CN214404168U

CN214404168U - Full-slewing drilling machine

Info

Publication number: CN214404168U
Application number: CN202021882512.2U
Authority: CN
Inventors: 魏垂勇
Original assignee: Xuzhou Jingan Heavy Industry Machinery Manufacturing Co ltd
Current assignee: Xuzhou Jingan Heavy Industry Machinery Manufacturing Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-10-15
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a full rotary drilling machine, which comprises a main machine, a rotary control valve, a clamping press-pull control valve, a switching valve, a first power station and a second power station, wherein the main machine comprises a rotary motor, a clamping oil cylinder and a press-pull oil cylinder, the switching valve can be switched between a first position and a second position, at a first position, an inlet of the switching valve is communicated with a second outlet of the switching valve and is disconnected with a first outlet of the switching valve, at a second position, the inlet of the switching valve is disconnected with a second outlet of the switching valve and is communicated with a first outlet of the switching valve, the first power station comprises a first oil pump and a second oil pump, the first oil pump is connected with the rotary motor through a rotary control valve, the second oil pump is connected with the inlet of the switching valve, the first outlet of the second oil pump is connected with the rotary control valve, the second outlet of the first oil pump is connected with a clamping press-pull control valve, the second power station comprises a third oil pump, and the third oil pump is connected with a clamping oil cylinder and a press-pull oil cylinder through the clamping press-pull control valve. The utility model discloses a full rotary drilling machine suitability is high, easy operation and with low costs.

Description

Full-slewing drilling machine

Technical Field

The utility model relates to an engineering machine tool technical field specifically, relates to a full rotary drilling machine.

Background

The full-rotation drilling machine has the advantages of simple structure, high reliability, high construction efficiency and the like, and can be widely applied to various complicated geological working conditions such as quicksand, karst caves, rock stratums and the like and large-diameter piling projects.

In the related art, a full-swing drilling machine has a single power station having two oil pumps, one of which supplies hydraulic oil to a swing motor and the other of which supplies hydraulic oil to a clamping cylinder and a pull-down cylinder.

However, the above-mentioned full slewing drilling machine needs to be equipped with power stations with different powers according to models, that is, the high-power full slewing drilling machine needs to be equipped with a high-power station, and the low-power slewing drilling machine needs to be equipped with a low-power station, so that the power station has poor applicability, high cost, more parts and poor interchangeability, and the cost is increased. In particular, during operation, a full rotary drill may experience a sudden increase in load, for which reason the power station needs to be designed with a greater amount of power redundancy, further increasing costs.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the embodiment of the utility model provides a full rotary drilling machine, this full rotary drilling machine suitability is high, easy operation and with low costs.

According to the utility model discloses full rotary drilling machine includes: the main machine comprises a rotary motor, a clamping oil cylinder and a pressing and pulling oil cylinder; a rotary control valve; clamping the pressure-pulling control valve; a switching valve comprising an inlet, a first outlet and a second outlet, the switching valve being switchable between a first position in which the inlet is in communication with the second outlet and is disconnected from the first outlet and a second position in which the inlet is disconnected from the second outlet and is in communication with the first outlet; the first power station comprises a first oil pump and a second oil pump, the first oil pump is connected with the rotary motor through the rotary control valve, the second oil pump is connected with an inlet of the switching valve, a first outlet of the switching valve is connected with the rotary control valve, and a second outlet of the switching valve is connected with the clamping press-pull control valve; and the second power station comprises a third oil pump, and the third oil pump is connected with the clamping oil cylinder and the pressing and pulling oil cylinder through the clamping pressing and pulling control valve.

According to the utility model discloses full rotary drilling machine, through setting up first power station, second power station and diverter valve, and first power station includes first oil pump and second oil pump, the second power station includes the third oil pump, first oil pump can be through gyration control valve drive slewing motor, the third oil pump can press to pull out control valve drive clamping cylinder and press to pull out the hydro-cylinder through pressing from both sides, and the diverter valve can switch under two at least states, wherein can realize under a state that the second oil pump passes through gyration control valve drive slewing motor, can realize under another state that the second oil pump presses to pull out control valve drive clamping cylinder and presses to pull out the hydro-cylinder through pressing from both sides. Therefore, the utility model discloses a full rotary drilling machine can only utilize first power station work in order to drive slewing motor, press from both sides tight hydro-cylinder and press and pull out the hydro-cylinder, also can be through the first oil pump drive slewing motor of first power station, press from both sides tight hydro-cylinder and press and pull out the hydro-cylinder through the third oil pump of second power station, thereby the utility model discloses a full rotary drilling machine suitability is high, easy operation and with low costs.

