming that the position of the push beam and the drill arm is correct, the operator will perform the hole arrangement operation according to the design requirements of the engineering construction scheme, the hole arrangement operation needs to be combined with the actual situation on site to reasonably arrange the position and quantity of the holes to ensure the accuracy and effectiveness of the construction, after the hole arrangement operation is completed, the operator will start the drilling operation according to the process requirements, during the drilling process, the operator needs to accurately position the push beam based on the working face, after the positioning is completed, the drilling positioning and actual construction will be started, through similar control means, the operator will accurately control the other two drill arms, so that the three drill arms can simultaneously perform construction, such synchronous operation helps to improve the construction efficiency and reduce the construction period, during the drilling operation, the operator needs to dynamically adjust the angle, depth and position of the drilling according to the geological conditions and the drilling speed, these adjustments are to ensure that the drilling overbreak and underbreak control is within the standard range, to avoid adverse effects on the subsequent blasting operation, reasonable adjustment and accurate construction can effectively prevent the blasting operation from being affected by the inadequate drilling operation, so as to ensure the smooth progress of the entire tunnel construction.

[0030] With reference to Figs. 1-3 , an auxiliary arm hanging basket platform is arranged outside the boom assembly 2, the platform has an adjustable support frame, and the auxiliary arm hanging basket platform can be rotated and adjusted in height according to work needs.

[0031] The workers can perform manual auxiliary operation through the auxiliary hanging basket, and the adjustable support frame meets the work needs in different environments.

[0032] Working principle: during construction, the construction survey personnel and the operator cooperate, the operator operates the drill jumbo to the tunnel construction surface position, then the jumbo supports the control of four legs, keeps the horizontal direction, and then stops the control of the legs, under the guidance of the survey personnel, moves the big arm based on the positioning surface, determines the position of the advancing beam and the drill arm, then according to the design of the engineering construction scheme, the operator carries out the hole arrangement operation on site according to the construction scheme, combines the site situation, and carries out reasonable hole arrangement operation, after the hole arrangement operation is completed, the drilling operation is carried out combined with the process requirements, the operator positions the advancing beam based on the working face when operating the jumbo, after positioning is completed, drilling positioning and construction are carried out, similar means are used to control the remaining two drill arms, three drill arms are constructed at the same time, the construction efficiency is improved, during the drilling operation, the drilling design parameters need to be reasonably adjusted, according to different geological conditions, combined with the drilling speed, the angle, depth and position of the drilling are reasonably adjusted, the overbreak and underbreak meet the standard requirements, the influence of the drilling operation on the blasting operation is avoided, the three-arm drill jumbo structure is realized, the layout is compact, three drill arms can carry out drilling operation at the same time, the working efficiency of the tunnel construction process is improved, the labor cost is reduced, and auxiliary hanging baskets can be used for manual auxiliary operation.

[0033] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A three-boom rock drilling jumbo comprising a chassis system (1), characterized in that: The chassis system (1) is provided with a hydraulic system assembly (3) on the right upper part, the output end of the hydraulic system assembly (3) is provided with an arm support assembly (2), the middle part of the right side of the chassis system (1) is provided with an electrical system (4), and the bottom of the chassis system (1) is provided with a four-wheel walking device (5); The electrical system (4) comprises a remote controller and a main electrical control box, and the remote controller is wirelessly connected with each electrical component of the drill jumbo; The arm support assembly (2) comprises three drill arms, the outer side of the arm support assembly (2) is provided with an auxiliary arm hanging basket platform, and the auxiliary arm hanging basket platform has an adjustable support frame; The drill arms are telescopic hydraulic arms, so as to adapt to different working environments.

2. A three-boom jumbo according to claim 1, characterized in that: The four-wheel walking device (5) provided on the bottom of the chassis system (1) comprises an independent suspension system, so as to enhance the terrain adaptability.

3. A three-boom jumbo according to claim 1, characterized in that: The auxiliary arm hanging basket platform can be rotated and adjusted in height according to the working requirements.

4. A three-boom jumbo according to claim 1, characterized in that: Rock drills are arranged on the outer sides of the drill arms, and drill rod mechanisms are arranged at the foremost ends of the drill arms.

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