CN214533764U - Backup power hydraulic control system for rotary drill rig - Google Patents
Backup power hydraulic control system for rotary drill rig Download PDFInfo
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- CN214533764U CN214533764U CN202021601992.0U CN202021601992U CN214533764U CN 214533764 U CN214533764 U CN 214533764U CN 202021601992 U CN202021601992 U CN 202021601992U CN 214533764 U CN214533764 U CN 214533764U
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- plunger pump
- electric switch
- switch valve
- rotary drill
- dust removal
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Abstract
The utility model discloses a reserve power hydraulic control system for rotary drill rig, the power supply passes through the transfer case and connects gradually in first plunger pump, the second plunger pump, third plunger pump and fourth plunger pump, first plunger pump, the second plunger pump, the third plunger pump, the fourth plunger pump passes through oil pipe, air compressor machine cooling motor and dry-type dust removal fan motor are all connected in hydraulic tank, first plunger pump is connected in dry-type dust removal fan motor through an electric switch valve, the second plunger pump passes through the second switch motorised valve and connects in air compressor machine cooling motor. The utility model discloses beneficial effect: the utility model discloses the PLC controller is all connected to the electric switch valve, and opening and close of PLC controller control electric switch valve reduces equipment fault rate, and first plunger pump is connected as reserve hydraulic power pump through the six electric switch valves of second with the second plunger pump, can realize simultaneous control, switches reserve conversion system at any time, lets equipment do not shut down, do not idle.
Description
Technical Field
The utility model belongs to the technical field of mine rotary drill technique and specifically relates to a reserve power hydraulic control system for rotary drill.
Background
The roller-cone drilling machine is used as high-efficiency perforating equipment and is mainly applied to blast holes of large and medium-sized open-air metal, nonmetal mines and the like, because a single machine is expensive, the purchase quantity of a mining area is limited, the requirements on the efficiency and the service life of the equipment are extremely high, the required service life of the equipment reaches 10 to 20 years, higher challenges are provided for each part, particularly, on the core of the operation of a hydraulic power system serving as the whole equipment, the safety, the high efficiency and the reliable operation of each part are ensured, the whole machine is shut down due to the fault of one part, the mining area is in a remote area, the after-sale maintenance period is longer, and the loss caused by the yield reduction of the mining area is immeasurable.
Therefore, it is necessary to provide a backup power hydraulic control system for a rotary drill rig to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the above-mentioned prior art, the utility model aims to provide a reserve power hydraulic control system for rotary drill to solve above-mentioned problem.
The utility model provides a reserve power hydraulic control system for rotary drill, includes hydraulic tank, power supply, transfer case, first plunger pump, second plunger pump, third plunger pump, fourth plunger pump, air compressor machine cooling motor and dry-type dust removal fan motor, the power supply pass through the transfer case connect gradually in first plunger pump, second plunger pump, third plunger pump and fourth plunger pump, first plunger pump, second plunger pump, third plunger pump, fourth plunger pump pass through oil pipe, air compressor machine cooling motor and dry-type dust removal fan motor and all connect in hydraulic tank, first plunger pump pass through first electric switch valve connect in dry-type dust removal fan motor, the second plunger pump pass through second electric switch valve connect in air compressor machine cooling motor.
Preferably, the third plunger pump is connected to the second control valve group through a third electric switching valve.
Preferably, the fourth plunger pump is connected to the first control valve group through a fourth electric switching valve.
Preferably, the air compressor cooling motor and the dry type dust removal fan motor are connected with a fifth control valve group, and the fifth control valve group is respectively connected with a third control valve group and a fourth control valve group through a fifth electric switch valve.
Preferably, a sixth electric switch valve is connected between oil pipes of the air compressor cooling motor and the dry type dust removal fan motor.
Preferably, the first electric switch valve, the second electric switch valve, the third electric switch valve, the fourth electric switch valve, the fifth electric switch valve and the sixth electric switch valve are all electrically connected with a PLC controller.
Preferably, the power source is an electric motor or a diesel engine.
