CN203430424U - High-rotation-speed full-hydraulic crawler-belt type drilling machine for coal mine - Google Patents
High-rotation-speed full-hydraulic crawler-belt type drilling machine for coal mine Download PDFInfo
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- CN203430424U CN203430424U CN201320524283.0U CN201320524283U CN203430424U CN 203430424 U CN203430424 U CN 203430424U CN 201320524283 U CN201320524283 U CN 201320524283U CN 203430424 U CN203430424 U CN 203430424U
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Abstract
The utility model discloses a high-rotation-speed full-hydraulic crawler-belt type drilling machine for a coal mine. The high-rotation-speed full-hydraulic crawler-belt type drilling machine comprises a crawler belt walking mechanism, a power head, a machine frame, an operating table and an anchoring mechanism, wherein the machine frame is fixed on the crawler belt walking mechanism, and the power head is fixed on the machine frame. The high-rotation-speed full-hydraulic crawler-belt type drilling machine for the coal mine further comprises a hydraulic system, and the hydraulic system comprises a hydraulic pump, a hydraulic motor, an oil cylinder and a multi-way valve arranged on the operating table, wherein the multi-way valve controls the hydraulic motor and the hydraulic pump to achieve high-speed rotation of the power head. According to the high-rotation-speed full-hydraulic crawler-belt type drilling machine, a pump station, the power head, the machine frame, the operating table, the anchoring mechanism and the hydraulic system are integrated on the crawler belt walking mechanism, the multi-way valve in the hydraulic system is used for controlling the hydraulic motor and the hydraulic pump to achieve high-speed rotation of the power head, the highest rotation speed of the power head can be as high as 900r/min, the maximum torque can be as large as 2600N, and therefore the problems that in the soft and outburst coal seam drilling process, the hole forming rate is low, and the drilling machine efficiency is low are solved.
Description
Technical field
The utility model belongs to coal mine drilling machine field, is specifically related to high rotating speed all hydraulic caterpillar rig for a kind of colliery.
Background technology
The rig that China is now used under coal mine at present, its rotating speed is the highest does not surpass 400r/min, and moment of torsion is less.Mei Ke institute in Chongqing is for the ZYW-1900R type rig of soft projecting coal bed concordant development before, preferably resolve the problems such as the spray orifice occurring in soft projecting coal bed firedamp taking-out discharging drilling process, the hole that collapses, bit freezing, but the highest 400r/min of rotating speed, the maximum 1900N.m of moment of torsion.
At present, under external coal mine, high rotating speed rig mainly be take rig that Germany produces as main, although the rig rotating speed of Germany is higher, but its structure is comparatively complicated, adopt creeper truck to add the structure of boom hoisting combination, bulky, colliery environment for use to be had relatively high expectations, its performance and technique can not adapt under China Mine Geological condition preferably to be used.
Utility model content
Given this, the purpose of this utility model is to provide a kind of colliery high-power and high-speed spiral drilling machine, and the weak seam long drilled holes construction that is applicable to China's coal-mine down-hole is crept into, and has solved soft projecting coal bed concordant rapid drilling construction problem.
The purpose of this utility model is achieved through the following technical solutions:
High rotating speed all hydraulic caterpillar rig for a kind of colliery, comprise creeper undercarriage, unit head, frame, operating desk and anchoring mechanism, described creeper undercarriage carrying pumping plant, operating desk, frame, unit head and anchoring mechanism, described frame is fixed on creeper undercarriage, described unit head is fixed in frame, described colliery also comprises hydraulic system with high rotating speed all hydraulic caterpillar rig, described hydraulic system comprises hydraulic pump, hydraulic motor, oil cylinder and be arranged on the banked direction control valves on operating desk, described banked direction control valves is controlled hydraulic motor and hydraulic pump is realized unit head High Rotation Speed,
Further, described unit head also comprises reduction box, described reduction box comprises deceleration box and is arranged on end cap and the gland of Gearbox rear and front end, on described Gearbox, be provided with to reduction box main shaft bearing force cooling and lubricating into and out of oily passage, on described front and rear cover, be provided with rotation Glais ring and skeleton oil seal for axle, on described front end gland, Z-type wiper of rubber be set;
Further, described anchoring mechanism comprises longitudinal anchoring oil cylinder and horizontal anchoring oil cylinder, and described longitudinal anchoring oil cylinder is fixed on both sides, creeper undercarriage front and back, and described horizontal anchoring oil cylinder is fixed on frame two ends.
The beneficial effects of the utility model are: the utility model is by integrated pumping plant, unit head, frame, operating desk, anchoring mechanism and hydraulic system on creeper undercarriage, utilize banked direction control valves control hydraulic motor and hydraulic pump in hydraulic system to realize unit head High Rotation Speed, make unit head maximum speed can reach 900r/min, peak torque can reach 2600N, thereby overcome soft projecting coal bed drilling process, becomes the problem that porosity is low, rig efficiency is not high.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating below, or can from practice of the present utility model, be instructed.Target of the present utility model and other advantages can be realized and be obtained by manual below.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is the utility model structural representation;
Fig. 2 is reduction box casing partial sectional view;
Fig. 3 is unit head generalized section;
In Fig. 1, the longitudinal anchoring oil cylinder of 1-, 2-pumping plant, 3-operating desk, 4-unit head, 5-frame, 6-creeper undercarriage, the horizontal anchoring oil cylinder of 7-; What Fig. 2 showed is the oil circuit on housing.
