High-stability top-expandable supporting type anchor rod drill carriage

Abstract

The utility model relates to a high-stability top expandable supporting type anchor rod drill carriage which comprises a main machine body, a working mechanism, a drill arm, a top protecting supporting mechanism, a front lower supporting device, a rear upper supporting device and a crawler walking device, and the other end of the drill arm is connected with the working mechanism through a first rotary speed reducer; the roof protection supporting mechanism comprises a roof protection supporting frame, a first telescopic supporting column, a second telescopic supporting column, a third telescopic supporting column, a fourth telescopic supporting column, a left angle adjusting oil cylinder and a right angle adjusting oil cylinder, the top ends of the four telescopic supporting columns are connected with the roof protection supporting frame, and telescopic oil cylinders are arranged on the four telescopic supporting columns and used for driving the telescopic supporting columns to stretch out and draw back. The roof protection supporting frame is connected with the top of the supporting frame. And the lower parts of the left and right telescopic supporting columns are connected with an angle adjusting oil cylinder. The working efficiency of the drill carriage is improved, the safety of an anchor rod drill carriage operator is guaranteed, and the stability of a machine body is further enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal mine drilling machine, especially relates to a high-stability top expandable support type anchor rod drill carriage. BACKGROUND

[0002] With the energy shortage, the coal mining pace of our country is accelerating day by day, which puts forward higher requirements to the support operation of roadway. However, the original anchor rod support equipment has singleness and limitation, the original anchor rod support equipment is only responsible for completing anchor rod support, when anchor cable support needs to be carried out at the same time in the process of roadway support, it is often necessary to replace the single hydraulic drill, at this time, the single drill and power source need to be manually moved to the working area, and the anchor cable support is carried out by manual operation, which increases the support time of roadway and the labor intensity of operating personnel, greatly affects the roadway support time and the driving speed of roadway, and affects the driving speed of the whole coal mine.

[0003] At present, the anchor rod support form is mostly used in the roadway driving of coal mine in China, the existing anchor rod support equipment has singleness and limitation, these drills generally have low automation level, low anchor support efficiency, large labor intensity of workers, poor working environment, poor safety and other problems, therefore, the anchor rod drill carriage is used to replace the single anchor rod drill. Because the anchor rod drill carriage occupies a large area, the staff can only carry out component carrying and assembly through the narrow road, and the process of independently setting the support component has great construction inconvenience. The anchor rod drill carriage enters the roadway just completed driving through the communication lane and carries out the top anchor rod support operation, generally, the artificial frame is erected, and the hand-held air drill or coal electric drill is used to carry out the help anchor rod support, this operation mode has many problems, such as many people, low efficiency, large labor intensity, no safety guarantee, and the help anchor rod cannot be supported in time, and the empty help distance is too large, especially the anchor rod drill carriage lacks the top, workers often need to stand on the anchor rod drill carriage to carry out the high help anchor rod support, which interferes with the top anchor rod drill operation, and further reduces the roadway driving speed. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at overcoming the above-mentioned insufficient, provides a kind of high-stability top expandable support type anchor rod drill carriage, improves the working efficiency of drill carriage, and guarantees the safety of anchor rod drill carriage operator.

[0005] The utility model relates to the technical field of coal mine drilling machine, especially relates to a high-stability top expandable support type anchor rod drill carriage.

[0006] The utility model provides a high stability top expandable support type anchor rod drilling rig, it includes main machine body, working mechanism, drill boom, roof support mechanism, front lower support device, rear upper support device and crawler walking device, both sides of main machine body are fixed with crawler walking device, and the crawler walking device is in contact with ground, is used for moving main machine body, main machine body includes mounting plate, and the mounting plate is equipped with drill boom connecting device, rear upper support device and hydraulic device, drill boom connecting device is hinged with one end of drill boom, and the other end of drill boom is connected working mechanism through first rotary speed reducer,

[0007] Roof support mechanism includes roof support frame, first telescopic support column, second telescopic support column, third telescopic support column, fourth telescopic support column, left angle adjusting oil cylinder and right angle adjusting oil cylinder, first telescopic support column, second telescopic support column and third telescopic support column, fourth telescopic support column are arranged in parallel in the left and right sides of mounting plate, and first telescopic support column and second telescopic support column are arranged in parallel in the left part of mounting plate, and third telescopic support column and fourth telescopic support column are arranged in parallel in the right part of mounting plate, the top of first telescopic support column, second telescopic support column, third telescopic support column and fourth telescopic support column is connected with roof support frame, and telescopic oil cylinder is arranged on first telescopic support column, second telescopic support column, third telescopic support column and fourth telescopic support column, is used for driving telescopic, thereby driving the roof support frame connected with its top to go up and down, the lower part of second telescopic support column is connected with the output end of left angle adjusting oil cylinder, and the lower part of fourth telescopic support column is connected with the output end of right angle adjusting oil cylinder,