Compared with the prior art, the utility model discloses beneficial effect: the utility model discloses the PLC controller is all connected to the electric switch valve, and opening and close of PLC controller control electric switch valve reduces equipment fault rate, and first plunger pump is connected as reserve hydraulic power pump through the six electric switch valves of second with the second plunger pump, can realize simultaneous control, switches reserve conversion system at any time, lets equipment do not shut down, do not idle.
Drawings
Fig. 1 is a schematic diagram of a backup power hydraulic control system for a rotary drill provided by the present invention.
Reference numbers in the figures: 1. a hydraulic oil tank; 2; a power source; 3. a transfer case; 4. a first plunger pump; 5. A second plunger pump; 6. a third plunger pump; 7. a fourth plunger pump; 8. a first electrically operated on-off valve; 9. a second electrically operated on-off valve; 10. a third electrically operated on-off valve; 11. a fourth electrically operated on-off valve; 12. a fifth electrically operated on-off valve; 13. a first control valve group; 14. a second control valve group; 15. a third control valve group; 16. a fourth control valve group; 17. a sixth electrically operated on-off valve; 18. a fifth control valve group; 19. cooling the motor by an air compressor; 20. a dry dust removal fan motor.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1, the backup power hydraulic control system for the rotary drill comprises a hydraulic oil tank 1, a power source 2, a transfer case 3, a first plunger pump 4, a second plunger pump 5, a third plunger pump 6, a fourth plunger pump 7, an air compressor cooling motor 19 and a dry dust removal fan motor 20, the power source 2 is connected with the first plunger pump 4, the second plunger pump 5, the third plunger pump 6 and the fourth plunger pump 7 in sequence through the transfer case 3, the first plunger pump 4, the second plunger pump 5, the third plunger pump 6 and the fourth plunger pump 7 are all connected with the hydraulic oil tank 1 through oil pipes, an air compressor cooling motor 19 and a dry dust removal fan motor 20, the first plunger pump 4 is connected to the dry type dust removal fan motor 20 through a first electric switching valve 8, the second plunger pump 5 is connected to the air compressor cooling motor 19 through a second electric switch valve 9.
Further, the third plunger pump 6 is connected to the second control valve group 14 through a third electric switch valve 10.
Further, the fourth plunger pump 7 is connected to the first control valve group 13 through a fourth electric switching valve 11.
Further, the air compressor cooling motor 19 and the dry type dust removal fan motor 20 are connected to a fifth control valve group 18, and the fifth control valve group 18 is respectively connected to a third control valve group 15 and a fourth control valve group 16 through a fifth electric switch valve 12.
Further, a sixth electric switch valve 17 is connected between the oil pipes of the air compressor cooling motor 19 and the dry type dust removal fan motor 20.
Further, the first electric switch valve 8, the second electric switch valve 9, the third electric switch valve 10, the fourth electric switch valve 11, the fifth electric switch valve 12 and the sixth electric switch valve 17 are all electrically connected with a PLC controller.
Further, the power source is an electric motor or a diesel engine.
Compared with the prior art, the utility model discloses beneficial effect: the utility model discloses the PLC controller is all connected to the electric switch valve, and opening and close of PLC controller control electric switch valve reduces equipment fault rate, and first plunger pump is connected as reserve hydraulic power pump through the six electric switch valves of second with the second plunger pump, can realize simultaneous control, switches reserve conversion system at any time, lets equipment do not shut down, do not idle.
The working principle is as follows: the first electric switch valve 8, the second electric switch valve 9, the third electric switch valve 10 and the fourth electric switch valve 11 respectively control pressure output oil ports P1\ P2\ P3\ P4 of the first plunger pump 4, the second plunger pump 5, the third plunger pump 6 and the fourth plunger pump 7; the fifth electric switch valve 12 controls the standby main switching oil passages of the first control valve group 13, the second control valve group 14, the third control valve group 15 and the fourth control valve group 16 respectively; the sixth electric switch valve 17 controls the control main circuit that switches the air compressor cooling motor 19 and the dry type dust removal fan motor 20.