In some embodiments, the second power station further comprises a fourth oil pump connected to the clamping cylinder and the ironing cylinder through the clamping ironing control valve.

In some embodiments, the power of the first power station is equal to or greater than the power of the second power station.

In some embodiments, the switching valve is in the first position when the first power station is activated and the second power station is not activated, the first oil pump supplies oil to the swing motor through the swing control valve, and the second oil pump supplies oil to the clamp cylinder and the draw cylinder through the inlet, the second outlet, and the clamp draw control valve; when the first power station and the second power station are both started, the switching valve is in the second position, the first oil pump supplies oil to the rotary motor through the rotary control valve, the second oil pump supplies oil to the rotary motor through the inlet, the first outlet and the rotary control valve, and at least one of the third oil pump and the fourth oil pump supplies oil to the clamping oil cylinder and the pressing and pulling oil cylinder through the clamping and pressing and pulling control valve.

In some embodiments, the switching valve is a manual switching valve.

In some embodiments, the switching valve is an electrically operated switching valve.

Drawings

Fig. 1 is a schematic view of a full rotary drill rig according to an embodiment of the present invention with the switching valve in a first position.

Fig. 2 is a schematic view of a full rotary drill rig according to an embodiment of the present invention with the switching valve in a second position.

Reference numerals:

the hydraulic clamping device comprises a main machine 1, a rotary motor 11, a clamping oil cylinder 12, a pressing and pulling oil cylinder 13, a rotary control valve 2, a clamping and pressing and pulling control valve 3, a switching valve 4, an inlet 41, a first outlet 42, a second outlet 43, a first power station 5, a first oil pump 51, a second oil pump 52, a second power station 6, a third oil pump 61 and a fourth oil pump 62.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 and 2, a full slewing drilling machine according to an embodiment of the present invention includes a main machine 1, a slewing control valve 2, a clamping and pulling control valve 3, a switching valve 4, a first power station 5, and a second power station 6.

The main machine 1 comprises a rotary motor 11, a clamping cylinder 12 and a pressing and pulling cylinder 13. It will be understood that the all-rotary drilling machine further includes a drilling tool (not shown) for cutting a drilled hole, such as a casing, the clamping cylinder 12 can control the clamping and releasing of the drilling tool, and the rotary motor 11 can rotate (forward and reverse) the drilling tool via the clamping cylinder 12 to cut the drilled hole. The pressing and pulling oil cylinder 13 controls the pressing or pulling action of the drilling tool.

The rotary control valve 2 is connected with a rotary motor 11 and can control the forward rotation and the reverse rotation of the drilling tool. The clamping and pressing control valve 3 is connected with the clamping oil cylinder 12 and the pressing and pulling oil cylinder 13, and can control the clamping of the drilling tool, the loosening of the drilling tool, the pressing of the drilling tool and the pulling of the drilling tool.

The switching valve 4 comprises an inlet 41, a first outlet 42 and a second outlet 43. The switching valve 4 is switchable between a first position in which the inlet 41 is in communication with the second outlet 43 and is disconnected from the first outlet 42, and a second position in which the inlet 41 is disconnected from the second outlet 43 and is in communication with the first outlet 42. The first outlet 42 of the switching valve 4 is connected to the rotary control valve 2, and the second outlet 43 of the switching valve 4 is connected to the clamping and pulling control valve 3.

The first power station 5 includes a first oil pump 51 and a second oil pump 52, the first oil pump 51 being connected to the swing motor 11 through the swing control valve 2, and the second oil pump 52 being connected to the inlet 41 of the switching valve 4.

The second power station 6 includes a third oil pump 61, and the third oil pump 61 is connected to the clamping cylinder 12 and the draw cylinder 13 through the clamping and draw control valve 3.

Thus, in the first position, the second oil pump 52 is connected to the clamping and pulling control valve 3 through the inlet 41 and the second outlet 43 of the switching valve 4, so that the clamping cylinder 12 and the pulling cylinder 13 are controlled to operate through the clamping and pulling control valve 3, thereby performing operations of clamping, loosening, pressing down and pulling out the drilling tool. In the second position, the second oil pump 52 is connected to the rotary control valve 2 through the inlet of the switching valve 4 and the first outlet 42, so that the rotary motor 11 is controlled to operate together with the first oil pump 51 through the rotary control valve 2, thereby realizing forward rotation and reverse rotation of the drilling tool.