[0008] Roof support frame includes rectangular frame formed by front outer frame, rear outer frame, left side frame and right side frame, the inner telescopic front left inner rod and front right inner rod are arranged in the left and right ends of front outer frame respectively, the inner telescopic rear left inner rod and rear right inner rod are arranged in the left and right ends of rear outer frame respectively, left connecting frame connection is arranged between the outer end of front left inner rod and the outer end of rear left inner rod, and right connecting frame connection is arranged between the outer end of front right inner rod and the outer end of rear right inner rod,

[0009] Left connecting rod and right connecting rod are connected between front outer frame and rear outer frame, middle connecting rod is connected between the middle part of left side frame and right side frame, the bottom surface of middle connecting rod is provided with left unfolding oil cylinder and right unfolding oil cylinder arranged left and right, the output end of left unfolding oil cylinder is connected with the middle part of left connecting frame, and the output end of right unfolding oil cylinder is connected with the middle part of right connecting frame.

[0010] Further, the front end bottom surface of mounting plate is provided with front lower support device, and the front lower support device is arranged between the left and right two crawler walking devices.

[0011] Further, the upper part of the drill boom connecting device is hinged to one end of the drill boom, and the lower part is connected to one end of a drill boom angle adjusting oil cylinder, and the output end of the drill boom angle adjusting oil cylinder is connected to the middle part of the drill boom.

[0012] Further, the lower part of the drill boom connecting device is further connected to one end of a connecting rod, and the other end of the connecting rod is connected to an operation platform.

[0013] Further, the other end of the drill boom is hinged to a first rotary speed reducer through a hinge connected to the output end of a carriage angle adjusting oil cylinder, and the other end of the carriage angle adjusting oil cylinder is connected to the middle part of the drill boom.

[0014] Further, the left connecting rod is connected to the top of the first telescopic support column and the second telescopic support column respectively.

[0015] Further, the right connecting rod is connected to the top of the third telescopic support column and the fourth telescopic support column respectively.

[0016] Further, the bottom ends of the left angle adjusting oil cylinder and the right angle adjusting oil cylinder are arranged on a mounting plate.

[0017] Compared with the prior art, the drill boom connecting device has the beneficial effects that:

[0018] The roof supporting mechanism is lifted through four telescopic columns arranged in parallelogram, and the inclination angle of the telescopic column is adjusted through two angle adjusting oil cylinders, so that the front and rear positions of the roof supporting mechanism are adjusted; the roof supporting mechanism can also be expanded to enlarge the supporting area, and the size is small when being contracted, and the supporting area is large after being expanded, so that the roof supporting device can be adjusted at will according to the site condition when the roof anchor and the top anchor of the anchor drill rig are operated, the adaptability is stronger, and the whole machine runs more stably.

[0019] The drill boom is further provided with a hanging basket type operation platform, the operation platform is lifted horizontally with the drill boom, the work personnel can change the drill rod and other operations more conveniently, and the working efficiency is greatly improved.

[0020] The anchor drill rig can perform the roof anchor and the top anchor operation, and the safety can be ensured when the top anchor is operated due to the supporting effect of the temporary supporting mechanism. DRAWINGS

[0021] Figure 1 It is one of structural schematic views of the utility model.

[0022] Figure 2 It is the second structural schematic view of the utility model.

[0023] Figure 3 It is a top view of the utility model.

[0024] Figure 4 is a side view of the utility model.

[0025] Figure 5 is a structure schematic diagram of the protective roof support frame after expansion.

[0026] Figure 6 is a structure schematic diagram of the protective roof support frame after expansion.

[0027] Figure 7 is a plan view of the protective roof support frame after expansion.

[0028] Figure 8 is a front view of the protective roof support frame after expansion.

[0029] Among them:

[0030] Main machine body 1, mounting plate 1.1, working mechanism 2, first rotary speed reducer 3, drill arm 4, slide carriage angle adjusting oil cylinder 4.1, drill arm angle adjusting oil cylinder 4.2, drill arm connecting device 5, second rotary speed reducer 6, operation platform 7, connecting rod 7.1, protective roof support mechanism 8, protective roof support frame 8.1, front outer frame 8.11, front left inner rod 8.12, front right inner rod 8.13, rear outer frame 8.14, rear left inner rod 8.15, rear right inner rod 8.16, left side frame 8.17, right side frame 8.18, middle connecting rod 8.19, left connecting rod 8.20, right connecting rod 8.21, left connecting frame 8.22, right connecting frame 8.23, left expansion oil cylinder 8.2, right expansion oil cylinder 8.3, first telescopic support column 8.4, second telescopic support column 8.5, third telescopic support column 8.6, fourth telescopic support column 8.7, left angle adjusting oil cylinder 8.9, right angle adjusting oil cylinder 8.10, front lower support device 9, rear upper support device 10, hydraulic device 11, caterpillar track walking device 12. DETAILED DESCRIPTION

[0031] In order to better understand the technical scheme of the utility model, the following will be combined with relevant drawings to make detailed description. It should be understood that the following specific examples are not used to limit the specific implementation of the technical scheme of the utility model, and they are only implementation of the technical scheme of the utility model. It should be pointed out that the expression about the position relationship of each component in this paper, such as A component is located above B component, is based on the expression of the relative position of each component in the drawing, and is not used to limit the actual position relationship of each component. Example 1

[0032] Referring to Figures 1-8 , Figure 1A high stability top expandable support type anchor rod drilling rig structure schematic diagram is drawn. As shown in the figure, the utility model discloses a high stability top expandable support type anchor rod drilling rig, it includes host computer body 1, working mechanism 2, drill arm 4, roof support mechanism 8, front lower support device 9, rear upper support device 10 and crawler walking device 12, the both sides of host computer body 1 are fixed with crawler walking device 12, and crawler walking device 12 is in contact with ground, is used to move host computer body 1.

[0033] The host computer body 1 includes mounting plate 1.1, the mounting plate 1.1 is equipped with drill arm connecting device 5, rear upper support device 10 and hydraulic device 11, the front end bottom surface of mounting plate 1.1 is equipped with front lower support device 9, and the front lower support device 9 is arranged between the left and right two crawler walking devices 12.

[0034] The upper portion of drill arm connecting device 5 is hinged with one end of drill arm 4, and the lower portion is connected with drill arm angle adjusting oil cylinder 4.2 and one end of connecting rod 7.1 respectively, the output end of drill arm angle adjusting oil cylinder 4.2 is connected to the middle part of drill arm 4, and the other end of connecting rod 7.1 is connected with operating platform 7;The other end of drill arm 4 is hinged with first rotary reducer 3 through a hinge, and the hinge is connected with the output end of slide rack angle adjusting oil cylinder 4.1, and the other end of slide rack angle adjusting oil cylinder 4.1 is connected to the middle part of drill arm 4;The first rotary reducer 3 is connected with working mechanism 2.

[0035] The roof support mechanism 8 includes roof support frame 8.1, first telescopic support column 8.4, second telescopic support column 8.5, third telescopic support column 8.6, fourth telescopic support column 8.7, left angle adjusting oil cylinder 8.9 and right angle adjusting oil cylinder 8.10, the first telescopic support column 8.4, second telescopic support column 8.5, third telescopic support column 8.6 and fourth telescopic support column 8.7 are arranged in parallel on the left and right sides of mounting plate 1.1, the first telescopic support column 8.4 and second telescopic support column 8.5 are arranged in parallel in front of and behind the left part of mounting plate 1.1, and the third telescopic support column 8.6 and fourth telescopic support column 8.7 are arranged in parallel in front of and behind the right part of mounting plate 1.1;The top end of first telescopic support column 8.4, second telescopic support column 8.5, third telescopic support column 8.6 and fourth telescopic support column 8.7 is connected with roof support frame 8.1, and telescopic oil cylinder is arranged on each of first telescopic support column 8.4, second telescopic support column 8.5, third telescopic support column 8.6 and fourth telescopic support column 8.7, for driving telescopic, thereby driving the roof support frame 8.1 connected with the top to ascend and descend;

[0036] The lower part of the second telescopic support column 8.5 is connected with the output end of the left angle adjusting oil cylinder 8.9, and the lower part of the fourth telescopic support column 8.7 is connected with the output end of the right angle adjusting oil cylinder 8.10, and the bottom ends of the left and right angle adjusting oil cylinders 8.9 and 8.10 are arranged on the mounting plate 1.1.