The first plunger pump 4 and the second plunger pump 5 are connected through the sixth electric switch valve 17 to serve as a standby hydraulic power pump, so that the air compressor cooling motor 19 and the dry type dust removal fan motor 20 can be controlled simultaneously, under the condition of no fault, the first electric switch valve 8 and the second electric switch valve 9 are in an opening state, the sixth electric switch valve 17 is always in a closing state, as long as one of the first plunger pump 4 and the second plunger pump 5 has a fault, a standby button can be started at any time, and the PLC remotely controls the opening and closing of the first electric switch valve 8, the second electric switch valve 9 and the sixth electric switch valve 17, so that the equipment fault rate is reduced;
the third plunger pump 6 and the fourth plunger pump 7 are connected through the fifth electric switch valve 12 to serve as a standby hydraulic power pump, synchronous control of the first control valve group 13, the second control valve group 14, the third control valve group 15, the fourth control valve group 16 and the fifth control valve group 18 can be achieved, the third electric switch valve 10 and the fourth electric switch valve 11 are in an open state under the condition of no fault, and the fifth electric switch valve 12 is always in a closed state.
If only one of the third plunger pump 6 and the fourth plunger pump 7 has a fault, the standby button can be started at any time, and the PLC remotely controls the opening and closing of the third electric switch valve 10, the fourth electric switch valve 11 and the fifth electric switch valve 12, so that the fault rate of equipment is reduced.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (7)
1. A reserve power hydraulic control system for rotary drill is characterized in that: the dry type dust removal fan motor comprises a hydraulic oil tank (1), a power source (2), a transfer case (3), a first plunger pump (4), a second plunger pump (5), a third plunger pump (6), a fourth plunger pump (7), an air compressor cooling motor (19) and a dry type dust removal fan motor (20), wherein the power source (2) is sequentially connected with the first plunger pump (4), the second plunger pump (5), the third plunger pump (6) and the fourth plunger pump (7) through the transfer case (3), the first plunger pump (4), the second plunger pump (5), the third plunger pump (6) and the fourth plunger pump (7) are all connected with the hydraulic oil tank (1) through oil pipes, the air compressor cooling motor (19) and the dry type dust removal fan motor (20), and the first plunger pump (4) is connected with the dry type dust removal fan motor (20) through a first electric switch valve (8), the second plunger pump (5) is connected to the air compressor cooling motor (19) through a second electric switch valve (9).
2. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: and the third plunger pump (6) is connected with a second control valve group (14) through a third electric switch valve (10).
3. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: and the fourth plunger pump (7) is connected with a first control valve group (13) through a fourth electric switch valve (11).
4. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: the air compressor cooling motor (19) and the dry type dust removal fan motor (20) are connected with a fifth control valve group (18), and the fifth control valve group (18) is respectively connected with a third control valve group (15) and a fourth control valve group (16) through a fifth electric switch valve (12).
5. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: and a sixth electric switch valve (17) is connected between the oil pipes of the air compressor cooling motor (19) and the dry type dust removal fan motor (20).
6. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: the first electric switch valve (8), the second electric switch valve (9), the third electric switch valve (10), the fourth electric switch valve (11), the fifth electric switch valve (12) and the sixth electric switch valve (17) are all electrically connected with a PLC controller.
7. The backup power hydraulic control system for a rotary drill rig according to claim 1, wherein: the power source (2) is an electric motor or a diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021601992.0U CN214533764U (en) | 2020-08-04 | 2020-08-04 | Backup power hydraulic control system for rotary drill rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021601992.0U CN214533764U (en) | 2020-08-04 | 2020-08-04 | Backup power hydraulic control system for rotary drill rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214533764U true CN214533764U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021601992.0U Active CN214533764U (en) | 2020-08-04 | 2020-08-04 | Backup power hydraulic control system for rotary drill rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214533764U (en) |
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2020
- 2020-08-04 CN CN202021601992.0U patent/CN214533764U/en active Active
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