According to the utility model discloses full rotary drilling machine, through setting up first power station 5, second power station 6 and diverter valve 4, and first power station 5 includes first oil pump 51 and second oil pump 52, second power station 6 includes third oil pump 61, first oil pump 51 can drive slewing motor 11 through rotary control valve 2, third oil pump 61 can press and pull out control valve 3 drive clamping cylinder 12 and pressure and pull out hydro-cylinder 13 through pressing tightly, and diverter valve 4 can switch under two at least states, wherein can realize under a state that second oil pump 52 passes through rotary control valve 2 drive slewing motor 11, can realize under another state that second oil pump 52 presses and pulls out control valve 3 drive clamping cylinder 12 and pressure and pull out hydro-cylinder 13 through pressing tightly. Therefore, the utility model discloses a full rotary drilling machine can only utilize 5 work of first power station in order to drive slewing motor 11, press from both sides tight hydro-cylinder 12 and press and pull out hydro-cylinder 13, also can drive slewing motor 11 through the first oil pump 51 of first power station 5, and third oil pump 61 through second power station 6 presss from both sides tight hydro-cylinder 12 and presses and pull out hydro-cylinder 13, thereby the utility model discloses a full rotary drilling machine suitability is high, easy operation and with low costs.

In some embodiments, the second power station 6 further comprises a fourth oil pump 62, the fourth oil pump 62 being connected to the clamping cylinder 12 and the ironing cylinder 13 through the clamping and ironing control valve 3. It is to be understood that the fourth oil pump 62 may serve as a backup pump, as shown in fig. 1 and 2. Moreover, since the first power station 5 and the second power station 6 include the same number of oil pumps, the first power station 5 and the second power station 6 can be interchanged, further improving the applicability.

In some embodiments, the power of the first power station 5 is equal to or greater than the power of the second power station 6. It will be appreciated that the power of the first power station 5 may be the same as the power of the second power station 6, or of course may be different. In practical operation, the staff can select the power of the first power station 5 and the power of the second power station 6 according to practical requirements, thereby further improving the applicability.

In some embodiments, the switching valve 4 is in the first position when the first power station 5 is activated and the second power station 6 is not activated, the first oil pump 51 supplies oil to the swing motor 11 through the swing control valve 2, and the second oil pump 52 supplies oil to the clamp cylinder 12 and the squeeze cylinder 13 through the inlet 41, the second outlet 43, and the clamp and squeeze control valve 3.

When the first power station 5 and the second power station 6 are both started, the switching valve 4 is in the second position, the first oil pump 51 supplies oil to the swing motor 11 through the swing control valve 2, the second oil pump 52 supplies oil to the swing motor 11 through the inlet 41, the first outlet 42, and the swing control valve 2, and at least one of the third oil pump 61 and the fourth oil pump 62 supplies oil to the clamp cylinder 12 and the pull-down cylinder 13 through the clamp pull-down control valve 3.

For example, as shown in fig. 1 and 2, in practical applications, the first power station 5 needs to be started, and the second power station 6 may or may not be started.

Specifically, when the first power station 5 is activated and the second power station 6 is not activated, the switching valve 4 is in the first position, the first oil pump 51 supplies oil to the swing motor 11 through the swing control valve 2 to drive the drill to rotate forward and backward through the swing motor 11, and the second oil pump 52 supplies oil to the clamping cylinder 12 and the push-pull cylinder 13 through the inlet 41, the second outlet 43, and the clamping push-pull control valve 3 of the switching valve 4 to clamp and release the drill through the clamping cylinder 12, and to push down and pull out the drill through the push-pull cylinder 13.

When the first power station 5 and the second power station 6 are both started, the switching valve 4 is located at the second position, the first oil pump 51 supplies oil to the rotary motor 11 through the rotary control valve 2 and the second oil pump 52 through the inlet 41, the first outlet 42 and the rotary control valve 2 together to drive the drill to rotate forward and backward under the action of the first oil pump 51 and the second oil pump 52, the third oil pump 61 supplies oil to the clamping cylinder 12 and the drawdown cylinder 13 through the clamping drawdown control valve 3 to clamp and release the drill through the clamping cylinder 12, and presses and pulls the drill down through the drawdown cylinder 13.

In some alternative embodiments, the switching valve 4 is a manual switching valve. In practical applications, a worker can manually operate the switching valve 4 according to actual needs, so that the switching valve 4 is located at the first position or the second position.

It will be appreciated that the form of the switching valve 4 of the present invention is not limited to the above form, for example in other alternative embodiments the switching valve 4 is an electrically operated switching valve. In practical applications, the operator can electrically operate the switching valve 4 according to actual needs, so that the switching valve 4 is located at the first position or the second position. Further, the worker can switch the switching valve 4 between the first position and the second position based on whether the second power station 6 is activated.

Some specific example full slewing drilling rigs according to the invention are described below with reference to fig. 1 and 2.

The main machine 1 comprises a rotary motor 11, a clamping cylinder 12 and a pressing and pulling cylinder 13. A rotary motor 11 is connected to the rotary control valve 2 to drive the drill in forward and reverse rotation. The second oil pump 52 supplies oil to the clamping cylinder 12 and the push-pull cylinder 13 through the inlet 41, the second outlet 43, and the clamping push-pull control valve 3 of the switching valve 4 to clamp and release the drill through the clamping cylinder 12, and to push and pull the drill down through the push-pull cylinder 13, the clamping cylinder 12 and the push-pull cylinder 13 being connected to the clamping push-pull control valve 3 to drive the drill to be clamped and released through the clamping cylinder 12 and to drive the drill to be pushed and pulled down through the push-pull cylinder 13.

The first power station 5 includes a first oil pump 51 and a second oil pump 52, the first oil pump 51 being connected to the swing control valve 2, and the second oil pump 52 being connected to the swing control valve 2 through the switching valve 4.

The second power station 6 includes a third oil pump 61 and a fourth oil pump 62, the third oil pump 61 is connected to the pinch-and-squeeze control valve 3 through a switching valve 4, and the switching valve 4 is switched between a position (second position) connected to the swing control valve 2 and a position (first position) connected to the pinch-and-squeeze control valve 3. The fourth oil pump 62 serves as a backup pump. The power of the first power station 5 is greater than the power of the second power station 6.

The switching valve 4 comprises an inlet 41, a first outlet 42 and a second outlet 43. The switching valve 4 is in the first position, the inlet 41 is connected to the second outlet 43 and disconnected from the first outlet 42, and the switching valve 4 is in the second position, the inlet 41 is disconnected from the second outlet 43 and connected to the first outlet 42. The first outlet 42 of the switching valve 4 is connected to the rotary control valve 2, and the second outlet 43 of the switching valve 4 is connected to the clamping and pulling control valve 3.

When the first power station 5 is started and the second power station 6 is not started, the switching valve 4 is in the first position, the first oil pump 51 supplies oil to the swing motor 11 through the swing control valve 2, and the second oil pump 52 supplies oil to the clamp cylinder 12 and the push-pull cylinder 13 through the inlet 41, the second outlet 43, and the clamp push-pull control valve 3.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A full rotary drill, comprising:

the main machine comprises a rotary motor, a clamping oil cylinder and a pressing and pulling oil cylinder;

a rotary control valve;

clamping the pressure-pulling control valve;

a switching valve comprising an inlet, a first outlet and a second outlet, the switching valve being switchable between a first position in which the inlet is in communication with the second outlet and is disconnected from the first outlet and a second position in which the inlet is disconnected from the second outlet and is in communication with the first outlet;

the first power station comprises a first oil pump and a second oil pump, the first oil pump is connected with the rotary motor through the rotary control valve, the second oil pump is connected with an inlet of the switching valve, a first outlet of the switching valve is connected with the rotary control valve, and a second outlet of the switching valve is connected with the clamping press-pull control valve;

and the second power station comprises a third oil pump, and the third oil pump is connected with the clamping oil cylinder and the pressing and pulling oil cylinder through the clamping pressing and pulling control valve.

2. The full rotary drill rig according to claim 1 wherein the second power station further comprises a fourth oil pump connected to the clamping cylinder and the drawdown cylinder through the clamping drawdown control valve.

3. The full rotary drill rig according to claim 2 wherein the power of the first power station is equal to or greater than the power of the second power station.

4. The full rotary drill of claim 1, wherein the switching valve is a manual switching valve.

5. The full rotary drill of claim 1, wherein the switching valve is an electrically operated switching valve.