[0037] The roof support frame 8.1 comprises a rectangular frame composed of a front outer frame 8.11, a rear outer frame 8.14, a left side frame 8.17 and a right side frame 8.18, telescopic front left inner rods 8.12 and front right inner rods 8.13 are arranged in the left and right ends of the front outer frame 8.11 respectively, telescopic rear left inner rods 8.15 and rear right inner rods 8.16 are arranged in the left and right ends of the rear outer frame 8.14 respectively, a left connecting frame 8.22 is arranged between the outer ends of the front left inner rods 8.12 and the outer ends of the rear left inner rods 8.15, and a right connecting frame 8.23 is arranged between the outer ends of the front right inner rods 8.13 and the outer ends of the rear right inner rods 8.16.

[0038] The front outer frame 8.11 and the rear outer frame 8.14 are connected by a left connecting rod 8.20 and a right connecting rod 8.21, the middle parts of the left side frame 8.17 and the right side frame 8.18 are connected by a middle connecting rod 8.19, the bottom surface of the middle connecting rod 8.19 is provided with left and right arranged left and right unfolding oil cylinders 8.2 and 8.3, the output end of the left unfolding oil cylinder 8.2 is connected with the middle part of the left connecting frame 8.22, and the output end of the right unfolding oil cylinder 8.3 is connected with the middle part of the right connecting frame 8.23; thus the left and right expansion of the roof support frame 8.1 can be realized.

[0039] The left connecting rod 8.20 is connected with the top of the first telescopic support column 8.4 and the second telescopic support column 8.5 respectively, and the right connecting rod 8.21 is connected with the top of the third telescopic support column 8.6 and the fourth telescopic support column 8.7 respectively; thus the lifting and position adjustment of the roof support frame 8.1 can be realized.

[0040] The operation platform 7 follows the horizontal lifting of the drilling boom 4, which is convenient for workers to replace drill pipes and other operations.

[0041] Working principle:

[0042] The utility model provides a kind of high-stability top expandable support type anchor rod drill carriage, including working mechanism, roof support mechanism, front lower support device, rear upper support device, hydraulic mechanism and caterpillar track travelling mechanism;Roof support mechanism is realized lifting by four parallelogram arrangement telescopic columns, simultaneously, the inclination angle of telescopic column is adjusted by two angle-adjusting oil cylinders, to adjust the front and rear positions of roof support mechanism;Roof support mechanism can also be expanded to expand support area, small in size when retraction, large support area after expansion, so that anchor rod drill rig's help anchor rod and top anchor rod operation can be adjusted arbitrarily according to on-site situation roof support device, more stronger adaptability, more stable whole machine operation.

[0043] Drill arm adopts two-stage swing oil cylinder to connect working mechanism, so that working mechanism has multidirectional 360° position fixed point;Angle-adjusting mechanism is arranged on drill arm, not only can adjust the height of working mechanism, but also can adjust the position of working mechanism, reduce the number of times of staff adjusting position, increase accuracy;Hanging basket type operating platform is also installed on drill arm, operating platform is lifted with drill arm, staff is more convenient to replace drill rod and other operations, greatly improve work efficiency.

[0044] The above is only the specific application example of the utility model, and does not constitute any limitation on the protection scope of the utility model. Any technical solution formed by equivalent transformation or equivalent replacement falls within the protection scope of the utility model.

Claims

1. A high-stability top-expandable support type anchor rod jumbo, characterized in that: It includes host body (1), working mechanism (2), drill boom (4), roof support mechanism (8), front lower support device (9), rear upper support device (10) and track walking device (12), both sides of the host body (1) are fixed with track walking device (12), track walking device (12) is in contact with the ground, for moving host body (1);The host body (1) includes mounting plate (1.1), the mounting plate (1.1) is provided with drill boom connecting device (5), rear upper support device (10) and hydraulic device (11);The drill boom connecting device (5) is hinged with one end of the drill boom (4), the other end of the drill boom (4) is connected with the working mechanism (2) through the first rotary reducer (3); The roof support mechanism (8) includes roof support frame (8.1), first telescopic support column (8.4), second telescopic support column (8.5), third telescopic support column (8.6), fourth telescopic support column (8.7), left angle adjusting oil cylinder (8.9) and right angle adjusting oil cylinder (8.10), the first telescopic support column (8.4), second telescopic support column (8.5) and third telescopic support column (8.6), fourth telescopic support column (8.7) are arranged in parallel on the left and right sides of the mounting plate (1.1), the first telescopic support column (8.4) and the second telescopic support column (8.5) are arranged in parallel in front of and behind the left part of the mounting plate (1.1), the third telescopic support column (8.6) and the fourth telescopic support column (8.7) are arranged in parallel in front of and behind the right part of the mounting plate (1.1);The top of the first telescopic support column (8.4), the second telescopic support column (8.5), the third telescopic support column (8.6) and the fourth telescopic support column (8.7) is connected with the roof support frame (8.1), the first telescopic support column (8.4), the second telescopic support column (8.5), the third telescopic support column (8.6) and the fourth telescopic support column (8.7) are provided with telescopic oil cylinders, for driving telescopic, thereby driving the roof support frame (8.1) connected with the top to ascend and descend;The lower part of the second telescopic support column (8.5) is connected with the output end of the left angle adjusting oil cylinder (8.9), the lower part of the fourth telescopic support column (8.7) is connected with the output end of the right angle adjusting oil cylinder (8.10) The roof support frame (8.1) comprises a rectangular frame composed of a front outer frame (8.11), a rear outer frame (8.14), a left side frame (8.17) and a right side frame (8.18), a front left inner rod (8.12) and a front right inner rod (8.13) are arranged in the left and right ends of the front outer frame (8.11) respectively, a rear left inner rod (8.15) and a rear right inner rod (8.16) are arranged in the left and right ends of the rear outer frame (8.14) respectively, a left connecting frame (8.22) is arranged between the outer ends of the front left inner rod (8.12) and the rear left inner rod (8.15), and a right connecting frame (8.23) is arranged between the outer ends of the front right inner rod (8.13) and the rear right inner rod (8.16). The front outer frame (8.11) and the rear outer frame (8.14) are connected by a left connecting rod (8.20) and a right connecting rod (8.21), the middle part of the left side frame (8.17) and the right side frame (8.18) is connected by a middle connecting rod (8.19), the bottom surface of the middle connecting rod (8.19) is provided with a left unfolding oil cylinder (8.2) and a right unfolding oil cylinder (8.3) arranged on the left and right sides, the output end of the left unfolding oil cylinder (8.2) is connected to the middle part of the left connecting frame (8.22), and the output end of the right unfolding oil cylinder (8.3) is connected to the middle part of the right connecting frame (8.23).

2. The high-stability top-expandable support type anchor rod drill carriage according to claim 1, characterized in that: The front end bottom surface of the mounting plate (1.1) is provided with a front lower support device (9), and the front lower support device (9) is arranged between the left and right two crawler walking devices (12).

3. The high-stability top-expandable support type anchor rod drill carriage according to claim 1, characterized in that: The upper part of the drill arm connecting device (5) is hinged to one end of the drill arm (4), and the lower part is connected to one end of the drill arm angle adjusting oil cylinder (4.2), and the output end of the drill arm angle adjusting oil cylinder (4.2) is connected to the middle part of the drill arm (4).

4. The high-stability top-expandable support type anchor rod drill carriage according to claim 1, characterized in that: The lower part of the drill arm connecting device (5) is further connected to one end of the connecting rod (7.1), and the other end of the connecting rod (7.1) is connected to the operation platform (7).

5. The high-stability top-expandable support type anchor rod jumbo of claim 3, characterized in that: The other end of the drill arm (4) is hinged to the first rotary reducer (3) through a hinge connected to the output end of the carriage angle adjusting oil cylinder (4.1), and the other end of the carriage angle adjusting oil cylinder (4.1) is connected to the middle part of the drill arm (4).

6. The high-stability top-expandable support type anchor rod drill carriage according to claim 1, characterized in that: The left connecting rod (8.20) is connected to the top of the first telescopic support column (8.4) and the second telescopic support column (8.5) respectively.

7. The high-stability top-expandable support type anchor rod drill carriage according to claim 1, characterized in that: The right connecting rod (8.21) is connected to the top of the third telescopic support column (8.6) and the fourth telescopic support column (8.7) respectively.

8. The high-stability top-expandable support type anchor rod jumbo of claim 5, characterized in that: The bottom ends of the left angle adjusting oil cylinder (8.9) and the right angle adjusting oil cylinder (8.10) are arranged on the mounting plate (1.1).

Images