The specific embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment is only for the utility model is described, rather than in order to limit protection domain of the present utility model.
As shown in the figure, high rotating speed all hydraulic caterpillar rig for a kind of colliery, comprise creeper undercarriage 6, unit head 4, frame 5, operating desk 3 and anchoring mechanism, described creeper undercarriage carrying pumping plant 2, operating desk, frame, unit head and anchoring mechanism, described frame is fixed on creeper undercarriage, described unit head is fixed in frame, described colliery also comprises hydraulic system with high rotating speed all hydraulic caterpillar rig, described hydraulic system comprises hydraulic pump, hydraulic motor, oil cylinder and be arranged on the banked direction control valves on operating desk, described banked direction control valves is controlled hydraulic motor and hydraulic pump is realized unit head High Rotation Speed.
In the present embodiment, by integrated pumping plant, unit head, frame, operating desk, anchoring mechanism and hydraulic system on creeper undercarriage, utilize banked direction control valves control hydraulic motor and hydraulic pump in hydraulic system to realize unit head High Rotation Speed, make unit head maximum speed can reach 900r/min, peak torque can reach 2600N, thereby overcome soft projecting coal bed drilling process, becomes the problem that porosity is low, rig efficiency is not high.
In the present embodiment, described unit head also comprises reduction box, described reduction box comprises deceleration box and is arranged on end cap and the gland of Gearbox rear and front end, on described Gearbox, be provided with to reduction box main shaft bearing force cooling and lubricating into and out of oily passage, on described front and rear cover, be provided with rotation Glais ring and skeleton oil seal for axle, on described front end gland, Z-type wiper of rubber be also set; In the present embodiment, utilize the driving oil of hydraulic motor to carry out forced feed lubrication and cooling to unit head reduction box main shaft bearing, further guaranteed the high rotating speed output of unit head; In addition, the utility model has adopted main shaft end cap double sealing structure form, has greatly improved the sealing performance of unit head; Finally, by improving the machining accuracy of reduction box travelling gear, find gear optimal engagement state, reduced the vibrations of high rotating speed unit head, make its operation more steady; Therefore unit head of the present utility model can be realized high rotating speed output.
In the present embodiment, described anchoring mechanism comprises longitudinal anchoring oil cylinder 1 and horizontal anchoring oil cylinder 7; The present embodiment is high based on unit head rotating speed, propulsive force is large, having developed horizontal anchoring combines with the frame mode that vertical anchoring combines, longitudinally anchoring oil cylinder is fixed on both sides, creeper undercarriage front and back, laterally anchoring oil cylinder is fixed on frame two ends, two kinds of anchorage styles and platform form rigid structures, have reached the requirement of rig stability under high speed conditions in work progress.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (3)
1. a high rotating speed all hydraulic caterpillar rig for colliery, comprise creeper undercarriage, unit head, frame, operating desk and anchoring mechanism, described creeper undercarriage carrying pumping plant, operating desk, frame, unit head and anchoring mechanism, described frame is fixed on creeper undercarriage, described unit head is fixed in frame, it is characterized in that: described colliery also comprises hydraulic system with high rotating speed all hydraulic caterpillar rig, described hydraulic system comprises hydraulic pump, hydraulic motor, oil cylinder and be arranged on the banked direction control valves on operating desk, described banked direction control valves is controlled hydraulic motor and hydraulic pump is realized unit head High Rotation Speed.
2. high rotating speed all hydraulic caterpillar rig for colliery according to claim 1, it is characterized in that: described unit head also comprises reduction box, described reduction box comprises deceleration box and is arranged on end cap and the gland of Gearbox rear and front end, on described Gearbox, be provided with to reduction box main shaft bearing force cooling and lubricating into and out of oily passage, on described front and rear cover, be provided with rotation Glais ring and skeleton oil seal for axle, on described front end gland, Z-type wiper of rubber be set.
3. high rotating speed all hydraulic caterpillar rig for colliery according to claim 1, it is characterized in that: described anchoring mechanism comprises longitudinal anchoring oil cylinder and horizontal anchoring oil cylinder, described longitudinal anchoring oil cylinder is fixed on both sides, creeper undercarriage front and back, and described horizontal anchoring oil cylinder is fixed on frame two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320524283.0U CN203430424U (en) | 2013-08-26 | 2013-08-26 | High-rotation-speed full-hydraulic crawler-belt type drilling machine for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320524283.0U CN203430424U (en) | 2013-08-26 | 2013-08-26 | High-rotation-speed full-hydraulic crawler-belt type drilling machine for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203430424U true CN203430424U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320524283.0U Expired - Lifetime CN203430424U (en) | 2013-08-26 | 2013-08-26 | High-rotation-speed full-hydraulic crawler-belt type drilling machine for coal mine |
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| Country | Link |
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| CN (1) | CN203430424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410442A (en) * | 2013-08-26 | 2013-11-27 | 中煤科工集团重庆研究院 | Full hydraulic crawler-type drilling machine with high rotation speed for coal mines |
-
2013
- 2013-08-26 CN CN201320524283.0U patent/CN203430424U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410442A (en) * | 2013-08-26 | 2013-11-27 | 中煤科工集团重庆研究院 | Full hydraulic crawler-type drilling machine with high rotation speed for coal mines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |